mirror of
https://github.com/classilla/tenfourfox.git
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56 lines
1.8 KiB
XML
56 lines
1.8 KiB
XML
<?xml version="1.0"?>
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<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
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<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=
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-->
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<window title="Mozilla Bug "
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xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
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<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
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<!-- test results are displayed in the html:body -->
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<body xmlns="http://www.w3.org/1999/xhtml">
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<a href="https://bugzilla.mozilla.org/show_bug.cgi?id="
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target="_blank">Mozilla Bug </a>
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</body>
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<!-- test code goes here -->
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<script type="application/javascript">
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<![CDATA[
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/** Test for Bug **/
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let Ci = Components.interfaces;
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var obs = Components.classes["@mozilla.org/observer-service;1"]
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.getService(Ci.nsIObserverService);
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var didCall = false;
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var observer = {
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QueryInterface: function QueryInterface(aIID) {
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if (aIID.equals(Ci.nsIObserver) ||
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aIID.equals(Ci.nsISupports))
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return this;
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throw Components.results.NS_NOINTERFACE;
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},
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observe: function(subject, topic, data) {
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obs.removeObserver(observer, "cycle-collector-begin");
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observer = null;
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didCall = true;
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}
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};
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// Start an incremental GC, to make sure that calling ccSlice
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// when an IGC is running finishes the GC.
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SpecialPowers.Cu.getJSTestingFunctions().gcslice(1);
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// Make sure that we call the observer even if we're in the middle
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// of an ICC when we add the observer. See bug 981033.
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SpecialPowers.finishCC();
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SpecialPowers.ccSlice(1);
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obs.addObserver(observer, "cycle-collector-begin", false);
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SpecialPowers.DOMWindowUtils.cycleCollect();
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ok(didCall, "Observer should have been called!");
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]]>
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</script>
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</window>
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