creation.html - mozsearch

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This test has a WPT meta file that expects 3 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /mediacapture-fromelement/creation.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

<head>

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

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

</head>

<body>

<script>

// Run captureStream() on <video>/<audio>s and inspect the generated Stream.

var makeAsyncTest = function(filename, numTracks) {

  async_test(function() {

    var video = document.createElement('video');

    video.src = "/media/" + filename;

    video.onerror = this.unreached_func("<video> error");

    assert_true('captureStream' in video);

    var stream = video.captureStream();

    assert_not_equals(stream, null, "error generating stream");

    stream.onaddtrack = this.step_func_done(function() {

      var tracks = stream.getTracks();

      var idx;

      for (idx = 0; idx < tracks.length; idx += 1) {

        assert_equals(tracks[idx].readyState, 'live')

      // The stream got a (number of) MediaStreamTracks added.

      assert_equals(stream.getVideoTracks().length, numTracks['vid'], 'video');

      assert_equals(stream.getAudioTracks().length, numTracks['aud'], 'audio');

});

  }), "<video>.captureStream()";

};

generate_tests(makeAsyncTest, [

  [ "video-only", "test-v-128k-320x240-24fps-8kfr.webm", {vid : 1, aud : 0} ],

  [ "audio-only", "test-a-128k-44100Hz-1ch.webm", {vid : 0, aud : 1} ],

  [ "video+audio", "test-av-384k-44100Hz-1ch-320x240-30fps-10kfr.webm", {vid : 1, aud : 1} ]

]);

</script>

</body>

</html>