LayoutTests/compositing/repaint-container-assertion-when-toggling-compositing.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
 <title>This tests that we don't assert while finding the repaint container for the content that just lost compositing.</title>
 <script>
   if (window.testRunner)
     testRunner.dumpAsText();
 </script>
 </head>
 <body>
 <div style="-webkit-columns: 4;">PASS if no crash or assert in debug mode.</div>
 <script>
   var head = document.getElementsByTagName("head")[0];
   var div = document.getElementsByTagName("div")[0];
   var style = document.createElement("style");
   style.innerHTML="div {-webkit-animation-duration: 1s; -webkit-animation-timing-function: ease-in;}";
   head.appendChild(style);
   head.parentNode.removeChild(head);
   document.execCommand("SelectAll");
   div.setAttribute("style","color: red;");
 </script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<title>This tests that we don't assert while finding the repaint container for the content that just lost compositing.</title>
	<script>
	if (window.testRunner)
	testRunner.dumpAsText();
	</script>
	</head>
	<body>
	<div style="-webkit-columns: 4;">PASS if no crash or assert in debug mode.</div>
	<script>
	var head = document.getElementsByTagName("head")[0];
	var div = document.getElementsByTagName("div")[0];
	var style = document.createElement("style");
	style.innerHTML="div {-webkit-animation-duration: 1s; -webkit-animation-timing-function: ease-in;}";
	head.appendChild(style);
	head.parentNode.removeChild(head);
	document.execCommand("SelectAll");
	div.setAttribute("style","color: red;");
	</script>
	</body>
	</html>