third_party/WebKit/LayoutTests/http/tests/media/media-source/mediasource-appendstream-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           function createMediaXHR(test, onFinished) {
  13               var mediaURL = "/media/resources/media-source/webm/test-a-5min-44100Hz-1ch.webm";
  14               var xhr = new XMLHttpRequest();
  15               xhr.open('GET', mediaURL, true);
  16               xhr.responseType = 'legacystream';
  17               test.failOnEvent(xhr, 'error');
  18               xhr.onreadystatechange = function() {
  19                   if (xhr.readyState == 4 && xhr.status == 200) {
  20                       onFinished();
  21                   }
  22               };
  23               return xhr;
  24           }
  25
  26           mediasource_test(function(test, mediaElement, mediaSource)
  27           {
  28               var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_ONLY_TYPE);
  29               sourceBuffer.mode = 'sequence';
  30
  31               function onUpdateEnd() {
  32                   var xhr = createMediaXHR(test, function()
  33                   {
  34                       // We are appending data repeatedly in sequence mode, there should be no gaps.
  35                       assert_false(sourceBuffer.buffered.length > 1, "unexpected gap in buffered ranges.");
  36                       try {
  37                           sourceBuffer.appendStream(xhr.response, 551 * 1024);
  38                       } catch(ex) {
  39                           assert_equals(ex.name, 'QuotaExceededError');
  40                           test.done();
  41                       }
  42                       test.expectEvent(sourceBuffer, "updateend", "Append ended.");
  43                       test.waitForExpectedEvents(onUpdateEnd);
  44                   });
  45                   xhr.send();
  46               }
  47               // Start appending data
  48               onUpdateEnd();
  49           }, 'Calling appendStream repeatedly (with size parameter) should fill up the buffer and throw a QuotaExceededError when buffer is full.');
  50
  51           mediasource_test(function(test, mediaElement, mediaSource)
  52           {
  53               var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_ONLY_TYPE);
  54               sourceBuffer.mode = 'sequence';
  55
  56               sourceBuffer.addEventListener('error',  function() {
  57                   // Ok, we got error message as expected. This error notifies us that the async
  58                   // appendStream has failed due to buffer being full.
  59                   test.done();
  60               });
  61
  62               function onUpdateEnd() {
  63                   var xhr = createMediaXHR(test, function()
  64                   {
  65                       // We are appending data repeatedly in sequence mode, there should be no gaps.
  66                       assert_false(sourceBuffer.buffered.length > 1, "unexpected gap in buffered ranges.");
  67                       sourceBuffer.appendStream(xhr.response);
  68                       test.expectEvent(sourceBuffer, "updateend", "Append ended.");
  69                       test.waitForExpectedEvents(onUpdateEnd);
  70                   });
  71                   xhr.send();
  72               }
  73               // Start appending data
  74               onUpdateEnd();
  75           }, 'Calling appendStream repeatedly (without size parameter) should fill up the buffer and send an error event when buffer is full.');
  76         </script>
  77     </body>
  78 </html>