MediaRecorder-peerconnection-no-sink.https.html

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This test has a WPT meta file that expects 2 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /mediacapture-record/MediaRecorder-peerconnection-no-sink.https.html - WPT Dashboard Interop Dashboard

<!doctype html>

<html>

<meta name="timeout" content="long">

<head>

  <title>MediaRecorder peer connection</title>

  <link rel="help"

        href="https://w3c.github.io/mediacapture-record/MediaRecorder.html#dom-mediarecorder-mimeType">

  <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>

  <script src="../mediacapture-streams/permission-helper.js"></script>

  <script src="utils/peerconnection.js"></script>

</head>

<body>

  <script>

promise_setup(async () => {

  const t = {add_cleanup: add_completion_callback};

  const [, pc, stream] = await startConnection(t, true, true);

  const [audio] = stream.getAudioTracks();

  const [video] = stream.getVideoTracks();

  for (const kinds of [{ audio }, { video }, { audio, video }]) {

    const tag = `${JSON.stringify(kinds)}`;

    const stream = new MediaStream([kinds.audio, kinds.video].filter(n => n));

    promise_test(async t => {

      const recorder = new MediaRecorder(stream);

      recorder.start(200);

      let combinedSize = 0;

      // Wait for a small amount of data to appear. Kept small for mobile tests

      while (combinedSize < 2000) {

        const event = await Promise.race([

          new Promise(r => recorder.ondataavailable = r),

          new Promise(r => t.step_timeout(r, 5000))

]);

        assert_not_equals(event, undefined, 'ondataavailable should have fired');

        combinedSize += event.data.size;

      recorder.stop();

    }, `MediaRecorder records from PeerConnection without sinks, ${tag}`);

});

  </script>

</body>

</html>