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authorJames Graham <james@hoppipolla.co.uk>2015-03-27 09:18:12 +0000
committerJames Graham <james@hoppipolla.co.uk>2015-04-03 23:29:19 +0100
commit2c9faf5363be229498578bdeca55c0c52730f0fa (patch)
treee070d5d12a587f1e1939410b2cd88450543d7534 /tests/wpt/css-tests/css-variables-1_dev/html
parent1a81b18b9f22d7bc1a967d08fcc7fbcf2ee200f5 (diff)
downloadservo-2c9faf5363be229498578bdeca55c0c52730f0fa.tar.gz
servo-2c9faf5363be229498578bdeca55c0c52730f0fa.zip
Update CSS tests to revision 31d63cc79bd4c929ed582229e936d7b389f3e6ab
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+++ b/tests/wpt/css-tests/css-variables-1_dev/html/chapter-1.htm
@@ -0,0 +1,39 @@
+
+
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
+<html>
+ <head>
+ <title>Introduction - CSS Custom Properties Level 1 CR Test Suite</title>
+ <style type="text/css">
+ @import "http://www.w3.org/StyleSheets/TR/base.css";
+ @import "../indices.css";
+ </style>
+ </head>
+
+ <body>
+
+ <h1>CSS Custom Properties Level 1 CR Test Suite</h1>
+ <h2>Introduction (0 tests)</h2>
+ <table width="100%">
+ <col id="test-column">
+ <col id="refs-column">
+ <col id="flags-column">
+ <col id="info-column">
+ <thead>
+ <tr>
+ <th>Test</th>
+ <th><abbr title="Rendering References">Refs</abbr></th>
+ <th>Flags</th>
+ <th>Info</th>
+ </tr>
+ </thead>
+ <tbody id="s1">
+ <tr><th colspan="4" scope="rowgroup">
+ <a href="#s1">+</a>
+ <a href="http://www.w3.org/TR/css-variables-1/#intro">1 Introduction</a></th></tr>
+ <!-- 0 tests -->
+ </tbody>
+ </table>
+
+ </body>
+</html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/chapter-2.htm b/tests/wpt/css-tests/css-variables-1_dev/html/chapter-2.htm
new file mode 100644
index 00000000000..7b6b71159a3
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/chapter-2.htm
@@ -0,0 +1,837 @@
+
+
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
+<html>
+ <head>
+ <title>Defining Custom Properties: the '--*' family of properties - CSS Custom Properties Level 1 CR Test Suite</title>
+ <style type="text/css">
+ @import "http://www.w3.org/StyleSheets/TR/base.css";
+ @import "../indices.css";
+ </style>
+ </head>
+
+ <body>
+
+ <h1>CSS Custom Properties Level 1 CR Test Suite</h1>
+ <h2>Defining Custom Properties: the '--*' family of properties (96 tests)</h2>
+ <table width="100%">
+ <col id="test-column">
+ <col id="refs-column">
+ <col id="flags-column">
+ <col id="info-column">
+ <thead>
+ <tr>
+ <th>Test</th>
+ <th><abbr title="Rendering References">Refs</abbr></th>
+ <th>Flags</th>
+ <th>Info</th>
+ </tr>
+ </thead>
+ <tbody id="s2">
+ <tr><th colspan="4" scope="rowgroup">
+ <a href="#s2">+</a>
+ <a href="http://www.w3.org/TR/css-variables-1/#defining-variables">2 Defining Custom Properties: the '--*' family of properties</a></th></tr>
+ <!-- 35 tests -->
+ <tr id="test_variable_legal_values-2" class="primary script">
+ <td><strong>
+ <a href="test_variable_legal_values.htm">test_variable_legal_values</a></strong></td>
+ <td></td>
+ <td><abbr class="script" title="Executes tests in script">Script</abbr></td>
+ <td>CSS Variables Allowed Syntax
+ <ul class="assert">
+ <li>The &lt;value&gt; type used in the syntax above is defined as anything matching the &quot;value&quot; production in CSS 2.1 Chapter 4.1 [CSS21].</li>
+ </ul>
+ </td>
+ </tr>
+ <tr id="variable-declaration-06-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-06.htm">variable-declaration-06</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test overriding an existing variable declaration.
+ </td>
+ </tr>
+ <tr id="variable-declaration-29-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-29.htm">variable-declaration-29</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with a valid custom property name &quot;--&quot;.
+ </td>
+ </tr>
+ <tr id="variable-declaration-31-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-31.htm">variable-declaration-31</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable where the variable name begins with a digit.
+ </td>
+ </tr>
+ <tr id="variable-declaration-32-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-32.htm">variable-declaration-32</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable where the variable name begins with an escaped digit.
+ </td>
+ </tr>
+ <tr id="variable-declaration-33-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-33.htm">variable-declaration-33</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable where the variable name begins with an escaped letter.
+ </td>
+ </tr>
+ <tr id="variable-declaration-34-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-34.htm">variable-declaration-34</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable where the variable name begins with a lone surrogate.
+ </td>
+ </tr>
+ <tr id="variable-declaration-35-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-35.htm">variable-declaration-35</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable where the variable name begins with U+FFFD.
+ </td>
+ </tr>
+ <tr id="variable-declaration-36-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-36.htm">variable-declaration-36</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable where the variable name begins with an out-of-range Unicode character escape.
+ </td>
+ </tr>
+ <tr id="variable-declaration-38-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-38.htm">variable-declaration-38</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring two variables in the same declaration block that differ only in case, with lowercase first.
+ </td>
+ </tr>
+ <tr id="variable-declaration-39-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-39.htm">variable-declaration-39</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring two variables in the same declaration block that differ only in case, with uppercase first.
+ </td>
+ </tr>
+ <tr id="variable-declaration-40-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-40.htm">variable-declaration-40</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with an invalid custom property name due to it beginning with &quot;VAR-&quot;.
+ </td>
+ </tr>
+ <tr id="variable-declaration-41-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-41.htm">variable-declaration-41</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable where the second '-' in the &quot;--&quot; prefix of the custom property name is escaped.
+ </td>
+ </tr>
+ <tr id="variable-declaration-42-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-42.htm">variable-declaration-42</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable where the custom property name includes an unescaped Chinese character and an escape that is terminated by a space character.
+ </td>
+ </tr>
+ <tr id="variable-declaration-43-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-43.htm">variable-declaration-43</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable whose value is &quot;initial&quot;.
+ </td>
+ </tr>
+ <tr id="variable-declaration-44-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-44.htm">variable-declaration-44</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable whose value is &quot;inherit&quot; where there is no variable to inherit from.
+ </td>
+ </tr>
+ <tr id="variable-declaration-45-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-45.htm">variable-declaration-45</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable whose value is &quot;inherit&quot; where there is a variable to inherit from.
+ </td>
+ </tr>
+ <tr id="variable-declaration-46-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-46.htm">variable-declaration-46</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable whose value is &quot;initial&quot; where there is a variable to inherit from.
+ </td>
+ </tr>
+ <tr id="variable-declaration-47-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-47.htm">variable-declaration-47</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable whose value consists of a reference to a variable whose value is &quot;inherit&quot;.
+ </td>
+ </tr>
+ <tr id="variable-declaration-56-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-56.htm">variable-declaration-56</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable whose value is &quot;unset&quot; where there is no variable to inherit from.
+ </td>
+ </tr>
+ <tr id="variable-declaration-57-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-57.htm">variable-declaration-57</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable whose value is &quot;unset&quot; where there is a variable to inherit from.
+ </td>
+ </tr>
+ <tr id="variable-declaration-58-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-58.htm">variable-declaration-58</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable whose value consists of a reference to a variable whose value is &quot;unset&quot;.
+ </td>
+ </tr>
+ <tr id="variable-declaration-59-2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-59.htm">variable-declaration-59</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with a trailing invalid token.
+ </td>
+ </tr>
+ <tr id="variable-external-font-face-01-2" class="primary ahem">
+ <td><strong>
+ <a href="variable-external-font-face-01.htm">variable-external-font-face-01</a></strong></td>
+ <td><a href="reference/variable-font-face-01-ref.htm">=</a> </td>
+ <td><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ <td>Test the invalid declaration and use of a variable in an @font-face rule within an external CSS.
+ </td>
+ </tr>
+ <tr id="variable-font-face-01-2" class="primary ahem">
+ <td><strong>
+ <a href="variable-font-face-01.htm">variable-font-face-01</a></strong></td>
+ <td><a href="reference/variable-font-face-01-ref.htm">=</a> </td>
+ <td><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ <td>Test the invalid declaration and use of a variable in an @font-face rule.
+ </td>
+ </tr>
+ <tr id="variable-font-face-02-2" class="primary ahem">
+ <td><strong>
+ <a href="variable-font-face-02.htm">variable-font-face-02</a></strong></td>
+ <td><a href="reference/variable-font-face-02-ref.htm">=</a> </td>
+ <td><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ <td>Test the invalid use of a variable in an @font-face rule where the variable is defined on the root element.
+ </td>
+ </tr>
+ <tr id="variable-reference-13-2" class="primary">
+ <td><strong>
+ <a href="variable-reference-13.htm">variable-reference-13</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test that important variable declarations are not overwritten by subsequent non-important variable declarations in the one declaration block.
+ </td>
+ </tr>
+ <tr id="variable-reference-14-2" class="primary">
+ <td><strong>
+ <a href="variable-reference-14.htm">variable-reference-14</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test that important variable declarations cascade correctly.
+ </td>
+ </tr>
+ <tr id="variable-supports-58-2" class="primary">
+ <td><strong>
+ <a href="variable-supports-58.htm">variable-supports-58</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing property declaration in an @supports rule with property name &quot;--&quot;.
+ </td>
+ </tr>
+ <tr id="variable-supports-60-2" class="primary">
+ <td><strong>
+ <a href="variable-supports-60.htm">variable-supports-60</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule for a variable whose name is a digit.
+ </td>
+ </tr>
+ <tr id="variable-supports-61-2" class="primary">
+ <td><strong>
+ <a href="variable-supports-61.htm">variable-supports-61</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule for a variable whose name is a digit which is specified with an escape.
+ </td>
+ </tr>
+ <tr id="variable-supports-62-2" class="primary">
+ <td><strong>
+ <a href="variable-supports-62.htm">variable-supports-62</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule for a variable whose name is U+FFFD which is specified with an escaped lone surrogate.
+ </td>
+ </tr>
+ <tr id="variable-supports-63-2" class="primary">
+ <td><strong>
+ <a href="variable-supports-63.htm">variable-supports-63</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule for a variable whose name is U+FFFD which is specified with an out-of-range Unicode character escape.
+ </td>
+ </tr>
+ <tr id="variable-supports-66-2" class="primary">
+ <td><strong>
+ <a href="variable-supports-66.htm">variable-supports-66</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing custom property declaration in an @supports rule where the property name begins with &quot;VAR-&quot;.
+ </td>
+ </tr>
+ <tr id="variable-supports-67-2" class="primary">
+ <td><strong>
+ <a href="variable-supports-67.htm">variable-supports-67</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a declaration for a custom property has an invalid value does not cause the @supports rule to fail to parse.
+ </td>
+ </tr>
+ </tbody>
+ <tbody id="s2.#custom-property">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s2.#propdef---">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s2.#typedef-custom-property-name">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s2.1">
+ <tr><th colspan="4" scope="rowgroup">
+ <a href="#s2.1">+</a>
+ <a href="http://www.w3.org/TR/css-variables-1/#syntax">2.1 Custom Property Value Syntax</a></th></tr>
+ <!-- 55 tests -->
+ <tr id="variable-declaration-01-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-01.htm">variable-declaration-01</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable consisting of a single token preceded by white space.
+ </td>
+ </tr>
+ <tr id="variable-declaration-02-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-02.htm">variable-declaration-02</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable consisting of a single token with no preceding white space.
+ </td>
+ </tr>
+ <tr id="variable-declaration-03-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-03.htm">variable-declaration-03</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that references another variable.
+ </td>
+ </tr>
+ <tr id="variable-declaration-04-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-04.htm">variable-declaration-04</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable consisting of a variable reference followed by white space.
+ </td>
+ </tr>
+ <tr id="variable-declaration-05-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-05.htm">variable-declaration-05</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable consisting of a variable reference that includes white space around the variable name.
+ </td>
+ </tr>
+ <tr id="variable-declaration-07-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-07.htm">variable-declaration-07</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with invalid syntax due to a variable reference having no tokens in its fallback.
+ </td>
+ </tr>
+ <tr id="variable-declaration-08-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-08.htm">variable-declaration-08</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that consists of a variable reference whose fallback is white space.
+ </td>
+ </tr>
+ <tr id="variable-declaration-09-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-09.htm">variable-declaration-09</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with invalid syntax due to a variable reference having only a comment in its fallback.
+ </td>
+ </tr>
+ <tr id="variable-declaration-10-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-10.htm">variable-declaration-10</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that consists of a variable reference with a fallback that includes a comment and an identifier.
+ </td>
+ </tr>
+ <tr id="variable-declaration-11-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-11.htm">variable-declaration-11</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with invalid syntax due to a variable reference having a '!' token at the top level of its fallback.
+ </td>
+ </tr>
+ <tr id="variable-declaration-12-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-12.htm">variable-declaration-12</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with invalid syntax due to a variable reference having a ';' token at the top level of its fallback.
+ </td>
+ </tr>
+ <tr id="variable-declaration-13-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-13.htm">variable-declaration-13</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with invalid syntax due to a variable reference having &quot;!important&quot; the top level of its fallback.
+ </td>
+ </tr>
+ <tr id="variable-declaration-14-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-14.htm">variable-declaration-14</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that consists of a variable reference and a following identifier with no intervening white space.
+ </td>
+ </tr>
+ <tr id="variable-declaration-15-2.1" class="primary ahem">
+ <td><strong>
+ <a href="variable-declaration-15.htm">variable-declaration-15</a></strong></td>
+ <td><a href="reference/variable-declaration-15-ref.htm">=</a> </td>
+ <td><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ <td>Test declaring a variable that consists of a comma-separated font family list.
+ </td>
+ </tr>
+ <tr id="variable-declaration-16-2.1" class="primary ahem">
+ <td><strong>
+ <a href="variable-declaration-16.htm">variable-declaration-16</a></strong></td>
+ <td><a href="reference/variable-declaration-16-ref.htm">=</a> </td>
+ <td><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ <td>Test declaring a variable that consists of a comma-separated font family list with the first item being a variable reference.
+ </td>
+ </tr>
+ <tr id="variable-declaration-17-2.1" class="primary ahem">
+ <td><strong>
+ <a href="variable-declaration-17.htm">variable-declaration-17</a></strong></td>
+ <td><a href="reference/variable-declaration-17-ref.htm">=</a> </td>
+ <td><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ <td>Test declaring a variable that consists of a comma-separated font family list with the last item being a variable reference.
+ </td>
+ </tr>
+ <tr id="variable-declaration-18-2.1" class="primary ahem">
+ <td><strong>
+ <a href="variable-declaration-18.htm">variable-declaration-18</a></strong></td>
+ <td><a href="reference/variable-declaration-18-ref.htm">=</a> </td>
+ <td><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ <td>Test declaring a variable that consists of a comma-separated font family list with the comma coming from a variable reference.
+ </td>
+ </tr>
+ <tr id="variable-declaration-19-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-19.htm">variable-declaration-19</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that consists of a function where one of the arguments is a variable reference.
+ </td>
+ </tr>
+ <tr id="variable-declaration-20-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-20.htm">variable-declaration-20</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with &quot;!important&quot;.
+ </td>
+ </tr>
+ <tr id="variable-declaration-21-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-21.htm">variable-declaration-21</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that consists of a function where all of the arguments and commas are made up of variable references.
+ </td>
+ </tr>
+ <tr id="variable-declaration-22-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-22.htm">variable-declaration-22</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that consists of a variable reference with a number of levels of variable reference fallbacks.
+ </td>
+ </tr>
+ <tr id="variable-declaration-23-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-23.htm">variable-declaration-23</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with invalid syntax due to having two &quot;!important&quot; priorities.
+ </td>
+ </tr>
+ <tr id="variable-declaration-24-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-24.htm">variable-declaration-24</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that contains a CDO token.
+ </td>
+ </tr>
+ <tr id="variable-declaration-25-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-25.htm">variable-declaration-25</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that contains a CDC token.
+ </td>
+ </tr>
+ <tr id="variable-declaration-26-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-26.htm">variable-declaration-26</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that contains only a white space token.
+ </td>
+ </tr>
+ <tr id="variable-declaration-28-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-28.htm">variable-declaration-28</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with invalid syntax due to having no tokens.
+ </td>
+ </tr>
+ <tr id="variable-declaration-37-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-37.htm">variable-declaration-37</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable consisting of a variable reference where white space surrounds the comma separating the variable name and fallback.
+ </td>
+ </tr>
+ <tr id="variable-declaration-60-2.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-60.htm">variable-declaration-60</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable with a value whose name is &quot;initial&quot; but using Turkish dotted/dotless 'i's.
+ </td>
+ </tr>
+ <tr id="variable-external-declaration-01-2.1" class="primary">
+ <td><strong>
+ <a href="variable-external-declaration-01.htm">variable-external-declaration-01</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable in an external CSS file.
+ </td>
+ </tr>
+ <tr id="variable-supports-33-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-33.htm">variable-supports-33</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference.
+ </td>
+ </tr>
+ <tr id="variable-supports-34-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-34.htm">variable-supports-34</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains white space and a variable reference.
+ </td>
+ </tr>
+ <tr id="variable-supports-35-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-35.htm">variable-supports-35</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference surrounded by white space.
+ </td>
+ </tr>
+ <tr id="variable-supports-36-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-36.htm">variable-supports-36</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference surrounded by white space with the variable name also surrounded by white space.
+ </td>
+ </tr>
+ <tr id="variable-supports-37-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-37.htm">variable-supports-37</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing custom property declaration in an @supports rule whose value contains a variable reference with no fallback tokens.
+ </td>
+ </tr>
+ <tr id="variable-supports-38-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-38.htm">variable-supports-38</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference with fallback consisting only of white space.
+ </td>
+ </tr>
+ <tr id="variable-supports-39-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-39.htm">variable-supports-39</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing custom property declaration in an @supports rule whose value contains a variable reference with no fallback tokens, just a comment.
+ </td>
+ </tr>
+ <tr id="variable-supports-40-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-40.htm">variable-supports-40</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference with fallback consisting of a comment and an identifier.
+ </td>
+ </tr>
+ <tr id="variable-supports-41-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-41.htm">variable-supports-41</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing custom property declaration in an @supports rule whose value contains a variable reference with fallback containing a top level '!' token.
+ </td>
+ </tr>
+ <tr id="variable-supports-42-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-42.htm">variable-supports-42</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing custom property declaration in an @supports rule whose value contains a variable reference with fallback containing a top level &quot;!important&quot;.
+ </td>
+ </tr>
+ <tr id="variable-supports-43-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-43.htm">variable-supports-43</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a dimension followed by a variable reference.
+ </td>
+ </tr>
+ <tr id="variable-supports-44-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-44.htm">variable-supports-44</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference followed bya dimension.
+ </td>
+ </tr>
+ <tr id="variable-supports-45-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-45.htm">variable-supports-45</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a selection of tokens and a non-top level variable reference.
+ </td>
+ </tr>
+ <tr id="variable-supports-46-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-46.htm">variable-supports-46</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference and an &quot;!important&quot; priority.
+ </td>
+ </tr>
+ <tr id="variable-supports-47-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-47.htm">variable-supports-47</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains two adjacent variable references with no intervening white space.
+ </td>
+ </tr>
+ <tr id="variable-supports-48-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-48.htm">variable-supports-48</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference with a number of levels of variable reference fallbacks.
+ </td>
+ </tr>
+ <tr id="variable-supports-49-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-49.htm">variable-supports-49</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing custom property declaration in an @supports rule whose value contains two &quot;!important&quot; priorities.
+ </td>
+ </tr>
+ <tr id="variable-supports-50-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-50.htm">variable-supports-50</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference and a CDO token.
+ </td>
+ </tr>
+ <tr id="variable-supports-51-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-51.htm">variable-supports-51</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference and a CDC token.
+ </td>
+ </tr>
+ <tr id="variable-supports-52-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-52.htm">variable-supports-52</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference and balanced braces and square brackets.
+ </td>
+ </tr>
+ <tr id="variable-supports-53-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-53.htm">variable-supports-53</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing custom property declaration in an @supports rule whose value contains a variable reference with a top level ';' token in its fallback.
+ </td>
+ </tr>
+ <tr id="variable-supports-54-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-54.htm">variable-supports-54</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference and a non-top level ';' token.
+ </td>
+ </tr>
+ <tr id="variable-supports-55-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-55.htm">variable-supports-55</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing custom property declaration in an @supports rule whose value contains a variable reference and a top level ';' token in its fallback.
+ </td>
+ </tr>
+ <tr id="variable-supports-56-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-56.htm">variable-supports-56</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains only a white space token.
+ </td>
+ </tr>
+ <tr id="variable-supports-57-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-57.htm">variable-supports-57</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing custom property declaration in an @supports rule whose value contains no tokens.
+ </td>
+ </tr>
+ <tr id="variable-supports-65-2.1" class="primary">
+ <td><strong>
+ <a href="variable-supports-65.htm">variable-supports-65</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value is a variable reference with white space surrounding the fallback comma.
+ </td>
+ </tr>
+ </tbody>
+ <tbody id="s2.1.#animation-tainted">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s2.1.#typedef-any-value">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s2.2">
+ <tr><th colspan="4" scope="rowgroup">
+ <a href="#s2.2">+</a>
+ <a href="http://www.w3.org/TR/css-variables-1/#cycles">2.2 Resolving Dependency Cycles</a></th></tr>
+ <!-- 6 tests -->
+ <tr id="variable-declaration-30-2.2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-30.htm">variable-declaration-30</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that contains a variable reference to itself.
+ </td>
+ </tr>
+ <tr id="variable-declaration-48-2.2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-48.htm">variable-declaration-48</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a number of variables in a cycle.
+ </td>
+ </tr>
+ <tr id="variable-declaration-49-2.2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-49.htm">variable-declaration-49</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that is a dependent of a variable involved in a cycle but which itself is not involved in a cycle.
+ </td>
+ </tr>
+ <tr id="variable-declaration-50-2.2" class="primary">
+ <td><strong>
+ <a href="variable-declaration-50.htm">variable-declaration-50</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a number of variables in a chain, where the final element of the chain uses its fallback.
+ </td>
+ </tr>
+ <tr id="variable-reference-39-2.2" class="primary">
+ <td><strong>
+ <a href="variable-reference-39.htm">variable-reference-39</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that references itself but uses fallback.
+ </td>
+ </tr>
+ <tr id="variable-supports-59-2.2" class="primary">
+ <td><strong>
+ <a href="variable-supports-59.htm">variable-supports-59</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing custom property declaration in an @supports rule whose value contains a variable reference to itself.
+ </td>
+ </tr>
+ </tbody>
+ </table>
+
+ </body>
+</html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/chapter-3.htm b/tests/wpt/css-tests/css-variables-1_dev/html/chapter-3.htm
new file mode 100644
index 00000000000..1213593a36f
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/chapter-3.htm
@@ -0,0 +1,693 @@
+
+
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
+<html>
+ <head>
+ <title>Using Cascading Variables: the var() notation - CSS Custom Properties Level 1 CR Test Suite</title>
+ <style type="text/css">
+ @import "http://www.w3.org/StyleSheets/TR/base.css";
+ @import "../indices.css";
+ </style>
+ </head>
+
+ <body>
+
+ <h1>CSS Custom Properties Level 1 CR Test Suite</h1>
+ <h2>Using Cascading Variables: the var() notation (78 tests)</h2>
+ <table width="100%">
+ <col id="test-column">
+ <col id="refs-column">
+ <col id="flags-column">
+ <col id="info-column">
+ <thead>
+ <tr>
+ <th>Test</th>
+ <th><abbr title="Rendering References">Refs</abbr></th>
+ <th>Flags</th>
+ <th>Info</th>
+ </tr>
+ </thead>
+ <tbody id="s3">
+ <tr><th colspan="4" scope="rowgroup">
+ <a href="#s3">+</a>
+ <a href="http://www.w3.org/TR/css-variables-1/#using-variables">3 Using Cascading Variables: the var() notation</a></th></tr>
+ <!-- 73 tests -->
+ <tr id="css-vars-custom-property-case-sensitive-001-3" class="primary">
+ <td><strong>
+ <a href="css-vars-custom-property-case-sensitive-001.htm">css-vars-custom-property-case-sensitive-001</a></strong></td>
+ <td><a href="reference/css-vars-custom-property-case-sensitive-ref.htm">=</a> </td>
+ <td></td>
+ <td>custom property names start with &quot;var-&quot; in lower case
+ <ul class="assert">
+ <li>Custom property names start with var- which must be lower case</li>
+ </ul>
+ </td>
+ </tr>
+ <tr id="css-vars-custom-property-inheritance-3" class="primary">
+ <td><strong>
+ <a href="css-vars-custom-property-inheritance.htm">css-vars-custom-property-inheritance</a></strong></td>
+ <td><a href="reference/css-vars-custom-property-inheritance-ref.htm">=</a> </td>
+ <td></td>
+ <td>custom properties use normal inheritance and cascade rules
+ <ul class="assert">
+ <li>custom properties are resolved with the normal inheritance and cascade rules</li>
+ </ul>
+ </td>
+ </tr>
+ <tr id="variable-declaration-52-3" class="primary">
+ <td><strong>
+ <a href="variable-declaration-52.htm">variable-declaration-52</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that consists of a reference to an inherited variable whose value was a variable reference that used its fallback.
+ </td>
+ </tr>
+ <tr id="variable-declaration-53-3" class="primary">
+ <td><strong>
+ <a href="variable-declaration-53.htm">variable-declaration-53</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that consists of two variable references without fallback and with no intervening white space.
+ </td>
+ </tr>
+ <tr id="variable-declaration-54-3" class="primary">
+ <td><strong>
+ <a href="variable-declaration-54.htm">variable-declaration-54</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that consists of two variable references with the first variable reference using fallback and with no intervening white space.
+ </td>
+ </tr>
+ <tr id="variable-declaration-55-3" class="primary">
+ <td><strong>
+ <a href="variable-declaration-55.htm">variable-declaration-55</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that consists of two variable references with the second variable reference using fallback and with no intervening white space.
+ </td>
+ </tr>
+ <tr id="variable-external-reference-01-3" class="primary">
+ <td><strong>
+ <a href="variable-external-reference-01.htm">variable-external-reference-01</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test the use of a variable in a non-custom property where the variable value is inherited within an external CSS.
+ </td>
+ </tr>
+ <tr id="variable-external-supports-01-3" class="primary">
+ <td><strong>
+ <a href="variable-external-supports-01.htm">variable-external-supports-01</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference within an external stylesheet file.
+ </td>
+ </tr>
+ <tr id="variable-reference-01-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-01.htm">variable-reference-01</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test the use of a variable in a non-custom property where the variable value is inherited.
+ </td>
+ </tr>
+ <tr id="variable-reference-03-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-03.htm">variable-reference-03</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test the use of two variables in a non-custom property where the variable values are inherited and one of the variable values consists only of white space.
+ </td>
+ </tr>
+ <tr id="variable-reference-04-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-04.htm">variable-reference-04</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test the use of two variables in a non-custom property where one variable is inherited and the other references a non-existing variable with fallback that consists only of white space.
+ </td>
+ </tr>
+ <tr id="variable-reference-05-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-05.htm">variable-reference-05</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test the use of a variable in a non-custom property where the values contains no tokens other than the variable reference.
+ </td>
+ </tr>
+ <tr id="variable-reference-06-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-06.htm">variable-reference-06</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains no tokens.
+ </td>
+ </tr>
+ <tr id="variable-reference-07-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-07.htm">variable-reference-07</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains a top level ';' token.
+ </td>
+ </tr>
+ <tr id="variable-reference-08-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-08.htm">variable-reference-08</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains a top level '!' token.
+ </td>
+ </tr>
+ <tr id="variable-reference-09-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-09.htm">variable-reference-09</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property with a variable reference that has a non-top level ';' token.
+ </td>
+ </tr>
+ <tr id="variable-reference-10-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-10.htm">variable-reference-10</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property with a variable reference that has a non-top level '!' token.
+ </td>
+ </tr>
+ <tr id="variable-reference-11-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-11.htm">variable-reference-11</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains nothing but a comment.
+ </td>
+ </tr>
+ <tr id="variable-reference-12-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-12.htm">variable-reference-12</a></strong></td>
+ <td><a href="reference/variable-reference-12-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test the use of variable references in the 'content' property.
+ </td>
+ </tr>
+ <tr id="variable-reference-15-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-15.htm">variable-reference-15</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property with two variable references with no intervening white space.
+ </td>
+ </tr>
+ <tr id="variable-reference-16-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-16.htm">variable-reference-16</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that consists of a variable reference with a number of levels of variable reference fallbacks.
+ </td>
+ </tr>
+ <tr id="variable-reference-17-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-17.htm">variable-reference-17</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that consists of a variable reference whose fallback contains a CDO token.
+ </td>
+ </tr>
+ <tr id="variable-reference-18-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-18.htm">variable-reference-18</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a variable reference and balanced braces and square brackets.
+ </td>
+ </tr>
+ <tr id="variable-reference-19-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-19.htm">variable-reference-19</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a variable reference and a non-top level ';' token.
+ </td>
+ </tr>
+ <tr id="variable-reference-20-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-20.htm">variable-reference-20</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a variable reference whose function token is in uppercase.
+ </td>
+ </tr>
+ <tr id="variable-reference-21-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-21.htm">variable-reference-21</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a reference to a variable whose name must be escaped.
+ </td>
+ </tr>
+ <tr id="variable-reference-22-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-22.htm">variable-reference-22</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a reference to a variable whose name is U+FFFD but which was declared and referenced using a lone surrogate.
+ </td>
+ </tr>
+ <tr id="variable-reference-23-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-23.htm">variable-reference-23</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a reference to a variable whose name is U+FFFD but which was declared using a lone surrogate.
+ </td>
+ </tr>
+ <tr id="variable-reference-24-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-24.htm">variable-reference-24</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a reference to a variable whose name is U+FFFD but which was declared using an out-of-range Unicode character escape.
+ </td>
+ </tr>
+ <tr id="variable-reference-25-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-25.htm">variable-reference-25</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a variable reference with no fallback and which is implicitly closed due to EOF.
+ </td>
+ </tr>
+ <tr id="variable-reference-26-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-26.htm">variable-reference-26</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a variable reference with white space before its comma and fallback consisting only of white space and which is implicitly closed due to EOF.
+ </td>
+ </tr>
+ <tr id="variable-reference-27-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-27.htm">variable-reference-27</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a variable reference with fallback consisting only of white space and which is implicitly closed due to EOF.
+ </td>
+ </tr>
+ <tr id="variable-reference-28-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-28.htm">variable-reference-28</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a variable reference whose fallback is a variable reference, both of which are implicitly closed due to EOF.
+ </td>
+ </tr>
+ <tr id="variable-reference-29-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-29.htm">variable-reference-29</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property that contains a variable reference with no fallback, and whose variable name is followed by a comment, and where the comment and the variable reference are implicitly closed due to EOF.
+ </td>
+ </tr>
+ <tr id="variable-reference-30-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-30.htm">variable-reference-30</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property with invalid syntax due to containing two &quot;!important&quot; priorities.
+ </td>
+ </tr>
+ <tr id="variable-reference-31-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-31.htm">variable-reference-31</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property with a variable reference that has a digit after the &quot;--&quot; prefix.
+ </td>
+ </tr>
+ <tr id="variable-reference-32-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-32.htm">variable-reference-32</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property with invalid syntax due to containing a variable reference with fallback that contains a bad string.
+ </td>
+ </tr>
+ <tr id="variable-reference-33-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-33.htm">variable-reference-33</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property containing a variable reference with fallback is an implicitly closed string due to EOF.
+ </td>
+ </tr>
+ <tr id="variable-reference-34-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-34.htm">variable-reference-34</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property with invalid syntax due to containing a variable reference with fallback that contains a bad URL.
+ </td>
+ </tr>
+ <tr id="variable-reference-35-3" class="primary">
+ <td><strong>
+ <a href="variable-reference-35.htm">variable-reference-35</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom property containing a variable reference with fallback is an implicitly closed URL due to EOF.
+ </td>
+ </tr>
+ <tr id="variable-supports-01-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-01.htm">variable-supports-01</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference and no white space tokens.
+ </td>
+ </tr>
+ <tr id="variable-supports-02-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-02.htm">variable-supports-02</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule where the property value contains a white space token followed by a variable reference.
+ </td>
+ </tr>
+ <tr id="variable-supports-03-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-03.htm">variable-supports-03</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference surrounded by white space tokens.
+ </td>
+ </tr>
+ <tr id="variable-supports-04-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-04.htm">variable-supports-04</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference surrounded by white space tokens and with white space surrounding the variable name.
+ </td>
+ </tr>
+ <tr id="variable-supports-05-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-05.htm">variable-supports-05</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having no fallback tokens.
+ </td>
+ </tr>
+ <tr id="variable-supports-06-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-06.htm">variable-supports-06</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference with fallback that is only white space.
+ </td>
+ </tr>
+ <tr id="variable-supports-07-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-07.htm">variable-supports-07</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having no fallback tokens, just a comment.
+ </td>
+ </tr>
+ <tr id="variable-supports-08-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-08.htm">variable-supports-08</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule where the property value contains a comment and an identifier.
+ </td>
+ </tr>
+ <tr id="variable-supports-09-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-09.htm">variable-supports-09</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having a '!' token at the top level of its fallback.
+ </td>
+ </tr>
+ <tr id="variable-supports-10-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-10.htm">variable-supports-10</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having &quot;!important&quot; at the top level of its fallback.
+ </td>
+ </tr>
+ <tr id="variable-supports-11-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-11.htm">variable-supports-11</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing 'color' property declaration in an @supports rule with a variable reference that comes after a non-color value.
+ </td>
+ </tr>
+ <tr id="variable-supports-12-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-12.htm">variable-supports-12</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing 'color' property declaration in an @supports rule with a variable reference that comes before a non-color value.
+ </td>
+ </tr>
+ <tr id="variable-supports-13-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-13.htm">variable-supports-13</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing 'color' property declaration in an @supports rule with a range of different tokens and a variable reference not at the top level.
+ </td>
+ </tr>
+ <tr id="variable-supports-14-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-14.htm">variable-supports-14</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule with a variable reference and an &quot;!important&quot; priority.
+ </td>
+ </tr>
+ <tr id="variable-supports-15-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-15.htm">variable-supports-15</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule with two adjacent variable references with no intervening white space.
+ </td>
+ </tr>
+ <tr id="variable-supports-16-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-16.htm">variable-supports-16</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule with a variable reference that has a number of levels of variable reference fallbacks.
+ </td>
+ </tr>
+ <tr id="variable-supports-17-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-17.htm">variable-supports-17</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing non-custom property declaration in an @supports rule with two &quot;!important&quot; priorities.
+ </td>
+ </tr>
+ <tr id="variable-supports-18-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-18.htm">variable-supports-18</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and a CDO token.
+ </td>
+ </tr>
+ <tr id="variable-supports-19-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-19.htm">variable-supports-19</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and a CDC token.
+ </td>
+ </tr>
+ <tr id="variable-supports-20-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-20.htm">variable-supports-20</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and balanced braces and square brackets.
+ </td>
+ </tr>
+ <tr id="variable-supports-21-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-21.htm">variable-supports-21</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having a ';' token at the top level of its fallback.
+ </td>
+ </tr>
+ <tr id="variable-supports-22-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-22.htm">variable-supports-22</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and a non-top level ';' token.
+ </td>
+ </tr>
+ <tr id="variable-supports-23-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-23.htm">variable-supports-23</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing non-custom property declaration in an @supports rule whose value contains a variable reference with a top level ';' token.
+ </td>
+ </tr>
+ <tr id="variable-supports-24-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-24.htm">variable-supports-24</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a non-top level ';' token in its fallback.
+ </td>
+ </tr>
+ <tr id="variable-supports-25-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-25.htm">variable-supports-25</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference whose function token is in uppercase.
+ </td>
+ </tr>
+ <tr id="variable-supports-26-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-26.htm">variable-supports-26</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a digit after the &quot;--&quot; variable name prefix.
+ </td>
+ </tr>
+ <tr id="variable-supports-27-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-27.htm">variable-supports-27</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a variable name beginning with an escaped digit.
+ </td>
+ </tr>
+ <tr id="variable-supports-28-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-28.htm">variable-supports-28</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a U+FFFD variable name specified by an escaped lone surrogate.
+ </td>
+ </tr>
+ <tr id="variable-supports-29-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-29.htm">variable-supports-29</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a U+FFFD variable name specified by an out-of-range Unicode character escape.
+ </td>
+ </tr>
+ <tr id="variable-supports-30-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-30.htm">variable-supports-30</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a dimension token as the variable name.
+ </td>
+ </tr>
+ <tr id="variable-supports-31-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-31.htm">variable-supports-31</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with white space surrounding the fallback comma.
+ </td>
+ </tr>
+ <tr id="variable-supports-32-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-32.htm">variable-supports-32</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a passing non-custom shorthand property declaration in an @supports rule whose value contains a variable reference.
+ </td>
+ </tr>
+ <tr id="variable-supports-64-3" class="primary">
+ <td><strong>
+ <a href="variable-supports-64.htm">variable-supports-64</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test a failing custom property declaration in an @supports rule whose value is a variable reference with a dimension token as the variable name.
+ </td>
+ </tr>
+ </tbody>
+ <tbody id="s3.#funcdef-var">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s3.#substitute-a-var">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s3.1">
+ <tr><th colspan="4" scope="rowgroup">
+ <a href="#s3.1">+</a>
+ <a href="http://www.w3.org/TR/css-variables-1/#invalid-variables">3.1 Invalid Variables</a></th></tr>
+ <!-- 2 tests -->
+ <tr id="variable-declaration-51-3.1" class="primary">
+ <td><strong>
+ <a href="variable-declaration-51.htm">variable-declaration-51</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a variable that consists of a reference to an invalid inherited variable.
+ </td>
+ </tr>
+ <tr id="variable-reference-02-3.1" class="primary">
+ <td><strong>
+ <a href="variable-reference-02.htm">variable-reference-02</a></strong></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test the use of a variable in a non-custom property where the value is invalid at computed-value time due to referencing a non-existent variable.
+ </td>
+ </tr>
+ </tbody>
+ <tbody id="s3.1.#invalid-at-computed-value-time">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s3.2">
+ <tr><th colspan="4" scope="rowgroup">
+ <a href="#s3.2">+</a>
+ <a href="http://www.w3.org/TR/css-variables-1/#variables-in-shorthands">3.2 Variables in Shorthand Properties</a></th></tr>
+ <!-- 3 tests -->
+ <tr id="variable-reference-36-3.2" class="primary">
+ <td><strong>
+ <a href="variable-reference-36.htm">variable-reference-36</a></strong></td>
+ <td><a href="reference/variable-reference-36-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom shorthand property containing a variable reference.
+ </td>
+ </tr>
+ <tr id="variable-reference-37-3.2" class="primary">
+ <td><strong>
+ <a href="variable-reference-37.htm">variable-reference-37</a></strong></td>
+ <td><a href="reference/variable-reference-37-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test declaring a non-custom shorthand property containing a variable reference, with a subsequent property in the declaration block that overrides one of the shorthand's components.
+ </td>
+ </tr>
+ <tr id="variable-reference-38-3.2" class="primary">
+ <td><strong>
+ <a href="variable-reference-38.htm">variable-reference-38</a></strong></td>
+ <td><a href="reference/variable-declaration-59-ref.htm">=</a> </td>
+ <td></td>
+ <td>Test using variables in overlapping shorthands.
+ </td>
+ </tr>
+ </tbody>
+ <tbody id="s3.2.#pending-substitution-value">
+ <!-- 0 tests -->
+ </tbody>
+ </table>
+
+ </body>
+</html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/chapter-4.htm b/tests/wpt/css-tests/css-variables-1_dev/html/chapter-4.htm
new file mode 100644
index 00000000000..55d6e146f40
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/chapter-4.htm
@@ -0,0 +1,45 @@
+
+
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
+<html>
+ <head>
+ <title>APIs - CSS Custom Properties Level 1 CR Test Suite</title>
+ <style type="text/css">
+ @import "http://www.w3.org/StyleSheets/TR/base.css";
+ @import "../indices.css";
+ </style>
+ </head>
+
+ <body>
+
+ <h1>CSS Custom Properties Level 1 CR Test Suite</h1>
+ <h2>APIs (0 tests)</h2>
+ <table width="100%">
+ <col id="test-column">
+ <col id="refs-column">
+ <col id="flags-column">
+ <col id="info-column">
+ <thead>
+ <tr>
+ <th>Test</th>
+ <th><abbr title="Rendering References">Refs</abbr></th>
+ <th>Flags</th>
+ <th>Info</th>
+ </tr>
+ </thead>
+ <tbody id="s4">
+ <tr><th colspan="4" scope="rowgroup">
+ <a href="#s4">+</a>
+ <a href="http://www.w3.org/TR/css-variables-1/#apis">4 APIs</a></th></tr>
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s4.1">
+ <tr><th colspan="4" scope="rowgroup">
+ <a href="#s4.1">+</a>
+ <a href="http://www.w3.org/TR/css-variables-1/#serializing-custom-props">4.1 Serializing Custom Properties</a></th></tr>
+ <!-- 0 tests -->
+ </tbody>
+ </table>
+
+ </body>
+</html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/chapter-5.htm b/tests/wpt/css-tests/css-variables-1_dev/html/chapter-5.htm
new file mode 100644
index 00000000000..d7f2da1ba76
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/chapter-5.htm
@@ -0,0 +1,39 @@
+
+
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
+<html>
+ <head>
+ <title>Changes since the June 20 2013 Last Call Working Draft - CSS Custom Properties Level 1 CR Test Suite</title>
+ <style type="text/css">
+ @import "http://www.w3.org/StyleSheets/TR/base.css";
+ @import "../indices.css";
+ </style>
+ </head>
+
+ <body>
+
+ <h1>CSS Custom Properties Level 1 CR Test Suite</h1>
+ <h2>Changes since the June 20 2013 Last Call Working Draft (0 tests)</h2>
+ <table width="100%">
+ <col id="test-column">
+ <col id="refs-column">
+ <col id="flags-column">
+ <col id="info-column">
+ <thead>
+ <tr>
+ <th>Test</th>
+ <th><abbr title="Rendering References">Refs</abbr></th>
+ <th>Flags</th>
+ <th>Info</th>
+ </tr>
+ </thead>
+ <tbody id="s5">
+ <tr><th colspan="4" scope="rowgroup">
+ <a href="#s5">+</a>
+ <a href="http://www.w3.org/TR/css-variables-1/#changes">5 Changes since the June 20 2013 Last Call Working Draft</a></th></tr>
+ <!-- 0 tests -->
+ </tbody>
+ </table>
+
+ </body>
+</html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/chapter-6.htm b/tests/wpt/css-tests/css-variables-1_dev/html/chapter-6.htm
new file mode 100644
index 00000000000..8018c5b7dd5
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/chapter-6.htm
@@ -0,0 +1,96 @@
+
+
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
+<html>
+ <head>
+ <title>Acknowledgments - CSS Custom Properties Level 1 CR Test Suite</title>
+ <style type="text/css">
+ @import "http://www.w3.org/StyleSheets/TR/base.css";
+ @import "../indices.css";
+ </style>
+ </head>
+
+ <body>
+
+ <h1>CSS Custom Properties Level 1 CR Test Suite</h1>
+ <h2>Acknowledgments (0 tests)</h2>
+ <table width="100%">
+ <col id="test-column">
+ <col id="refs-column">
+ <col id="flags-column">
+ <col id="info-column">
+ <thead>
+ <tr>
+ <th>Test</th>
+ <th><abbr title="Rendering References">Refs</abbr></th>
+ <th>Flags</th>
+ <th>Info</th>
+ </tr>
+ </thead>
+ <tbody id="s6">
+ <tr><th colspan="4" scope="rowgroup">
+ <a href="#s6">+</a>
+ <a href="http://www.w3.org/TR/css-variables-1/#acks">6 Acknowledgments</a></th></tr>
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#abstract">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#conformance">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#conformance-classes">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#contents">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#conventions">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#css-extensions">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#cssom">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#experimental">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#index">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#informative">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#normative">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#partial">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#property-index">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#references">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#rfc2119">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#status">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#subtitle">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#testing">
+ <!-- 0 tests -->
+ </tbody>
+ <tbody id="s.#title">
+ <!-- 0 tests -->
+ </tbody>
+ </table>
+
+ </body>
+</html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/css-vars-custom-property-case-sensitive-001.htm b/tests/wpt/css-tests/css-variables-1_dev/html/css-vars-custom-property-case-sensitive-001.htm
new file mode 100644
index 00000000000..dabf89970b7
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/css-vars-custom-property-case-sensitive-001.htm
@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<html><head>
+ <title>CSS Variables Test: custom property names start with "var-" in lower case</title>
+ <meta charset="UTF-8">
+ <link href="mailto:noahcollins@gmail.com" rel="author" title="Noah Collins">
+ <link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+ <meta content="Custom property names start with var- which must be lower case" name="assert">
+ <link href="reference/css-vars-custom-property-case-sensitive-ref.htm" rel="match">
+ <style type="text/css">
+ :root {
+ /* these should be VALID custom property names */
+ var-veryblue: #22e;
+ var-AlsoBlue: #22e;
+
+ /* these should be INVALID custom property names */
+ VAR-veryred: #f00;
+ Var-AlsoRed: #f00;
+ }
+
+ .blue-good-1 { color: var(veryblue); }
+ .blue-good-2 { color: var(AlsoBlue); }
+ .red-bad-1 { color: var(veryred); }
+ .red-bad-2 { color: var(AlsoRed); }
+ </style>
+</head>
+<body>
+ <h2 class="blue-good-1">Valid CSS Variable Names</h2>
+ <p class="blue-good-1">This paragraph is styled using a valid CSS Variable name. It should be blue.</p>
+ <p class="blue-good-2">This paragraph is styled using a valid CSS Variable name. It should be blue.</p>
+ <br>
+ <h2 class="red-bad-1">Invalid CSS Variable Names</h2>
+ <p class="red-bad-1">This paragraph is styled using an invalid CSS Variable name. Fail if red.</p>
+ <p class="red-bad-2">This paragraph is styled using an invalid CSS Variable name. Fail if red.</p>
+
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/css-vars-custom-property-inheritance.htm b/tests/wpt/css-tests/css-variables-1_dev/html/css-vars-custom-property-inheritance.htm
new file mode 100644
index 00000000000..4f06ee3507a
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/css-vars-custom-property-inheritance.htm
@@ -0,0 +1,29 @@
+<!DOCTYPE html>
+<html><head>
+ <meta charset="utf-8">
+ <title>CSS Variables Test: custom properties use normal inheritance and cascade rules</title>
+ <link href="mailto:noahcollins@gmail.com" rel="author" title="Noah Collins">
+ <link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+ <meta content="custom properties are resolved with the normal inheritance and cascade rules" name="assert">
+ <link href="reference/css-vars-custom-property-inheritance-ref.htm" rel="match">
+ <style type="text/css">
+
+ /* test cascade importance */
+ :root { var-color: #1c1 !important; }
+ :root { var-color: red; }
+
+ /* test cascade order */
+ * { color: red; }
+
+ /* test cascade order */
+ * { color: var(color); }
+
+ </style>
+</head>
+<body>
+ <p>Green</p>
+ <p>Green</p>
+ <p>Green</p>
+ <p>The test passes if everything is green. Any red means the test failed.</p>
+
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/css-vars-custom-property-case-sensitive-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/css-vars-custom-property-case-sensitive-ref.htm
new file mode 100644
index 00000000000..3ed25b7d62f
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/css-vars-custom-property-case-sensitive-ref.htm
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html><head>
+ <title>CSS Variables Test: custom property names start with "var-" in lower case</title>
+ <meta charset="UTF-8">
+ <link href="mailto:noahcollins@gmail.com" rel="author" title="Noah Collins">
+ <style type="text/css">
+ :root {
+ /* these should be VALID custom property names */
+ var-veryblue: #22e;
+ var-AlsoBlue: #22e;
+
+ /* these should be INVALID custom property names */
+ VAR-veryred: #f00;
+ Var-AlsoRed: #f00;
+ }
+
+ .blue-good-1 { color: var(veryblue); }
+ .blue-good-2 { color: var(AlsoBlue); }
+ .red-bad-1 { color: var(veryred); }
+ .red-bad-2 { color: var(AlsoRed); }
+ </style>
+</head>
+<body>
+ <h2 class="blue-good-1">Valid CSS Variable Names</h2>
+ <p class="blue-good-1">This paragraph is styled using a valid CSS Variable name. It should be blue.</p>
+ <p class="blue-good-2">This paragraph is styled using a valid CSS Variable name. It should be blue.</p>
+ <br>
+ <h2>Invalid CSS Variable Names</h2>
+ <p>This paragraph is styled using an invalid CSS Variable name. Fail if red.</p>
+ <p>This paragraph is styled using an invalid CSS Variable name. Fail if red.</p>
+
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/css-vars-custom-property-inheritance-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/css-vars-custom-property-inheritance-ref.htm
new file mode 100644
index 00000000000..77e2387983a
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/css-vars-custom-property-inheritance-ref.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<html><head>
+ <meta charset="utf-8">
+ <title>CSS Variables Test: custom properties use normal inheritance and cascade rules</title>
+ <link href="mailto:noahcollins@gmail.com" rel="author" title="Noah Collins">
+ <style type="text/css">
+ * { color: #1c1; }
+ </style>
+</head>
+<body>
+ <p>Green</p>
+ <p>Green</p>
+ <p>Green</p>
+ <p>The test passes if everything is green. Any red means the test failed.</p>
+
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/ahem.css b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/ahem.css
new file mode 100644
index 00000000000..0d4bcedc21b
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/ahem.css
@@ -0,0 +1,4 @@
+@font-face {
+ font-family: "Ahem";
+ src: url(../../../../fonts/Ahem.ttf);
+}
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/color-green-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/color-green-ref.htm
new file mode 100644
index 00000000000..628466d5c2a
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/color-green-ref.htm
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<style>
+p {
+ color: green;
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/color-green-ref.html b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/color-green-ref.html
new file mode 100644
index 00000000000..628466d5c2a
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/color-green-ref.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<style>
+p {
+ color: green;
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-declaration.css b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-declaration.css
new file mode 100644
index 00000000000..9ba1b9d3288
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-declaration.css
@@ -0,0 +1,5 @@
+p {
+ color: red;
+ --a: green;
+ color: var(--a);
+}
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-font-face.css b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-font-face.css
new file mode 100644
index 00000000000..38c86f0cca7
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-font-face.css
@@ -0,0 +1,15 @@
+@font-face {
+ --a: MyTestFontName;
+ font-family: var(--a);
+ src: url(../../../../fonts/Ahem.ttf);
+}
+@font-face {
+ font-family: MyTestFontName2;
+ src: url(../../../../fonts/Ahem.ttf);
+}
+#a {
+ font-family: MyTestFontName;
+}
+#b {
+ font-family: MyTestFontName2;
+}
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-reference.css b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-reference.css
new file mode 100644
index 00000000000..0c697fdcf91
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-reference.css
@@ -0,0 +1,6 @@
+:root {
+ --a: green;
+}
+p {
+ color: var(--a);
+}
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-supports.css b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-supports.css
new file mode 100644
index 00000000000..96582bfd8f1
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/support/external-variable-supports.css
@@ -0,0 +1,4 @@
+body { color: red; }
+@supports (color:var(--a)) {
+ p { color: green; }
+}
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-15-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-15-ref.htm
new file mode 100644
index 00000000000..9db90b2467c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-15-ref.htm
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="support/ahem.css" type="text/css" rel="stylesheet">
+<meta content="ahem" name="flags">
+<style>
+p {
+ font-family: Ahem, sans-serif;
+}
+</style>
+</head><body><p>This text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-16-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-16-ref.htm
new file mode 100644
index 00000000000..9db90b2467c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-16-ref.htm
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="support/ahem.css" type="text/css" rel="stylesheet">
+<meta content="ahem" name="flags">
+<style>
+p {
+ font-family: Ahem, sans-serif;
+}
+</style>
+</head><body><p>This text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-17-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-17-ref.htm
new file mode 100644
index 00000000000..bc886baee04
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-17-ref.htm
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="support/ahem.css" type="text/css" rel="stylesheet">
+<meta content="ahem" name="flags">
+<style>
+p {
+ font-family: SomeUnknownFont, Ahem;
+}
+</style>
+</head><body><p>This text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-18-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-18-ref.htm
new file mode 100644
index 00000000000..9db90b2467c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-declaration-18-ref.htm
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="support/ahem.css" type="text/css" rel="stylesheet">
+<meta content="ahem" name="flags">
+<style>
+p {
+ font-family: Ahem, sans-serif;
+}
+</style>
+</head><body><p>This text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-font-face-01-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-font-face-01-ref.htm
new file mode 100644
index 00000000000..29522e1fdcd
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-font-face-01-ref.htm
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="support/ahem.css" type="text/css" rel="stylesheet">
+<meta content="ahem" name="flags">
+</head><body><p>This text must not be in Ahem.</p>
+<p style="font-family: Ahem">But this text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-font-face-02-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-font-face-02-ref.htm
new file mode 100644
index 00000000000..29522e1fdcd
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-font-face-02-ref.htm
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="support/ahem.css" type="text/css" rel="stylesheet">
+<meta content="ahem" name="flags">
+</head><body><p>This text must not be in Ahem.</p>
+<p style="font-family: Ahem">But this text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-reference-12-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-reference-12-ref.htm
new file mode 100644
index 00000000000..fd6a93fcb5c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-reference-12-ref.htm
@@ -0,0 +1,9 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+</head><body><p>The words "hello there" must appear below:</p>
+<p>hello there</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-reference-36-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-reference-36-ref.htm
new file mode 100644
index 00000000000..bbb8cf704d4
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-reference-36-ref.htm
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<style>
+p {
+ background-color: green;
+ color: white;
+}
+</style>
+</head><body><p>This text must have a green background color.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-reference-37-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-reference-37-ref.htm
new file mode 100644
index 00000000000..bbb8cf704d4
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reference/variable-reference-37-ref.htm
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<style>
+p {
+ background-color: green;
+ color: white;
+}
+</style>
+</head><body><p>This text must have a green background color.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reftest-toc.htm b/tests/wpt/css-tests/css-variables-1_dev/html/reftest-toc.htm
new file mode 100644
index 00000000000..c4198242c6a
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reftest-toc.htm
@@ -0,0 +1,1414 @@
+
+
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
+<html>
+ <head>
+ <title>CSS Custom Properties Level 1 CR Test Suite Reftest Index</title>
+ <style type="text/css">
+ @import "http://www.w3.org/StyleSheets/TR/base.css";
+ @import "../indices.css";
+ </style>
+ </head>
+
+ <body>
+
+ <h1>CSS Custom Properties Level 1 CR Test Suite Reftest Index</h1>
+ <table width="100%">
+ <col id="test-column">
+ <col id="ref-column">
+ <col id="flags-column">
+ <thead>
+ <tr>
+ <th>Test</th>
+ <th>Reference</th>
+ <th>Flags</th>
+ </tr>
+ </thead>
+ <tbody id="css-vars-custom-property-case-sensitive-001" class="">
+ <tr>
+ <td rowspan="1" title="custom property names start with &quot;var-&quot; in lower case">
+ <a href="css-vars-custom-property-case-sensitive-001.htm">css-vars-custom-property-case-sensitive-001</a></td>
+ <td><a href="reference/css-vars-custom-property-case-sensitive-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="css-vars-custom-property-inheritance" class="">
+ <tr>
+ <td rowspan="1" title="custom properties use normal inheritance and cascade rules">
+ <a href="css-vars-custom-property-inheritance.htm">css-vars-custom-property-inheritance</a></td>
+ <td><a href="reference/css-vars-custom-property-inheritance-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-01" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable consisting of a single token preceded by white space.">
+ <a href="variable-declaration-01.htm">variable-declaration-01</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-02" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable consisting of a single token with no preceding white space.">
+ <a href="variable-declaration-02.htm">variable-declaration-02</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-03" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that references another variable.">
+ <a href="variable-declaration-03.htm">variable-declaration-03</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-04" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable consisting of a variable reference followed by white space.">
+ <a href="variable-declaration-04.htm">variable-declaration-04</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-05" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable consisting of a variable reference that includes white space around the variable name.">
+ <a href="variable-declaration-05.htm">variable-declaration-05</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-06" class="">
+ <tr>
+ <td rowspan="1" title="Test overriding an existing variable declaration.">
+ <a href="variable-declaration-06.htm">variable-declaration-06</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-07" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with invalid syntax due to a variable reference having no tokens in its fallback.">
+ <a href="variable-declaration-07.htm">variable-declaration-07</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-08" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a variable reference whose fallback is white space.">
+ <a href="variable-declaration-08.htm">variable-declaration-08</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-09" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with invalid syntax due to a variable reference having only a comment in its fallback.">
+ <a href="variable-declaration-09.htm">variable-declaration-09</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-10" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a variable reference with a fallback that includes a comment and an identifier.">
+ <a href="variable-declaration-10.htm">variable-declaration-10</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-11" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with invalid syntax due to a variable reference having a '!' token at the top level of its fallback.">
+ <a href="variable-declaration-11.htm">variable-declaration-11</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-12" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with invalid syntax due to a variable reference having a ';' token at the top level of its fallback.">
+ <a href="variable-declaration-12.htm">variable-declaration-12</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-13" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with invalid syntax due to a variable reference having &quot;!important&quot; the top level of its fallback.">
+ <a href="variable-declaration-13.htm">variable-declaration-13</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-14" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a variable reference and a following identifier with no intervening white space.">
+ <a href="variable-declaration-14.htm">variable-declaration-14</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-15" class="ahem">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a comma-separated font family list.">
+ <a href="variable-declaration-15.htm">variable-declaration-15</a></td>
+ <td><a href="reference/variable-declaration-15-ref.htm">=</a> </td>
+ <td rowspan="1"><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-16" class="ahem">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a comma-separated font family list with the first item being a variable reference.">
+ <a href="variable-declaration-16.htm">variable-declaration-16</a></td>
+ <td><a href="reference/variable-declaration-16-ref.htm">=</a> </td>
+ <td rowspan="1"><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-17" class="ahem">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a comma-separated font family list with the last item being a variable reference.">
+ <a href="variable-declaration-17.htm">variable-declaration-17</a></td>
+ <td><a href="reference/variable-declaration-17-ref.htm">=</a> </td>
+ <td rowspan="1"><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-18" class="ahem">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a comma-separated font family list with the comma coming from a variable reference.">
+ <a href="variable-declaration-18.htm">variable-declaration-18</a></td>
+ <td><a href="reference/variable-declaration-18-ref.htm">=</a> </td>
+ <td rowspan="1"><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-19" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a function where one of the arguments is a variable reference.">
+ <a href="variable-declaration-19.htm">variable-declaration-19</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-20" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with &quot;!important&quot;.">
+ <a href="variable-declaration-20.htm">variable-declaration-20</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-21" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a function where all of the arguments and commas are made up of variable references.">
+ <a href="variable-declaration-21.htm">variable-declaration-21</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-22" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a variable reference with a number of levels of variable reference fallbacks.">
+ <a href="variable-declaration-22.htm">variable-declaration-22</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-23" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with invalid syntax due to having two &quot;!important&quot; priorities.">
+ <a href="variable-declaration-23.htm">variable-declaration-23</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-24" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that contains a CDO token.">
+ <a href="variable-declaration-24.htm">variable-declaration-24</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-25" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that contains a CDC token.">
+ <a href="variable-declaration-25.htm">variable-declaration-25</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-26" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that contains only a white space token.">
+ <a href="variable-declaration-26.htm">variable-declaration-26</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-28" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with invalid syntax due to having no tokens.">
+ <a href="variable-declaration-28.htm">variable-declaration-28</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-29" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with a valid custom property name &quot;--&quot;.">
+ <a href="variable-declaration-29.htm">variable-declaration-29</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-30" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that contains a variable reference to itself.">
+ <a href="variable-declaration-30.htm">variable-declaration-30</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-31" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable where the variable name begins with a digit.">
+ <a href="variable-declaration-31.htm">variable-declaration-31</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-32" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable where the variable name begins with an escaped digit.">
+ <a href="variable-declaration-32.htm">variable-declaration-32</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-33" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable where the variable name begins with an escaped letter.">
+ <a href="variable-declaration-33.htm">variable-declaration-33</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-34" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable where the variable name begins with a lone surrogate.">
+ <a href="variable-declaration-34.htm">variable-declaration-34</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-35" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable where the variable name begins with U+FFFD.">
+ <a href="variable-declaration-35.htm">variable-declaration-35</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-36" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable where the variable name begins with an out-of-range Unicode character escape.">
+ <a href="variable-declaration-36.htm">variable-declaration-36</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-37" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable consisting of a variable reference where white space surrounds the comma separating the variable name and fallback.">
+ <a href="variable-declaration-37.htm">variable-declaration-37</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-38" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring two variables in the same declaration block that differ only in case, with lowercase first.">
+ <a href="variable-declaration-38.htm">variable-declaration-38</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-39" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring two variables in the same declaration block that differ only in case, with uppercase first.">
+ <a href="variable-declaration-39.htm">variable-declaration-39</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-40" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with an invalid custom property name due to it beginning with &quot;VAR-&quot;.">
+ <a href="variable-declaration-40.htm">variable-declaration-40</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-41" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable where the second '-' in the &quot;--&quot; prefix of the custom property name is escaped.">
+ <a href="variable-declaration-41.htm">variable-declaration-41</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-42" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable where the custom property name includes an unescaped Chinese character and an escape that is terminated by a space character.">
+ <a href="variable-declaration-42.htm">variable-declaration-42</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-43" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable whose value is &quot;initial&quot;.">
+ <a href="variable-declaration-43.htm">variable-declaration-43</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-44" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable whose value is &quot;inherit&quot; where there is no variable to inherit from.">
+ <a href="variable-declaration-44.htm">variable-declaration-44</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-45" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable whose value is &quot;inherit&quot; where there is a variable to inherit from.">
+ <a href="variable-declaration-45.htm">variable-declaration-45</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-46" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable whose value is &quot;initial&quot; where there is a variable to inherit from.">
+ <a href="variable-declaration-46.htm">variable-declaration-46</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-47" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable whose value consists of a reference to a variable whose value is &quot;inherit&quot;.">
+ <a href="variable-declaration-47.htm">variable-declaration-47</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-48" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a number of variables in a cycle.">
+ <a href="variable-declaration-48.htm">variable-declaration-48</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-49" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that is a dependent of a variable involved in a cycle but which itself is not involved in a cycle.">
+ <a href="variable-declaration-49.htm">variable-declaration-49</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-50" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a number of variables in a chain, where the final element of the chain uses its fallback.">
+ <a href="variable-declaration-50.htm">variable-declaration-50</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-51" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a reference to an invalid inherited variable.">
+ <a href="variable-declaration-51.htm">variable-declaration-51</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-52" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of a reference to an inherited variable whose value was a variable reference that used its fallback.">
+ <a href="variable-declaration-52.htm">variable-declaration-52</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-53" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of two variable references without fallback and with no intervening white space.">
+ <a href="variable-declaration-53.htm">variable-declaration-53</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-54" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of two variable references with the first variable reference using fallback and with no intervening white space.">
+ <a href="variable-declaration-54.htm">variable-declaration-54</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-55" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that consists of two variable references with the second variable reference using fallback and with no intervening white space.">
+ <a href="variable-declaration-55.htm">variable-declaration-55</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-56" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable whose value is &quot;unset&quot; where there is no variable to inherit from.">
+ <a href="variable-declaration-56.htm">variable-declaration-56</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-57" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable whose value is &quot;unset&quot; where there is a variable to inherit from.">
+ <a href="variable-declaration-57.htm">variable-declaration-57</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-58" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable whose value consists of a reference to a variable whose value is &quot;unset&quot;.">
+ <a href="variable-declaration-58.htm">variable-declaration-58</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-59" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with a trailing invalid token.">
+ <a href="variable-declaration-59.htm">variable-declaration-59</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-declaration-60" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable with a value whose name is &quot;initial&quot; but using Turkish dotted/dotless 'i's.">
+ <a href="variable-declaration-60.htm">variable-declaration-60</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-external-declaration-01" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable in an external CSS file.">
+ <a href="variable-external-declaration-01.htm">variable-external-declaration-01</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-external-font-face-01" class="ahem">
+ <tr>
+ <td rowspan="1" title="Test the invalid declaration and use of a variable in an @font-face rule within an external CSS.">
+ <a href="variable-external-font-face-01.htm">variable-external-font-face-01</a></td>
+ <td><a href="reference/variable-font-face-01-ref.htm">=</a> </td>
+ <td rowspan="1"><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-external-reference-01" class="">
+ <tr>
+ <td rowspan="1" title="Test the use of a variable in a non-custom property where the variable value is inherited within an external CSS.">
+ <a href="variable-external-reference-01.htm">variable-external-reference-01</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-external-supports-01" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference within an external stylesheet file.">
+ <a href="variable-external-supports-01.htm">variable-external-supports-01</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-font-face-01" class="ahem">
+ <tr>
+ <td rowspan="1" title="Test the invalid declaration and use of a variable in an @font-face rule.">
+ <a href="variable-font-face-01.htm">variable-font-face-01</a></td>
+ <td><a href="reference/variable-font-face-01-ref.htm">=</a> </td>
+ <td rowspan="1"><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-font-face-02" class="ahem">
+ <tr>
+ <td rowspan="1" title="Test the invalid use of a variable in an @font-face rule where the variable is defined on the root element.">
+ <a href="variable-font-face-02.htm">variable-font-face-02</a></td>
+ <td><a href="reference/variable-font-face-02-ref.htm">=</a> </td>
+ <td rowspan="1"><abbr class="ahem" title="Requires Ahem font">Ahem</abbr></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-01" class="">
+ <tr>
+ <td rowspan="1" title="Test the use of a variable in a non-custom property where the variable value is inherited.">
+ <a href="variable-reference-01.htm">variable-reference-01</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-02" class="">
+ <tr>
+ <td rowspan="1" title="Test the use of a variable in a non-custom property where the value is invalid at computed-value time due to referencing a non-existent variable.">
+ <a href="variable-reference-02.htm">variable-reference-02</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-03" class="">
+ <tr>
+ <td rowspan="1" title="Test the use of two variables in a non-custom property where the variable values are inherited and one of the variable values consists only of white space.">
+ <a href="variable-reference-03.htm">variable-reference-03</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-04" class="">
+ <tr>
+ <td rowspan="1" title="Test the use of two variables in a non-custom property where one variable is inherited and the other references a non-existing variable with fallback that consists only of white space.">
+ <a href="variable-reference-04.htm">variable-reference-04</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-05" class="">
+ <tr>
+ <td rowspan="1" title="Test the use of a variable in a non-custom property where the values contains no tokens other than the variable reference.">
+ <a href="variable-reference-05.htm">variable-reference-05</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-06" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains no tokens.">
+ <a href="variable-reference-06.htm">variable-reference-06</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-07" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains a top level ';' token.">
+ <a href="variable-reference-07.htm">variable-reference-07</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-08" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains a top level '!' token.">
+ <a href="variable-reference-08.htm">variable-reference-08</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-09" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property with a variable reference that has a non-top level ';' token.">
+ <a href="variable-reference-09.htm">variable-reference-09</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-10" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property with a variable reference that has a non-top level '!' token.">
+ <a href="variable-reference-10.htm">variable-reference-10</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-11" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains nothing but a comment.">
+ <a href="variable-reference-11.htm">variable-reference-11</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-12" class="">
+ <tr>
+ <td rowspan="1" title="Test the use of variable references in the 'content' property.">
+ <a href="variable-reference-12.htm">variable-reference-12</a></td>
+ <td><a href="reference/variable-reference-12-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-13" class="">
+ <tr>
+ <td rowspan="1" title="Test that important variable declarations are not overwritten by subsequent non-important variable declarations in the one declaration block.">
+ <a href="variable-reference-13.htm">variable-reference-13</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-14" class="">
+ <tr>
+ <td rowspan="1" title="Test that important variable declarations cascade correctly.">
+ <a href="variable-reference-14.htm">variable-reference-14</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-15" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property with two variable references with no intervening white space.">
+ <a href="variable-reference-15.htm">variable-reference-15</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-16" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that consists of a variable reference with a number of levels of variable reference fallbacks.">
+ <a href="variable-reference-16.htm">variable-reference-16</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-17" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that consists of a variable reference whose fallback contains a CDO token.">
+ <a href="variable-reference-17.htm">variable-reference-17</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-18" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a variable reference and balanced braces and square brackets.">
+ <a href="variable-reference-18.htm">variable-reference-18</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-19" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a variable reference and a non-top level ';' token.">
+ <a href="variable-reference-19.htm">variable-reference-19</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-20" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a variable reference whose function token is in uppercase.">
+ <a href="variable-reference-20.htm">variable-reference-20</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-21" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a reference to a variable whose name must be escaped.">
+ <a href="variable-reference-21.htm">variable-reference-21</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-22" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a reference to a variable whose name is U+FFFD but which was declared and referenced using a lone surrogate.">
+ <a href="variable-reference-22.htm">variable-reference-22</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-23" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a reference to a variable whose name is U+FFFD but which was declared using a lone surrogate.">
+ <a href="variable-reference-23.htm">variable-reference-23</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-24" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a reference to a variable whose name is U+FFFD but which was declared using an out-of-range Unicode character escape.">
+ <a href="variable-reference-24.htm">variable-reference-24</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-25" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a variable reference with no fallback and which is implicitly closed due to EOF.">
+ <a href="variable-reference-25.htm">variable-reference-25</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-26" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a variable reference with white space before its comma and fallback consisting only of white space and which is implicitly closed due to EOF.">
+ <a href="variable-reference-26.htm">variable-reference-26</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-27" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a variable reference with fallback consisting only of white space and which is implicitly closed due to EOF.">
+ <a href="variable-reference-27.htm">variable-reference-27</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-28" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a variable reference whose fallback is a variable reference, both of which are implicitly closed due to EOF.">
+ <a href="variable-reference-28.htm">variable-reference-28</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-29" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property that contains a variable reference with no fallback, and whose variable name is followed by a comment, and where the comment and the variable reference are implicitly closed due to EOF.">
+ <a href="variable-reference-29.htm">variable-reference-29</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-30" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property with invalid syntax due to containing two &quot;!important&quot; priorities.">
+ <a href="variable-reference-30.htm">variable-reference-30</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-31" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property with a variable reference that has a digit after the &quot;--&quot; prefix.">
+ <a href="variable-reference-31.htm">variable-reference-31</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-32" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property with invalid syntax due to containing a variable reference with fallback that contains a bad string.">
+ <a href="variable-reference-32.htm">variable-reference-32</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-33" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property containing a variable reference with fallback is an implicitly closed string due to EOF.">
+ <a href="variable-reference-33.htm">variable-reference-33</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-34" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property with invalid syntax due to containing a variable reference with fallback that contains a bad URL.">
+ <a href="variable-reference-34.htm">variable-reference-34</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-35" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom property containing a variable reference with fallback is an implicitly closed URL due to EOF.">
+ <a href="variable-reference-35.htm">variable-reference-35</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-36" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom shorthand property containing a variable reference.">
+ <a href="variable-reference-36.htm">variable-reference-36</a></td>
+ <td><a href="reference/variable-reference-36-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-37" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a non-custom shorthand property containing a variable reference, with a subsequent property in the declaration block that overrides one of the shorthand's components.">
+ <a href="variable-reference-37.htm">variable-reference-37</a></td>
+ <td><a href="reference/variable-reference-37-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-38" class="">
+ <tr>
+ <td rowspan="1" title="Test using variables in overlapping shorthands.">
+ <a href="variable-reference-38.htm">variable-reference-38</a></td>
+ <td><a href="reference/variable-declaration-59-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-reference-39" class="">
+ <tr>
+ <td rowspan="1" title="Test declaring a variable that references itself but uses fallback.">
+ <a href="variable-reference-39.htm">variable-reference-39</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-01" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference and no white space tokens.">
+ <a href="variable-supports-01.htm">variable-supports-01</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-02" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule where the property value contains a white space token followed by a variable reference.">
+ <a href="variable-supports-02.htm">variable-supports-02</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-03" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference surrounded by white space tokens.">
+ <a href="variable-supports-03.htm">variable-supports-03</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-04" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference surrounded by white space tokens and with white space surrounding the variable name.">
+ <a href="variable-supports-04.htm">variable-supports-04</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-05" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having no fallback tokens.">
+ <a href="variable-supports-05.htm">variable-supports-05</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-06" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference with fallback that is only white space.">
+ <a href="variable-supports-06.htm">variable-supports-06</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-07" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having no fallback tokens, just a comment.">
+ <a href="variable-supports-07.htm">variable-supports-07</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-08" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule where the property value contains a comment and an identifier.">
+ <a href="variable-supports-08.htm">variable-supports-08</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-09" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having a '!' token at the top level of its fallback.">
+ <a href="variable-supports-09.htm">variable-supports-09</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-10" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having &quot;!important&quot; at the top level of its fallback.">
+ <a href="variable-supports-10.htm">variable-supports-10</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-11" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing 'color' property declaration in an @supports rule with a variable reference that comes after a non-color value.">
+ <a href="variable-supports-11.htm">variable-supports-11</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-12" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing 'color' property declaration in an @supports rule with a variable reference that comes before a non-color value.">
+ <a href="variable-supports-12.htm">variable-supports-12</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-13" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing 'color' property declaration in an @supports rule with a range of different tokens and a variable reference not at the top level.">
+ <a href="variable-supports-13.htm">variable-supports-13</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-14" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule with a variable reference and an &quot;!important&quot; priority.">
+ <a href="variable-supports-14.htm">variable-supports-14</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-15" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule with two adjacent variable references with no intervening white space.">
+ <a href="variable-supports-15.htm">variable-supports-15</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-16" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule with a variable reference that has a number of levels of variable reference fallbacks.">
+ <a href="variable-supports-16.htm">variable-supports-16</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-17" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing non-custom property declaration in an @supports rule with two &quot;!important&quot; priorities.">
+ <a href="variable-supports-17.htm">variable-supports-17</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-18" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and a CDO token.">
+ <a href="variable-supports-18.htm">variable-supports-18</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-19" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and a CDC token.">
+ <a href="variable-supports-19.htm">variable-supports-19</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-20" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and balanced braces and square brackets.">
+ <a href="variable-supports-20.htm">variable-supports-20</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-21" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having a ';' token at the top level of its fallback.">
+ <a href="variable-supports-21.htm">variable-supports-21</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-22" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and a non-top level ';' token.">
+ <a href="variable-supports-22.htm">variable-supports-22</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-23" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing non-custom property declaration in an @supports rule whose value contains a variable reference with a top level ';' token.">
+ <a href="variable-supports-23.htm">variable-supports-23</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-24" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a non-top level ';' token in its fallback.">
+ <a href="variable-supports-24.htm">variable-supports-24</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-25" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference whose function token is in uppercase.">
+ <a href="variable-supports-25.htm">variable-supports-25</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-26" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a digit after the &quot;--&quot; variable name prefix.">
+ <a href="variable-supports-26.htm">variable-supports-26</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-27" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a variable name beginning with an escaped digit.">
+ <a href="variable-supports-27.htm">variable-supports-27</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-28" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a U+FFFD variable name specified by an escaped lone surrogate.">
+ <a href="variable-supports-28.htm">variable-supports-28</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-29" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a U+FFFD variable name specified by an out-of-range Unicode character escape.">
+ <a href="variable-supports-29.htm">variable-supports-29</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-30" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a dimension token as the variable name.">
+ <a href="variable-supports-30.htm">variable-supports-30</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-31" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with white space surrounding the fallback comma.">
+ <a href="variable-supports-31.htm">variable-supports-31</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-32" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing non-custom shorthand property declaration in an @supports rule whose value contains a variable reference.">
+ <a href="variable-supports-32.htm">variable-supports-32</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-33" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference.">
+ <a href="variable-supports-33.htm">variable-supports-33</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-34" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains white space and a variable reference.">
+ <a href="variable-supports-34.htm">variable-supports-34</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-35" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference surrounded by white space.">
+ <a href="variable-supports-35.htm">variable-supports-35</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-36" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference surrounded by white space with the variable name also surrounded by white space.">
+ <a href="variable-supports-36.htm">variable-supports-36</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-37" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing custom property declaration in an @supports rule whose value contains a variable reference with no fallback tokens.">
+ <a href="variable-supports-37.htm">variable-supports-37</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-38" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference with fallback consisting only of white space.">
+ <a href="variable-supports-38.htm">variable-supports-38</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-39" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing custom property declaration in an @supports rule whose value contains a variable reference with no fallback tokens, just a comment.">
+ <a href="variable-supports-39.htm">variable-supports-39</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-40" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference with fallback consisting of a comment and an identifier.">
+ <a href="variable-supports-40.htm">variable-supports-40</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-41" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing custom property declaration in an @supports rule whose value contains a variable reference with fallback containing a top level '!' token.">
+ <a href="variable-supports-41.htm">variable-supports-41</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-42" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing custom property declaration in an @supports rule whose value contains a variable reference with fallback containing a top level &quot;!important&quot;.">
+ <a href="variable-supports-42.htm">variable-supports-42</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-43" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a dimension followed by a variable reference.">
+ <a href="variable-supports-43.htm">variable-supports-43</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-44" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference followed bya dimension.">
+ <a href="variable-supports-44.htm">variable-supports-44</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-45" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a selection of tokens and a non-top level variable reference.">
+ <a href="variable-supports-45.htm">variable-supports-45</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-46" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference and an &quot;!important&quot; priority.">
+ <a href="variable-supports-46.htm">variable-supports-46</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-47" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains two adjacent variable references with no intervening white space.">
+ <a href="variable-supports-47.htm">variable-supports-47</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-48" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference with a number of levels of variable reference fallbacks.">
+ <a href="variable-supports-48.htm">variable-supports-48</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-49" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing custom property declaration in an @supports rule whose value contains two &quot;!important&quot; priorities.">
+ <a href="variable-supports-49.htm">variable-supports-49</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-50" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference and a CDO token.">
+ <a href="variable-supports-50.htm">variable-supports-50</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-51" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference and a CDC token.">
+ <a href="variable-supports-51.htm">variable-supports-51</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-52" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference and balanced braces and square brackets.">
+ <a href="variable-supports-52.htm">variable-supports-52</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-53" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing custom property declaration in an @supports rule whose value contains a variable reference with a top level ';' token in its fallback.">
+ <a href="variable-supports-53.htm">variable-supports-53</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-54" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference and a non-top level ';' token.">
+ <a href="variable-supports-54.htm">variable-supports-54</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-55" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing custom property declaration in an @supports rule whose value contains a variable reference and a top level ';' token in its fallback.">
+ <a href="variable-supports-55.htm">variable-supports-55</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-56" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains only a white space token.">
+ <a href="variable-supports-56.htm">variable-supports-56</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-57" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing custom property declaration in an @supports rule whose value contains no tokens.">
+ <a href="variable-supports-57.htm">variable-supports-57</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-58" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing property declaration in an @supports rule with property name &quot;--&quot;.">
+ <a href="variable-supports-58.htm">variable-supports-58</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-59" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value contains a variable reference to itself.">
+ <a href="variable-supports-59.htm">variable-supports-59</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-60" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule for a variable whose name is a digit.">
+ <a href="variable-supports-60.htm">variable-supports-60</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-61" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule for a variable whose name is a digit which is specified with an escape.">
+ <a href="variable-supports-61.htm">variable-supports-61</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-62" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule for a variable whose name is U+FFFD which is specified with an escaped lone surrogate.">
+ <a href="variable-supports-62.htm">variable-supports-62</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-63" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule for a variable whose name is U+FFFD which is specified with an out-of-range Unicode character escape.">
+ <a href="variable-supports-63.htm">variable-supports-63</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-64" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing custom property declaration in an @supports rule whose value is a variable reference with a dimension token as the variable name.">
+ <a href="variable-supports-64.htm">variable-supports-64</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-65" class="">
+ <tr>
+ <td rowspan="1" title="Test a passing custom property declaration in an @supports rule whose value is a variable reference with white space surrounding the fallback comma.">
+ <a href="variable-supports-65.htm">variable-supports-65</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-66" class="">
+ <tr>
+ <td rowspan="1" title="Test a failing custom property declaration in an @supports rule where the property name begins with &quot;VAR-&quot;.">
+ <a href="variable-supports-66.htm">variable-supports-66</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ <tbody id="variable-supports-67" class="">
+ <tr>
+ <td rowspan="1" title="Test a declaration for a custom property has an invalid value does not cause the @supports rule to fail to parse.">
+ <a href="variable-supports-67.htm">variable-supports-67</a></td>
+ <td><a href="support/color-green-ref.htm">=</a> </td>
+ <td rowspan="1"></td>
+ </tr>
+ </tbody>
+ </table>
+
+ </body>
+</html>
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/reftest.list b/tests/wpt/css-tests/css-variables-1_dev/html/reftest.list
new file mode 100644
index 00000000000..529a2711bb8
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/reftest.list
@@ -0,0 +1,174 @@
+
+css-vars-custom-property-case-sensitive-001.htm == reference/css-vars-custom-property-case-sensitive-ref.htm
+css-vars-custom-property-inheritance.htm == reference/css-vars-custom-property-inheritance-ref.htm
+variable-declaration-01.htm == support/color-green-ref.htm
+variable-declaration-02.htm == support/color-green-ref.htm
+variable-declaration-03.htm == support/color-green-ref.htm
+variable-declaration-04.htm == support/color-green-ref.htm
+variable-declaration-05.htm == support/color-green-ref.htm
+variable-declaration-06.htm == support/color-green-ref.htm
+variable-declaration-07.htm == support/color-green-ref.htm
+variable-declaration-08.htm == support/color-green-ref.htm
+variable-declaration-09.htm == support/color-green-ref.htm
+variable-declaration-10.htm == support/color-green-ref.htm
+variable-declaration-11.htm == support/color-green-ref.htm
+variable-declaration-12.htm == support/color-green-ref.htm
+variable-declaration-13.htm == support/color-green-ref.htm
+variable-declaration-14.htm == support/color-green-ref.htm
+variable-declaration-15.htm == reference/variable-declaration-15-ref.htm
+variable-declaration-16.htm == reference/variable-declaration-16-ref.htm
+variable-declaration-17.htm == reference/variable-declaration-17-ref.htm
+variable-declaration-18.htm == reference/variable-declaration-18-ref.htm
+variable-declaration-19.htm == support/color-green-ref.htm
+variable-declaration-20.htm == support/color-green-ref.htm
+variable-declaration-21.htm == support/color-green-ref.htm
+variable-declaration-22.htm == support/color-green-ref.htm
+variable-declaration-23.htm == support/color-green-ref.htm
+variable-declaration-24.htm == support/color-green-ref.htm
+variable-declaration-25.htm == support/color-green-ref.htm
+variable-declaration-26.htm == support/color-green-ref.htm
+variable-declaration-28.htm == support/color-green-ref.htm
+variable-declaration-29.htm == support/color-green-ref.htm
+variable-declaration-30.htm == support/color-green-ref.htm
+variable-declaration-31.htm == support/color-green-ref.htm
+variable-declaration-32.htm == support/color-green-ref.htm
+variable-declaration-33.htm == support/color-green-ref.htm
+variable-declaration-34.htm == support/color-green-ref.htm
+variable-declaration-35.htm == support/color-green-ref.htm
+variable-declaration-36.htm == support/color-green-ref.htm
+variable-declaration-37.htm == support/color-green-ref.htm
+variable-declaration-38.htm == support/color-green-ref.htm
+variable-declaration-39.htm == support/color-green-ref.htm
+variable-declaration-40.htm == support/color-green-ref.htm
+variable-declaration-41.htm == support/color-green-ref.htm
+variable-declaration-42.htm == support/color-green-ref.htm
+variable-declaration-43.htm == support/color-green-ref.htm
+variable-declaration-44.htm == support/color-green-ref.htm
+variable-declaration-45.htm == support/color-green-ref.htm
+variable-declaration-46.htm == support/color-green-ref.htm
+variable-declaration-47.htm == support/color-green-ref.htm
+variable-declaration-48.htm == support/color-green-ref.htm
+variable-declaration-49.htm == support/color-green-ref.htm
+variable-declaration-50.htm == support/color-green-ref.htm
+variable-declaration-51.htm == support/color-green-ref.htm
+variable-declaration-52.htm == support/color-green-ref.htm
+variable-declaration-53.htm == support/color-green-ref.htm
+variable-declaration-54.htm == support/color-green-ref.htm
+variable-declaration-55.htm == support/color-green-ref.htm
+variable-declaration-56.htm == support/color-green-ref.htm
+variable-declaration-57.htm == support/color-green-ref.htm
+variable-declaration-58.htm == support/color-green-ref.htm
+variable-declaration-59.htm == support/color-green-ref.htm
+variable-declaration-60.htm == support/color-green-ref.htm
+variable-external-declaration-01.htm == support/color-green-ref.htm
+variable-external-font-face-01.htm == reference/variable-font-face-01-ref.htm
+variable-external-reference-01.htm == support/color-green-ref.htm
+variable-external-supports-01.htm == support/color-green-ref.htm
+variable-font-face-01.htm == reference/variable-font-face-01-ref.htm
+variable-font-face-02.htm == reference/variable-font-face-02-ref.htm
+variable-reference-01.htm == support/color-green-ref.htm
+variable-reference-02.htm == support/color-green-ref.htm
+variable-reference-03.htm == support/color-green-ref.htm
+variable-reference-04.htm == support/color-green-ref.htm
+variable-reference-05.htm == support/color-green-ref.htm
+variable-reference-06.htm == support/color-green-ref.htm
+variable-reference-07.htm == support/color-green-ref.htm
+variable-reference-08.htm == support/color-green-ref.htm
+variable-reference-09.htm == support/color-green-ref.htm
+variable-reference-10.htm == support/color-green-ref.htm
+variable-reference-11.htm == support/color-green-ref.htm
+variable-reference-12.htm == reference/variable-reference-12-ref.htm
+variable-reference-13.htm == support/color-green-ref.htm
+variable-reference-14.htm == support/color-green-ref.htm
+variable-reference-15.htm == support/color-green-ref.htm
+variable-reference-16.htm == support/color-green-ref.htm
+variable-reference-17.htm == support/color-green-ref.htm
+variable-reference-18.htm == support/color-green-ref.htm
+variable-reference-19.htm == support/color-green-ref.htm
+variable-reference-20.htm == support/color-green-ref.htm
+variable-reference-21.htm == support/color-green-ref.htm
+variable-reference-22.htm == support/color-green-ref.htm
+variable-reference-23.htm == support/color-green-ref.htm
+variable-reference-24.htm == support/color-green-ref.htm
+variable-reference-25.htm == support/color-green-ref.htm
+variable-reference-26.htm == support/color-green-ref.htm
+variable-reference-27.htm == support/color-green-ref.htm
+variable-reference-28.htm == support/color-green-ref.htm
+variable-reference-29.htm == support/color-green-ref.htm
+variable-reference-30.htm == support/color-green-ref.htm
+variable-reference-31.htm == support/color-green-ref.htm
+variable-reference-32.htm == support/color-green-ref.htm
+variable-reference-33.htm == support/color-green-ref.htm
+variable-reference-34.htm == support/color-green-ref.htm
+variable-reference-35.htm == support/color-green-ref.htm
+variable-reference-36.htm == reference/variable-reference-36-ref.htm
+variable-reference-37.htm == reference/variable-reference-37-ref.htm
+variable-reference-38.htm == reference/variable-declaration-59-ref.htm
+variable-reference-39.htm == support/color-green-ref.htm
+variable-supports-01.htm == support/color-green-ref.htm
+variable-supports-02.htm == support/color-green-ref.htm
+variable-supports-03.htm == support/color-green-ref.htm
+variable-supports-04.htm == support/color-green-ref.htm
+variable-supports-05.htm == support/color-green-ref.htm
+variable-supports-06.htm == support/color-green-ref.htm
+variable-supports-07.htm == support/color-green-ref.htm
+variable-supports-08.htm == support/color-green-ref.htm
+variable-supports-09.htm == support/color-green-ref.htm
+variable-supports-10.htm == support/color-green-ref.htm
+variable-supports-11.htm == support/color-green-ref.htm
+variable-supports-12.htm == support/color-green-ref.htm
+variable-supports-13.htm == support/color-green-ref.htm
+variable-supports-14.htm == support/color-green-ref.htm
+variable-supports-15.htm == support/color-green-ref.htm
+variable-supports-16.htm == support/color-green-ref.htm
+variable-supports-17.htm == support/color-green-ref.htm
+variable-supports-18.htm == support/color-green-ref.htm
+variable-supports-19.htm == support/color-green-ref.htm
+variable-supports-20.htm == support/color-green-ref.htm
+variable-supports-21.htm == support/color-green-ref.htm
+variable-supports-22.htm == support/color-green-ref.htm
+variable-supports-23.htm == support/color-green-ref.htm
+variable-supports-24.htm == support/color-green-ref.htm
+variable-supports-25.htm == support/color-green-ref.htm
+variable-supports-26.htm == support/color-green-ref.htm
+variable-supports-27.htm == support/color-green-ref.htm
+variable-supports-28.htm == support/color-green-ref.htm
+variable-supports-29.htm == support/color-green-ref.htm
+variable-supports-30.htm == support/color-green-ref.htm
+variable-supports-31.htm == support/color-green-ref.htm
+variable-supports-32.htm == support/color-green-ref.htm
+variable-supports-33.htm == support/color-green-ref.htm
+variable-supports-34.htm == support/color-green-ref.htm
+variable-supports-35.htm == support/color-green-ref.htm
+variable-supports-36.htm == support/color-green-ref.htm
+variable-supports-37.htm == support/color-green-ref.htm
+variable-supports-38.htm == support/color-green-ref.htm
+variable-supports-39.htm == support/color-green-ref.htm
+variable-supports-40.htm == support/color-green-ref.htm
+variable-supports-41.htm == support/color-green-ref.htm
+variable-supports-42.htm == support/color-green-ref.htm
+variable-supports-43.htm == support/color-green-ref.htm
+variable-supports-44.htm == support/color-green-ref.htm
+variable-supports-45.htm == support/color-green-ref.htm
+variable-supports-46.htm == support/color-green-ref.htm
+variable-supports-47.htm == support/color-green-ref.htm
+variable-supports-48.htm == support/color-green-ref.htm
+variable-supports-49.htm == support/color-green-ref.htm
+variable-supports-50.htm == support/color-green-ref.htm
+variable-supports-51.htm == support/color-green-ref.htm
+variable-supports-52.htm == support/color-green-ref.htm
+variable-supports-53.htm == support/color-green-ref.htm
+variable-supports-54.htm == support/color-green-ref.htm
+variable-supports-55.htm == support/color-green-ref.htm
+variable-supports-56.htm == support/color-green-ref.htm
+variable-supports-57.htm == support/color-green-ref.htm
+variable-supports-58.htm == support/color-green-ref.htm
+variable-supports-59.htm == support/color-green-ref.htm
+variable-supports-60.htm == support/color-green-ref.htm
+variable-supports-61.htm == support/color-green-ref.htm
+variable-supports-62.htm == support/color-green-ref.htm
+variable-supports-63.htm == support/color-green-ref.htm
+variable-supports-64.htm == support/color-green-ref.htm
+variable-supports-65.htm == support/color-green-ref.htm
+variable-supports-66.htm == support/color-green-ref.htm
+variable-supports-67.htm == support/color-green-ref.htm
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/support/ahem.css b/tests/wpt/css-tests/css-variables-1_dev/html/support/ahem.css
new file mode 100644
index 00000000000..0d4bcedc21b
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/support/ahem.css
@@ -0,0 +1,4 @@
+@font-face {
+ font-family: "Ahem";
+ src: url(../../../../fonts/Ahem.ttf);
+}
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/support/color-green-ref.htm b/tests/wpt/css-tests/css-variables-1_dev/html/support/color-green-ref.htm
new file mode 100644
index 00000000000..628466d5c2a
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/support/color-green-ref.htm
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<style>
+p {
+ color: green;
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/support/color-green-ref.html b/tests/wpt/css-tests/css-variables-1_dev/html/support/color-green-ref.html
new file mode 100644
index 00000000000..628466d5c2a
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/support/color-green-ref.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Reftest Reference</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<style>
+p {
+ color: green;
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-declaration.css b/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-declaration.css
new file mode 100644
index 00000000000..9ba1b9d3288
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-declaration.css
@@ -0,0 +1,5 @@
+p {
+ color: red;
+ --a: green;
+ color: var(--a);
+}
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-font-face.css b/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-font-face.css
new file mode 100644
index 00000000000..38c86f0cca7
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-font-face.css
@@ -0,0 +1,15 @@
+@font-face {
+ --a: MyTestFontName;
+ font-family: var(--a);
+ src: url(../../../../fonts/Ahem.ttf);
+}
+@font-face {
+ font-family: MyTestFontName2;
+ src: url(../../../../fonts/Ahem.ttf);
+}
+#a {
+ font-family: MyTestFontName;
+}
+#b {
+ font-family: MyTestFontName2;
+}
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-reference.css b/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-reference.css
new file mode 100644
index 00000000000..0c697fdcf91
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-reference.css
@@ -0,0 +1,6 @@
+:root {
+ --a: green;
+}
+p {
+ color: var(--a);
+}
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-supports.css b/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-supports.css
new file mode 100644
index 00000000000..96582bfd8f1
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/support/external-variable-supports.css
@@ -0,0 +1,4 @@
+body { color: red; }
+@supports (color:var(--a)) {
+ p { color: green; }
+}
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/test_variable_legal_values.htm b/tests/wpt/css-tests/css-variables-1_dev/html/test_variable_legal_values.htm
new file mode 100644
index 00000000000..4fb2d5dac28
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/test_variable_legal_values.htm
@@ -0,0 +1,122 @@
+<!DOCTYPE html>
+<html><head>
+ <title>CSS Variables Allowed Syntax</title>
+ <link href="http://dbaron.org/" rel="author" title="L. David Baron">
+ <link href="http://mozilla.com/" rel="author" title="Mozilla Corporation">
+ <link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+ <meta content='The <value> type used in the syntax above is defined as anything matching the "value" production in CSS 2.1 Chapter 4.1 [CSS21].' name="assert">
+ <script src="/resources/testharness.js"></script>
+ <script src="/resources/testharnessreport.js"></script>
+<style id="style"></style>
+<script id="metadata_cache">/*
+{
+ "percentage": { "assert": "Value allowed within variable: percentage" },
+ "number": { "assert": "Value allowed within variable: number" },
+ "length": { "assert": "Value allowed within variable: length" },
+ "time": { "assert": "Value allowed within variable: time" },
+ "function": { "assert": "Value allowed within variable: function" },
+ "nested_function": { "assert": "Value allowed within variable: nested function" },
+ "parentheses": { "assert": "Value allowed within variable: parentheses" },
+ "braces": { "assert": "Value allowed within variable: braces" },
+ "brackets": { "assert": "Value allowed within variable: brackets" },
+ "at_keyword_unknown": { "assert": "Value allowed within variable: at-keyword (unknown)" },
+ "at_keyword_known": { "assert": "Value allowed within variable: at-keyword (known)" },
+ "at_keyword_unknown_and_block": { "assert": "Value allowed within variable: at-keyword (unknown) and block" },
+ "at_keyword_known_and_block": { "assert": "Value allowed within variable: at-keyword (known) and block" },
+ "unbalanced_close_bracket_at_toplevel": { "assert": "Value not allowed within variable: unbalanced close bracket at toplevel" },
+ "unbalanced_close_paren_at_toplevel": { "assert": "Value not allowed within variable: unbalanced close paren at toplevel" },
+ "unbalanced_close_bracket_in_something_balanced": { "assert": "Value not allowed within variable: unbalanced close bracket in something balanced" },
+ "unbalanced_close_paren_in_something_balanced": { "assert": "Value not allowed within variable: unbalanced close paren in something balanced" },
+ "unbalanced_close_brace_in_something_balanced": { "assert": "Value not allowed within variable: unbalanced close brace in something balanced" },
+ "CDO_at_top_level": { "assert": "Value allowed within variable: CDO at top level" },
+ "CDC_at_top_level": { "assert": "Value allowed within variable: CDC at top level" },
+ "semicolon_not_at_top_level_value_unused": { "assert": "Value allowed within variable: semicolon not at top level (value -> unused)" },
+ "CDO_not_at_top_level_value_unused": { "assert": "Value allowed within variable: CDO not at top level (value -> unused)" },
+ "CDC_not_at_top_level_value_unused": { "assert": "Value allowed within variable: CDC not at top level (value -> unused)" }
+}
+*/</script>
+</head>
+<body onload="run()">
+<div id="log"></div>
+<div id="test"></div>
+<script>
+setup({ "explicit_done": true });
+
+function run() {
+ // Setup the iframe
+ var style = document.getElementById("style");
+ var styleText = document.createTextNode("");
+ style.appendChild(styleText);
+ var test_cs = window.getComputedStyle(document.getElementById("test"), "");
+
+ var initial_cs = test_cs.backgroundColor;
+ styleText.data = "#test { background-color: green }";
+ var green_cs = test_cs.backgroundColor;
+ styleText.data = "#test { background-color: red }";
+ var red_cs = test_cs.backgroundColor;
+
+ function description_to_name(description) {
+ return description.replace(/\W+/g, "_").replace(/^_/, "").replace(/_$/, "");
+ }
+
+ function assert_allowed_variable_value(value, description) {
+ test(function() {
+ styleText.data = "#test { \n" +
+ " var-test: red;\n" +
+ " var-test: " + value + ";\n" +
+ " background-color: red;\n" +
+ " background-color: var(test);\n" +
+ "}";
+ assert_true(initial_cs != red_cs &&
+ initial_cs == test_cs.backgroundColor);
+ },
+ description_to_name(description),
+ { assert: "Value allowed within variable: " + description });
+ }
+
+ function assert_disallowed_balanced_variable_value(value, description) {
+ test(function() {
+ styleText.data = "#test { \n" +
+ " var-test: green;\n" +
+ " var-test: " + value + ";\n" +
+ " background-color: red;\n" +
+ " background-color: var(test);\n" +
+ "}";
+ assert_true(green_cs != red_cs &&
+ green_cs == test_cs.backgroundColor);
+ },
+ description_to_name(description),
+ { assert: "Value not allowed within variable: " + description });
+ }
+
+ assert_allowed_variable_value("25%", "percentage");
+ assert_allowed_variable_value("37", "number");
+ assert_allowed_variable_value("12em", "length");
+ assert_allowed_variable_value("75ms", "time");
+ assert_allowed_variable_value("foo()", "function");
+ assert_allowed_variable_value("foo(bar())", "nested function");
+ assert_allowed_variable_value("( )", "parentheses");
+ assert_allowed_variable_value("{ }", "braces");
+ assert_allowed_variable_value("[ ]", "brackets");
+ assert_allowed_variable_value("@foobar", "at-keyword (unknown)");
+ assert_allowed_variable_value("@media", "at-keyword (known)");
+ assert_allowed_variable_value("@foobar {}", "at-keyword (unknown) and block");
+ assert_allowed_variable_value("@media {}", "at-keyword (known) and block");
+ assert_disallowed_balanced_variable_value("]", "unbalanced close bracket at toplevel");
+ assert_disallowed_balanced_variable_value(")", "unbalanced close paren at toplevel");
+ assert_disallowed_balanced_variable_value("(])", "unbalanced close bracket in something balanced");
+ assert_disallowed_balanced_variable_value("[)]", "unbalanced close paren in something balanced");
+ assert_disallowed_balanced_variable_value("(})", "unbalanced close brace in something balanced");
+ assert_allowed_variable_value("<!--", "CDO at top level");
+ assert_allowed_variable_value("-->", "CDC at top level");
+ assert_allowed_variable_value("(;)", "semicolon not at top level (value -> unused)");
+ assert_allowed_variable_value("(<!--)", "CDO not at top level (value -> unused)");
+ assert_allowed_variable_value("(-->)", "CDC not at top level (value -> unused)");
+
+ done();
+}
+
+</script>
+
+
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/toc.htm b/tests/wpt/css-tests/css-variables-1_dev/html/toc.htm
new file mode 100644
index 00000000000..c9ac1074c12
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/toc.htm
@@ -0,0 +1,54 @@
+
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
+<html>
+ <head>
+ <title>CSS Custom Properties Level 1 CR Test Suite</title>
+ <style type="text/css">
+ @import "http://www.w3.org/StyleSheets/TR/base.css";
+ @import "../indices.css";
+ </style>
+ </head>
+<body>
+ <h1>CSS Custom Properties Level 1 CR Test Suite By Chapter</h1>
+
+ <p>This index contains both
+ <a href="http://wiki.csswg.org/test/selftest">self-describing tests</a>
+ and reftests.
+ A separate <a href="reftest-toc.htm">alphabetical reftest index</a>
+ is provided for tests in <a href="http://wiki.csswg.org/test/reftest">reftest
+ format</a> along with the <a href="reftest.list">reftest manifest</a>.</p>
+
+ <table>
+ <tbody id="s1">
+ <tr><th><a href="chapter-1.htm">Chapter 1 -
+ Introduction</a></th>
+ <td>(0 Tests)</td></tr>
+ </tbody>
+ <tbody id="s2">
+ <tr><th><a href="chapter-2.htm">Chapter 2 -
+ Defining Custom Properties: the '--*' family of properties</a></th>
+ <td>(96 Tests)</td></tr>
+ </tbody>
+ <tbody id="s3">
+ <tr><th><a href="chapter-3.htm">Chapter 3 -
+ Using Cascading Variables: the var() notation</a></th>
+ <td>(78 Tests)</td></tr>
+ </tbody>
+ <tbody id="s4">
+ <tr><th><a href="chapter-4.htm">Chapter 4 -
+ APIs</a></th>
+ <td>(0 Tests)</td></tr>
+ </tbody>
+ <tbody id="s5">
+ <tr><th><a href="chapter-5.htm">Chapter 5 -
+ Changes since the June 20 2013 Last Call Working Draft</a></th>
+ <td>(0 Tests)</td></tr>
+ </tbody>
+ <tbody id="s6">
+ <tr><th><a href="chapter-6.htm">Chapter 6 -
+ Acknowledgments</a></th>
+ <td>(0 Tests)</td></tr>
+ </tbody>
+ </table>
+</body>
+</html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-01.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-01.htm
new file mode 100644
index 00000000000..a0d979e75a2
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-01.htm
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable consisting of a single token preceded by white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-02.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-02.htm
new file mode 100644
index 00000000000..ab75ed93518
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-02.htm
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable consisting of a single token with no preceding white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a:green;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-03.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-03.htm
new file mode 100644
index 00000000000..951f4ad86b5
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-03.htm
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that references another variable.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: var(--b);
+ --b: green;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-04.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-04.htm
new file mode 100644
index 00000000000..6baa2ad9e22
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-04.htm
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable consisting of a variable reference followed by white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: var(--b) ;
+ --b: green;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-05.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-05.htm
new file mode 100644
index 00000000000..d9aa600e2c0
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-05.htm
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable consisting of a variable reference that includes white space around the variable name.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: var( --b ) ;
+ --b: green;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-06.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-06.htm
new file mode 100644
index 00000000000..6e35b1ebc58
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-06.htm
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test overriding an existing variable declaration.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: orange;
+ --a: green;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-07.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-07.htm
new file mode 100644
index 00000000000..516446a994d
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-07.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable with invalid syntax due to a variable reference having no tokens in its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ --b: crimson;
+ --a: var(--b,);
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-08.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-08.htm
new file mode 100644
index 00000000000..ac6403b0a45
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-08.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a variable reference whose fallback is white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: orange;
+ --b: green;
+ --a: var(--b, );
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-09.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-09.htm
new file mode 100644
index 00000000000..723d8694a4c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-09.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable with invalid syntax due to a variable reference having only a comment in its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ --b: crimson;
+ --a: var(--b,/**/);
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-10.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-10.htm
new file mode 100644
index 00000000000..06c1a6207da
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-10.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a variable reference with a fallback that includes a comment and an identifier.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: orange;
+ --b: green;
+ --a: var(--b,/**/a);
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-11.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-11.htm
new file mode 100644
index 00000000000..ed868f1ea82
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-11.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable with invalid syntax due to a variable reference having a '!' token at the top level of its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ --b: crimson;
+ --a: var(--b,!);
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-12.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-12.htm
new file mode 100644
index 00000000000..24f618bd4a2
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-12.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable with invalid syntax due to a variable reference having a ';' token at the top level of its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ --b: crimson;
+ --a: var(--b,;);
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-13.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-13.htm
new file mode 100644
index 00000000000..77cfc94799c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-13.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable with invalid syntax due to a variable reference having "!important" the top level of its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ --b: crimson;
+ --a: var(--b,!important);
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-14.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-14.htm
new file mode 100644
index 00000000000..2c1515f0fe2
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-14.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a variable reference and a following identifier with no intervening white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: green;
+}
+span {
+ color: red;
+ --a:var(--b)red;
+ --b:orange;
+ color: var(--a);
+}
+</style>
+</head><body><p><span>This text must be green.</span></p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-15.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-15.htm
new file mode 100644
index 00000000000..5ab1c8d033a
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-15.htm
@@ -0,0 +1,22 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a comma-separated font family list.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="reference/variable-declaration-15-ref.htm" rel="match">
+<meta content="ahem" name="flags">
+<link href="support/ahem.css" type="text/css" rel="stylesheet">
+<style>
+body {
+ font-family: serif;
+}
+p {
+ font-family: monospace;
+ --a: Ahem, sans-serif;
+ font-family: var(--a);
+}
+</style>
+</head><body><p>This text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-16.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-16.htm
new file mode 100644
index 00000000000..87d3a8c4fd1
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-16.htm
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a comma-separated font family list with the first item being a variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="reference/variable-declaration-16-ref.htm" rel="match">
+<meta content="ahem" name="flags">
+<link href="support/ahem.css" type="text/css" rel="stylesheet">
+<style>
+body {
+ font-family: serif;
+}
+p {
+ font-family: monospace;
+ --a: var(--b), sans-serif;
+ --b: Ahem;
+ font-family: var(--a);
+}
+</style>
+</head><body><p>This text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-17.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-17.htm
new file mode 100644
index 00000000000..30731883d0f
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-17.htm
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a comma-separated font family list with the last item being a variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="reference/variable-declaration-17-ref.htm" rel="match">
+<meta content="ahem" name="flags">
+<link href="support/ahem.css" type="text/css" rel="stylesheet">
+<style>
+body {
+ font-family: serif;
+}
+p {
+ font-family: monospace;
+ --a: SomeUnknownFont, var(--b);
+ --b: Ahem;
+ font-family: var(--a);
+}
+</style>
+</head><body><p>This text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-18.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-18.htm
new file mode 100644
index 00000000000..9f814af3aba
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-18.htm
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a comma-separated font family list with the comma coming from a variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="reference/variable-declaration-18-ref.htm" rel="match">
+<meta content="ahem" name="flags">
+<link href="support/ahem.css" type="text/css" rel="stylesheet">
+<style>
+body {
+ font-family: serif;
+}
+p {
+ font-family: monospace;
+ --a: Ahem var(--b) sans-serif;
+ --b: ,;
+ font-family: var(--a);
+}
+</style>
+</head><body><p>This text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-19.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-19.htm
new file mode 100644
index 00000000000..989336c03b6
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-19.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a function where one of the arguments is a variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: rgb(0, var(--b), 0);
+ --b: 128;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-20.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-20.htm
new file mode 100644
index 00000000000..b51c8f53c5c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-20.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable with "!important".</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: var(--b) !important;
+ --b: green;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-21.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-21.htm
new file mode 100644
index 00000000000..1e33006bb81
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-21.htm
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a function where all of the arguments and commas are made up of variable references.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: rgb(var(--b)var(--c)var(--d));
+ --b: 0,;
+ --c: 128,;
+ --d: 0;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-22.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-22.htm
new file mode 100644
index 00000000000..0990e4b742e
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-22.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a variable reference with a number of levels of variable reference fallbacks.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: var(--b, var(--c, var(--d, green)));
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-23.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-23.htm
new file mode 100644
index 00000000000..280383b6d40
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-23.htm
@@ -0,0 +1,22 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable with invalid syntax due to having two "!important" priorities.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: green;
+ --b: crimson;
+ --a: var(--b) !important !important;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-24.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-24.htm
new file mode 100644
index 00000000000..dc82887b586
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-24.htm
@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that contains a CDO token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: green;
+}
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: green;
+ --b: crimson;
+ --a: var(--b) <!--;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-25.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-25.htm
new file mode 100644
index 00000000000..a9b0b3a2dc0
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-25.htm
@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that contains a CDC token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: green;
+}
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: green;
+ --b: crimson;
+ --a: --> var(--b);
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-26.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-26.htm
new file mode 100644
index 00000000000..577c1a5e2c8
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-26.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that contains only a white space token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: ;
+ color: var(--a) green;
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-28.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-28.htm
new file mode 100644
index 00000000000..8061f3f7ed4
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-28.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable with invalid syntax due to having no tokens.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: green;
+ --a:;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-29.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-29.htm
new file mode 100644
index 00000000000..796a4d17b21
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-29.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable with a valid custom property name "--".</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --: green;
+ color: var(--,crimson);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-30.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-30.htm
new file mode 100644
index 00000000000..33998c94a66
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-30.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that contains a variable reference to itself.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#cycles" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: crimson;
+ --a: var(--a);
+ color: var(--a,green);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-31.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-31.htm
new file mode 100644
index 00000000000..147c023e2c3
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-31.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable where the variable name begins with a digit.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --0: green;
+ color: var(--\30);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-32.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-32.htm
new file mode 100644
index 00000000000..3952adfe461
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-32.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable where the variable name begins with an escaped digit.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --\30: green;
+ color: var(--\30);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-33.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-33.htm
new file mode 100644
index 00000000000..b7a66e31746
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-33.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable where the variable name begins with an escaped letter.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --\61: green;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-34.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-34.htm
new file mode 100644
index 00000000000..f090c5945c5
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-34.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable where the variable name begins with a lone surrogate.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --\d800: green;
+ color: var(--\fffd);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-35.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-35.htm
new file mode 100644
index 00000000000..28e053895f9
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-35.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable where the variable name begins with U+FFFD.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --\fffd: green;
+ color: var(--\fffd);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-36.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-36.htm
new file mode 100644
index 00000000000..83e58c94923
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-36.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable where the variable name begins with an out-of-range Unicode character escape.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --\ffffff: green;
+ color: var(--\fffd);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-37.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-37.htm
new file mode 100644
index 00000000000..655a9276be2
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-37.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable consisting of a variable reference where white space surrounds the comma separating the variable name and fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: var(--b , );
+ color: var(--a) green;
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-38.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-38.htm
new file mode 100644
index 00000000000..8a6ec8c0280
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-38.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring two variables in the same declaration block that differ only in case, with lowercase first.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: green;
+ --A: crimson;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-39.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-39.htm
new file mode 100644
index 00000000000..fb0d9909560
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-39.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring two variables in the same declaration block that differ only in case, with uppercase first.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --A: green;
+ --a: crimson;
+ color: var(--A);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-40.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-40.htm
new file mode 100644
index 00000000000..2356332d88b
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-40.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable with an invalid custom property name due to it beginning with "VAR-".</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: green;
+ VAR-a: crimson;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-41.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-41.htm
new file mode 100644
index 00000000000..f69d99e82b5
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-41.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable where the second '-' in the "--" prefix of the custom property name is escaped.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ -\2d a: green;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-42.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-42.htm
new file mode 100644
index 00000000000..0d1ecd0bc6d
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-42.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable where the custom property name includes an unescaped Chinese character and an escape that is terminated by a space character.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<meta charset="utf-8">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a-长-name-that-might-be-longer-than-you\27 d-normally-use: green;
+ color: var(--a-长-name-that-might-be-longer-than-you\27 d-normally-use);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-43.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-43.htm
new file mode 100644
index 00000000000..07e1a5a9946
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-43.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable whose value is "initial".</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: initial;
+ color: var(--a,green);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-44.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-44.htm
new file mode 100644
index 00000000000..314ec191216
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-44.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable whose value is "inherit" where there is no variable to inherit from.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: inherit;
+ color: var(--a,green);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-45.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-45.htm
new file mode 100644
index 00000000000..47a7d312ad7
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-45.htm
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable whose value is "inherit" where there is a variable to inherit from.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --a: green;
+ color: crimson;
+}
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: inherit;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-46.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-46.htm
new file mode 100644
index 00000000000..bb57a61ec30
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-46.htm
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable whose value is "initial" where there is a variable to inherit from.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --a: crimson;
+}
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: initial;
+ color: var(--a,green);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-47.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-47.htm
new file mode 100644
index 00000000000..c7421b208a7
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-47.htm
@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable whose value consists of a reference to a variable whose value is "inherit".</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --b: green;
+ color: crimson;
+}
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: var(--b);
+ --b: inherit;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-48.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-48.htm
new file mode 100644
index 00000000000..e8141c2b3d1
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-48.htm
@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a number of variables in a cycle.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#cycles" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: green;
+}
+p {
+ color: crimson;
+ --a: red var(--b);
+ --b: var(--c);
+ --c: var(--d);
+ --d: var(--e);
+ --e: var(--a);
+ --f: var(--e);
+ color: var(--f);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-49.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-49.htm
new file mode 100644
index 00000000000..d2b993f6afb
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-49.htm
@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that is a dependent of a variable involved in a cycle but which itself is not involved in a cycle.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#cycles" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: orange;
+}
+p {
+ color: crimson;
+ --a: red var(--b) var(--g);
+ --b: var(--c);
+ --c: var(--d);
+ --d: var(--e);
+ --e: var(--a);
+ --f: var(--e);
+ --g: green;
+ color: var(--g);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-50.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-50.htm
new file mode 100644
index 00000000000..26d69527ec1
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-50.htm
@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a number of variables in a chain, where the final element of the chain uses its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#cycles" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: green;
+}
+p {
+ color: crimson;
+ --a: var(--b,red);
+ --b: var(--c);
+ --c: var(--d);
+ --d: var(--e);
+ --e: var(--a);
+ --f: var(--e);
+ color: var(--f);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-51.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-51.htm
new file mode 100644
index 00000000000..66ed561867e
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-51.htm
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a reference to an invalid inherited variable.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#invalid-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: orange;
+ --c: var(--a);
+}
+p {
+ --a: var(--b);
+}
+p {
+ color: red;
+ --b: var(--c,green);
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-52.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-52.htm
new file mode 100644
index 00000000000..a4a5fe3fc41
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-52.htm
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of a reference to an inherited variable whose value was a variable reference that used its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: orange;
+ --c: var(--a,green);
+}
+p {
+ --a: var(--b);
+}
+p {
+ color: red;
+ --b: var(--c,crimson);
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-53.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-53.htm
new file mode 100644
index 00000000000..e439f44cb9c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-53.htm
@@ -0,0 +1,22 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of two variable references without fallback and with no intervening white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: green;
+}
+span {
+ color: red;
+ --a:var(--b)var(--c);
+ --b:orange;
+ --c:red;
+ color: var(--a);
+}
+</style>
+</head><body><p><span>This text must be green.</span></p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-54.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-54.htm
new file mode 100644
index 00000000000..7b9fce7d8e7
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-54.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of two variable references with the first variable reference using fallback and with no intervening white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: green;
+}
+span {
+ color: red;
+ --a:var(--b,orange)var(--c);
+ --c:red;
+ color: var(--a);
+}
+</style>
+</head><body><p><span>This text must be green.</span></p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-55.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-55.htm
new file mode 100644
index 00000000000..8725d2a0aa9
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-55.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that consists of two variable references with the second variable reference using fallback and with no intervening white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: green;
+}
+span {
+ color: red;
+ --a:var(--b)var(--c,red);
+ --b:orange;
+ color: var(--a);
+}
+</style>
+</head><body><p><span>This text must be green.</span></p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-56.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-56.htm
new file mode 100644
index 00000000000..77ded2c18de
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-56.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable whose value is "unset" where there is no variable to inherit from.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: unset;
+ color: var(--a,green);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-57.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-57.htm
new file mode 100644
index 00000000000..e4d46f550a0
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-57.htm
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable whose value is "unset" where there is a variable to inherit from.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --a: green;
+ color: crimson;
+}
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: unset;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-58.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-58.htm
new file mode 100644
index 00000000000..bf07423e6fa
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-58.htm
@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable whose value consists of a reference to a variable whose value is "unset".</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --b: green;
+ color: crimson;
+}
+p {
+ color: red;
+}
+p {
+ color: orange;
+ --a: var(--b);
+ --b: unset;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-59.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-59.htm
new file mode 100644
index 00000000000..84e0a442899
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-59.htm
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable with a trailing invalid token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: var(--a);
+ --a: green;
+ --a: red);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-60.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-60.htm
new file mode 100644
index 00000000000..22ff064de42
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-declaration-60.htm
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><meta charset="utf-8">
+<title>CSS Test: Test declaring a variable with a value whose name is "initial" but using Turkish dotted/dotless 'i's.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+div {
+ color: orange;
+ --a: green;
+ color: var(--a);
+}
+p {
+ --b: İnitial;
+ --c: ınitial;
+ color: var(--b,var(--c,red));
+}
+</style>
+</head><body><div><p>This text must be green.</p></div>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-declaration-01.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-declaration-01.htm
new file mode 100644
index 00000000000..9329eb009d0
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-declaration-01.htm
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable in an external CSS file.</title>
+<link href="mailto:mihaela.velimiroviciu@softvisioninc.eu" rel="author" title="Mihaela Velimiroviciu">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<link href="support/external-variable-declaration.css" type="text/css" rel="stylesheet">
+
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-font-face-01.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-font-face-01.htm
new file mode 100644
index 00000000000..a1578660a34
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-font-face-01.htm
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test the invalid declaration and use of a variable in an @font-face rule within an external CSS.</title>
+<link href="mailto:mihaela.velimiroviciu@softvisioninc.eu" rel="author" title="Mihaela Velimiroviciu">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="reference/variable-font-face-01-ref.htm" rel="match">
+<link href="support/external-variable-font-face.css" type="text/css" rel="stylesheet">
+<meta content="ahem" name="flags">
+</head><body><p id="a">This text must not be in Ahem.</p>
+<p id="b">But this text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-reference-01.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-reference-01.htm
new file mode 100644
index 00000000000..94e14c6c358
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-reference-01.htm
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test the use of a variable in a non-custom property where the variable value is inherited within an external CSS.</title>
+<link href="mailto:mihaela.velimiroviciu@softvisioninc.eu" rel="author" title="Mihaela Velimiroviciu">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/external-variable-reference.css" type="text/css" rel="stylesheet">
+<link href="support/color-green-ref.htm" rel="match">
+
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-supports-01.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-supports-01.htm
new file mode 100644
index 00000000000..23dd13c4938
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-external-supports-01.htm
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference within an external stylesheet file.</title>
+<link href="mailto:mihaela.velimiroviciu@softvisioninc.eu" rel="author" title="Mihaela Velimiroviciu">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/external-variable-supports.css" type="text/css" rel="stylesheet">
+<link href="support/color-green-ref.htm" rel="match">
+
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-font-face-01.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-font-face-01.htm
new file mode 100644
index 00000000000..a3751708fd2
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-font-face-01.htm
@@ -0,0 +1,29 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test the invalid declaration and use of a variable in an @font-face rule.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="reference/variable-font-face-01-ref.htm" rel="match">
+<meta content="ahem" name="flags">
+<style>
+@font-face {
+ --a: MyTestFontName;
+ font-family: var(--a);
+ src: url(../../../fonts/Ahem.ttf);
+}
+@font-face {
+ font-family: MyTestFontName2;
+ src: url(../../../fonts/Ahem.ttf);
+}
+#a {
+ font-family: MyTestFontName;
+}
+#b {
+ font-family: MyTestFontName2;
+}
+</style>
+</head><body><p id="a">This text must not be in Ahem.</p>
+<p id="b">But this text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-font-face-02.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-font-face-02.htm
new file mode 100644
index 00000000000..12194759c1b
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-font-face-02.htm
@@ -0,0 +1,31 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test the invalid use of a variable in an @font-face rule where the variable is defined on the root element.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="reference/variable-font-face-02-ref.htm" rel="match">
+<meta content="ahem" name="flags">
+<style>
+:root {
+ --a: MyTestFontName;
+}
+@font-face {
+ font-family: var(--a);
+ src: url(../../../fonts/Ahem.ttf);
+}
+@font-face {
+ font-family: MyTestFontName2;
+ src: url(../../../fonts/Ahem.ttf);
+}
+#a {
+ font-family: MyTestFontName;
+}
+#b {
+ font-family: MyTestFontName2;
+}
+</style>
+</head><body><p id="a">This text must not be in Ahem.</p>
+<p id="b">But this text must be in Ahem.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-01.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-01.htm
new file mode 100644
index 00000000000..b423afe7a34
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-01.htm
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test the use of a variable in a non-custom property where the variable value is inherited.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+:root {
+ --a: green;
+}
+p {
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-02.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-02.htm
new file mode 100644
index 00000000000..5ac32539be7
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-02.htm
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test the use of a variable in a non-custom property where the value is invalid at computed-value time due to referencing a non-existent variable.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#invalid-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+:root {
+ --a: crimson;
+ color: red;
+}
+body {
+ color: green;
+}
+p {
+ color: orange;
+ color: var(--a) var(--b);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-03.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-03.htm
new file mode 100644
index 00000000000..50f14a28a1c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-03.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test the use of two variables in a non-custom property where the variable values are inherited and one of the variable values consists only of white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+:root {
+ --a: green;
+ --b: ;
+ color: red;
+}
+p {
+ color: crimson;
+ color: var(--a) var(--b);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-04.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-04.htm
new file mode 100644
index 00000000000..820ee450360
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-04.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test the use of two variables in a non-custom property where one variable is inherited and the other references a non-existing variable with fallback that consists only of white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+:root {
+ --a: green;
+ color: red;
+}
+p {
+ color: crimson;
+ color: var(--a) var(--b, );
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-05.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-05.htm
new file mode 100644
index 00000000000..2d9a70864a2
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-05.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test the use of a variable in a non-custom property where the values contains no tokens other than the variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --a: green;
+ color: red;
+}
+p {
+ color: crimson;
+ color:var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-06.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-06.htm
new file mode 100644
index 00000000000..da1723cbe63
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-06.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains no tokens.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --a: crimson;
+ color: red;
+}
+p {
+ color: green;
+ color: var(--a,);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-07.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-07.htm
new file mode 100644
index 00000000000..7fbd8048649
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-07.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains a top level ';' token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --a: crimson;
+ color: red;
+}
+p {
+ color: green;
+ color: var(--a,;);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-08.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-08.htm
new file mode 100644
index 00000000000..a424c0e729e
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-08.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains a top level '!' token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --a: crimson;
+ color: red;
+}
+p {
+ color: green;
+ color: var(--a,!);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-09.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-09.htm
new file mode 100644
index 00000000000..451840c8a8b
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-09.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property with a variable reference that has a non-top level ';' token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --a: green;
+ color: crimson;
+}
+p {
+ color: red;
+ color: var(--a,(;));
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-10.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-10.htm
new file mode 100644
index 00000000000..72e2f358b15
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-10.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property with a variable reference that has a non-top level '!' token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --a: green;
+ color: crimson;
+}
+p {
+ color: red;
+ color: var(--a,(!));
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-11.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-11.htm
new file mode 100644
index 00000000000..dfa2c36f7c0
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-11.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property with invalid syntax due to having a variable reference whose fallback contains nothing but a comment.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ --a: crimson;
+ color: red;
+}
+p {
+ color: green;
+ color: var(--a,/**/);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-12.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-12.htm
new file mode 100644
index 00000000000..ad28805bdb0
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-12.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test the use of variable references in the 'content' property.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="reference/variable-reference-12-ref.htm" rel="match">
+<style>
+:root {
+ --a: "hello";
+ --b: "there";
+}
+#a:before {
+ content: var(--a) " " var(--b);
+}
+</style>
+</head><body><p>The words "hello there" must appear below:</p>
+<p id="a"></p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-13.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-13.htm
new file mode 100644
index 00000000000..bc2a163e151
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-13.htm
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test that important variable declarations are not overwritten by subsequent non-important variable declarations in the one declaration block.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green !important;
+ --a: crimson;
+ color: var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-14.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-14.htm
new file mode 100644
index 00000000000..36185caaa7f
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-14.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test that important variable declarations cascade correctly.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+#a {
+ --a: green !important;
+}
+p {
+ color: red;
+ --a: crimson;
+ color: var(--a);
+}
+</style>
+</head><body><p id="a">This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-15.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-15.htm
new file mode 100644
index 00000000000..a891241360e
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-15.htm
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property with two variable references with no intervening white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: green;
+}
+p {
+ color: crimson;
+ --a: orange;
+ --b: red;
+ color: var(--a)var(--b);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-16.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-16.htm
new file mode 100644
index 00000000000..51951bc2daf
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-16.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that consists of a variable reference with a number of levels of variable reference fallbacks.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: red;
+}
+p {
+ color: crimson;
+ color: var(--a, var(--b, var(--c, green)));
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-17.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-17.htm
new file mode 100644
index 00000000000..40a9cc55250
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-17.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that consists of a variable reference whose fallback contains a CDO token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: red;
+}
+p {
+ color: crimson;
+ --a: green;
+ color: var(--a, <!--);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-18.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-18.htm
new file mode 100644
index 00000000000..50bff8e3d2d
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-18.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a variable reference and balanced braces and square brackets.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: green;
+}
+p {
+ color: red;
+ color: { [ var(--a) ] };
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-19.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-19.htm
new file mode 100644
index 00000000000..91351736409
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-19.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a variable reference and a non-top level ';' token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: green;
+}
+p {
+ color: red;
+ color: [;] var(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-20.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-20.htm
new file mode 100644
index 00000000000..3693325c8f0
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-20.htm
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a variable reference whose function token is in uppercase.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ color: VAR(--a);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-21.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-21.htm
new file mode 100644
index 00000000000..e0e4b89dbc8
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-21.htm
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a reference to a variable whose name must be escaped.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --0: green;
+ color: var(--\30);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-22.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-22.htm
new file mode 100644
index 00000000000..c9e525d893c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-22.htm
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a reference to a variable whose name is U+FFFD but which was declared and referenced using a lone surrogate.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --\d800: green;
+ color: var(--\d800);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-23.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-23.htm
new file mode 100644
index 00000000000..20e406508b5
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-23.htm
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a reference to a variable whose name is U+FFFD but which was declared using a lone surrogate.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --\d800: green;
+ color: var(--\fffd);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-24.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-24.htm
new file mode 100644
index 00000000000..a2b97bc4e70
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-24.htm
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a reference to a variable whose name is U+FFFD but which was declared using an out-of-range Unicode character escape.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --\ffffff: green;
+ color: var(--\fffd);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-25.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-25.htm
new file mode 100644
index 00000000000..f78f0cc948c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-25.htm
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a variable reference with no fallback and which is implicitly closed due to EOF.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ color: var(--a</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-26.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-26.htm
new file mode 100644
index 00000000000..7ca96addaf4
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-26.htm
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a variable reference with white space before its comma and fallback consisting only of white space and which is implicitly closed due to EOF.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ color: var(--a , </style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-27.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-27.htm
new file mode 100644
index 00000000000..b4db063f435
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-27.htm
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a variable reference with fallback consisting only of white space and which is implicitly closed due to EOF.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ color: var(--a, </style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-28.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-28.htm
new file mode 100644
index 00000000000..d5c7840d83c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-28.htm
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a variable reference whose fallback is a variable reference, both of which are implicitly closed due to EOF.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ color: var(--a, var(--b</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-29.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-29.htm
new file mode 100644
index 00000000000..fc4968158cb
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-29.htm
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property that contains a variable reference with no fallback, and whose variable name is followed by a comment, and where the comment and the variable reference are implicitly closed due to EOF.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: green;
+ color: var(--a /* unclosed comment</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-30.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-30.htm
new file mode 100644
index 00000000000..35830afe7e2
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-30.htm
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property with invalid syntax due to containing two "!important" priorities.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: green;
+ --a: red;
+ color: var(--a) !important !important;
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-31.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-31.htm
new file mode 100644
index 00000000000..9210c0d9153
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-31.htm
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property with a variable reference that has a digit after the "--" prefix.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: orange;
+}
+p {
+ color: red;
+ --0: green;
+ color: var(--0);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-32.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-32.htm
new file mode 100644
index 00000000000..cb3e2cff433
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-32.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property with invalid syntax due to containing a variable reference with fallback that contains a bad string.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: orange;
+}
+p {
+ color: green;
+ --a: red;
+ color: var(--a, "
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-33.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-33.htm
new file mode 100644
index 00000000000..5543d4c5198
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-33.htm
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property containing a variable reference with fallback is an implicitly closed string due to EOF.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: orange;
+}
+p {
+ color: red;
+ --a: green;
+ color: var(--a, "</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-34.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-34.htm
new file mode 100644
index 00000000000..fe30e91e7d6
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-34.htm
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property with invalid syntax due to containing a variable reference with fallback that contains a bad URL.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: orange;
+}
+p {
+ color: green;
+ --a: red;
+ color: var(--a, url("
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-35.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-35.htm
new file mode 100644
index 00000000000..859ff532790
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-35.htm
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom property containing a variable reference with fallback is an implicitly closed URL due to EOF.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body {
+ color: orange;
+}
+p {
+ color: red;
+ --a: green;
+ color: var(--a, url("</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-36.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-36.htm
new file mode 100644
index 00000000000..ab0779d2391
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-36.htm
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom shorthand property containing a variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#variables-in-shorthands" rel="help">
+<link href="reference/variable-reference-36-ref.htm" rel="match">
+<style>
+p {
+ background-color: red;
+ --a: url(nothing) green;
+ background: var(--a);
+ color: white;
+}
+</style>
+</head><body><p>This text must have a green background color.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-37.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-37.htm
new file mode 100644
index 00000000000..72f1f97740c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-37.htm
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a non-custom shorthand property containing a variable reference, with a subsequent property in the declaration block that overrides one of the shorthand's components.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#variables-in-shorthands" rel="help">
+<link href="reference/variable-reference-37-ref.htm" rel="match">
+<style>
+p {
+ --a: url(nothing) red;
+ background: var(--a);
+ background-color: green;
+ color: white;
+}
+</style>
+</head><body><p>This text must have a green background color.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-38.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-38.htm
new file mode 100644
index 00000000000..02a98f655bc
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-38.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test using variables in overlapping shorthands.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#variables-in-shorthands" rel="help">
+<link href="reference/variable-declaration-59-ref.htm" rel="match">
+<style>
+p { padding-left: 1em; }
+#a { --style: solid; --left: black dotted; border-style: var(--style); border-left: var(--left); border-top: none; border-right: none; border-bottom: none; }
+#b { --style: solid; --left: black dotted; border-left: var(--left); border-style: var(--style); border-top: none; border-right: none; border-bottom: none; }
+</style>
+</head><body><p id="a">The left border must be dotted.</p>
+<p id="b">The left border must be solid.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-39.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-39.htm
new file mode 100644
index 00000000000..e454481e10e
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-reference-39.htm
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test declaring a variable that references itself but uses fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#cycles" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+p {
+ color: red;
+ --a: var(--a, red);
+ color: var(--a, green);
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-01.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-01.htm
new file mode 100644
index 00000000000..96a1e67ef1f
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-01.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference and no white space tokens.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color:var(--a)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-02.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-02.htm
new file mode 100644
index 00000000000..09a35617d5a
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-02.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule where the property value contains a white space token followed by a variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-03.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-03.htm
new file mode 100644
index 00000000000..32942050d02
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-03.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference surrounded by white space tokens.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a) ) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-04.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-04.htm
new file mode 100644
index 00000000000..55467b8ebef
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-04.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference surrounded by white space tokens and with white space surrounding the variable name.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var( --a ) ) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-05.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-05.htm
new file mode 100644
index 00000000000..9d1d1cdc564
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-05.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having no fallback tokens.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a)) and (not (color: var(--a,))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-06.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-06.htm
new file mode 100644
index 00000000000..e50cd43e594
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-06.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule where the property value contains a variable reference with fallback that is only white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a, )) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-07.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-07.htm
new file mode 100644
index 00000000000..f0dbff1bd91
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-07.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having no fallback tokens, just a comment.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a)) and (not (color: var(--a,/**/))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-08.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-08.htm
new file mode 100644
index 00000000000..0d8a22453d1
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-08.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule where the property value contains a comment and an identifier.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a,/**/a)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-09.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-09.htm
new file mode 100644
index 00000000000..5b8b55754b4
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-09.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having a '!' token at the top level of its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a)) and (not (color: var(--a,!))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-10.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-10.htm
new file mode 100644
index 00000000000..eb3d15830f8
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-10.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having "!important" at the top level of its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a)) and (not (color: var(--a,!important))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-11.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-11.htm
new file mode 100644
index 00000000000..10b704474f3
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-11.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing 'color' property declaration in an @supports rule with a variable reference that comes after a non-color value.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: 1px var(--a)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-12.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-12.htm
new file mode 100644
index 00000000000..0e35e8a8ea6
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-12.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing 'color' property declaration in an @supports rule with a variable reference that comes before a non-color value.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a) 1px) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-13.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-13.htm
new file mode 100644
index 00000000000..784a56e20fe
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-13.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing 'color' property declaration in an @supports rule with a range of different tokens and a variable reference not at the top level.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: something 3px url(whereever) calc(var(--a) + 1px)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-14.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-14.htm
new file mode 100644
index 00000000000..cab0d511e05
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-14.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule with a variable reference and an "!important" priority.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a) !important) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-15.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-15.htm
new file mode 100644
index 00000000000..607cb5eab54
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-15.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule with two adjacent variable references with no intervening white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a)var(--b)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-16.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-16.htm
new file mode 100644
index 00000000000..94bb101c367
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-16.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule with a variable reference that has a number of levels of variable reference fallbacks.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a, var(--b, var(--c, black)))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-17.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-17.htm
new file mode 100644
index 00000000000..945c839e3c2
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-17.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing non-custom property declaration in an @supports rule with two "!important" priorities.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a)) and (not (color: var(--a) !important !important)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-18.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-18.htm
new file mode 100644
index 00000000000..e9bf964c0ba
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-18.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and a CDO token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a) <!--) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-19.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-19.htm
new file mode 100644
index 00000000000..17e6c7c8e38
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-19.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and a CDC token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: --> var(--a)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-20.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-20.htm
new file mode 100644
index 00000000000..3080582f840
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-20.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and balanced braces and square brackets.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: { [ var(--a) ] }) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-21.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-21.htm
new file mode 100644
index 00000000000..9fd4b4001d0
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-21.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing non-custom property declaration in an @supports rule where the property value contains a syntactically invalid variable reference due to having a ';' token at the top level of its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a)) and (not (color: var(--a,;))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-22.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-22.htm
new file mode 100644
index 00000000000..3db8e03a19a
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-22.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference and a non-top level ';' token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: [;] var(--a)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-23.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-23.htm
new file mode 100644
index 00000000000..62e5ca5f8f3
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-23.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing non-custom property declaration in an @supports rule whose value contains a variable reference with a top level ';' token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a)) and (not (color: var(--a);)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-24.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-24.htm
new file mode 100644
index 00000000000..6438c2cdf7d
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-24.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a non-top level ';' token in its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a,(;))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-25.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-25.htm
new file mode 100644
index 00000000000..2f1ba5a9051
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-25.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference whose function token is in uppercase.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: VAR(--a)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-26.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-26.htm
new file mode 100644
index 00000000000..e640c7011e0
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-26.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a digit after the "--" variable name prefix.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--0)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-27.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-27.htm
new file mode 100644
index 00000000000..1e701136caa
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-27.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a variable name beginning with an escaped digit.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--\30)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-28.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-28.htm
new file mode 100644
index 00000000000..7539f111d15
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-28.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a U+FFFD variable name specified by an escaped lone surrogate.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--\d800)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-29.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-29.htm
new file mode 100644
index 00000000000..1a3f44aa841
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-29.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a U+FFFD variable name specified by an out-of-range Unicode character escape.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--\ffffff)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-30.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-30.htm
new file mode 100644
index 00000000000..b0e5d1952da
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-30.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a dimension token as the variable name.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a)) and (not (color: var(1px))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-31.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-31.htm
new file mode 100644
index 00000000000..fee28de5bc8
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-31.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with white space surrounding the fallback comma.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (color: var(--a , )) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-32.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-32.htm
new file mode 100644
index 00000000000..f5f50d2971c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-32.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing non-custom shorthand property declaration in an @supports rule whose value contains a variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (background: var(--a)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-33.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-33.htm
new file mode 100644
index 00000000000..67abff0a7b6
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-33.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a:var(--b)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-34.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-34.htm
new file mode 100644
index 00000000000..0fc216dfba9
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-34.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains white space and a variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: var(--b)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-35.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-35.htm
new file mode 100644
index 00000000000..31daced48a7
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-35.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference surrounded by white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: var(--b) ) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-36.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-36.htm
new file mode 100644
index 00000000000..04e68262768
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-36.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference surrounded by white space with the variable name also surrounded by white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: var( --b ) ) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-37.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-37.htm
new file mode 100644
index 00000000000..72b67025cff
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-37.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing custom property declaration in an @supports rule whose value contains a variable reference with no fallback tokens.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: a) and (not (--a: var(--b,))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-38.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-38.htm
new file mode 100644
index 00000000000..54f276c6043
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-38.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference with fallback consisting only of white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: var(--b, )) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-39.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-39.htm
new file mode 100644
index 00000000000..7e659725e3b
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-39.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing custom property declaration in an @supports rule whose value contains a variable reference with no fallback tokens, just a comment.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: a) and (not (--a: var(--b,/**/))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-40.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-40.htm
new file mode 100644
index 00000000000..f1c6e031abe
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-40.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference with fallback consisting of a comment and an identifier.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: var(--b,/**/a)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-41.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-41.htm
new file mode 100644
index 00000000000..eec039f5cb6
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-41.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing custom property declaration in an @supports rule whose value contains a variable reference with fallback containing a top level '!' token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: a) and (not (--a: var(--b,!))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-42.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-42.htm
new file mode 100644
index 00000000000..f5f86f8c7dc
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-42.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing custom property declaration in an @supports rule whose value contains a variable reference with fallback containing a top level "!important".</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: a) and (not (--a: var(--b,!important))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-43.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-43.htm
new file mode 100644
index 00000000000..76fc01354dc
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-43.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a dimension followed by a variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: 1px var(--b)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-44.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-44.htm
new file mode 100644
index 00000000000..717ec4c66d3
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-44.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference followed bya dimension.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: var(--b) 1px) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-45.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-45.htm
new file mode 100644
index 00000000000..93c83e6422c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-45.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a selection of tokens and a non-top level variable reference.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: something 3px url(whereever) calc(var(--b) + 1px)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-46.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-46.htm
new file mode 100644
index 00000000000..101434a050c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-46.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference and an "!important" priority.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: var(--b) !important) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-47.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-47.htm
new file mode 100644
index 00000000000..8c257e46c20
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-47.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains two adjacent variable references with no intervening white space.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: var(--b)var(--b)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-48.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-48.htm
new file mode 100644
index 00000000000..8de3e48e6bd
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-48.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference with a number of levels of variable reference fallbacks.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: var(--b, var(--c, var(--d, black)))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-49.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-49.htm
new file mode 100644
index 00000000000..a36382bc2fb
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-49.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing custom property declaration in an @supports rule whose value contains two "!important" priorities.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: a) and (not (--a: var(--b) !important !important)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-50.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-50.htm
new file mode 100644
index 00000000000..a5c85f8463e
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-50.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference and a CDO token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: var(--b) <!--) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-51.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-51.htm
new file mode 100644
index 00000000000..1bd5f888328
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-51.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference and a CDC token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: --> var(--b)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-52.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-52.htm
new file mode 100644
index 00000000000..be483976c55
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-52.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference and balanced braces and square brackets.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: { [ var(--b) ] }) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-53.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-53.htm
new file mode 100644
index 00000000000..2292112f2ad
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-53.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing custom property declaration in an @supports rule whose value contains a variable reference with a top level ';' token in its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: a) and (not (--a: var(--b,;))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-54.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-54.htm
new file mode 100644
index 00000000000..b1ec04c487d
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-54.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference and a non-top level ';' token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: [;] var(--b)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-55.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-55.htm
new file mode 100644
index 00000000000..10fc5e38879
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-55.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing custom property declaration in an @supports rule whose value contains a variable reference and a top level ';' token in its fallback.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: a) and (not (--a: var(--b);)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-56.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-56.htm
new file mode 100644
index 00000000000..f8dcbdcea4f
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-56.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains only a white space token.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: ) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-57.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-57.htm
new file mode 100644
index 00000000000..0d1bb5c2170
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-57.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing custom property declaration in an @supports rule whose value contains no tokens.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: a) and (not (--a:)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-58.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-58.htm
new file mode 100644
index 00000000000..ffc9a9420b3
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-58.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing property declaration in an @supports rule with property name "--".</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--: a) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-59.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-59.htm
new file mode 100644
index 00000000000..b07fd6c59b8
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-59.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value contains a variable reference to itself.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#cycles" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a:var(--a)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-60.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-60.htm
new file mode 100644
index 00000000000..a99e14e6901
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-60.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule for a variable whose name is a digit.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--0: a) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-61.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-61.htm
new file mode 100644
index 00000000000..346b4113adf
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-61.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule for a variable whose name is a digit which is specified with an escape.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--\61: a) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-62.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-62.htm
new file mode 100644
index 00000000000..7a7544bb86a
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-62.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule for a variable whose name is U+FFFD which is specified with an escaped lone surrogate.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--\d800: a) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-63.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-63.htm
new file mode 100644
index 00000000000..6a348f53a02
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-63.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule for a variable whose name is U+FFFD which is specified with an out-of-range Unicode character escape.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--\ffffff: a) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-64.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-64.htm
new file mode 100644
index 00000000000..5ffe0094e7f
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-64.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing custom property declaration in an @supports rule whose value is a variable reference with a dimension token as the variable name.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: a) and (not (--a: var(1px))) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-65.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-65.htm
new file mode 100644
index 00000000000..ed60a473781
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-65.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a passing custom property declaration in an @supports rule whose value is a variable reference with white space surrounding the fallback comma.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#syntax" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: var(--b , )) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-66.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-66.htm
new file mode 100644
index 00000000000..a5945385c75
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-66.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a failing custom property declaration in an @supports rule where the property name begins with "VAR-".</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: a) and (not (VAR-a: a)) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file
diff --git a/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-67.htm b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-67.htm
new file mode 100644
index 00000000000..6bf662ce53c
--- /dev/null
+++ b/tests/wpt/css-tests/css-variables-1_dev/html/variable-supports-67.htm
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+--><html><head><title>CSS Test: Test a declaration for a custom property has an invalid value does not cause the @supports rule to fail to parse.</title>
+<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
+<link href="http://www.w3.org/TR/css-variables-1/#defining-variables" rel="help">
+<link href="support/color-green-ref.htm" rel="match">
+<style>
+body { color: red; }
+@supports (--a: !) or (--a: a) {
+ p { color: green; }
+}
+</style>
+</head><body><p>This text must be green.</p>
+</body></html> \ No newline at end of file