File: MessageEvent_properties.htm

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<!DOCTYPE html>
<html>
<head>
<title> MessageEvent interface and properties </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="do_test()" src="./support/ChildWindowPostMessage.htm"></iframe>
</div>

<script>
async_test(function() {
    window.do_test = this.step_func(function() {
        document.querySelector("iframe").contentWindow.postMessage("foo", "*");
    })

    window.addEventListener("message", this.step_func_done(function(e) {
        e.preventDefault();
        assert_true(e instanceof MessageEvent, "Should be MessageEvent");
        assert_equals(e.type, "message");
        assert_false(e.bubbles, "bubbles");
        assert_false(e.cancelable, "cancelable");
        assert_false(e.defaultPrevented, "defaultPrevented");
    }), false);
});
</script>
</body>
</html>