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<!DOCTYPE html>
<title>Prerendering cannot invoke
HTMLVideoElement.requestPictureInPicture</title>
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/utils.js"></script>
<script src="/speculation-rules/prerender/resources/utils.js"></script>
<body>
<script>
setup(() => assertSpeculationRulesIsSupported());
promise_test(async t => {
const uid = token();
const bc = new PrerenderChannel('prerender-channel', uid);
t.add_cleanup(_ => bc.close());
const gotMessage = new Promise(resolve => {
bc.addEventListener('message', e => {
resolve(e.data);
}, {
once: true
});
});
// Start prerendering a page that attempts to invoke
// HTMLVideoElement.requestPictureInPicture. This API needs
// transient activation. So it's expected to fail.
startPrerendering(`resources/request-picture-in-picture.html?uid=${uid}`);
const result = await gotMessage;
assert_equals(result, 'Metadata for the video element are not loaded yet');
}, 'prerendering page cannot invoke' +
'HTMLVideoElement.requestPictureInPicture');
</script>
</body>
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