test_navigatorPrefOverride.html

Enable keyboard shortcuts

<!--

  Any copyright is dedicated to the Public Domain.

  http://creativecommons.org/publicdomain/zero/1.0/

-->

<!DOCTYPE HTML>

<html>

<head>

  <title>Test for navigator property override</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

</head>

<body>

<p id="display"></p>

<div id="content" style="display: none"></div>

<pre id="test"></pre>

<script class="testbody" type="text/javascript">

  ok(navigator.appVersion, "This is used just to populate the cache");

  ok(navigator.platform, "This is used just to populate the cache");

  ok(navigator.userAgent, "This is used just to populate the cache");

  ok(navigator.buildID, "This is used just to populate the cache");

  SpecialPowers.pushPrefEnv({"set": [

    ["general.appversion.override", "appVersion overridden"],

    ["general.platform.override", "platform overridden"],

    ["general.useragent.override", "userAgent overridden"],

    ["general.buildID.override", "buildID overridden"],

]},

    function() {

      var ifr = document.createElement('IFRAME');

      ifr.src = "about:blank";

      ifr.addEventListener('load', function() {

        var nav = ifr.contentWindow.navigator;

        isnot(navigator.appVersion, nav.appVersion, "appVersion should match");

        isnot(navigator.platform, nav.platform, "platform should match");

        isnot(navigator.userAgent, nav.userAgent, "userAgent should match");

        isnot(navigator.buildID, nav.buildID, "buildID should match");

        SimpleTest.finish();

});

      document.getElementById('content').appendChild(ifr);

);

  SimpleTest.waitForExplicitFinish();

</script>

</pre>

</body>

</html>