src/third_party/web_platform_tests/webmessaging/postMessage_Date.sub.htm - cobalt - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
 <title> postMessage with Date object </title>
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 </head>
 <body>
 <div id=log></div>

 <div style="display:none">
     <iframe width="70%" onload="PostMessageTest()" src="{{location[scheme]}}://{{domains[www1]}}:{{location[port]}}/webmessaging/support/ChildWindowPostMessage.htm"></iframe>
 </div>

 <script>


     var description = "Test Description: Messages can contain JavaScript values (e.g., Dates).";

     var t = async_test(description);

     var DATA = new Date();
     var TYPE = "object";
     var TARGET = document.querySelector("iframe");

     function PostMessageTest()
     {
         TARGET.contentWindow.postMessage(DATA, "*");
     }

     window.onmessage = t.step_func(function(e)
     {
         assert_equals(typeof(e.data), TYPE);
         assert_equals(e.data.valueOf(), DATA.valueOf());
         assert_not_equals(e.data, DATA, "Object is cloned");
         t.done();
     });
 </script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<title> postMessage with Date object </title>
	<script src="/resources/testharness.js"></script>
	<script src="/resources/testharnessreport.js"></script>
	</head>
	<body>
	<div id=log></div>

	<div style="display:none">
	<iframe width="70%" onload="PostMessageTest()" src="{{location[scheme]}}://{{domains[www1]}}:{{location[port]}}/webmessaging/support/ChildWindowPostMessage.htm"></iframe>
	</div>

	<script>


	var description = "Test Description: Messages can contain JavaScript values (e.g., Dates).";

	var t = async_test(description);

	var DATA = new Date();
	var TYPE = "object";
	var TARGET = document.querySelector("iframe");

	function PostMessageTest()
	{
	TARGET.contentWindow.postMessage(DATA, "*");
	}

	window.onmessage = t.step_func(function(e)
	{
	assert_equals(typeof(e.data), TYPE);
	assert_equals(e.data.valueOf(), DATA.valueOf());
	assert_not_equals(e.data, DATA, "Object is cloned");
	t.done();
	});
	</script>
	</body>
	</html>