docshell/test/test_bug640387_1.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=640387
   5 -->
   6 <head>
   7   <title>Test for Bug 640387</title>
   8   <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
   9   <script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
  10   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  11 </head>
  12 <body>
  13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=640387">Mozilla Bug 640387</a>
  14
  15 <script type='application/javascript;version=1.7'>
  16 SimpleTest.waitForExplicitFinish();
  17
  18 function test() {
  19   /* Spin the event loop so we get out of the onload handler. */
  20   SimpleTest.executeSoon(function() { gGen.next() });
  21   yield undefined;
  22
  23   popup.history.pushState('', '', '#hash1');
  24   popup.history.pushState('', '', '#hash2');
  25
  26   // Now the history looks like:
  27   //   file_bug640387.html
  28   //   file_bug640387.html#hash1
  29   //   file_bug640387.html#hash2  <-- current
  30
  31   // Going back should trigger a hashchange, which will wake us up from the
  32   // yield.
  33   popup.history.back();
  34   yield undefined;
  35   ok(true, 'Got first hashchange.');
  36
  37   // Going back should wake us up again.
  38   popup.history.back();
  39   yield undefined;
  40   ok(true, 'Got second hashchange.');
  41
  42   // Now the history looks like:
  43   //   file_bug640387.html        <-- current
  44   //   file_bug640387.html#hash1
  45   //   file_bug640387.html#hash2
  46
  47   // Going forward should trigger a hashchange.
  48   popup.history.forward();
  49   yield undefined;
  50   ok(true, 'Got third hashchange.');
  51
  52   // Now modify the history so it looks like:
  53   //   file_bug640387.html
  54   //   file_bug640387.html#hash1
  55   //   file_bug640387.html#hash1  <-- current
  56   popup.history.pushState('', '', '#hash1');
  57
  58   // Now when we go back, we should not get a hashchange.  Instead, wait for a
  59   // popstate.  We need to asynchronously go back because popstate is fired
  60   // sync.
  61   gHashchangeExpected = false;
  62   gCallbackOnPopstate = true;
  63   SimpleTest.executeSoon(function() { popup.history.back() });
  64   yield undefined;
  65   ok(true, 'Got popstate.');
  66   gCallbackOnPopstate = false;
  67
  68   // Spin the event loop so hashchange has a chance to fire, if it's going to.
  69   SimpleTest.executeSoon(function() { gGen.next() });
  70   yield undefined;
  71
  72   popup.close();
  73   SimpleTest.finish();
  74   yield undefined;
  75 }
  76
  77 gGen = null;
  78 function childLoad() {
  79   gGen = test();
  80   gGen.next();
  81 }
  82
  83 gHashchangeExpected = true;
  84 function childHashchange() {
  85   if (gHashchangeExpected) {
  86     gGen.next();
  87   }
  88   else {
  89     ok(false, "Got hashchange when we weren't expecting one.");
  90   }
  91 }
  92
  93 gCallbackOnPopstate = false;
  94 function childPopstate() {
  95   if (gCallbackOnPopstate) {
  96     gGen.next();
  97   }
  98 }
  99
 100 /* We need to run this test in a popup, because navigating an iframe
 101  * back/forwards tends to cause intermittent orange. */
 102 popup = window.open('file_bug640387.html');
 103
 104 /* Control now flows up to childLoad(), called once the popup loads. */
 105
 106 </script>
 107
 108 </body>
 109 </html>