Revert 291221 "Athena: Adding basic resource management framewor..."

trunk/src/athena/content/app_activity_unittest.cc

-/// Copyright 2014 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 "athena/activity/public/activity_factory.h"
-#include "athena/activity/public/activity_manager.h"
-#include "athena/content/app_activity.h"
-#include "athena/content/app_activity_registry.h"
-#include "athena/content/public/app_content_control_delegate.h"
-#include "athena/content/public/app_registry.h"
-#include "athena/test/athena_test_base.h"
-#include "extensions/shell/browser/shell_app_window.h"
-#include "ui/aura/window.h"
-#include "ui/views/view.h"
-#include "ui/views/widget/widget.h"
-
-
-namespace content {
-class BrowserContext;
-}
-
-namespace athena {
-namespace test {
-
-namespace {
-
-// An identifier for the running apps.
-const char kDummyApp1[] = "aaaaaaa";
-const char kDummyApp2[] = "bbbbbbb";
-
-// A dummy test app activity which works without content / ShellAppWindow.
-class TestAppActivity : public AppActivity {
- public:
-  explicit TestAppActivity(const std::string& app_id) :
-      AppActivity(NULL),
-      app_id_(app_id),
-      view_(new views::View()),
-      current_state_(ACTIVITY_VISIBLE) {
-    app_activity_registry_ =
-        AppRegistry::Get()->GetAppActivityRegistry(app_id, NULL);
-    app_activity_registry_->RegisterAppActivity(this);
-  }
-  virtual ~TestAppActivity() {
-    app_activity_registry_->UnregisterAppActivity(this);
-  }
-
-  AppActivityRegistry* app_activity_registry() {
-    return app_activity_registry_;
-  }
-
-  // Activity:
-  virtual ActivityViewModel* GetActivityViewModel() OVERRIDE {
-    return this;
-  }
-  virtual void SetCurrentState(Activity::ActivityState state) OVERRIDE {
-    current_state_ = state;
-  }
-  virtual ActivityState GetCurrentState() OVERRIDE {
-    return current_state_;
-  }
-  virtual bool IsVisible() OVERRIDE {
-    return true;
-  }
-  virtual ActivityMediaState GetMediaState() OVERRIDE {
-    return Activity::ACTIVITY_MEDIA_STATE_NONE;
-  }
-  virtual aura::Window* GetWindow() OVERRIDE {
-    return view_->GetWidget()->GetNativeWindow();
-  }
-
-  // ActivityViewModel:
-  virtual void Init() OVERRIDE {}
-  virtual SkColor GetRepresentativeColor() const OVERRIDE { return 0; }
-  virtual base::string16 GetTitle() const OVERRIDE { return title_; }
-  virtual bool UsesFrame() const OVERRIDE { return true; }
-  virtual views::View* GetContentsView() OVERRIDE { return view_; }
-  virtual void CreateOverviewModeImage() OVERRIDE {}
-
- private:
-  // If known the registry which holds all activities for the associated app.
-  AppActivityRegistry* app_activity_registry_;
-
-  // The application ID.
-  const std::string& app_id_;
-
-  // The title of the activity.
-  base::string16 title_;
-
-  // Our view.
-  views::View* view_;
-
-  // The current state for this activity.
-  ActivityState current_state_;
-
-  DISALLOW_COPY_AND_ASSIGN(TestAppActivity);
-};
-
-// An AppContentDelegateClass which we can query for call stats.
-class TestAppContentControlDelegate : public AppContentControlDelegate {
- public:
-  TestAppContentControlDelegate() : unload_called_(0),
-                                    restart_called_(0) {}
-  virtual ~TestAppContentControlDelegate() {}
-
-  int unload_called() { return unload_called_; }
-  int restart_called() { return restart_called_; }
-  void SetExtensionID(const std::string& extension_id) {
-    extension_id_to_return_ = extension_id;
-  }
-
-  // Unload an application. Returns true when unloaded.
-  virtual bool UnloadApplication(
-      const std::string& app_id,
-      content::BrowserContext* browser_context) OVERRIDE {
-    unload_called_++;
-    // Since we did not close anything we let the framework clean up.
-    return false;
-  }
-  // Restarts an application. Returns true when the restart was initiated.
-  virtual bool RestartApplication(
-      const std::string& app_id,
-      content::BrowserContext* browser_context) OVERRIDE {
-    restart_called_++;
-    return true;
-  }
-  // Returns the application ID (or an empty string) for a given web content.
-  virtual std::string GetApplicationID(
-      content::WebContents* web_contents) OVERRIDE {
-    return extension_id_to_return_;
-  }
-
- private:
-  int unload_called_;
-  int restart_called_;
-  std::string extension_id_to_return_;
-
-  DISALLOW_COPY_AND_ASSIGN(TestAppContentControlDelegate);
-};
-
-}  // namespace
-
-// Our testing base.
-class AppActivityTest : public AthenaTestBase {
- public:
-  AppActivityTest() : test_app_content_control_delegate_(NULL) {}
-  virtual ~AppActivityTest() {}
-
-  // AthenaTestBase:
-  virtual void SetUp() OVERRIDE {
-    AthenaTestBase::SetUp();
-    // Create and install our TestAppContentDelegate with instrumentation.
-    test_app_content_control_delegate_ = new TestAppContentControlDelegate();
-    AppRegistry::Get()->SetDelegate(test_app_content_control_delegate_);
-  }
-
-  // A function to create an Activity.
-  TestAppActivity* CreateAppActivity(const std::string& app_id) {
-    TestAppActivity* activity = new TestAppActivity(app_id);
-    ActivityManager::Get()->AddActivity(activity);
-    return activity;
-  }
-
-  void CloseActivity(Activity* activity) {
-    delete activity;
-    RunAllPendingInMessageLoop();
-  }
-
-  // Get the position of the activity in the navigation history.
-  int GetActivityPosition(Activity* activity) {
-    aura::Window* window = activity->GetActivityViewModel()->GetContentsView()
-                               ->GetWidget()->GetNativeWindow();
-    aura::Window::Windows windows = activity->GetWindow()->parent()->children();
-    for (size_t i = 0; i < windows.size(); i++) {
-      if (windows[i] == window)
-        return i;
-    }
-    return -1;
-  }
-
- protected:
-  TestAppContentControlDelegate* test_app_content_control_delegate() {
-    return test_app_content_control_delegate_;
-  }
-
- private:
-  TestAppContentControlDelegate* test_app_content_control_delegate_;
-
-  DISALLOW_COPY_AND_ASSIGN(AppActivityTest);
-};
-
-// Only creates one activity and destroys it.
-TEST_F(AppActivityTest, OneAppActivity) {
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-  {
-    TestAppActivity* app_activity = CreateAppActivity(kDummyApp1);
-    EXPECT_EQ(1, AppRegistry::Get()->NumberOfApplications());
-    EXPECT_EQ(1, app_activity->app_activity_registry()->NumberOfActivities());
-    EXPECT_EQ(AppRegistry::Get()->GetAppActivityRegistry(kDummyApp1, NULL),
-              app_activity->app_activity_registry());
-    CloseActivity(app_activity);
-  }
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-  EXPECT_EQ(0, test_app_content_control_delegate()->unload_called());
-  EXPECT_EQ(0, test_app_content_control_delegate()->restart_called());
-}
-
-// Test running of two applications.
-TEST_F(AppActivityTest, TwoAppsWithOneActivityEach) {
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-  {
-    TestAppActivity* app_activity1 = CreateAppActivity(kDummyApp1);
-    EXPECT_EQ(1, AppRegistry::Get()->NumberOfApplications());
-    EXPECT_EQ(1, app_activity1->app_activity_registry()->NumberOfActivities());
-    TestAppActivity* app_activity2 = CreateAppActivity(kDummyApp2);
-    EXPECT_EQ(2, AppRegistry::Get()->NumberOfApplications());
-    EXPECT_EQ(1, app_activity2->app_activity_registry()->NumberOfActivities());
-    EXPECT_EQ(1, app_activity1->app_activity_registry()->NumberOfActivities());
-    CloseActivity(app_activity1);
-    CloseActivity(app_activity2);
-  }
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-  EXPECT_EQ(0, test_app_content_control_delegate()->unload_called());
-  EXPECT_EQ(0, test_app_content_control_delegate()->restart_called());
-}
-
-// Create and destroy two activities for the same application.
-TEST_F(AppActivityTest, TwoAppActivities) {
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-  {
-    TestAppActivity* app_activity1 = CreateAppActivity(kDummyApp1);
-    TestAppActivity* app_activity2 = CreateAppActivity(kDummyApp1);
-    EXPECT_EQ(1, AppRegistry::Get()->NumberOfApplications());
-    EXPECT_EQ(2, app_activity1->app_activity_registry()->NumberOfActivities());
-    EXPECT_EQ(app_activity1->app_activity_registry(),
-              app_activity2->app_activity_registry());
-    CloseActivity(app_activity1);
-    EXPECT_EQ(1, AppRegistry::Get()->NumberOfApplications());
-    EXPECT_EQ(1, app_activity2->app_activity_registry()->NumberOfActivities());
-    CloseActivity(app_activity2);
-  }
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-  {
-    TestAppActivity* app_activity1 = CreateAppActivity(kDummyApp1);
-    TestAppActivity* app_activity2 = CreateAppActivity(kDummyApp1);
-    EXPECT_EQ(1, AppRegistry::Get()->NumberOfApplications());
-    EXPECT_EQ(2, app_activity1->app_activity_registry()->NumberOfActivities());
-    EXPECT_EQ(app_activity1->app_activity_registry(),
-              app_activity2->app_activity_registry());
-    CloseActivity(app_activity2);
-    EXPECT_EQ(1, AppRegistry::Get()->NumberOfApplications());
-    EXPECT_EQ(1, app_activity1->app_activity_registry()->NumberOfActivities());
-    CloseActivity(app_activity1);
-  }
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-  EXPECT_EQ(0, test_app_content_control_delegate()->unload_called());
-  EXPECT_EQ(0, test_app_content_control_delegate()->restart_called());
-}
-
-// Test unload and the creation of the proxy, then "closing the activity".
-TEST_F(AppActivityTest, TestUnloadFollowedByClose) {
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-
-  TestAppActivity* app_activity = CreateAppActivity(kDummyApp1);
-  EXPECT_EQ(1, AppRegistry::Get()->NumberOfApplications());
-  AppActivityRegistry* app_activity_registry =
-      app_activity->app_activity_registry();
-  EXPECT_EQ(1, app_activity_registry->NumberOfActivities());
-  EXPECT_EQ(Activity::ACTIVITY_VISIBLE, app_activity->GetCurrentState());
-
-  // Calling Unload now should not do anything since at least one activity in
-  // the registry is still visible.
-  app_activity_registry->Unload();
-  EXPECT_EQ(0, test_app_content_control_delegate()->unload_called());
-
-  // After setting our activity to unloaded however the application should get
-  // unloaded as requested.
-  app_activity->SetCurrentState(Activity::ACTIVITY_UNLOADED);
-  app_activity_registry->Unload();
-  EXPECT_EQ(1, test_app_content_control_delegate()->unload_called());
-
-  // Check that our created application is gone, and instead a proxy got
-  // created.
-  ASSERT_EQ(1, AppRegistry::Get()->NumberOfApplications());
-  ASSERT_EQ(app_activity_registry,
-            AppRegistry::Get()->GetAppActivityRegistry(kDummyApp1, NULL));
-  EXPECT_EQ(0, app_activity_registry->NumberOfActivities());
-  Activity* activity_proxy =
-      app_activity_registry->unloaded_activity_proxy_for_test();
-  ASSERT_TRUE(activity_proxy);
-  EXPECT_NE(app_activity, activity_proxy);
-  EXPECT_EQ(Activity::ACTIVITY_UNLOADED, activity_proxy->GetCurrentState());
-
-  // Close the proxy object and make sure that nothing bad happens.
-  CloseActivity(activity_proxy);
-
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-  EXPECT_EQ(1, test_app_content_control_delegate()->unload_called());
-  EXPECT_EQ(0, test_app_content_control_delegate()->restart_called());
-}
-
-// Test that when unloading an app while multiple apps / activities are present,
-// the proxy gets created in the correct location.
-TEST_F(AppActivityTest, TestUnloadProxyLocation) {
-  // Set up some activities for some applications.
-  TestAppActivity* app_activity1a = CreateAppActivity(kDummyApp1);
-  TestAppActivity* app_activity2a = CreateAppActivity(kDummyApp2);
-  TestAppActivity* app_activity2b = CreateAppActivity(kDummyApp2);
-  TestAppActivity* app_activity1b = CreateAppActivity(kDummyApp1);
-  EXPECT_EQ(3, GetActivityPosition(app_activity1b));
-  EXPECT_EQ(2, GetActivityPosition(app_activity2b));
-  EXPECT_EQ(1, GetActivityPosition(app_activity2a));
-  EXPECT_EQ(0, GetActivityPosition(app_activity1a));
-
-  // Unload an app and make sure that the proxy is in the newest activity slot.
-  AppActivityRegistry* app_activity_registry =
-      app_activity2a->app_activity_registry();
-  app_activity2a->SetCurrentState(Activity::ACTIVITY_UNLOADED);
-  app_activity2b->SetCurrentState(Activity::ACTIVITY_UNLOADED);
-  app_activity2a->app_activity_registry()->Unload();
-  EXPECT_EQ(0, app_activity_registry->NumberOfActivities());
-  Activity* activity_proxy =
-      app_activity_registry->unloaded_activity_proxy_for_test();
-  RunAllPendingInMessageLoop();
-
-  EXPECT_EQ(2, GetActivityPosition(app_activity1b));
-  EXPECT_EQ(1, GetActivityPosition(activity_proxy));
-  EXPECT_EQ(0, GetActivityPosition(app_activity1a));
-
-  CloseActivity(activity_proxy);
-  CloseActivity(app_activity1b);
-  CloseActivity(app_activity1a);
-}
-
-// Test that an unload with multiple activities of the same app will only unload
-// when all activities were marked for unloading.
-TEST_F(AppActivityTest, TestMultipleActivityUnloadLock) {
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-
-  TestAppActivity* app_activity1 = CreateAppActivity(kDummyApp1);
-  TestAppActivity* app_activity2 = CreateAppActivity(kDummyApp1);
-  TestAppActivity* app_activity3 = CreateAppActivity(kDummyApp1);
-
-  // Check that we have 3 activities of the same application.
-  EXPECT_EQ(1, AppRegistry::Get()->NumberOfApplications());
-  AppActivityRegistry* app_activity_registry =
-      app_activity1->app_activity_registry();
-  EXPECT_EQ(app_activity_registry, app_activity2->app_activity_registry());
-  EXPECT_EQ(app_activity_registry, app_activity3->app_activity_registry());
-  EXPECT_EQ(3, app_activity_registry->NumberOfActivities());
-  EXPECT_EQ(Activity::ACTIVITY_VISIBLE, app_activity1->GetCurrentState());
-  EXPECT_EQ(Activity::ACTIVITY_VISIBLE, app_activity2->GetCurrentState());
-  EXPECT_EQ(Activity::ACTIVITY_VISIBLE, app_activity3->GetCurrentState());
-
-  // After setting all activities to UNLOADED the application should unload.
-  app_activity1->SetCurrentState(Activity::ACTIVITY_UNLOADED);
-  app_activity1->app_activity_registry()->Unload();
-  EXPECT_EQ(0, test_app_content_control_delegate()->unload_called());
-  app_activity2->SetCurrentState(Activity::ACTIVITY_UNLOADED);
-  app_activity2->app_activity_registry()->Unload();
-  EXPECT_EQ(0, test_app_content_control_delegate()->unload_called());
-  app_activity3->SetCurrentState(Activity::ACTIVITY_UNLOADED);
-  app_activity3->app_activity_registry()->Unload();
-  EXPECT_EQ(1, test_app_content_control_delegate()->unload_called());
-
-  // Now there should only be the proxy activity left.
-  ASSERT_EQ(1, AppRegistry::Get()->NumberOfApplications());
-  ASSERT_EQ(app_activity_registry,
-            AppRegistry::Get()->GetAppActivityRegistry(kDummyApp1, NULL));
-  EXPECT_EQ(0, app_activity_registry->NumberOfActivities());
-  Activity* activity_proxy =
-      app_activity_registry->unloaded_activity_proxy_for_test();
-  ASSERT_TRUE(activity_proxy);
-  EXPECT_NE(app_activity1, activity_proxy);
-  EXPECT_NE(app_activity2, activity_proxy);
-  EXPECT_NE(app_activity3, activity_proxy);
-  EXPECT_EQ(Activity::ACTIVITY_UNLOADED, activity_proxy->GetCurrentState());
-
-  // Close the proxy object and make sure that nothing bad happens.
-  CloseActivity(activity_proxy);
-
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-  EXPECT_EQ(1, test_app_content_control_delegate()->unload_called());
-  EXPECT_EQ(0, test_app_content_control_delegate()->restart_called());
-}
-
-// Test that activating the proxy will reload the application.
-TEST_F(AppActivityTest, TestUnloadWithReload) {
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-
-  TestAppActivity* app_activity = CreateAppActivity(kDummyApp1);
-  AppActivityRegistry* app_activity_registry =
-      app_activity->app_activity_registry();
-
-  // Unload the activity.
-  app_activity->SetCurrentState(Activity::ACTIVITY_UNLOADED);
-  app_activity_registry->Unload();
-  EXPECT_EQ(1, test_app_content_control_delegate()->unload_called());
-
-  // Try to activate the activity again. This will force the application to
-  // reload.
-  Activity* activity_proxy =
-      app_activity_registry->unloaded_activity_proxy_for_test();
-  activity_proxy->SetCurrentState(Activity::ACTIVITY_VISIBLE);
-  EXPECT_EQ(1, test_app_content_control_delegate()->restart_called());
-
-  // However - the restart in this test framework does not really restart and
-  // all objects should be gone now.
-  EXPECT_EQ(0, AppRegistry::Get()->NumberOfApplications());
-}
-
-}  // namespace test
-}  // namespace athena