Quelle test_preload_suspend.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/dom/media/test/test_preload_suspend.html

<!DOCTYPE HTML>
<html>
<head>
  <title>Test for Bug 479863</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  <script type="text/javascript" src="manifest.js"></script>
</head>
<body>
<pre id="test">
<script class="testbody" type="text/javascript">
var manager = new MediaTestManager;

function checkSuspendCount(evt) {
  var v = evt.target;
  ++v.suspendCount;
  is(v.networkState, v.NETWORK_IDLE, v.name + " got suspended, count=" + v.suspendCount);
  if (v.suspendCount == v.expectedSuspendCount) {
    removeNodeAndSource(v);
    manager.finished(v.name);
  }
  if (v.suspendCount > v.expectedSuspendCount) {
    ok(false, v.name + " got too many suspend events");
  }
}

var tests = [
  {
    name: 'v1',
    preload: 'none',
    expectedSuspendCount: 2,
    onsuspend(evt) {
      checkSuspendCount(evt);
      if (evt.target.suspendCount == 1) {
        evt.target.preload = 'auto';
      }
    }
  },
  {
    name: 'v2',
    preload: 'auto',
    expectedSuspendCount: 1,
    onsuspend: checkSuspendCount
  },
  {
    name: 'v3',
    preload: 'none',
    autoplay: true,
    expectedSuspendCount: 1,
    onsuspend: checkSuspendCount
  },
  {
    name: 'v4',
    preload: 'none',
    expectedSuspendCount: 2,
    onsuspend(evt) {
      checkSuspendCount(evt);
      if (evt.target.suspendCount == 1) {
        evt.target.play();
      }
    }
  },
  // disable v5 since media element doesn't support 'load' event anymore.
  /*{
    name: 'v5',
    preload: 'none',
    expectedSuspendCount: 2,
    onsuspend: function(evt) {
      checkSuspendCount(evt);
      if (evt.target.suspendCount == 1) {
        evt.target.currentTime = 0.1;
      }
    }
  },*/
  {
    name: 'v6',
    preload: 'none',
    expectedSuspendCount: 2,
    onsuspend(evt) {
      checkSuspendCount(evt);
      if (evt.target.suspendCount == 1) {
        evt.target.autoplay = true;
      }
    }
  }
];

function startTest(test) {
  var v = document.createElement("video");
  v.name = test.name;
  var key = Math.random();
  v.src = "vp9.webm?key=" + key + "&id=" + v.name;
  v.preload = test.preload;
  v.suspendCount = 0;
  v.expectedSuspendCount = test.expectedSuspendCount;
  if (test.autoplay) {
    v.autoplay = true;
  }
  v.onsuspend = test.onsuspend;
  document.body.appendChild(v);
  manager.started(v.name);
}

SimpleTest.waitForExplicitFinish();
SpecialPowers.pushPrefEnv({"set": [["media.cache_size", 40000]]}, function() {
  manager.runTests(tests, startTest);
});

</script>
</pre>
</body>
</html>

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