base-uri.https.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /document-picture-in-picture/base-uri.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>Test that a document picture-in-picture window has the base URI of the initiator</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) => {

  await test_driver.bless('request PiP window from top window');

  const pipWindow = await documentPictureInPicture.requestWindow();

  if (pipWindow.document.readyState != "complete") {

    // about:blank should load synchronous, but Gecko is still working on that...

    // The initial placeholder is in many ways not initialized, e.g. doesn't have the right base

    assert_true(true, "Waiting for pip window to load");

    await new Promise(res => pipWindow.addEventListener("load", res, { once: true }));

  assert_equals(pipWindow.document.baseURI, document.baseURI, "Base URIs match");

});

</script>

</body>