trisquel-icecat/icecat/testing/web-platform/tests/document-picture-in-picture/copy-document-mode-quirks.https.html
2025-10-06 02:35:48 -06:00

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HTML

<title>Test document picture-in-picture copies Document mode when it's quirks mode</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<body>
<script>
promise_test(async (t) => {
assert_equals(document.compatMode, "BackCompat", "The opener document should be on quirks mode");
await test_driver.bless('request PiP window');
const pipWindow = await documentPictureInPicture.requestWindow();
assert_equals(pipWindow.document.compatMode, "BackCompat", "The picture-in-picture document should be on quirks mode");
});
</script>
</body>