Bug 1087303 - Add test for the functionality of remaining Panel Menu buttons in Australis (fullscreen, preferences). r=Gijs

browser/components/customizableui/test/browser.ini

@@ -148,6 +148,9 @@ skip-if = e10s # Bug 1088710
 [browser_1008559_anchor_undo_restore.js]
 [browser_1042100_default_placements_update.js]
 [browser_1058573_showToolbarsDropdown.js]
+[browser_1087303_button_fullscreen.js]
+skip-if = os == "mac"
+[browser_1087303_button_preferences.js]
 [browser_bootstrapped_custom_toolbar.js]
 [browser_panel_toggle.js]
 [browser_1089591_still_customizable_after_reset.js]

browser/components/customizableui/test/browser_1087303_button_fullscreen.js

@@ -0,0 +1,46 @@
+/* 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/. */
+
+"use strict";
+
+add_task(function() {
+  info("Check fullscreen button existence and functionality");
+
+  yield PanelUI.show();
+
+  let fullscreenButton = document.getElementById("fullscreen-button");
+  ok(fullscreenButton, "Fullscreen button appears in Panel Menu");
+
+  let fullscreenPromise = promiseFullscreenChange();
+  fullscreenButton.click();
+  yield fullscreenPromise;
+
+  ok(window.fullScreen, "Fullscreen mode was opened");
+
+  // exit full screen mode
+  fullscreenPromise = promiseFullscreenChange();
+  window.fullScreen = !window.fullScreen;
+  yield fullscreenPromise;
+
+  ok(!window.fullScreen, "Successfully exited fullscreen");
+});
+
+function promiseFullscreenChange() {
+  let deferred = Promise.defer();
+  info("Wait for fullscreen change");
+
+  let timeoutId = setTimeout(() => {
+    window.removeEventListener("fullscreen", onFullscreenChange, true);
+    deferred.reject("Fullscreen change did not happen within " + 20000 + "ms");
+  }, 20000);
+
+  function onFullscreenChange(event) {
+    clearTimeout(timeoutId);
+    window.removeEventListener("fullscreen", onFullscreenChange, true);
+    info("Fullscreen event received");
+    deferred.resolve();
+  }
+  window.addEventListener("fullscreen", onFullscreenChange, true);
+  return deferred.promise;
+}

browser/components/customizableui/test/browser_1087303_button_preferences.js

@@ -0,0 +1,57 @@
+/* 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/. */
+
+"use strict";
+
+const PREF_INCONTENT = "browser.preferences.inContent";
+
+let newTab = null;
+
+add_task(function() {
+  info("Check preferences button existence and functionality");
+
+  Services.prefs.setBoolPref(PREF_INCONTENT, true);
+
+  yield PanelUI.show();
+  info("Menu panel was opened");
+
+  let preferencesButton = document.getElementById("preferences-button");
+  ok(preferencesButton, "Preferences button exists in Panel Menu");
+  preferencesButton.click();
+
+  newTab = gBrowser.selectedTab;
+  yield waitForPageLoad(newTab);
+
+  let openedPage = gBrowser.currentURI.spec;
+  is(openedPage, "about:preferences", "Preferences page was opened");
+});
+
+add_task(function asyncCleanup() {
+  if (gBrowser.tabs.length == 1)
+    gBrowser.addTab("about:blank");
+
+  gBrowser.removeTab(gBrowser.selectedTab);
+  info("Tabs were restored");
+
+  // restore the browser.preferences.inContent preference
+  Services.prefs.clearUserPref(PREF_INCONTENT);
+});
+
+function waitForPageLoad(aTab) {
+  let deferred = Promise.defer();
+
+  let timeoutId = setTimeout(() => {
+    aTab.linkedBrowser.removeEventListener("load", onTabLoad, true);
+    deferred.reject("Page didn't load within " + 20000 + "ms");
+  }, 20000);
+
+  function onTabLoad(event) {
+    clearTimeout(timeoutId);
+    aTab.linkedBrowser.removeEventListener("load", onTabLoad, true);
+    info("Tab event received: " + "load");
+    deferred.resolve();
+ }
+  aTab.linkedBrowser.addEventListener("load", onTabLoad, true, true);
+  return deferred.promise;
+}