usermedia-iframe.tentative.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:
- /html/semantics/permission-element/usermedia/usermedia-iframe.tentative.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>HTMLUserMediaElement Test: iframe integration</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) => {

  const iframe = document.createElement('iframe');

  // Iframe without allow="camera" or "microphone"

  iframe.srcdoc = `

    <!DOCTYPE html>

    <usermedia id="um"></usermedia>

    <script>

      const um = document.getElementById('um');

      um.setConstraints({video: true, audio: true});

      let onstream_fired = false;

      um.onstream = () => { onstream_fired = true; };

      window.addEventListener('message', async (e) => {

        if (e.data === 'check_result') {

          window.parent.postMessage({

            error: um.error ? um.error.name : null,

            stream: um.stream ? true : false,

            onstream_fired

          }, '*');

});

    <\/script>

`;

  document.body.appendChild(iframe);

  await new Promise(resolve => {

    iframe.onload = resolve;

});

  // Grant permission in the main frame, but it shouldn't matter because the iframe doesn't have the permissions policy delegated.

  await test_driver.set_permission({name: 'camera'}, 'granted');

  await test_driver.set_permission({name: 'microphone'}, 'granted');

  const um = iframe.contentDocument.getElementById('um');

  // Wait until the element is clickable.

  await new Promise(resolve => t.step_timeout(resolve, 600));

  await test_driver.click(um);

  const responsePromise = new Promise(resolve => {

    window.addEventListener('message', e => {

      resolve(e.data);

    }, {once: true});

});

  // Ask the iframe to send the result

  iframe.contentWindow.postMessage('check_result', '*');

  const result = await responsePromise;

  assert_equals(result.stream, false, "Stream should not be created in iframe without permissions policy delegation");

  assert_equals(result.onstream_fired, false, "onstream event should not be fired");

}, "A usermedia element in an iframe without permissions policy delegation should be blocked");

</script>

</body>