dom/bindings/test/test_bug1041646.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=1041646
   5 -->
   6 <head>
   7   <meta charset="utf-8">
   8   <title>Test for Bug 1041646</title>
   9   <script src="/tests/SimpleTest/SimpleTest.js"></script>
  10   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  11   <script type="application/javascript">
  12
  13   /** Test for Bug 1041646 **/
  14   // We need to reject the promise with a DOMException, so make sure we have
  15   // something that produces one.
  16   function throwException() {
  17     document.createTextNode("").appendChild(document);
  18   }
  19   try {
  20     throwException();
  21   } catch (e) {
  22     ok(e instanceof DOMException, "This test won't test what it should be testing");
  23   }
  24
  25   SimpleTest.waitForExplicitFinish();
  26
  27   // We want a new DOMException each time here.
  28   for (var i = 0; i < 100; ++i) {
  29     new Promise(throwException);
  30   }
  31
  32   // Now make sure we wait for all those promises above to reject themselves
  33   Promise.resolve(1).then(function() {
  34     SpecialPowers.gc(); // This should not assert or crash
  35     SimpleTest.finish();
  36   });
  37
  38   </script>
  39 </head>
  40 <body>
  41 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1041646">Mozilla Bug 1041646</a>
  42 <p id="display"></p>
  43 <div id="content" style="display: none">
  44
  45 </div>
  46 <pre id="test">
  47 </pre>
  48 </body>
  49 </html>