third_party/WebKit/LayoutTests/http/tests/media/media-source/mediasource-appendbuffer-quota-exceeded.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           // Fill up a given SourceBuffer by appending data repeatedly via doAppendDataFunc until
  13           // an exception is thrown. The thrown exception is passed to onCaughtExceptionCallback.
  14           function fillUpSourceBuffer(test, sourceBuffer, doAppendDataFunc, onCaughtExceptionCallback) {
  15               // We are appending data repeatedly in sequence mode, there should be no gaps.
  16               assert_false(sourceBuffer.buffered.length > 1, "unexpected gap in buffered ranges.");
  17               try {
  18                   doAppendDataFunc();
  19               } catch(ex) {
  20                   onCaughtExceptionCallback(ex);
  21               }
  22               test.expectEvent(sourceBuffer, 'updateend', 'append ended.');
  23               test.waitForExpectedEvents(function() { fillUpSourceBuffer(test, sourceBuffer, doAppendDataFunc, onCaughtExceptionCallback); });
  24           }
  25
  26           mediasource_test(function(test, mediaElement, mediaSource)
  27           {
  28               MediaSourceUtil.fetchManifestAndData(test, 'webm/test-a-5min-44100Hz-1ch-manifest.json', function(type, mediaData)
  29               {
  30                   var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_ONLY_TYPE);
  31                   sourceBuffer.mode = 'sequence';
  32
  33                   fillUpSourceBuffer(test, sourceBuffer,
  34                       function () { // doAppendDataFunc
  35                           sourceBuffer.appendBuffer(mediaData);
  36                       },
  37                       function (ex) { // onCaughtExceptionCallback
  38                           assert_equals(ex.name, 'QuotaExceededError');
  39                           test.done();
  40                       });
  41               });
  42           }, 'Appending data repeatedly should fill up the buffer and throw a QuotaExceededError when buffer is full.');
  43         </script>
  44     </body>
  45 </html>