53 lines
1.1 KiB
HTML
53 lines
1.1 KiB
HTML
<body>
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<p>Test that destroying a document doesn't cause a crash when executing MessageChannel constructor saved from its Window object.</p>
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<pre id=log></pre>
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<script>
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function gc()
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{
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if (window.GCController)
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return GCController.collect();
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for (var i = 0; i < 10000; i++) { // > force garbage collection (FF requires about 9K allocations before a collect)
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var s = new String("abc");
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}
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}
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function log(message)
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{
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document.getElementById("log").innerHTML += message + "<br>";
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}
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if (window.testRunner) {
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testRunner.dumpAsText();
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testRunner.waitUntilDone();
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}
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var constructor;
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function test()
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{
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constructor = window.frames[0].MessageChannel;
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var frameElement = document.getElementsByTagName("iframe")[0];
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frameElement.parentNode.removeChild(frameElement);
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frameElement = null;
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gc();
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setTimeout(test2, 10);
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}
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function test2()
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{
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gc();
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try {
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new constructor;
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} catch (ex) {
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}
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location.href='resources/copy-of-message-port-context-destroyed.html';
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}
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</script>
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<iframe src="resources/message-port-iframe.html" onload="test()"></iframe>
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</body>
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