ios/web/active_state_manager_impl_unittest.mm

   1 // Copyright 2015 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 "ios/web/active_state_manager_impl.h"
   6
   7 #include "base/memory/scoped_ptr.h"
   8 #include "ios/web/public/active_state_manager.h"
   9 #include "ios/web/public/browser_state.h"
  10 #include "ios/web/public/test/test_browser_state.h"
  11 #include "ios/web/public/test/test_web_thread_bundle.h"
  12 #include "ios/web/test/web_test.h"
  13 #include "testing/gmock/include/gmock/gmock.h"
  14 #include "testing/gtest/include/gtest/gtest.h"
  15 #include "testing/platform_test.h"
  16
  17 namespace web {
  18 namespace {
  19
  20 // A test fixture to test ActiveStateManagerImpl.
  21 typedef WebTest ActiveStateManagerImplTest;
  22
  23 // An ActiveStateManager::Observer used for testing purposes.
  24 class ActiveStateManagerObserver : public ActiveStateManager::Observer {
  25  public:
  26   ActiveStateManagerObserver() {}
  27   virtual ~ActiveStateManagerObserver() {}
  28
  29   // ActiveStateManager::Observer implementation.
  30   MOCK_METHOD0(OnActive, void());
  31   MOCK_METHOD0(OnInactive, void());
  32   MOCK_METHOD0(WillBeDestroyed, void());
  33 };
  34
  35 }  // namespace
  36
  37 // Tests that an ActiveStateManagerImpl is succesfully created with a
  38 // BrowserState and that it can be made active/inactive.
  39 TEST_F(ActiveStateManagerImplTest, ActiveState) {
  40   ActiveStateManager* active_state_manager =
  41       BrowserState::GetActiveStateManager(GetBrowserState());
  42   ASSERT_TRUE(active_state_manager);
  43
  44   ASSERT_TRUE(active_state_manager->IsActive());
  45
  46   active_state_manager->SetActive(true);
  47   EXPECT_TRUE(active_state_manager->IsActive());
  48
  49   // Make sure it is ok to SetActive(true) on an already active
  50   // ActiveStateManager.
  51   active_state_manager->SetActive(true);
  52   EXPECT_TRUE(active_state_manager->IsActive());
  53
  54   active_state_manager->SetActive(false);
  55   EXPECT_FALSE(active_state_manager->IsActive());
  56 }
  57
  58 // Tests that ActiveStateManager::Observer are notified correctly.
  59 TEST_F(ActiveStateManagerImplTest, ObserverMethod) {
  60   // |GetBrowserState()| already has its ActiveStateManager be active.
  61   BrowserState::GetActiveStateManager(GetBrowserState())->SetActive(false);
  62
  63   ActiveStateManagerObserver observer;
  64   TestBrowserState browser_state;
  65   ActiveStateManager* active_state_manager =
  66       BrowserState::GetActiveStateManager(&browser_state);
  67
  68   active_state_manager->AddObserver(&observer);
  69
  70   EXPECT_CALL(observer, OnActive()).Times(1);
  71   EXPECT_CALL(observer, OnInactive()).Times(1);
  72   EXPECT_CALL(observer, WillBeDestroyed()).Times(1);
  73
  74   active_state_manager->SetActive(true);
  75   active_state_manager->SetActive(false);
  76   // There is no need to explicitly remove the observer since it is removed when
  77   // |active_state_manager| goes away -- which happens when |browser_state| goes
  78   // away.
  79 }
  80
  81 }  // namespace web