third_party/WebKit/LayoutTests/http/tests/media/media-source/mediasource-detach.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         <link rel='stylesheet' href='/w3c/resources/testharness.css'>
   8     </head>
   9     <body>
  10         <div id="log"></div>
  11         <script>
  12           function mediasource_detach_test(testFunction, description)
  13           {
  14               mediasource_test(function(test, mediaElement, mediaSource)
  15               {
  16                   var segmentInfo = MediaSourceUtil.SEGMENT_INFO;
  17                   var sourceBuffer = mediaSource.addSourceBuffer(segmentInfo.type);
  18
  19                   assert_equals(mediaElement.readyState, HTMLMediaElement.HAVE_NOTHING);
  20                   assert_equals(mediaSource.readyState, 'open');
  21
  22                   mediaSource.addEventListener('sourceclose', test.step_func(function (event)
  23                   {
  24                       assert_equals(mediaSource.sourceBuffers.length, 0, 'sourceBuffers is empty');
  25                       assert_equals(mediaSource.activeSourceBuffers.length, 0, 'activeSourceBuffers is empty');
  26                       assert_equals(mediaSource.readyState, 'closed', 'readyState is "closed"');
  27                       assert_true(Number.isNaN(mediaSource.duration), 'duration is NaN');
  28                       test.done();
  29                   }));
  30
  31                   MediaSourceUtil.loadBinaryData(test, segmentInfo.url, function(mediaData)
  32                   {
  33                       testFunction(test, mediaElement, mediaSource, sourceBuffer, mediaData);
  34                   });
  35               }, description);
  36           }
  37
  38           mediasource_detach_test(function(test, mediaElement, mediaSource, sourceBuffer, mediaData)
  39           {
  40               mediaElement.load();
  41           }, 'Test media.load() before appending data will trigger MediaSource detaching from a media element.');
  42
  43           mediasource_detach_test(function(test, mediaElement, mediaSource, sourceBuffer, mediaData)
  44           {
  45               sourceBuffer.addEventListener('updateend', test.step_func(function (event)
  46               {
  47                   // FIXME: MediaElement.readyState could be HAVE_NOTHING when running multiple times.
  48                   // assert_greater_than(mediaElement.readyState, HTMLMediaElement.HAVE_NOTHING, 'media readyState is greater than "HAVE_NOTHING"')
  49                   assert_false(sourceBuffer.updating, 'updating attribute is false');
  50                   mediaElement.load();
  51               }));
  52
  53               sourceBuffer.appendBuffer(mediaData);
  54           }, 'Test media.load() after appending data will trigger MediaSource detaching from a media element.');
  55         </script>
  56     </body>
  57 </html>