third_party/WebKit/LayoutTests/http/tests/media/media-source/mediasource-play-then-seek-back.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
  13             mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
  14             {
  15
  16                 mediaElement.play();
  17                 // Append all the segments
  18                 test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
  19                 test.expectEvent(mediaElement, 'playing', 'Playing triggered');
  20                 sourceBuffer.appendBuffer(mediaData);
  21
  22                 function confirmPlayThenEnd()
  23                 {
  24                     test.waitForCurrentTimeChange(mediaElement, function ()
  25                     {
  26                         assert_false(mediaElement.seeking, 'mediaElement is no longer seeking');
  27                         test.waitForCurrentTimeChange(mediaElement, function() { test.done(); });
  28                     });
  29                 }
  30
  31                 function delayedPlayHandler()
  32                 {
  33                     assert_greater_than(mediaElement.currentTime, 0.0, 'Playback has started.');
  34                     test.expectEvent(mediaElement, 'seeking', 'mediaElement');
  35                     test.expectEvent(mediaElement, 'seeked', 'mediaElement finished seek');
  36                     mediaElement.currentTime = 0.0;
  37                     assert_true(mediaElement.seeking, 'mediaElement is seeking');
  38                     assert_equals(mediaElement.currentTime, 0.0, 'Current time is 0.0');
  39
  40                     test.waitForExpectedEvents(confirmPlayThenEnd);
  41                 }
  42
  43                 test.waitForExpectedEvents(function()
  44                 {
  45                     test.waitForCurrentTimeChange(mediaElement, delayedPlayHandler);
  46                 });
  47
  48             }, 'Test playing then seeking back.');
  49         </script>
  50     </body>
  51 </html>