LayoutTests/compositing/fixed-position-scroll-offset-history-restore.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <body style="overflow:hidden">
   <div style="height:2000px;"></div>

   <!-- Red div to indicate test failure -->
   <div style="position: absolute; top: 250px; width: 200px; height: 100px; background-color: red;"></div>

   <!-- Green fixed-position, composited div which covers the red div after we scroll -->
   <div style="position: fixed; -webkit-transform: translateZ(0); top: 50px; width: 200px; height: 100px; background-color: green;"></div>

 <script>
 if (window.testRunner) {
     testRunner.waitUntilDone();
 }

 onload = function() {
     if (window.localStorage.stage == 'two') {
         // We went foward and back again.
         // If the scroll position is restored correctly the red div won't be visible.
         delete window.localStorage.stage;
         if (window.testRunner) {
             testRunner.dumpAsText(true);
             testRunner.notifyDone();
         }
     } else {
         window.localStorage.stage = 'two';
         window.scrollTo(0, 200);
         setTimeout(function() {
             window.location.href = 'resources/fixed-position-scroll-offset-history-restore-2.html';
         }, 0);
     }
 };
 </script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<body style="overflow:hidden">
	<div style="height:2000px;"></div>

	<!-- Red div to indicate test failure -->
	<div style="position: absolute; top: 250px; width: 200px; height: 100px; background-color: red;"></div>

	<!-- Green fixed-position, composited div which covers the red div after we scroll -->
	<div style="position: fixed; -webkit-transform: translateZ(0); top: 50px; width: 200px; height: 100px; background-color: green;"></div>

	<script>
	if (window.testRunner) {
	testRunner.waitUntilDone();
	}

	onload = function() {
	if (window.localStorage.stage == 'two') {
	// We went foward and back again.
	// If the scroll position is restored correctly the red div won't be visible.
	delete window.localStorage.stage;
	if (window.testRunner) {
	testRunner.dumpAsText(true);
	testRunner.notifyDone();
	}
	} else {
	window.localStorage.stage = 'two';
	window.scrollTo(0, 200);
	setTimeout(function() {
	window.location.href = 'resources/fixed-position-scroll-offset-history-restore-2.html';
	}, 0);
	}
	};
	</script>
	</body>
	</html>