MD Settings: make <paper-drawer-panel> flip in RTL

chrome/test/data/webui/settings/cr_settings_browsertest.js

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /** @fileoverview Runs the Polymer Settings tests. */
 
 /** @const {string} Path to source root. */
 var ROOT_PATH = '../../../../../';
 
 // Polymer BrowserTest fixture.
 GEN_INCLUDE(
     [ROOT_PATH + 'chrome/test/data/webui/polymer_browser_test_base.js']);
 
 /**
  * Test fixture for Polymer Settings elements.
  * @constructor
  * @extends {PolymerTest}
 */
 function CrSettingsBrowserTest() {}
 
 CrSettingsBrowserTest.prototype = {
   __proto__: PolymerTest.prototype,
 
   /** @override */
   browsePreload: 'chrome://md-settings/prefs/prefs.html',
 
-  commandLineSwitches: [{switchName: 'enable-md-settings'}],
-
-  /** @override */
+  /**
+   * TODO(dbeam): these should not be required monolithically.
+   * @override
+   */
   extraLibraries: PolymerTest.getLibraries(ROOT_PATH).concat([
     '../fake_chrome_event.js',
     'fake_settings_private.js',
     'checkbox_tests.js',
     'dropdown_menu_tests.js',
     'pref_util_tests.js',
     'prefs_test_cases.js',
     'prefs_tests.js',
     'reset_page_test.js',
     'site_details_tests.js',
     'site_details_permission_tests.js',
     'site_list_tests.js',
     'site_settings_category_tests.js',
   ]),
 };
 
 // Have to include command_line.h manually due to GEN calls below.
 GEN('#include "base/command_line.h"');
 
 // Times out on memory bots. http://crbug.com/534718
 GEN('#if defined(MEMORY_SANITIZER)');
 GEN('#define MAYBE_CrSettingsTest DISABLED_CrSettingsTest');
 GEN('#else');
 GEN('#define MAYBE_CrSettingsTest CrSettingsTest');
 GEN('#endif');
 
-// Runs all tests.
+// TODO(dbeam): these should be split into multiple TEST_F()s.
 TEST_F('CrSettingsBrowserTest', 'MAYBE_CrSettingsTest', function() {
-  // Register mocha tests for each element.
   settings_checkbox.registerTests();
   settings_dropdown_menu.registerTests();
   settings_prefUtil.registerTests();
   settings_prefs.registerTests();
   site_details.registerTests();
   site_details_permission.registerTests();
   site_list.registerTests();
   site_settings_category.registerTests();
 
   // Run all registered tests.
   mocha.run();
 });
 
-
 TEST_F('CrSettingsBrowserTest', 'ResetPage', function() {
   settings_reset_page.registerDialogTests();
   settings_reset_page.registerBannerTests();
   mocha.run();
 });
+
+/**
+ * @constructor
+ * @extends {CrSettingsBrowserTest}
+ */
+function CrSettingsRtlTest() {}
+
+CrSettingsRtlTest.prototype = {
+  __proto__: CrSettingsBrowserTest.prototype,
+
+  /** @override */
+  browsePreload: 'chrome://md-settings/settings_ui/settings_ui.html',
+
+  /** @override */
+  extraLibraries: CrSettingsBrowserTest.prototype.extraLibraries.concat([
+    'rtl_tests.js',
+  ]),
+};
+
+TEST_F('CrSettingsRtlTest', 'DrawerPanelFlips', function() {
+  settingsHidePagesByDefaultForTest = true;
+  settings_rtl_tests.registerDrawerPanelTests();
+  mocha.run();
+});