The Tor Browser / file revision

 /* This Source Code Form is subject to the terms of the Mozilla Public

  *  License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 var rootDir = getRootDirectory(gTestPath);

 const gHttpTestRoot = rootDir.replace("chrome://mochitests/content/", "http://127.0.0.1:8888/");

 const Cc = Components.classes;

 const Ci = Components.interfaces;

 var gTestBrowser = null;

 var gConsoleErrors = 0;

 function test() {

   waitForExplicitFinish();

   var newTab = gBrowser.addTab();

   gBrowser.selectedTab = newTab;

   gTestBrowser = gBrowser.selectedBrowser;

   gTestBrowser.addEventListener("PluginBindingAttached", pluginBindingAttached, true, true);

   var consoleService = Cc["@mozilla.org/consoleservice;1"]

                          .getService(Ci.nsIConsoleService);

   var errorListener = {

     observe: function(aMessage) {

       if (aMessage.message.contains("NS_ERROR"))

         gConsoleErrors++;

     }

   };

   consoleService.registerListener(errorListener);

   registerCleanupFunction(function() {

     gTestBrowser.removeEventListener("PluginBindingAttached", pluginBindingAttached, true);

     consoleService.unregisterListener(errorListener);

     gBrowser.removeCurrentTab();

     window.focus();

   });

   gTestBrowser.contentWindow.location = gHttpTestRoot + "plugin_bug797677.html";

 }

 function pluginBindingAttached() {

   // Let browser-plugins.js handle the PluginNotFound event, then run the test

   executeSoon(runTest);

 }

 function runTest() {

   var doc = gTestBrowser.contentDocument;

   var plugin = doc.getElementById("plugin");

   ok(plugin, "plugin should be in the page");

   is(gConsoleErrors, 0, "should have no console errors");

   finish();

 }