third_party/WebKit/LayoutTests/http/tests/media/media-source/mediasource-sourcebufferlist.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           function verifySourceBufferLists(mediaSource, expected)
  14           {
  15               assert_equals(mediaSource.sourceBuffers.length, expected.length, "sourceBuffers length");
  16               assert_equals(mediaSource.activeSourceBuffers.length, 0, "activeSourceBuffers length");
  17               for (var i = 0; i < expected.length; ++i)
  18                 assert_equals(mediaSource.sourceBuffers[i], expected[i], "Verifying mediaSource.sourceBuffers[" + i + "]");
  19           }
  20
  21           mediasource_test(function(test, mediaElement, mediaSource)
  22           {
  23               test.expectEvent(mediaSource.sourceBuffers, "addsourcebuffer", "sourceBuffers");
  24               var sourceBufferA = mediaSource.addSourceBuffer(MediaSourceUtil.VIDEO_ONLY_TYPE);
  25               var sourceBufferB = null;
  26
  27               test.waitForExpectedEvents(function()
  28               {
  29                   test.expectEvent(mediaSource.sourceBuffers, "addsourcebuffer", "sourceBuffers");
  30                   sourceBufferB = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_ONLY_TYPE);
  31
  32                   verifySourceBufferLists(mediaSource, [sourceBufferA, sourceBufferB]);
  33               });
  34
  35               test.waitForExpectedEvents(function()
  36               {
  37                   test.expectEvent(mediaSource.sourceBuffers, "removesourcebuffer", "sourceBuffers");
  38                   mediaSource.removeSourceBuffer(sourceBufferA);
  39
  40                   verifySourceBufferLists(mediaSource, [sourceBufferB]);
  41
  42                   test.expectEvent(mediaSource.sourceBuffers, "addsourcebuffer", "sourceBuffers");
  43                   sourceBufferA = mediaSource.addSourceBuffer(MediaSourceUtil.VIDEO_ONLY_TYPE);
  44
  45                   verifySourceBufferLists(mediaSource, [sourceBufferB, sourceBufferA]);
  46               });
  47
  48               test.waitForExpectedEvents(function()
  49               {
  50                   test.done();
  51               });
  52           }, "Test SourceBufferList event dispatching.");
  53
  54           mediasource_test(function(test, mediaElement, mediaSource)
  55           {
  56               test.expectEvent(mediaSource.sourceBuffers, "addsourcebuffer", "sourceBuffers");
  57               test.expectEvent(mediaSource.sourceBuffers, "addsourcebuffer", "sourceBuffers");
  58               var sourceBufferA = mediaSource.addSourceBuffer(MediaSourceUtil.VIDEO_ONLY_TYPE);
  59               var sourceBufferB = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_ONLY_TYPE);
  60
  61               verifySourceBufferLists(mediaSource, [sourceBufferA, sourceBufferB]);
  62
  63               test.waitForExpectedEvents(function()
  64               {
  65                   verifySourceBufferLists(mediaSource, [sourceBufferA, sourceBufferB]);
  66
  67                   // Force the media element to close the MediaSource object.
  68                   test.expectEvent(mediaSource.sourceBuffers, "removesourcebuffer", "sourceBuffers");
  69                   test.expectEvent(mediaSource, "sourceclose", "mediaSource closing");
  70                   test.expectEvent(mediaElement, "error", "mediaElement error loading");
  71                   mediaElement.src = "";
  72               });
  73
  74               test.waitForExpectedEvents(function()
  75               {
  76                   assert_equals(mediaElement.error.code, MediaError.MEDIA_ERR_SRC_NOT_SUPPORTED, "Expected error code");
  77                   assert_equals(mediaSource.readyState, "closed", "mediaSource is closed.");
  78
  79                   verifySourceBufferLists(mediaSource, []);
  80                   test.done();
  81               });
  82           }, "Test that only 1 removesourcebuffer event fires on sourceBuffers when the MediaSource closes.");
  83
  84           mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
  85           {
  86               // FIXME: Test two activeSourceBuffers, either demuxed or once multitrack is supported.
  87               var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
  88
  89               test.expectEvent(sourceBuffer, "updateend", "initSegment append ended.");
  90               test.expectEvent(mediaElement, "loadedmetadata", "loadedmetadata done.");
  91               sourceBuffer.appendBuffer(initSegment);
  92
  93               test.waitForExpectedEvents(function()
  94               {
  95                   assert_equals(mediaSource.sourceBuffers.length, 1, "mediaSource sourceBuffers");
  96                   assert_equals(mediaSource.activeSourceBuffers.length, 1, "mediaSource activeSourceBuffers");
  97
  98                   // Force the media element to close the MediaSource object.
  99                   test.expectEvent(mediaSource.sourceBuffers, "removesourcebuffer", "sourcebuffers");
 100                   test.expectEvent(mediaSource.activeSourceBuffers, "removesourcebuffer", "activesourcebuffers");
 101                   test.expectEvent(mediaSource, "sourceclose", "mediaSource closing");
 102                   test.expectEvent(mediaElement, "error", "mediaElement error loading");
 103                   mediaElement.src = "";
 104               });
 105
 106               test.waitForExpectedEvents(function()
 107               {
 108                   assert_equals(mediaElement.error.code, MediaError.MEDIA_ERR_SRC_NOT_SUPPORTED, "Expected error code");
 109                   assert_equals(mediaSource.readyState, "closed", "mediaSource is closed.");
 110                   assert_equals(mediaSource.sourceBuffers.length, 0, "mediaSource sourceBuffers");
 111                   assert_equals(mediaSource.activeSourceBuffers.length, 0, "mediaSource activeSourceBuffers");
 112                   test.done();
 113               });
 114           }, "Test removesourcebuffer event firing on sourceBuffers and activeSourceBuffers when MediaSource closes.", { allow_media_element_error: true } );
 115
 116           mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
 117           {
 118               // Basic checks
 119               assert_equals(mediaSource.sourceBuffers.length, 1, "mediaSource sourceBuffers length");
 120               assert_equals(mediaSource.sourceBuffers[0], sourceBuffer, "matching sourceBuffer");
 121               assert_not_equals(undefined, null, "null is different from undefined");
 122
 123               // SourceBufferList's indexed property getter is anonymous. At least ensure no 'item' is defined.
 124               assert_equals(mediaSource.sourceBuffers.item, undefined, "'item' is undefined for MediaSource.sourceBuffers");
 125
 126               // Out-of-range indices should result in undefined.
 127               assert_equals(mediaSource.sourceBuffers[1], undefined, "undefined result for out-of-range (+1 index)");
 128               assert_equals(mediaSource.sourceBuffers[2], undefined, "undefined result for out-of-range (+2 index)");
 129               assert_equals(mediaSource.sourceBuffers[undefined], undefined, "undefined result for out-of-range (undefined index)")
 130               assert_equals(mediaSource.sourceBuffers[null], undefined, "undefined result for out-of-range (null index)");
 131               assert_equals(mediaSource.sourceBuffers[""], undefined, "undefined result for out-of-range (empty string index)");
 132               assert_equals(mediaSource.sourceBuffers["invalid index"], undefined, "undefined result for out-of-range (string index)");
 133
 134               test.done();
 135           }, "Test out-of-range SourceBufferList indexed property getter behavior");
 136         </script>
 137     </body>
 138 </html>