IME refactoring: ChromeOS introduce input methods State.

chrome/browser/chromeos/input_method/browser_state_monitor_unittest.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/chromeos/input_method/browser_state_monitor.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_service.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace chromeos {
 namespace input_method {
 namespace {
 
 class MockObserver {
  public:
   MockObserver()
-      : state_(InputMethodManager::STATE_TERMINATING),
-        update_state_count_(0) { }
+      : ui_session_(InputMethodManager::STATE_TERMINATING),
+        update_ui_session_count_(0) {}
 
-  void SetState(InputMethodManager::State new_state) {
-    ++update_state_count_;
-    state_ = new_state;
+  void SetState(InputMethodManager::UISessionState new_ui_session) {
+    ++update_ui_session_count_;
+    ui_session_ = new_ui_session;
   }
 
-  base::Callback<void(InputMethodManager::State new_state)> AsCallback() {
+  base::Callback<void(InputMethodManager::UISessionState new_ui_session)>
+  AsCallback() {
     return base::Bind(&MockObserver::SetState, base::Unretained(this));
   }
 
-  int update_state_count() const {
-    return update_state_count_;
-  }
+  int update_ui_session_count() const { return update_ui_session_count_; }
 
-  InputMethodManager::State state() const {
-    return state_;
-  }
+  InputMethodManager::UISessionState ui_session() const { return ui_session_; }
 
  private:
-  InputMethodManager::State state_;
-  int update_state_count_;
+  InputMethodManager::UISessionState ui_session_;
+  int update_ui_session_count_;
 
   DISALLOW_COPY_AND_ASSIGN(MockObserver);
 };
 
 }  // anonymous namespace
 
 TEST(BrowserStateMonitorLifetimeTest, TestConstruction) {
   MockObserver mock_observer;
   BrowserStateMonitor monitor(mock_observer.AsCallback());
 
-  // Check the initial state of the |mock_observer| and |monitor| objects.
-  EXPECT_EQ(1, mock_observer.update_state_count());
-  EXPECT_EQ(InputMethodManager::STATE_LOGIN_SCREEN, mock_observer.state());
-  EXPECT_EQ(InputMethodManager::STATE_LOGIN_SCREEN, monitor.state());
+  // Check the initial ui_session_ of the |mock_observer| and |monitor| objects.
+  EXPECT_EQ(1, mock_observer.update_ui_session_count());
+  EXPECT_EQ(InputMethodManager::STATE_LOGIN_SCREEN, mock_observer.ui_session());
+  EXPECT_EQ(InputMethodManager::STATE_LOGIN_SCREEN, monitor.ui_session());
 }
 
 namespace {
 
 class BrowserStateMonitorTest :  public testing::Test {
  public:
   BrowserStateMonitorTest()
       : monitor_(mock_observer_.AsCallback()) {
   }
 
  protected:
   MockObserver mock_observer_;
   BrowserStateMonitor monitor_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BrowserStateMonitorTest);
 };
 
 }  // anonymous namespace
 
 TEST_F(BrowserStateMonitorTest, TestObserveLoginUserChanged) {
-  EXPECT_EQ(1, mock_observer_.update_state_count());
+  EXPECT_EQ(1, mock_observer_.update_ui_session_count());
+  monitor_.Observe(chrome::NOTIFICATION_LOGIN_USER_CHANGED,
+                   content::NotificationService::AllSources(),
+                   content::NotificationService::NoDetails());
+
+  // Check if the ui_session of the |mock_observer_| as well as the |monitor|
+  // are
+  // both changed.
+  EXPECT_EQ(2, mock_observer_.update_ui_session_count());
+  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN,
+            mock_observer_.ui_session());
+  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN, monitor_.ui_session());
+}
+
+TEST_F(BrowserStateMonitorTest, TestObserveSessionStarted) {
+  EXPECT_EQ(1, mock_observer_.update_ui_session_count());
+  monitor_.Observe(chrome::NOTIFICATION_SESSION_STARTED,
+                   content::NotificationService::AllSources(),
+                   content::NotificationService::NoDetails());
+
+  // Check if the state of the |mock_observer_| as well as the |monitor| are
+  // both changed.
+  EXPECT_EQ(2, mock_observer_.update_ui_session_count());
+  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN,
+            mock_observer_.ui_session());
+  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN, monitor_.ui_session());
+}
+
+TEST_F(BrowserStateMonitorTest, TestObserveLoginUserChangedThenSessionStarted) {
+  EXPECT_EQ(1, mock_observer_.update_ui_session_count());
   monitor_.Observe(chrome::NOTIFICATION_LOGIN_USER_CHANGED,
                    content::NotificationService::AllSources(),
                    content::NotificationService::NoDetails());
 
   // Check if the state of the |mock_observer_| as well as the |monitor| are
   // both changed.
-  EXPECT_EQ(2, mock_observer_.update_state_count());
+  EXPECT_EQ(2, mock_observer_.update_ui_session_count());
   EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN,
-            mock_observer_.state());
-  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN, monitor_.state());
-}
-
-TEST_F(BrowserStateMonitorTest, TestObserveSessionStarted) {
-  EXPECT_EQ(1, mock_observer_.update_state_count());
-  monitor_.Observe(chrome::NOTIFICATION_SESSION_STARTED,
-                   content::NotificationService::AllSources(),
-                   content::NotificationService::NoDetails());
-
-  // Check if the state of the |mock_observer_| as well as the |monitor| are
-  // both changed.
-  EXPECT_EQ(2, mock_observer_.update_state_count());
-  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN,
-            mock_observer_.state());
-  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN, monitor_.state());
-}
-
-TEST_F(BrowserStateMonitorTest, TestObserveLoginUserChangedThenSessionStarted) {
-  EXPECT_EQ(1, mock_observer_.update_state_count());
-  monitor_.Observe(chrome::NOTIFICATION_LOGIN_USER_CHANGED,
-                   content::NotificationService::AllSources(),
-                   content::NotificationService::NoDetails());
-
-  // Check if the state of the |mock_observer_| as well as the |monitor| are
-  // both changed.
-  EXPECT_EQ(2, mock_observer_.update_state_count());
-  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN,
-            mock_observer_.state());
-  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN, monitor_.state());
+            mock_observer_.ui_session());
+  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN, monitor_.ui_session());
 
   monitor_.Observe(chrome::NOTIFICATION_SESSION_STARTED,
                    content::NotificationService::AllSources(),
                    content::NotificationService::NoDetails());
 
   // The second notification should be nop.
-  EXPECT_EQ(2, mock_observer_.update_state_count());
+  EXPECT_EQ(2, mock_observer_.update_ui_session_count());
   EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN,
-            mock_observer_.state());
-  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN, monitor_.state());
+            mock_observer_.ui_session());
+  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN, monitor_.ui_session());
 }
 
 TEST_F(BrowserStateMonitorTest, TestObserveScreenLockUnlock) {
-  EXPECT_EQ(1, mock_observer_.update_state_count());
+  EXPECT_EQ(1, mock_observer_.update_ui_session_count());
   monitor_.Observe(chrome::NOTIFICATION_LOGIN_USER_CHANGED,
                    content::NotificationService::AllSources(),
                    content::NotificationService::NoDetails());
-  EXPECT_EQ(2, mock_observer_.update_state_count());
+  EXPECT_EQ(2, mock_observer_.update_ui_session_count());
   monitor_.Observe(chrome::NOTIFICATION_SESSION_STARTED,
                    content::NotificationService::AllSources(),
                    content::NotificationService::NoDetails());
-  EXPECT_EQ(2, mock_observer_.update_state_count());
+  EXPECT_EQ(2, mock_observer_.update_ui_session_count());
   bool locked = true;
   monitor_.Observe(chrome::NOTIFICATION_SCREEN_LOCK_STATE_CHANGED,
                    content::NotificationService::AllSources(),
                    content::Details<bool>(&locked));
-  EXPECT_EQ(3, mock_observer_.update_state_count());
-  EXPECT_EQ(InputMethodManager::STATE_LOCK_SCREEN,
-            mock_observer_.state());
-  EXPECT_EQ(InputMethodManager::STATE_LOCK_SCREEN, monitor_.state());
+  EXPECT_EQ(3, mock_observer_.update_ui_session_count());
+  EXPECT_EQ(InputMethodManager::STATE_LOCK_SCREEN, mock_observer_.ui_session());
+  EXPECT_EQ(InputMethodManager::STATE_LOCK_SCREEN, monitor_.ui_session());
 
   locked = false;
   monitor_.Observe(chrome::NOTIFICATION_SCREEN_LOCK_STATE_CHANGED,
                    content::NotificationService::AllSources(),
                    content::Details<bool>(&locked));
-  EXPECT_EQ(4, mock_observer_.update_state_count());
+  EXPECT_EQ(4, mock_observer_.update_ui_session_count());
   EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN,
-            mock_observer_.state());
-  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN, monitor_.state());
+            mock_observer_.ui_session());
+  EXPECT_EQ(InputMethodManager::STATE_BROWSER_SCREEN, monitor_.ui_session());
 }
 
 TEST_F(BrowserStateMonitorTest, TestObserveAppTerminating) {
-  EXPECT_EQ(1, mock_observer_.update_state_count());
+  EXPECT_EQ(1, mock_observer_.update_ui_session_count());
   monitor_.Observe(chrome::NOTIFICATION_APP_TERMINATING,
                    content::NotificationService::AllSources(),
                    content::NotificationService::NoDetails());
 
   // Check if the state of the |mock_observer_| as well as the |monitor| are
   // both changed.
-  EXPECT_EQ(2, mock_observer_.update_state_count());
-  EXPECT_EQ(InputMethodManager::STATE_TERMINATING,
-            mock_observer_.state());
-  EXPECT_EQ(InputMethodManager::STATE_TERMINATING, monitor_.state());
+  EXPECT_EQ(2, mock_observer_.update_ui_session_count());
+  EXPECT_EQ(InputMethodManager::STATE_TERMINATING, mock_observer_.ui_session());
+  EXPECT_EQ(InputMethodManager::STATE_TERMINATING, monitor_.ui_session());
 }
 
 }  // namespace input_method
 }  // namespace chromeos