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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 (Bug 437152)
-->
<head>
<title>Test for DOM Worker Threads (Bug 437152)</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=437152">DOM Worker Threads Bug 437152</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script class="testbody" type="text/javascript">
const expectedErrorCount = 4;
function messageListener(event) {
ok(false, "Unexpected message: " + event.data);
SimpleTest.finish();
};
var actualErrorCount = 0;
var failedWorkers = [];
function errorListener(event) {
event.preventDefault();
if (failedWorkers.includes(event.target)) {
ok(false, "Seen an extra error from this worker");
SimpleTest.finish();
return;
}
failedWorkers.push(event.target);
actualErrorCount++;
if (actualErrorCount == expectedErrorCount) {
ok(true, "all errors correctly detected");
SimpleTest.finish();
}
};
for (var i = 1; i <= expectedErrorCount; i++) {
var worker = new Worker("threadErrors_worker" + i + ".js");
worker.onmessage = messageListener;
worker.onerror = errorListener;
worker.postMessage("Hi");
}
SimpleTest.waitForExplicitFinish();
</script>
</pre>
</body>
</html>
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