dom/base/test/test_navigatorPrefOverride.html

   1 <!--
   2   Any copyright is dedicated to the Public Domain.
   3   http://creativecommons.org/publicdomain/zero/1.0/
   4 -->
   5 <!DOCTYPE HTML>
   6 <html>
   7 <head>
   8   <title>Test for navigator property override</title>
   9   <script src="/tests/SimpleTest/SimpleTest.js"></script>
  10   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
  11 </head>
  12 <body>
  13 <p id="display"></p>
  14 <div id="content" style="display: none"></div>
  15 <pre id="test"></pre>
  16 <script class="testbody" type="text/javascript">
  17
  18   ok(navigator.appVersion, "This is used just to populate the cache");
  19   ok(navigator.platform, "This is used just to populate the cache");
  20   ok(navigator.userAgent, "This is used just to populate the cache");
  21   ok(navigator.buildID, "This is used just to populate the cache");
  22
  23   SpecialPowers.pushPrefEnv({"set": [
  24     ["general.appversion.override", "appVersion overridden"],
  25     ["general.platform.override", "platform overridden"],
  26     ["general.useragent.override", "userAgent overridden"],
  27     ["general.buildID.override", "buildID overridden"],
  28     ]},
  29     function() {
  30       var ifr = document.createElement('IFRAME');
  31       ifr.src = "about:blank";
  32
  33       ifr.addEventListener('load', function() {
  34         var nav = ifr.contentWindow.navigator;
  35         isnot(navigator.appVersion, nav.appVersion, "appVersion should match");
  36         isnot(navigator.platform, nav.platform, "platform should match");
  37         isnot(navigator.userAgent, nav.userAgent, "userAgent should match");
  38         isnot(navigator.buildID, nav.buildID, "buildID should match");
  39         SimpleTest.finish();
  40       });
  41
  42       document.getElementById('content').appendChild(ifr);
  43     }
  44   );
  45
  46   SimpleTest.waitForExplicitFinish();
  47
  48 </script>
  49 </pre>
  50 </body>
  51 </html>