dom/workers/test/test_onLine.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 Bug 925437: online/offline events tests.
   5
   6 Any copyright is dedicated to the Public Domain.
   7 http://creativecommons.org/licenses/publicdomain/
   8 -->
   9 <head>
  10   <title>Test for Bug 925437 (worker online/offline events)</title>
  11   <script src="/tests/SimpleTest/SimpleTest.js"></script>
  12   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
  13 </head>
  14 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=925437">Mozilla Bug 925437</a>
  15 <p id="display"></p>
  16 <div id="content" style="display: none">
  17
  18 </div>
  19 <pre id="test">
  20 </pre>
  21
  22 <script class="testbody" type="text/javascript">
  23
  24 addLoadEvent(function() {
  25   var w = new Worker("onLine_worker.js");
  26
  27   w.onmessage = function(e) {
  28     if (e.data.type === 'ready') {
  29       // XXX Important trick here.
  30       //
  31       // Setting iosvc.offline would trigger a sync notifyObservers call, and if
  32       // there exists a preloaded about:newtab (see tabbrowser._handleNewTab),
  33       // that tab will be notified.
  34       //
  35       // This implies a sync call across different tabGroups, and will hit the
  36       // assertion in SchedulerGroup::ValidateAccess(). So use executeSoon to
  37       // re-dispatch an unlabeled runnable to the event queue.
  38       SpecialPowers.executeSoon(doTest);
  39     } else if (e.data.type === 'ok') {
  40       ok(e.data.test, e.data.message);
  41     } else if (e.data.type === 'finished') {
  42       SimpleTest.finish();
  43     }
  44   }
  45
  46   function doTest() {
  47     var iosvc = SpecialPowers.Cc["@mozilla.org/network/io-service;1"]
  48                              .getService(SpecialPowers.Ci.nsIIOService);
  49     iosvc.manageOfflineStatus = false;
  50
  51     info("setting iosvc.offline = true");
  52     iosvc.offline = true;
  53
  54     info("setting iosvc.offline = false");
  55     iosvc.offline = false;
  56
  57     info("setting iosvc.offline = true");
  58     iosvc.offline = true;
  59
  60     for (var i = 0; i < 10; ++i) {
  61         iosvc.offline = !iosvc.offline;
  62     }
  63
  64     info("setting iosvc.offline = false");
  65     w.postMessage('lastTest');
  66     iosvc.offline = false;
  67   }
  68 });
  69
  70 SimpleTest.waitForExplicitFinish();
  71 </script>
  72 </body>
  73 </html>