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<p>Test that a leak is not created by assigning a MessagePort to a property of its own listener.</p>
<p>Only works with run-webkit-tests --leaks.</p>
<pre id=log></pre>
<script>
function gc()
{
    if (window.GCController)
        return GCController.collect();

    for (var i = 0; i < 10000; i++) { // > force garbage collection (FF requires about 9K allocations before a collect)
        var s = new String("abc");
    }
}

if (window.testRunner)
    testRunner.dumpAsText();

var channel = new MessageChannel;

channel.port1.onclose = function() {}

channel.port1.onclose.foo = channel;
channel.port1.onclose.bar = channel.port1;
channel.port1.onclose.baz = channel.port2;

channel = null;
gc();
</script>
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