LayoutTests/fast/dom/Window/window-postmessage-arrays.html - WebKit - Git at Google

 <html>
 <head/>
 <body>
 <div id="description"/>
 <div id="console"/>
 <script>
 if (window.testRunner) {
     testRunner.dumpAsText();
     testRunner.waitUntilDone();
 }

 var console = document.getElementById("console");
 var maxCount = 30;

 function recieveMessage(evt) {
     try {
       var data = evt.data;
       if (data.i == 0) {
           console.innerHTML += "Done."
           if (window.testRunner)
               testRunner.notifyDone();
       }
       else {
           if (data.i < maxCount) {
               var success = true;
               for (var j = data.i; j < maxCount; j++) {
                   success = success && data.a[j] == j;
                   if (data.a[j] != j) {
                       console.innerHTML += "Failure: data.i = " + data.i + " j = " + j + " data.a[j] = " + data.a[j] + "<br>";
                       break;
                   }
               }
               if (data.a.foobar != "FooBar")
                   success = false;
               if (data.a.length != maxCount) {
                   success = false;
                   console.innerHTML += "FAIL: i = " + data.i + " length = " + data.a.length;
               }
               if (success)
                   console.innerHTML += "PASS: i = " + data.i + "<br>";
               else
                   console.innerHTML += "FAIL: i = " + data.i + " array: " + JSON.stringify(data.a) + "<br>";
           }
           var a = [];
           for (var j = data.i - 1; j < maxCount; j++) {
               a[j] = j;
           };
           a.foobar = "FooBar";
           window.postMessage({i:data.i - 1, a:a}, '*');
       }
     } catch (e) {
         console.innerHTML += "Exception " + e + "<br>";
         if (window.testRunner)
             testRunner.notifyDone();
     }
 }
 window.addEventListener('message', recieveMessage, false);

 window.postMessage({i:maxCount}, '*');
 </script>
 </body>
 </html>
	<html>
	<head/>
	<body>
	<div id="description"/>
	<div id="console"/>
	<script>
	if (window.testRunner) {
	testRunner.dumpAsText();
	testRunner.waitUntilDone();
	}

	var console = document.getElementById("console");
	var maxCount = 30;

	function recieveMessage(evt) {
	try {
	var data = evt.data;
	if (data.i == 0) {
	console.innerHTML += "Done."
	if (window.testRunner)
	testRunner.notifyDone();
	}
	else {
	if (data.i < maxCount) {
	var success = true;
	for (var j = data.i; j < maxCount; j++) {
	success = success && data.a[j] == j;
	if (data.a[j] != j) {
	console.innerHTML += "Failure: data.i = " + data.i + " j = " + j + " data.a[j] = " + data.a[j] + "<br>";
	break;
	}
	}
	if (data.a.foobar != "FooBar")
	success = false;
	if (data.a.length != maxCount) {
	success = false;
	console.innerHTML += "FAIL: i = " + data.i + " length = " + data.a.length;
	}
	if (success)
	console.innerHTML += "PASS: i = " + data.i + "<br>";
	else
	console.innerHTML += "FAIL: i = " + data.i + " array: " + JSON.stringify(data.a) + "<br>";
	}
	var a = [];
	for (var j = data.i - 1; j < maxCount; j++) {
	a[j] = j;
	};
	a.foobar = "FooBar";
	window.postMessage({i:data.i - 1, a:a}, '*');
	}
	} catch (e) {
	console.innerHTML += "Exception " + e + "<br>";
	if (window.testRunner)
	testRunner.notifyDone();
	}
	}
	window.addEventListener('message', recieveMessage, false);

	window.postMessage({i:maxCount}, '*');
	</script>
	</body>
	</html>