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<meta http-equiv="content-type" content="text/html; charset=windows-1252">
  <title>MSE: |waiting| event when source data is missing</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="text/javascript" src="mediasource.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<pre id="test"><script class="testbody" type="text/javascript">

SimpleTest.waitForExplicitFinish();

runWithMSE(async (ms, el) => {
  el.controls = true;
  await once(ms, "sourceopen");
  ok(true, "Receive a sourceopen event");
  const audiosb = ms.addSourceBuffer("audio/mp4");
  const videosb = ms.addSourceBuffer("video/mp4");
  // ensure tracks end at approximately the same time to ensure ended event is
  // always fired (bug 1233639).
  audiosb.appendWindowEnd = 3.9;
  videosb.appendWindowEnd = 3.9;
  await fetchAndLoad(audiosb, "bipbop/bipbop_audio", ["init"], ".mp4");
  await fetchAndLoad(videosb, "bipbop/bipbop_video", ["init"], ".mp4");
  await fetchAndLoad(audiosb, "bipbop/bipbop_audio", range(1, 5), ".m4s");
  await fetchAndLoad(videosb, "bipbop/bipbop_video", range(1, 6), ".m4s");
  // HTMLMediaElement fires "waiting" if somebody invokes |play()| before the MDSM
  // has notified it of available data. Make sure that we get "playing" before
  // we starting waiting for "waiting".
  info("Invoking play()");
  let p = once(el, "playing");
  el.play();
  await p;
  ok(true, "Video playing. It should play for a bit, then fire 'waiting'");
  await once(el, "waiting");
  p = once(el, "ended");
  ms.endOfStream();
  await p;
  // Following bug 1524890, we now implement fully step 8 of the coded frame
  // processing algorithm
  // http://w3c.github.io/media-source/index.html#sourcebuffer-coded-frame-processing
  // As such, duration is exactly the value of videosb.appendWindowEnd
  is(el.duration, videosb.appendWindowEnd, "Video has correct duration: " + el.duration);
  is(el.currentTime, el.duration, "Video has correct currentTime.");
  SimpleTest.finish();
});

</script>
</pre>
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