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<!doctype html>
<!-- Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ -->
<html>
<head>
<title>Test Panel List Accessibility</title>
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
<script type="text/javascript" src="head.js"></script>
<link
rel="stylesheet"
type="text/css"
href="chrome://mochikit/content/tests/SimpleTest/test.css"
/>
</head>
<body>
<p id="display"></p>
<div id="content">
<button id="anchor-button">Open</button>
<panel-list id="panel-list">
<panel-item>one</panel-item>
<panel-item>two</panel-item>
<panel-item>three</panel-item>
</panel-list>
</div>
<script class="testbody" type="application/javascript">
const { BrowserTestUtils } = ChromeUtils.importESModule(
"resource://testing-common/BrowserTestUtils.sys.mjs"
);
let anchorButton, panelList, panelItems;
add_setup(function setup() {
// Clear out the other elements so only our test content is on the page.
panelList = document.getElementById("panel-list");
panelItems = [...panelList.children];
anchorButton = document.getElementById("anchor-button");
anchorButton.addEventListener("click", e => panelList.toggle(e));
});
add_task(async function testItemFocusOnOpen() {
ok(document.activeElement, "There is an active element");
ok(
!document.activeElement.closest("panel-list"),
"Focus isn't in the list"
);
let shown = BrowserTestUtils.waitForEvent(panelList, "shown");
synthesizeMouseAtCenter(anchorButton, {});
await shown;
let hidden = BrowserTestUtils.waitForEvent(panelList, "hidden");
synthesizeKey("Escape", {});
await hidden;
// Focus shouldn't enter the list on a click.
ok(
!document.activeElement.closest("panel-list"),
"Focus isn't in the list"
);
shown = BrowserTestUtils.waitForEvent(panelList, "shown");
anchorButton.focus();
synthesizeKey(" ", {});
await shown;
// Focus enters list with keyboard interaction.
is(document.activeElement, panelItems[0], "The first item is focused");
hidden = BrowserTestUtils.waitForEvent(panelList, "hidden");
synthesizeKey("Escape", {});
await hidden;
is(
document.activeElement,
anchorButton,
"The anchor is focused again on close"
);
});
add_task(async function testAriaAttributes() {
is(panelList.getAttribute("role"), "menu", "The panel is a menu");
is(panelItems.length, 3, "There are 3 items");
for (let item of panelItems) {
is(
item.button.getAttribute("role"),
"menuitem",
"button is a menuitem"
);
}
});
</script>
</body>
</html>
|
