js/xpconnect/tests/chrome/test_weakmap_keys_preserved.xhtml

   1 <?xml version="1.0"?>
   2 <?xml-stylesheet type="text/css" href="chrome://global/skin"?>
   3 <?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
   4 <!--
   5 https://bugzilla.mozilla.org/show_bug.cgi?id=673468
   6 -->
   7 <window title="Mozilla Bug "
   8         xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
   9   <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
  10
  11   <!-- test results are displayed in the html:body -->
  12   <body xmlns="http://www.w3.org/1999/xhtml">
  13   <a href="https://bugzilla.mozilla.org/show_bug.cgi?id="
  14      target="_blank">Mozilla Bug 673468</a>
  15   </body>
  16
  17   <!-- test code goes here -->
  18   <script type="application/javascript">
  19   <![CDATA[
  20   /** Test for Bug 673468 **/
  21
  22   let system = Cc["@mozilla.org/systemprincipal;1"].createInstance();
  23   let sandbox = Cu.Sandbox(system);
  24   let map = new sandbox.WeakMap();
  25   let obj = {};
  26   map.set(obj, {});
  27
  28   Cu.forceGC();
  29
  30   ok(map.has(obj), "Weakmap still contains our wrapper!");
  31   ]]>
  32   </script>
  33 </window>