michael@0: /*
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public License,
michael@0:  * v. 2.0. If a copy of the MPL was not distributed with this file, You can
michael@0:  * obtain one at http://mozilla.org/MPL/2.0/.
michael@0:  */
michael@0: 
michael@0: 
michael@0: function test() {
michael@0:   waitForExplicitFinish();
michael@0:   registerCleanupFunction(function() {
michael@0:     // Reset pref to its default
michael@0:     Services.prefs.clearUserPref("browser.preferences.inContent");
michael@0:   });
michael@0:   
michael@0:   // Verify that about:preferences tab is displayed when
michael@0:   // browser.preferences.inContent is set to true
michael@0:   Services.prefs.setBoolPref("browser.preferences.inContent", true);
michael@0: 
michael@0:   // Open a new tab.
michael@0:   whenNewTabLoaded(window, testPreferences);
michael@0: }
michael@0: 
michael@0: function testPreferences() {
michael@0:   whenTabLoaded(gBrowser.selectedTab, function () {
michael@0:     is(Services.prefs.getBoolPref("browser.preferences.inContent"), true, "In-content prefs are enabled");
michael@0:     is(content.location.href, "about:preferences", "Checking if the preferences tab was opened");
michael@0: 
michael@0:     gBrowser.removeCurrentTab();
michael@0:     Services.prefs.setBoolPref("browser.preferences.inContent", false);
michael@0:     openPreferences();
michael@0:   });
michael@0:   
michael@0:   let observer = {
michael@0:     observe: function(aSubject, aTopic, aData) {
michael@0:       if (aTopic == "domwindowopened") {
michael@0:         windowWatcher.unregisterNotification(observer);
michael@0:         
michael@0:         let win = aSubject.QueryInterface(Components.interfaces.nsIDOMWindow);
michael@0:         win.addEventListener("load", function() {
michael@0:           win.removeEventListener("load", arguments.callee, false);
michael@0:           is(Services.prefs.getBoolPref("browser.preferences.inContent"), false, "In-content prefs are disabled");
michael@0:           is(win.location.href, "chrome://browser/content/preferences/preferences.xul", "Checking if the preferences window was opened");
michael@0:           win.close();
michael@0:           finish();
michael@0:         }, false);
michael@0:       }
michael@0:     }
michael@0:   }
michael@0:   
michael@0:   var windowWatcher = Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
michael@0:                         .getService(Components.interfaces.nsIWindowWatcher);
michael@0:   windowWatcher.registerNotification(observer);
michael@0:   
michael@0:   openPreferences();
michael@0: }