https://github.com/web-platform-tests/wpt
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Tip revision: 4d07d43a20637109042a6384009306dcd3301bd5 authored by Kris Maglione on 11 April 2018, 08:57:58 UTC
Don't reparse stylesheets when assigning empty string to empty element.
Tip revision: 4d07d43
picture-in-picture-element.html
<!DOCTYPE html>
<title>Test Picture-in-Picture element</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>
<script src="resources/picture-in-picture-helpers.js"></script>
<body></body>
<script>
promise_test(t => {
  assert_equals(document.pictureInPictureElement, null);
  const video = document.createElement('video');

  return requestPictureInPictureWithTrustedClick(video)
  .then(() => {
    assert_equals(document.pictureInPictureElement, video);
    return document.exitPictureInPicture();
  })
  .then(() => {
    assert_equals(document.pictureInPictureElement, null);
  })
});
</script>
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