227 lines
13 KiB
HTML
227 lines
13 KiB
HTML
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<meta charset="utf-8" />
|
|
<title>Element Reflection for aria-activedescendant and aria-errormessage on ElementInternals</title>
|
|
<link rel=help href="https://whatpr.org/html/3917/common-dom-interfaces.html#reflecting-content-attributes-in-idl-attributes:element">
|
|
<link rel="author" title="Alice Boxhall" href="alice@igalia.com">
|
|
<script src="/resources/testdriver.js"></script>
|
|
<script src="/resources/testdriver-vendor.js"></script>
|
|
<script src="/resources/testdriver-actions.js"></script>
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
</head>
|
|
|
|
<body>
|
|
<script>
|
|
class CustomElement extends HTMLElement {
|
|
constructor() {
|
|
super();
|
|
this.i = this.attachInternals();
|
|
}
|
|
}
|
|
customElements.define('custom-element', CustomElement);
|
|
</script>
|
|
|
|
<custom-element id="custom1"></custom-element>
|
|
|
|
<div id="activedescendant">Active descendant</div>
|
|
<div id="controls">Controls</div>
|
|
<div id="describedby">Described by</div>
|
|
<div id="details">Details</div>
|
|
<div id="errormessage">Error message</div>
|
|
<div id="flowto">Flow to</div>
|
|
<div id="labelledby">Labelled by</div>
|
|
<div id="owns">Owns</div>
|
|
|
|
<div id="labelledby_content">Labelled by from content attribute</div>
|
|
<div id="labelledby_element">Labelled by from IDL attribute</div>
|
|
|
|
<div id="shadowhost">
|
|
<template shadowrootmode="open">
|
|
<div id="labelledby_element_shadow">Invalid labelled by in shadow root</div>
|
|
</template>
|
|
</div>
|
|
|
|
<script>
|
|
const element_properties = [
|
|
['ariaActiveDescendantElement', 'activedescendant']];
|
|
const array_properties = [
|
|
['ariaControlsElements', 'controls'],
|
|
['ariaDescribedByElements', 'describedby'],
|
|
['ariaDetailsElements', 'details'],
|
|
['ariaErrorMessageElements', 'errormessage'],
|
|
['ariaFlowToElements', 'flowto'],
|
|
['ariaLabelledByElements', 'labelledby'],
|
|
['ariaOwnsElements', 'owns']];
|
|
|
|
test(t => {
|
|
const custom = document.getElementById('custom1');
|
|
for (const [property, id] of element_properties) {
|
|
assert_equals(custom.i[property], null);
|
|
}
|
|
for (const [property, id] of array_properties) {
|
|
assert_equals(custom.i[property], null);
|
|
}
|
|
}, "Getting previously-unset ARIA element reflection properties on ElementInternals should return null.");
|
|
|
|
test(t => {
|
|
const custom = document.getElementById('custom1');
|
|
for (const [property, id] of element_properties) {
|
|
const related = document.getElementById(id);
|
|
custom.i[property] = related;
|
|
assert_equals(custom.i[property], related);
|
|
}
|
|
for (const [property, id] of array_properties) {
|
|
const related = document.getElementById(id);
|
|
custom.i[property] = [related];
|
|
assert_array_equals(custom.i[property], [related]);
|
|
}
|
|
}, "Getting ARIA element reflection properties on ElementInternals should return the value that was set.");
|
|
|
|
test(t => {
|
|
const custom = document.getElementById('custom1');
|
|
for (const [property, id] of array_properties) {
|
|
custom.i[property] = [];
|
|
assert_array_equals(custom.i[property], []);
|
|
}
|
|
}, "Setting ARIA element reflection properties to an empty array should work as expected.");
|
|
|
|
test(t => {
|
|
const custom = document.getElementById('custom1');
|
|
for (const [property, id] of element_properties) {
|
|
const related = document.getElementById(id);
|
|
custom.i[property] = related;
|
|
assert_equals(custom.i[property], related);
|
|
|
|
custom.i[property] = null;
|
|
assert_equals(custom.i[property], null);
|
|
}
|
|
for (const [property, id] of array_properties) {
|
|
const related = document.getElementById(id);
|
|
custom.i[property] = [related];
|
|
assert_array_equals(custom.i[property], [related]);
|
|
|
|
custom.i[property] = null;
|
|
assert_equals(custom.i[property], null);
|
|
}
|
|
}, "Setting ARIA element reflection properties on ElementInternals to null should delete any previous value, and not crash");
|
|
|
|
promise_test(async t => {
|
|
const custom = document.getElementById('custom1');
|
|
custom.i.ariaLabelledByElements = null;
|
|
const label_before_labelledby_set = await test_driver.get_computed_label(custom);
|
|
assert_equals(label_before_labelledby_set, "", "Before ariaLabelledByElements is set, accessible label should be empty.");
|
|
|
|
const labelledBy = document.getElementById('labelledby');
|
|
custom.i.ariaLabelledByElements = [labelledBy];
|
|
const label_after_labelledby_set = await test_driver.get_computed_label(custom);
|
|
assert_equals(label_after_labelledby_set, "Labelled by", "After ariaLabelledByElements is set, accessible label should be 'Labelled by'");
|
|
}, "Setting ariaLabelledByElements on ElementInternals should change the accessible name of the custom element")
|
|
|
|
promise_test(async t => {
|
|
const custom = document.getElementById('custom1');
|
|
custom.i.ariaLabelledByElements = null;
|
|
const label_before_labelledby_set = await test_driver.get_computed_label(custom);
|
|
assert_equals(label_before_labelledby_set, "", "Before ariaLabelledByElements is set, accessible label should be empty.");
|
|
|
|
const labelledBy = document.getElementById('labelledby');
|
|
custom.i.ariaLabelledByElements = [labelledBy];
|
|
const label_after_internals_labelledby_set = await test_driver.get_computed_label(custom);
|
|
assert_equals(label_after_internals_labelledby_set, "Labelled by", "After ariaLabelledByElements is set, accessible label should be 'Labelled by'");
|
|
|
|
custom.setAttribute('aria-labelledby', 'labelledby_content');
|
|
const label_after_content_labelledby_set = await test_driver.get_computed_label(custom);
|
|
assert_equals(label_after_content_labelledby_set, "Labelled by from content attribute", "aria-labelledby content attribute supersedes ariaLabelledByElements on internals");
|
|
|
|
const labelledby_element = document.getElementById('labelledby_element');
|
|
custom.ariaLabelledByElements = [labelledby_element];
|
|
const label_after_idl_arialabelledbyelements_set = await test_driver.get_computed_label(custom);
|
|
assert_equals(label_after_idl_arialabelledbyelements_set, "Labelled by from IDL attribute", "ariaLabelledByElements on element supersedes ariaLabelledByElements on internals");
|
|
|
|
custom.setAttribute('aria-labelledby', 'bad_id');
|
|
const label_after_content_labelledby_set_to_bad_id = await test_driver.get_computed_label(custom);
|
|
assert_equals(label_after_content_labelledby_set_to_bad_id, "", "aria-labelledby content attribute supersedes ariaLabelledByElements on internals even when invalid");
|
|
|
|
const shadowhost = document.getElementById('shadowhost');
|
|
const labelledby_element_invalid = shadowhost.shadowRoot.getElementById('labelledby_element_shadow');
|
|
custom.ariaLabelledByElements = [labelledby_element_invalid];
|
|
const label_after_idl_arialabelledbyelements_set_to_invalid_element = await test_driver.get_computed_label(custom);
|
|
assert_equals(label_after_idl_arialabelledbyelements_set_to_invalid_element, "", "ariaLabelledByElements on element supersedes ariaLabelledByElements on internals even when invalid");
|
|
}, "Setting aria-labelledby or ariaLabelledByElements on the custom element should supersede the value of ariaLabelledByElements on ElementInternals");
|
|
</script>
|
|
|
|
<custom-element id="cachingInvariantMain"></custom-element>
|
|
<div id="cachingInvariantElement1"></div>
|
|
<div id="cachingInvariantElement2"></div>
|
|
<div id="cachingInvariantElement3"></div>
|
|
<div id="cachingInvariantElement4"></div>
|
|
<div id="cachingInvariantElement5"></div>
|
|
|
|
<script>
|
|
test(function(t) {
|
|
cachingInvariantMain.i.ariaControlsElements = [cachingInvariantElement1, cachingInvariantElement2];
|
|
cachingInvariantMain.i.ariaDescribedByElements = [cachingInvariantElement3, cachingInvariantElement4];
|
|
cachingInvariantMain.i.ariaDetailsElements = [cachingInvariantElement5];
|
|
cachingInvariantMain.i.ariaFlowToElements = [cachingInvariantElement1, cachingInvariantElement3];
|
|
cachingInvariantMain.i.ariaLabelledByElements = [cachingInvariantElement2, cachingInvariantElement4];
|
|
cachingInvariantMain.i.ariaOwnsElements = [cachingInvariantElement1, cachingInvariantElement2, cachingInvariantElement3];
|
|
|
|
let ariaControlsElementsArray = cachingInvariantMain.i.ariaControlsElements;
|
|
let ariaDescribedByElementsArray = cachingInvariantMain.i.ariaDescribedByElements;
|
|
let ariaDetailsElementsArray = cachingInvariantMain.i.ariaDetailsElements;
|
|
let ariaFlowToElementsArray = cachingInvariantMain.i.ariaFlowToElements;
|
|
let ariaLabelledByElementsArray = cachingInvariantMain.i.ariaLabelledByElements;
|
|
let ariaOwnsElementsArray = cachingInvariantMain.i.ariaOwnsElements;
|
|
|
|
assert_equals(ariaControlsElementsArray, cachingInvariantMain.i.ariaControlsElements, "Caching invariant for ariaControlsElements");
|
|
assert_equals(ariaDescribedByElementsArray, cachingInvariantMain.i.ariaDescribedByElements, "Caching invariant for ariaDescribedByElements");
|
|
assert_equals(ariaDetailsElementsArray, cachingInvariantMain.i.ariaDetailsElements, "Caching invariant for ariaDetailsElements");
|
|
assert_equals(ariaFlowToElementsArray, cachingInvariantMain.i.ariaFlowToElements, "Caching invariant for ariaFlowToElements");
|
|
assert_equals(ariaLabelledByElementsArray, cachingInvariantMain.i.ariaLabelledByElements, "Caching invariant for ariaLabelledByElements");
|
|
assert_equals(ariaOwnsElementsArray, cachingInvariantMain.i.ariaOwnsElements, "Caching invariant for ariaOwnsElements");
|
|
|
|
// Ensure that cached values don't become stale
|
|
cachingInvariantMain.i.ariaControlsElements = [cachingInvariantElement4, cachingInvariantElement5];
|
|
cachingInvariantMain.i.ariaDescribedByElements = [cachingInvariantElement1, cachingInvariantElement2];
|
|
cachingInvariantMain.i.ariaDetailsElements = [cachingInvariantElement3];
|
|
cachingInvariantMain.i.ariaFlowToElements = [cachingInvariantElement4, cachingInvariantElement5];
|
|
cachingInvariantMain.i.ariaLabelledByElements = [cachingInvariantElement1, cachingInvariantElement2];
|
|
cachingInvariantMain.i.ariaOwnsElements = [cachingInvariantElement3, cachingInvariantElement4, cachingInvariantElement1];
|
|
|
|
ariaControlsElementsArray = cachingInvariantMain.i.ariaControlsElements;
|
|
ariaDescribedByElementsArray = cachingInvariantMain.i.ariaDescribedByElements;
|
|
ariaDetailsElementsArray = cachingInvariantMain.i.ariaDetailsElements;
|
|
ariaFlowToElementsArray = cachingInvariantMain.i.ariaFlowToElements;
|
|
ariaLabelledByElementsArray = cachingInvariantMain.i.ariaLabelledByElements;
|
|
ariaOwnsElementsArray = cachingInvariantMain.i.ariaOwnsElements;
|
|
|
|
assert_equals(ariaControlsElementsArray, cachingInvariantMain.i.ariaControlsElements, "Caching invariant for ariaControlsElements");
|
|
assert_equals(ariaDescribedByElementsArray, cachingInvariantMain.i.ariaDescribedByElements, "Caching invariant for ariaDescribedByElements");
|
|
assert_equals(ariaDetailsElementsArray, cachingInvariantMain.i.ariaDetailsElements, "Caching invariant for ariaDetailsElements");
|
|
assert_equals(ariaFlowToElementsArray, cachingInvariantMain.i.ariaFlowToElements, "Caching invariant for ariaFlowToElements");
|
|
assert_equals(ariaLabelledByElementsArray, cachingInvariantMain.i.ariaLabelledByElements, "Caching invariant for ariaLabelledByElements");
|
|
assert_equals(ariaOwnsElementsArray, cachingInvariantMain.i.ariaOwnsElements, "Caching invariant for ariaOwnsElements");
|
|
|
|
}, "Caching invariant different attributes.");
|
|
</script>
|
|
|
|
<custom-element id="cachingInvariantMain1"></custom-element>
|
|
<custom-element id="cachingInvariantMain2"></custom-element>
|
|
|
|
<script>
|
|
test(function(t) {
|
|
cachingInvariantMain1.i.ariaDescribedByElements = [cachingInvariantElement1, cachingInvariantElement2];
|
|
cachingInvariantMain2.i.ariaDescribedByElements = [cachingInvariantElement1, cachingInvariantElement2];
|
|
|
|
let ariaDescribedByElementsArray1 = cachingInvariantMain1.i.ariaDescribedByElements;
|
|
let ariaDescribedByElementsArray2 = cachingInvariantMain2.i.ariaDescribedByElements;
|
|
|
|
assert_equals(ariaDescribedByElementsArray1, cachingInvariantMain1.i.ariaDescribedByElements, "Caching invariant for ariaDescribedByElements in one elemnt");
|
|
assert_equals(ariaDescribedByElementsArray2, cachingInvariantMain2.i.ariaDescribedByElements, "Caching invariant for ariaDescribedByElements in onother elemnt");
|
|
assert_not_equals(cachingInvariantMain1.i.ariaDescribedByElements, cachingInvariantMain2.i.ariaDescribedByElements);
|
|
}, "Caching invariant different elements.");
|
|
</script>
|
|
|
|
</body>
|
|
</html>
|