Add form getters for additional elements; update test expectations

This adds form getters for fieldset, label, object, output, select and
textarea elements.

1 files changed, 17 insertions, 1 deletions

diff --git a/components/script/dom/htmllabelelement.rs b/components/script/dom/htmllabelelement.rs
index 5e7da7dfbff..ec3f1fa7865 100644
--- a/components/script/dom/htmllabelelement.rs
+++ b/components/script/dom/htmllabelelement.rs
@@ -3,12 +3,15 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 use dom::bindings::codegen::Bindings::HTMLLabelElementBinding;
+use dom::bindings::codegen::Bindings::HTMLLabelElementBinding::HTMLLabelElementMethods;
+use dom::bindings::codegen::InheritTypes::ElementCast;
 use dom::bindings::codegen::InheritTypes::HTMLLabelElementDerived;
 use dom::bindings::js::Root;
 use dom::document::Document;
-use dom::element::ElementTypeId;
+use dom::element::{Element, ElementTypeId};
 use dom::eventtarget::{EventTarget, EventTargetTypeId};
 use dom::htmlelement::{HTMLElement, HTMLElementTypeId};
+use dom::htmlformelement::{FormControl, HTMLFormElement};
 use dom::node::{Node, NodeTypeId};
 use util::str::DOMString;
 
@@ -43,3 +46,16 @@ impl HTMLLabelElement {
         Node::reflect_node(box element, document, HTMLLabelElementBinding::Wrap)
     }
 }
+
+impl HTMLLabelElementMethods for HTMLLabelElement {
+    // https://html.spec.whatwg.org/multipage#dom-fae-form
+    fn GetForm(&self) -> Option<Root<HTMLFormElement>> {
+        self.form_owner()
+    }
+}
+
+impl<'a> FormControl<'a> for &'a HTMLLabelElement {
+    fn to_element(self) -> &'a Element {
+        ElementCast::from_ref(self)
+    }
+}