LayoutTests/media/media-controller-time-constant.html

   1 <!DOCTYPE html>
   2 <html>
   3     <head>
   4         <script src=media-file.js></script>
   5         <script src=video-test.js></script>
   6
   7         <script>
   8         var controller;
   9         var video;
  10         var firstTime;
  11         var secondTime;
  12
  13         function start() {
  14             video = document.getElementById('video');
  15             run('controller = video.controller');
  16             controller.addEventListener('canplaythrough', canplaythrough, true);
  17             var src = findMediaFile('video', 'content/test');
  18             video.src = src;
  19         }
  20
  21         function canplaythrough() {
  22             consoleWrite("EVENT(canplaythrough)");
  23             controller.removeEventListener('canplaythrough', canplaythrough, true);
  24             run('video.play()');
  25             controller.addEventListener('playing', playing, true);
  26             run('controller.play()');
  27         }
  28
  29         function playing() {
  30             consoleWrite("EVENT(playing)");
  31             controller.removeEventListener('playing', playing, true);
  32             run('firstTime = controller.currentTime');
  33             run('secondTime = controller.currentTime');
  34             testExpected('firstTime - secondTime', 0);
  35             endTest();
  36         }
  37         </script>
  38     </head>
  39     <body onload="start()">
  40         <video id="video" mediaGroup="group" controls></video>
  41         <div>This tests that currentTime is kept stable during script execution.</div>
  42     </body>
  43 </html>