test_weakmap_keys_preserved.xhtml

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<?xml version="1.0"?>

<?xml-stylesheet type="text/css" href="chrome://global/skin"?>

<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=673468

-->

<window title="Mozilla Bug "

        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>

  <!-- test results are displayed in the html:body -->

  <body xmlns="http://www.w3.org/1999/xhtml">

  <a href="https://bugzilla.mozilla.org/show_bug.cgi?id="

     target="_blank">Mozilla Bug 673468</a>

  </body>

  <!-- test code goes here -->

  <script type="application/javascript">

  <![CDATA[

  /** Test for Bug 673468 */

  let system = Cc["@mozilla.org/systemprincipal;1"].createInstance();

  let sandbox = Cu.Sandbox(system);

  let map = new sandbox.WeakMap();

  let obj = {};

  map.set(obj, {});

  Cu.forceGC();

  ok(map.has(obj), "Weakmap still contains our wrapper!");

]]>

  </script>

</window>