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<!DOCTYPE html>
<html>
<head>
<title> postMessage(): MessageEvent properties </title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<div id=log></div>
<script>
var TargetPort = null;
var description = "The postMessage() method - Create an event that uses the MessageEvent interface, "
+ "with the name message, which does not bubble and is not cancelable.";
var t = async_test("Test Description: " + description);
var channel = new MessageChannel();
TargetPort = channel.port2;
TargetPort.start();
TargetPort.addEventListener("message", t.step_func(TestMessageEvent), true);
channel.port1.postMessage("ping");
function TestMessageEvent(evt)
{
ExpectedResult = [true, "message", false, false];
ActualResult = [(evt instanceof MessageEvent), evt.type, evt.bubbles, evt.cancelable];
assert_array_equals(ActualResult, ExpectedResult);
t.done();
}
</script>
</body>
</html>
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