2 files changed, 5 insertions, 57 deletions
diff --git a/tests/wpt/tests/css/css-values/tree-counting/calc-sibling-function-in-shadow-dom.html b/tests/wpt/tests/css/css-values/tree-counting/calc-sibling-function-in-shadow-dom.html
index 92fb6ce3351..ca8eb560ba1 100644
--- a/tests/wpt/tests/css/css-values/tree-counting/calc-sibling-function-in-shadow-dom.html
+++ b/tests/wpt/tests/css/css-values/tree-counting/calc-sibling-function-in-shadow-dom.html
@@ -33,9 +33,9 @@
          <slot></slot>
        </div>
       `;
-      assert_equals(getComputedStyle(target).zIndex, '3');
-      assert_equals(getComputedStyle(target).order, '3');
-      assert_equals(getComputedStyle(target).orphans, '3');
-      assert_equals(getComputedStyle(target).widows, '3');
-    }, 'Host children have sibling-index() and sibling-count() based on assignedNodes order');
+      assert_equals(getComputedStyle(target).zIndex, '4');
+      assert_equals(getComputedStyle(target).order, '4');
+      assert_equals(getComputedStyle(target).orphans, '4');
+      assert_equals(getComputedStyle(target).widows, '4');
+    }, 'Host children have sibling-index() and sibling-count() based on the DOM tree order');
 </script>
diff --git a/tests/wpt/tests/css/css-values/tree-counting/sibling-function-invalidation.html b/tests/wpt/tests/css/css-values/tree-counting/sibling-function-invalidation.html
index 3c75c78530d..74f4995f5f7 100644
--- a/tests/wpt/tests/css/css-values/tree-counting/sibling-function-invalidation.html
+++ b/tests/wpt/tests/css/css-values/tree-counting/sibling-function-invalidation.html
@@ -48,55 +48,3 @@
     assert_equals(t2.offsetHeight, 50);
   }, "5 siblings after removal");
 </script>
-
-<style>
-  #t3 {
-    width: calc(10px * sibling-index());
-    height: 50px;
-    background: teal;
-  }
-</style>
-<div>
-  <template shadowrootmode="open">
-    <slot></slot>
-  </template>
-  <div id="rm3"></div>
-  <div></div>
-  <div></div>
-  <div></div>
-  <div></div>
-  <div id="t3"></div>
-</div>
-<script>
-  test(() => assert_equals(t3.offsetWidth, 60), "Initially 6th slotted sibling");
-  test(() => {
-    rm3.slot = "null";
-    assert_equals(t3.offsetWidth, 50);
-  }, "5th sibling after slot change");
-</script>
-
-<style>
-  #t4 {
-    width: 50px;
-    height: calc(10px * sibling-count());
-    background: teal;
-  }
-</style>
-<div>
-  <template shadowrootmode="open">
-    <slot></slot>
-  </template>
-  <div id="t4"></div>
-  <div></div>
-  <div></div>
-  <div></div>
-  <div></div>
-  <div id="rm4"></div>
-</div>
-<script>
-  test(() => assert_equals(t4.offsetHeight, 60), "Initially 6 slotted siblings");
-  test(() => {
-    rm4.slot = "null";
-    assert_equals(t4.offsetHeight, 50);
-  }, "5 siblings after slot change");
-</script>