third_party/WebKit/LayoutTests/http/tests/media/media-source/mediasource-removesourcebuffer.html

   1 <!DOCTYPE html>
   2 <html>
   3     <head>
   4         <script src="/w3c/resources/testharness.js"></script>
   5         <script src="/w3c/resources/testharnessreport.js"></script>
   6         <script src="mediasource-util.js"></script>
   7
   8         <link rel='stylesheet' href='/w3c/resources/testharness.css'>
   9     </head>
  10     <body>
  11         <div id="log"></div>
  12         <script>
  13           mediasource_test(function(test, mediaElement, mediaSource)
  14           {
  15               var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_VIDEO_TYPE);
  16               assert_true(sourceBuffer != null, "New SourceBuffer returned");
  17
  18               mediaSource.removeSourceBuffer(sourceBuffer);
  19
  20               var sourceBuffer2 = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_VIDEO_TYPE);
  21               assert_true(sourceBuffer2 != null, "New SourceBuffer returned");
  22               assert_true(sourceBuffer != sourceBuffer2, "SourceBuffers are different instances.");
  23               assert_equals(mediaSource.sourceBuffers.length, 1, "sourceBuffers.length == 1");
  24
  25               test.done();
  26           }, "Test addSourceBuffer(), removeSourceBuffer(), addSourceBuffer() sequence.");
  27
  28           mediasource_test(function(test, mediaElement, mediaSource)
  29           {
  30               assert_throws(new TypeError(),
  31                           function() { mediaSource.removeSourceBuffer(null); },
  32                           "removeSourceBuffer() threw an exception when passed null.");
  33               test.done();
  34           }, "Test removeSourceBuffer() with null");
  35
  36           mediasource_test(function(test, mediaElement, mediaSource)
  37           {
  38               var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_VIDEO_TYPE);
  39               assert_true(sourceBuffer != null, "New SourceBuffer returned");
  40
  41               mediaSource.removeSourceBuffer(sourceBuffer);
  42
  43               assert_throws("NotFoundError",
  44                   function() { mediaSource.removeSourceBuffer(sourceBuffer); },
  45                   "removeSourceBuffer() threw an exception when a SourceBuffer that was already removed.");
  46
  47               test.done();
  48           }, "Test calling removeSourceBuffer() twice with the same object.");
  49
  50           mediasource_test(function(test, mediaElement, mediaSource)
  51           {
  52               var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_VIDEO_TYPE);
  53               assert_true(sourceBuffer != null, "New SourceBuffer returned");
  54
  55               mediaSource.endOfStream();
  56               assert_true(mediaSource.readyState == 'ended', "MediaSource in ended state");
  57               mediaSource.removeSourceBuffer(sourceBuffer);
  58
  59               assert_true(mediaSource.sourceBuffers.length == 0, "MediaSource.sourceBuffers is empty");
  60               assert_true(mediaSource.activeSourceBuffers.length == 0, "MediaSource.activesourceBuffers is empty");
  61
  62               test.done();
  63           }, "Test calling removeSourceBuffer() in ended state.");
  64
  65           mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
  66           {
  67               var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
  68
  69               test.expectEvent(sourceBuffer, 'updateend', 'initSegment append ended.');
  70               test.expectEvent(mediaElement, 'loadedmetadata', 'loadedmetadata done.');
  71               sourceBuffer.appendBuffer(initSegment);
  72
  73               test.waitForExpectedEvents(function()
  74               {
  75                   assert_true(mediaSource.sourceBuffers.length == 1, "MediaSource.sourceBuffers is not empty");
  76                   assert_true(mediaSource.activeSourceBuffers.length == 1, "MediaSource.activesourceBuffers is not empty");
  77                   assert_equals(mediaElement.readyState, mediaElement.HAVE_METADATA);
  78                   assert_equals(mediaSource.duration, segmentInfo.durationInInitSegment);
  79                   test.expectEvent(mediaSource.activeSourceBuffers, 'removesourcebuffer', 'SourceBuffer removed from activeSourceBuffers.');
  80                   test.expectEvent(mediaSource.sourceBuffers, 'removesourcebuffer', 'SourceBuffer removed.');
  81                   mediaSource.removeSourceBuffer(sourceBuffer);
  82               });
  83
  84               test.waitForExpectedEvents(function()
  85               {
  86                   assert_true(mediaSource.sourceBuffers.length == 0, "MediaSource.sourceBuffers is empty");
  87                   assert_true(mediaSource.activeSourceBuffers.length == 0, "MediaSource.activesourceBuffers is empty");
  88                   test.done();
  89               });
  90           }, 'Test removesourcebuffer event on activeSourceBuffers.');
  91         </script>
  92     </body>
  93 </html>