js/xpconnect/tests/mochitest/test_bug655297-2.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=655297
   5 -->
   6 <head>
   7   <title>Test for Bug 655297</title>
   8   <script src="/tests/SimpleTest/SimpleTest.js"></script>
   9   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  10 </head>
  11 <body>
  12 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=655297">Mozilla Bug 655297</a>
  13 <p id="display"></p>
  14 <div id="content" style="display: none">
  15
  16 </div>
  17     <p>0</p> <p>1</p> <p>2</p> <p>3</p> <p>4</p>
  18     <p>5</p> <p>6</p> <p>7</p> <p>8</p> <p>9</p>
  19 <pre id="test">
  20 <script type="application/javascript">
  21
  22 /** Test for Bug 655297 **/
  23
  24 var map = new WeakMap();
  25 function f() {
  26     var paras = document.getElementsByTagName("p");
  27     for (var i = 0; i < paras.length; i++)
  28         map.set(paras[i], "ok");
  29 }
  30 function g() {
  31     var paras = document.getElementsByTagName("p");
  32     for (var i = 0; i < paras.length; i++) {
  33         if (map.get(paras[i]) != "ok") {
  34             return false;
  35         }
  36     }
  37     return true;
  38 }
  39
  40 f();
  41 SpecialPowers.forceGC();
  42 ok(g(), "Failed to keep XPCWrappedNative used as WeakMap key alive.");
  43
  44 </script>
  45
  46
  47 </pre>
  48 </body>
  49 </html>