michael@0: function test() {
michael@0:   waitForExplicitFinish();
michael@0: 
michael@0:   // Setup a phony handler to ensure the app pane will be populated.
michael@0:   var handler = Cc["@mozilla.org/uriloader/web-handler-app;1"].
michael@0:                 createInstance(Ci.nsIWebHandlerApp);
michael@0:   handler.name = "App pane alive test";
michael@0:   handler.uriTemplate = "http://test.mozilla.org/%s";
michael@0: 
michael@0:   var extps = Cc["@mozilla.org/uriloader/external-protocol-service;1"].
michael@0:               getService(Ci.nsIExternalProtocolService);
michael@0:   var info = extps.getProtocolHandlerInfo("apppanetest");
michael@0:   info.possibleApplicationHandlers.appendElement(handler, false);
michael@0: 
michael@0:   var hserv = Cc["@mozilla.org/uriloader/handler-service;1"].
michael@0:               getService(Ci.nsIHandlerService);
michael@0:   hserv.store(info);
michael@0: 
michael@0:   function observer(win, topic, data) {
michael@0:     if (topic != "app-handler-pane-loaded")
michael@0:       return;
michael@0: 
michael@0:     Services.obs.removeObserver(observer, "app-handler-pane-loaded");
michael@0:     runTest(win);
michael@0:   }
michael@0:   Services.obs.addObserver(observer, "app-handler-pane-loaded", false);
michael@0: 
michael@0:   openDialog("chrome://browser/content/preferences/preferences.xul", "Preferences",
michael@0:              "chrome,titlebar,toolbar,centerscreen,dialog=no", "paneApplications");
michael@0: }
michael@0: 
michael@0: function runTest(win) {
michael@0:   var sel = win.document.documentElement.getAttribute("lastSelected");
michael@0:   ok(sel == "paneApplications", "Specified pane was opened");
michael@0: 
michael@0:   var rbox = win.document.getElementById("handlersView");
michael@0:   ok(rbox, "handlersView is present");
michael@0: 
michael@0:   var items = rbox && rbox.getElementsByTagName("richlistitem");
michael@0:   ok(items && items.length > 0, "App handler list populated");
michael@0: 
michael@0:   var handlerAdded = false;
michael@0:   for (let i = 0; i < items.length; i++) {
michael@0:     if (items[i].type == "apppanetest")
michael@0:       handlerAdded = true;
michael@0:   }
michael@0:   ok(handlerAdded, "apppanetest protocol handler was successfully added");
michael@0: 
michael@0:   win.close();
michael@0:   finish();
michael@0: }