test_WebMTagsBeforeCluster.html

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<!DOCTYPE HTML>

<html>

<head>

  <title>MSE: WebM tags element before cluster element</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" />

</head>

<body>

<pre id="test">

<script class="testbody" type="text/javascript">

SimpleTest.waitForExplicitFinish();

addMSEPrefs(["media.mediasource.webm.enabled", true]);

runWithMSE(async (ms, v) => {

  await once(ms, "sourceopen");

  const sb = ms.addSourceBuffer("video/webm");

  const arrayBuffer = await fetchWithXHR("tags_before_cluster.webm");

  info("- append buffer -");

  sb.appendBuffer(new Uint8Array(arrayBuffer));

  info("- wait for metadata -");

  await once(v, "loadedmetadata");

  info("- wait for updateend -");

  await once(sb, "updateend");

  info("- call end of stream -");

  ms.endOfStream();

  await once(ms, "sourceended");

  info("- check buffered range -");

  is(sb.buffered.length, 1, "buffered range is not empty.");

  info("- video is playing -");

  v.play();

  await once(v, "timeupdate");

  SimpleTest.finish();

});

</script>

</pre>

</body>

</html>