chrome/browser/chromeos/input_method/input_method_persistence_unittest.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/chromeos/input_method/input_method_persistence.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/prefs/pref_service.h"
   9 #include "chrome/browser/chromeos/input_method/mock_input_method_manager.h"
  10 #include "chrome/browser/chromeos/language_preferences.h"
  11 #include "chrome/browser/chromeos/login/users/fake_chrome_user_manager.h"
  12 #include "chrome/browser/chromeos/login/users/scoped_user_manager_enabler.h"
  13 #include "chrome/browser/chromeos/profiles/profile_helper.h"
  14 #include "chrome/browser/profiles/profile_manager.h"
  15 #include "chrome/common/chrome_constants.h"
  16 #include "chrome/common/chrome_switches.h"
  17 #include "chrome/common/pref_names.h"
  18 #include "chrome/test/base/testing_browser_process.h"
  19 #include "chrome/test/base/testing_profile.h"
  20 #include "chrome/test/base/testing_profile_manager.h"
  21 #include "chromeos/chromeos_switches.h"
  22 #include "components/syncable_prefs/testing_pref_service_syncable.h"
  23 #include "content/public/test/test_browser_thread_bundle.h"
  24
  25 #include "testing/gtest/include/gtest/gtest.h"
  26
  27 namespace chromeos {
  28 namespace input_method {
  29
  30 namespace {
  31 const char kInputId1[] = "xkb:us:dvorak:eng";
  32 const char kInputId2[] = "xkb:us:colemak:eng";
  33 }
  34
  35 class InputMethodPersistenceTest : public testing::Test {
  36  protected:
  37   InputMethodPersistenceTest()
  38       : mock_profile_manager_(TestingBrowserProcess::GetGlobal()),
  39         fake_user_manager_(new chromeos::FakeChromeUserManager()),
  40         user_manager_enabler_(fake_user_manager_) {}
  41
  42   void SetUp() override {
  43     ASSERT_TRUE(mock_profile_manager_.SetUp());
  44
  45     // Add a user.
  46     const char kTestUserName[] = "test-user@example.com";
  47     fake_user_manager_->AddUser(kTestUserName);
  48     fake_user_manager_->LoginUser(kTestUserName);
  49
  50     // Create a valid profile for the user.
  51     TestingProfile* mock_profile =
  52         mock_profile_manager_.CreateTestingProfile(kTestUserName);
  53     mock_profile_manager_.SetLoggedIn(true);
  54     EXPECT_TRUE(ProfileManager::GetActiveUserProfile() == mock_profile);
  55
  56     mock_user_prefs_ = mock_profile->GetTestingPrefService();
  57   }
  58
  59   // Verifies that the user and system prefs contain the expected values.
  60   void VerifyPrefs(const std::string& current_input_method,
  61                    const std::string& previous_input_method,
  62                    const std::string& preferred_keyboard_layout) {
  63     EXPECT_EQ(current_input_method,
  64               mock_user_prefs_->GetString(prefs::kLanguageCurrentInputMethod));
  65     EXPECT_EQ(previous_input_method,
  66               mock_user_prefs_->GetString(prefs::kLanguagePreviousInputMethod));
  67     EXPECT_EQ(preferred_keyboard_layout,
  68               g_browser_process->local_state()->GetString(
  69                   language_prefs::kPreferredKeyboardLayout));
  70   }
  71
  72   content::TestBrowserThreadBundle thread_bundle_;
  73   syncable_prefs::TestingPrefServiceSyncable* mock_user_prefs_;
  74   MockInputMethodManager mock_manager_;
  75   TestingProfileManager mock_profile_manager_;
  76   chromeos::FakeChromeUserManager* fake_user_manager_;
  77   chromeos::ScopedUserManagerEnabler user_manager_enabler_;
  78 };
  79
  80 TEST_F(InputMethodPersistenceTest, TestLifetime) {
  81   {
  82     InputMethodPersistence persistence(&mock_manager_);
  83     EXPECT_EQ(1, mock_manager_.add_observer_count_);
  84   }
  85   EXPECT_EQ(1, mock_manager_.remove_observer_count_);
  86 }
  87
  88 TEST_F(InputMethodPersistenceTest, TestPrefPersistenceByState) {
  89   InputMethodPersistence persistence(&mock_manager_);
  90
  91   persistence.OnSessionStateChange(InputMethodManager::STATE_LOGIN_SCREEN);
  92   mock_manager_.SetCurrentInputMethodId(kInputId1);
  93   persistence.InputMethodChanged(&mock_manager_,
  94                                  ProfileManager::GetActiveUserProfile(), false);
  95   VerifyPrefs("", "", kInputId1);
  96
  97   persistence.OnSessionStateChange(InputMethodManager::STATE_BROWSER_SCREEN);
  98   mock_manager_.SetCurrentInputMethodId(kInputId2);
  99   persistence.InputMethodChanged(&mock_manager_,
 100                                  ProfileManager::GetActiveUserProfile(), false);
 101   VerifyPrefs(kInputId2, "", kInputId1);
 102
 103   persistence.OnSessionStateChange(InputMethodManager::STATE_LOCK_SCREEN);
 104   mock_manager_.SetCurrentInputMethodId(kInputId1);
 105   persistence.InputMethodChanged(&mock_manager_,
 106                                  ProfileManager::GetActiveUserProfile(), false);
 107   VerifyPrefs(kInputId2, "", kInputId1);
 108
 109   persistence.OnSessionStateChange(InputMethodManager::STATE_TERMINATING);
 110   mock_manager_.SetCurrentInputMethodId(kInputId1);
 111   persistence.InputMethodChanged(&mock_manager_,
 112                                  ProfileManager::GetActiveUserProfile(), false);
 113   VerifyPrefs(kInputId2, "", kInputId1);
 114
 115   persistence.OnSessionStateChange(InputMethodManager::STATE_LOGIN_SCREEN);
 116   mock_manager_.SetCurrentInputMethodId(kInputId2);
 117   persistence.InputMethodChanged(&mock_manager_,
 118                                  ProfileManager::GetActiveUserProfile(), false);
 119   VerifyPrefs(kInputId2, "", kInputId2);
 120
 121   persistence.OnSessionStateChange(InputMethodManager::STATE_BROWSER_SCREEN);
 122   mock_manager_.SetCurrentInputMethodId(kInputId1);
 123   persistence.InputMethodChanged(&mock_manager_,
 124                                  ProfileManager::GetActiveUserProfile(), false);
 125   VerifyPrefs(kInputId1, kInputId2, kInputId2);
 126 }
 127
 128 }  // namespace input_method
 129 }  // namespace chromeos