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Test Info: Warnings

<!DOCTYPE html>
<title>Test that document pip is not allowed in iframes.</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>
<iframe></iframe>
</body>
<script>
promise_test(t => {
const frame = document.querySelector('iframe');
const frameDOMException = frame.contentWindow.DOMException;
return test_driver.bless('request PiP window from iframe', frame.contentWindow).then(t.step_func(_ => {
return promise_rejects_dom(t, 'NotAllowedError', frameDOMException,
frame.contentWindow.documentPictureInPicture.requestWindow());
}));
});
</script>