dom/media/test/test_reset_src.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=804875
   5 -->
   6
   7 <head>
   8   <title>Test for bug 804875</title>
   9   <script src="/tests/SimpleTest/SimpleTest.js"></script>
  10   <script type="text/javascript" src="manifest.js"></script>
  11   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
  12 </head>
  13 <body>
  14 <a target="_blank"
  15 href="https://bugzilla.mozilla.org/show_bug.cgi?id=804875">Mozilla Bug 804875</a>
  16
  17 <canvas></canvas>
  18
  19 <pre id="test">
  20 <script class="testbody" type="text/javascript">
  21
  22 var manager = new MediaTestManager;
  23
  24 function finish(v) {
  25   removeNodeAndSource(v);
  26   manager.finished(v.token);
  27 }
  28
  29 function onLoadedData_Audio(e) {
  30   var t = e.target;
  31   is(t.videoHeight, 0, t.name + ": videoHeight should be zero when there is no video.");
  32   is(t.videoWidth, 0, t.name + ": videoWidth should be zero when there is no video.");
  33   is(t.mozPaintedFrames, 0, t.name + ": mozPaintedFrames should be zero when there is no video.");
  34   is(t.mozFrameDelay, 0, t.name + ": mozFrameDelay should be zero when there is no video.");
  35   var c = document.getElementsByTagName("canvas")[0].getContext("2d");
  36   var threw = false;
  37   try {
  38     c.drawImage(t, 0, 0, t.videoHeight, t.videoWidth);
  39   } catch (ex) {
  40     threw = true;
  41   }
  42   ok(!threw, t.name + ": Even though we don't succeed to draw a video frame on the canvas, we shouldn't throw.");
  43   finish(t);
  44 }
  45
  46 function onTimeUpdate_Video(e) {
  47   var t = e.target;
  48   if (t.currentTime < t.duration / 4) {
  49     return;
  50   }
  51   t.removeEventListener("timeupdate", onTimeUpdate_Video);
  52   // There's no guarantee that a video frame composite notification reaches
  53   // us before timeupdate fires.
  54   ok(t.mozPaintedFrames >= 0, t.name + ": mozPaintedFrames should be positive or zero, is " + t.mozPaintedFrames + ".");
  55   ok(t.mozFrameDelay >= 0, t.name + ": mozFrameDelay should be positive or zero, is " + t.mozFrameDelay + ".");
  56
  57   if (t._firstTime) {
  58     // eslint-disable-next-line no-self-assign
  59     t.src = t.src;
  60     t._firstTime = false;
  61   } else {
  62     var source = getPlayableAudio(gPlayTests);
  63     if (!source) {
  64       todo("No audio file available.")
  65       finish(t);
  66     } else {
  67       t.removeEventListener("loadeddata", onLoadedData_Video);
  68       t.addEventListener("loadeddata", onLoadedData_Audio);
  69       t.src = source.name;
  70     }
  71   }
  72 }
  73
  74 function onLoadedData_Video(e) {
  75   var t = e.target;
  76   isnot(t.videoHeight, 0, t.name + ": We should have a videoHeight.");
  77   isnot(t.videoWidth, 0, t.name + ": We should have a videoWidth.");
  78   t.addEventListener("timeupdate", onTimeUpdate_Video);
  79   t.play();
  80 }
  81
  82 function startTest(test, token) {
  83   var v = document.createElement('video');
  84   document.body.appendChild(v);
  85   v._firstTime = true;
  86   v.addEventListener("loadeddata", onLoadedData_Video);
  87   v.src = test.name;
  88   v.token = token;
  89   v.name = test.name;
  90   v.play();
  91   manager.started(token);
  92 }
  93
  94 manager.runTests(getPlayableVideos(gSmallTests.concat(gSeekTests)), startTest);
  95 </script>
  96 </pre>
  97 </body>
  98 </html>