Synchronize the check status of the "Check Spelling While Typing" item.

chrome/browser/tab_contents/spellchecker_submenu_observer_browsertest.cc

+// Copyright (c) 2012 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.
+
+#include "chrome/browser/tab_contents/spellchecker_submenu_observer.h"
+
+#include "base/utf_string_conversions.h"
+#include "chrome/app/chrome_command_ids.h"
+#include "chrome/browser/prefs/pref_service.h"
+#include "chrome/browser/tab_contents/render_view_context_menu.h"
+#include "chrome/browser/tab_contents/render_view_context_menu_observer.h"
+#include "chrome/common/pref_names.h"
+#include "chrome/test/base/in_process_browser_test.h"
+#include "chrome/test/base/testing_profile.h"
+
+using content::RenderViewHost;
+using content::WebContents;
+
+namespace {
+
+// A mock context menu used in this test. This class overrides virtual methods
+// derived from the RenderViewContextMenuProxy class to monitor calls from the
+// SpellingMenuObserver class.
+class MockRenderViewContextMenu : public ui::SimpleMenuModel::Delegate,
+                                  public RenderViewContextMenuProxy {
+ public:
+  // A menu item used in this test.
+  struct MockMenuItem {
+    MockMenuItem()
+        : command_id(0),
+          enabled(false),
+          checked(false),
+          hidden(true) {}
+    int command_id;
+    bool enabled;
+    bool checked;
+    bool hidden;
+    string16 title;
+  };
+
+  MockRenderViewContextMenu() : observer_(NULL), profile_(new TestingProfile) {}
+  virtual ~MockRenderViewContextMenu() {}
+
+  // SimpleMenuModel::Delegate implementation.
+  virtual bool IsCommandIdChecked(int command_id) const OVERRIDE {
+    return observer_->IsCommandIdChecked(command_id);
+  }
+  virtual bool IsCommandIdEnabled(int command_id) const OVERRIDE {
+    return observer_->IsCommandIdEnabled(command_id);
+  }
+  virtual void ExecuteCommand(int command_id) OVERRIDE {
+    observer_->ExecuteCommand(command_id);
+  }
+  virtual void ExecuteCommand(int command_id, int event_flags) OVERRIDE {}
+  virtual void MenuWillShow(ui::SimpleMenuModel* source) OVERRIDE {}
+  virtual void MenuClosed(ui::SimpleMenuModel* source) OVERRIDE {}
+  virtual bool GetAcceleratorForCommandId(
+      int command_id,
+      ui::Accelerator* accelerator) OVERRIDE {
+    return false;
+  }
+
+  // RenderViewContextMenuProxy implementation.
+  virtual void AddMenuItem(int command_id, const string16& title) OVERRIDE {}
+  virtual void AddCheckItem(int command_id, const string16& title) OVERRIDE {}
+  virtual void AddSeparator() OVERRIDE {}
+  virtual void AddSubMenu(int command_id,
+                          const string16& label,
+                          ui::MenuModel* model) OVERRIDE {}
+  virtual void UpdateMenuItem(int command_id,
+                              bool enabled,
+                              bool hidden,
+                              const string16& title) OVERRIDE {}
+  virtual RenderViewHost* GetRenderViewHost() const OVERRIDE {
+    return NULL;
+  }
+  virtual Profile* GetProfile() const OVERRIDE {
+    return profile_.get();
+  }
+  virtual content::WebContents* GetWebContents() const OVERRIDE {
+    return NULL;
+  }
+
+  // Attaches a RenderViewContextMenuObserver to be tested.
+  void SetObserver(RenderViewContextMenuObserver* observer) {
+    observer_ = observer;
+  }
+
+  // Returns the number of items added by the test.
+  size_t GetMenuSize() const {
+    return 0;
+  }
+
+  // Returns the i-th item.
+  bool GetMenuItem(size_t i, MockMenuItem* item) const {
+    return false;
+  }
+
+  // Returns the writable profile used in this test.
+  PrefService* GetPrefs() {
+    return profile_->GetPrefs();
+  }
+
+ private:
+  // An observer used for initializing the status of menu items added in this
+  // test. This is a weak pointer, the test is responsible for deleting this
+  // object.
+  RenderViewContextMenuObserver* observer_;
+
+  // A dummy profile used in this test. Call GetPrefs() when a test needs to
+  // change this profile and use PrefService methods.
+  scoped_ptr<TestingProfile> profile_;
+
+  DISALLOW_COPY_AND_ASSIGN(MockRenderViewContextMenu);
+};
+
+// A test class used in this file. This test should be a browser test because it
+// accesses resources.
+class SpellCheckerSubMenuObserverTest : public InProcessBrowserTest {
+ public:
+  SpellCheckerSubMenuObserverTest() {}
+  virtual ~SpellCheckerSubMenuObserverTest() {}
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(SpellCheckerSubMenuObserverTest);
+};
+
+}  // namespace
+
+// Tests that selecting the "Check Spelling While Typing" item toggles the value
+// of the "browser.enable_spellchecking" profile.
+IN_PROC_BROWSER_TEST_F(SpellCheckerSubMenuObserverTest, ToggleSpelling) {
+  // Initialize a menu consisting only of a "Spell-checker Options" submenu.
+  scoped_ptr<MockRenderViewContextMenu> menu(new MockRenderViewContextMenu);
+  scoped_ptr<SpellCheckerSubMenuObserver> observer(
+      new SpellCheckerSubMenuObserver(menu.get(), menu.get(), 1));
+  menu->SetObserver(observer.get());
+  menu->GetPrefs()->SetString(prefs::kAcceptLanguages, "en-US");
+  menu->GetPrefs()->SetString(prefs::kSpellCheckDictionary, "en-US");
+  menu->GetPrefs()->SetBoolean(prefs::kEnableSpellCheck, true);
+  content::ContextMenuParams params;
+  observer->InitMenu(params);
+
+  // Verify this menu has the "Check Spelling While Typing" item and this item
+  // is checked.
+  EXPECT_TRUE(menu->IsCommandIdEnabled(IDC_CHECK_SPELLING_WHILE_TYPING));
+  EXPECT_TRUE(menu->IsCommandIdChecked(IDC_CHECK_SPELLING_WHILE_TYPING));
+
+  // Select this item and verify that the "Check Spelling While Typing" item is
+  // not checked. Also, verify that the value of "browser.enable_spellchecking"
+  // is now false.
+  menu->ExecuteCommand(IDC_CHECK_SPELLING_WHILE_TYPING);
+  EXPECT_FALSE(menu->GetPrefs()->GetBoolean(prefs::kEnableSpellCheck));
+  EXPECT_FALSE(menu->IsCommandIdChecked(IDC_CHECK_SPELLING_WHILE_TYPING));
+}