diff --git a/components/script/dom/htmlhrelement.rs b/components/script/dom/htmlhrelement.rs
index 93fdebbc954..bea12efbfea 100644
--- a/components/script/dom/htmlhrelement.rs
+++ b/components/script/dom/htmlhrelement.rs
@@ -37,6 +37,12 @@ impl HTMLHRElement {
}
impl HTMLHRElementMethods for HTMLHRElement {
+ // https://html.spec.whatwg.org/multipage/#dom-hr-align
+ make_getter!(Align, "align");
+
+ // https://html.spec.whatwg.org/multipage/#dom-hr-align
+ make_atomic_setter!(SetAlign, "align");
+
// https://html.spec.whatwg.org/multipage/#dom-hr-color
make_getter!(Color, "color");
@@ -86,6 +92,7 @@ impl VirtualMethods for HTMLHRElement {
fn parse_plain_attribute(&self, name: &Atom, value: DOMString) -> AttrValue {
match name {
+ &atom!("align") => AttrValue::from_dimension(value),
&atom!("color") => AttrValue::from_legacy_color(value),
&atom!("width") => AttrValue::from_dimension(value),
_ => self.super_type().unwrap().parse_plain_attribute(name, value),
diff --git a/components/script/dom/webidls/HTMLHRElement.webidl b/components/script/dom/webidls/HTMLHRElement.webidl
index f203527b2bf..e3ba6113748 100644
--- a/components/script/dom/webidls/HTMLHRElement.webidl
+++ b/components/script/dom/webidls/HTMLHRElement.webidl
@@ -10,7 +10,7 @@ interface HTMLHRElement : HTMLElement {
// https://html.spec.whatwg.org/multipage/#HTMLHRElement-partial
partial interface HTMLHRElement {
- // attribute DOMString align;
+ attribute DOMString align;
attribute DOMString color;
// attribute boolean noShade;
// attribute DOMString size;
diff --git a/tests/wpt/metadata/html/dom/interfaces.html.ini b/tests/wpt/metadata/html/dom/interfaces.html.ini
index a1e6fcabbab..8f47c30e2ca 100644
--- a/tests/wpt/metadata/html/dom/interfaces.html.ini
+++ b/tests/wpt/metadata/html/dom/interfaces.html.ini
@@ -2148,18 +2148,12 @@
[HTMLParagraphElement interface: document.createElement("p") must inherit property "align" with the proper type (0)]
expected: FAIL
- [HTMLHRElement interface: attribute align]
- expected: FAIL
-
[HTMLHRElement interface: attribute noShade]
expected: FAIL
[HTMLHRElement interface: attribute size]
expected: FAIL
- [HTMLHRElement interface: document.createElement("hr") must inherit property "align" with the proper type (0)]
- expected: FAIL
-
[HTMLHRElement interface: document.createElement("hr") must inherit property "noShade" with the proper type (2)]
expected: FAIL
diff --git a/tests/wpt/metadata/html/dom/reflection-grouping.html.ini b/tests/wpt/metadata/html/dom/reflection-grouping.html.ini
index 20cacc5dc08..7ecf978bf18 100644
--- a/tests/wpt/metadata/html/dom/reflection-grouping.html.ini
+++ b/tests/wpt/metadata/html/dom/reflection-grouping.html.ini
@@ -1317,135 +1317,6 @@
[hr.tabIndex: IDL set to -2147483648 followed by getAttribute()]
expected: FAIL
- [hr.align: typeof IDL attribute]
- expected: FAIL
-
- [hr.align: IDL get with DOM attribute unset]
- expected: FAIL
-
- [hr.align: setAttribute() to "" followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to " \\0\\x01\\x02\\x03\\x04\\x05\\x06\\x07 \\b\\t\\n\\v\\f\\r\\x0e\\x0f \\x10\\x11\\x12\\x13\\x14\\x15\\x16\\x17 \\x18\\x19\\x1a\\x1b\\x1c\\x1d\\x1e\\x1f foo " followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to undefined followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to 7 followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to 1.5 followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to true followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to false followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to object "[object Object\]" followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to NaN followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to Infinity followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to -Infinity followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to "\\0" followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to null followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to object "test-toString" followed by IDL get]
- expected: FAIL
-
- [hr.align: setAttribute() to object "test-valueOf" followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to "" followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to " \\0\\x01\\x02\\x03\\x04\\x05\\x06\\x07 \\b\\t\\n\\v\\f\\r\\x0e\\x0f \\x10\\x11\\x12\\x13\\x14\\x15\\x16\\x17 \\x18\\x19\\x1a\\x1b\\x1c\\x1d\\x1e\\x1f foo " followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to undefined followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to undefined followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to 7 followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to 7 followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to 1.5 followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to 1.5 followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to true followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to true followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to false followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to false followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to object "[object Object\]" followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to object "[object Object\]" followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to NaN followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to NaN followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to Infinity followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to Infinity followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to -Infinity followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to -Infinity followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to "\\0" followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to null followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to null followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to object "test-toString" followed by getAttribute()]
- expected: FAIL
-
- [hr.align: IDL set to object "test-toString" followed by IDL get]
- expected: FAIL
-
- [hr.align: IDL set to object "test-valueOf" followed by IDL get]
- expected: FAIL
-
[hr.noShade: typeof IDL attribute]
expected: FAIL