LayoutTests/plugins/layout-in-beforeload-listener-affects-plugin-loading.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
     <script>
         if (window.testRunner) {
             testRunner.dumpAsText();
             testRunner.waitUntilDone();
         }

         window._beforeloadReceivedForEmbed = false;

         document.addEventListener("beforeload", function(event) {
             if (document.getElementsByTagName("object")[0] == event.target) {
                 // trigger a layout
                 event.target.offsetWidth;
                 return;
             }

             _beforeloadReceivedForEmbed = document.getElementsByTagName("embed")[0] == event.target;
         }, true);

         function test() {
             // The <embed> should load as a post-layout task that executes in
             // the current run loop iteration. Queue a task to check if the
             // <embed>'s beforeload event fired.
             window.setTimeout(function() {
                 console.log(_beforeloadReceivedForEmbed ? "PASS" : "FAIL");
                 if (window.testRunner)
                     testRunner.notifyDone();
             }, 0);
         }
     </script>
 </head>
 <body onload="test();">
     <!-- Test that performing layout in a beforeload listener does not affect
          plug-in loading. See http://webkit.org/b/77167 for details. This test
          requires TestNetscapePlugIn so it must be run in DumpRenderTree. -->
     <object>
         <embed type="application/x-webkit-test-netscape">
     </object>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<script>
	if (window.testRunner) {
	testRunner.dumpAsText();
	testRunner.waitUntilDone();
	}

	window._beforeloadReceivedForEmbed = false;

	document.addEventListener("beforeload", function(event) {
	if (document.getElementsByTagName("object")[0] == event.target) {
	// trigger a layout
	event.target.offsetWidth;
	return;
	}

	_beforeloadReceivedForEmbed = document.getElementsByTagName("embed")[0] == event.target;
	}, true);

	function test() {
	// The <embed> should load as a post-layout task that executes in
	// the current run loop iteration. Queue a task to check if the
	// <embed>'s beforeload event fired.
	window.setTimeout(function() {
	console.log(_beforeloadReceivedForEmbed ? "PASS" : "FAIL");
	if (window.testRunner)
	testRunner.notifyDone();
	}, 0);
	}
	</script>
	</head>
	<body onload="test();">
	<!-- Test that performing layout in a beforeload listener does not affect
	plug-in loading. See http://webkit.org/b/77167 for details. This test
	requires TestNetscapePlugIn so it must be run in DumpRenderTree. -->
	<object>
	<embed type="application/x-webkit-test-netscape">
	</object>
	</body>
	</html>