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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /html/semantics/popovers/popover-light-dismiss-flat-tree-nested.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Test that popover light dismiss uses the flat tree when nested shadow roots.</title>
<link rel="author" title="Luke Warlow" href="mailto:luke@warlow.dev">
</head>
<body>
<p>Test passes if the inner popover opens after clicking the inner toggle.</p>
<button popovertarget="outerPopover" popovertargetaction="toggle" id="outerPopoverToggle">Toggle</button>
<div id="outerPopover" popover>
<template shadowrootmode="open">
Outer
<button id="innerPopoverToggle">Toggle</button>
<div id="innerContainer">
<template shadowrootmode="open">
<div id="innerPopover" popover>
Inner
</div>
</template>
</div>
</template>
</div>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="resources/popover-utils.js"></script>
<script>
promise_test(async () => {
const innerPopoverToggle = outerPopover.shadowRoot.querySelector("#innerPopoverToggle");
const innerContainer = outerPopover.shadowRoot.querySelector('#innerContainer');
const innerPopover = innerContainer.shadowRoot.querySelector("#innerPopover");
innerPopoverToggle.onclick = () => {
innerPopover.togglePopover();
}
assert_false(outerPopover.matches(":popover-open"), "outer popover is initially hidden");
assert_false(innerPopover.matches(":popover-open"), "inner popover is initially hidden");
await clickOn(outerPopoverToggle);
assert_true(outerPopover.matches(":popover-open"), "outer popover is open after clicking the toggle");
assert_false(innerPopover.matches(":popover-open"), "inner popover is initially hidden");
await clickOn(innerPopoverToggle);
assert_true(outerPopover.matches(":popover-open"), "outer popover is not dismissed after clicking the second toggle");
assert_true(innerPopover.matches(":popover-open"), "inner popover is open after clicking the second toggle");
}, "Popover light dismiss uses the flat tree when nested shadow root");
</script>
</body>
</html>