gecko-dev/dom/workers/test/test_timeoutTracing.html

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<!--
Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/
-->
<!DOCTYPE HTML>
<html>
<!--
Tests of DOM Worker Threads
-->
<head>
<title>Test for DOM Worker Threads</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<pre id="test">
<script class="testbody" type="text/javascript">
var worker = new Worker("timeoutTracing_worker.js");
worker.onmessage = function(event) {
// begin
worker.onmessage = null;
// 1 second should be enough to crash.
window.setTimeout(function(event) {
ok(true, "Didn't crash!");
SimpleTest.finish();
}, 1000);
var os = SpecialPowers.Cc["@mozilla.org/observer-service;1"]
.getService(SpecialPowers.Ci.nsIObserverService);
os.notifyObservers(null, "memory-pressure", "heap-minimize");
}
worker.onerror = function(event) {
ok(false, "I was expecting a crash, not an error");
SimpleTest.finish();
};
SimpleTest.waitForExplicitFinish();
</script>
</pre>
</body>
</html>