MediaRecorder-detached-context.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:
- /mediacapture-record/MediaRecorder-detached-context.html - WPT Dashboard Interop Dashboard

<!doctype html>

<html>

<head>

  <title>MediaRecorder Detached Context</title>

  <link rel="help" href="https://w3c.github.io/mediacapture-record/MediaRecorder.html#mediarecorder">

  <script src="/resources/testharness.js"></script>

  <script src="/resources/testharnessreport.js"></script>

</head>

<body>

<script>

  async_test(t => {

    const frame = document.body.appendChild(document.createElement('iframe'));

    const recorderFunc = frame.contentWindow.MediaRecorder;

    frame.remove();

    try {

      new recorderFunc(new MediaStream);

    } catch (err) {

      assert_equals(err.name, 'NotSupportedError');

      t.done();

    assert_unreached('MediaRecorder should have failed');

  }, 'MediaRecorder creation with detached context');

</script>

</body>

</html>