LayoutTests/media/video-seek-by-small-increment.html - WebKit - Git at Google

 <!DOCTYPE HTML>
 <html>
     <head>
         <script src=media-file.js></script>
         <script src=video-test.js></script>

         <script>
             var seekedEventCount = 0;
             var increment = 0;

             function seekIncrement()
             {
                 // We want to verify that seeking by an increment smaller than the test movie's time scale
                 // (the smallest unit of time in that file) succeeds. test.mp4 has a time scale of 2500,
                 // 0.0004 seconds, so start with that and decrease by half each time.
                 if (!increment)
                     increment = 0.0004;
                 else
                     increment /= 2;
                 return increment;
             }

             function seeked()
             {
                 if (++seekedEventCount == 8) {
                     consoleWrite("");
                     endTest();
                     return;
                 }
                 attemptSeek();
             }

             function attemptSeek()
             {
                 var increment = seekIncrement();
                 consoleWrite("<br>** Seeking by " + increment);
                 video.currentTime += increment;
             }

             function start()
             {
                 findMediaElement();
                 video.src = findMediaFile("video", "content/test");

                 waitForEvent('canplaythrough', attemptSeek);
                 waitForEvent('seeked', seeked);
                 waitForEvent('seeking');
                 waitForEvent('play');
                 waitForEvent('pause');
             }
         </script>
     </head>
     <body>
         <video controls></video>
         <p>Test seeking by very small increments.</p>
         <script>start()</script>
     </body>
 </html>
	<!DOCTYPE HTML>
	<html>
	<head>
	<script src=media-file.js></script>
	<script src=video-test.js></script>

	<script>
	var seekedEventCount = 0;
	var increment = 0;

	function seekIncrement()
	{
	// We want to verify that seeking by an increment smaller than the test movie's time scale
	// (the smallest unit of time in that file) succeeds. test.mp4 has a time scale of 2500,
	// 0.0004 seconds, so start with that and decrease by half each time.
	if (!increment)
	increment = 0.0004;
	else
	increment /= 2;
	return increment;
	}

	function seeked()
	{
	if (++seekedEventCount == 8) {
	consoleWrite("");
	endTest();
	return;
	}
	attemptSeek();
	}

	function attemptSeek()
	{
	var increment = seekIncrement();
	consoleWrite("<br>** Seeking by " + increment);
	video.currentTime += increment;
	}

	function start()
	{
	findMediaElement();
	video.src = findMediaFile("video", "content/test");

	waitForEvent('canplaythrough', attemptSeek);
	waitForEvent('seeked', seeked);
	waitForEvent('seeking');
	waitForEvent('play');
	waitForEvent('pause');
	}
	</script>
	</head>
	<body>
	<video controls></video>
	<p>Test seeking by very small increments.</p>
	<script>start()</script>
	</body>
	</html>