AppListController refactoring part 2: Ash's AppListShowerDelegate imlementation.

ash/app_list/app_list_shower_delegate_unittest.cc

 // Copyright 2013 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 <memory>
 
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "ash/test/ash_test_base.h"
+#include "ash/test/ash_test_helper.h"
 #include "ash/test/test_shell_delegate.h"
 #include "ash/wm/window_util.h"
 #include "base/command_line.h"
 #include "ui/app_list/app_list_switches.h"
+#include "ui/app_list/shower/app_list_shower_impl.h"
 #include "ui/app_list/views/app_list_view.h"
 #include "ui/aura/test/test_windows.h"
 #include "ui/aura/window.h"
 #include "ui/events/test/event_generator.h"
 
 namespace ash {
 
 namespace {
-
 const int kMinimalCenteredAppListMargin = 10;
-
 }
 
 // The parameter is true to test the centered app list, false for normal.
 // (The test name ends in "/0" for normal, "/1" for centered.)
-class AppListControllerTest : public test::AshTestBase,
-                              public ::testing::WithParamInterface<bool> {
+class AppListShowerDelegateTest : public test::AshTestBase,
+                                  public ::testing::WithParamInterface<bool> {
  public:
-  AppListControllerTest();
-  virtual ~AppListControllerTest();
+  AppListShowerDelegateTest();
+  virtual ~AppListShowerDelegateTest();
+
+  // testing::Test:
   void SetUp() override;
 
+  app_list::AppListShowerImpl* GetAppListShower();
   bool IsCentered() const;
 };
 
-AppListControllerTest::AppListControllerTest() {
-}
+AppListShowerDelegateTest::AppListShowerDelegateTest() {}
 
-AppListControllerTest::~AppListControllerTest() {
-}
+AppListShowerDelegateTest::~AppListShowerDelegateTest() {}
 
-void AppListControllerTest::SetUp() {
+void AppListShowerDelegateTest::SetUp() {
   AshTestBase::SetUp();
   if (IsCentered()) {
     base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
     command_line->AppendSwitch(app_list::switches::kEnableCenteredAppList);
   }
 
   // Make the display big enough to hold the experimental app list.
   UpdateDisplay("1024x768");
 }
 
-bool AppListControllerTest::IsCentered() const {
+app_list::AppListShowerImpl* AppListShowerDelegateTest::GetAppListShower() {
+  return ash_test_helper()->test_shell_delegate()->app_list_shower();
+}
+
+bool AppListShowerDelegateTest::IsCentered() const {
   return GetParam();
 }
 
 // Tests that app launcher hides when focus moves to a normal window.
-TEST_P(AppListControllerTest, HideOnFocusOut) {
+TEST_P(AppListShowerDelegateTest, HideOnFocusOut) {
   Shell::GetInstance()->ShowAppList(NULL);
   EXPECT_TRUE(Shell::GetInstance()->GetAppListTargetVisibility());
 
   std::unique_ptr<aura::Window> window(CreateTestWindowInShellWithId(0));
   wm::ActivateWindow(window.get());
 
   EXPECT_FALSE(Shell::GetInstance()->GetAppListTargetVisibility());
 }
 
 // Tests that app launcher remains visible when focus is moved to a different
 // window in kShellWindowId_AppListContainer.
-TEST_P(AppListControllerTest, RemainVisibleWhenFocusingToApplistContainer) {
+TEST_P(AppListShowerDelegateTest, RemainVisibleWhenFocusingToApplistContainer) {
   Shell::GetInstance()->ShowAppList(NULL);
   EXPECT_TRUE(Shell::GetInstance()->GetAppListTargetVisibility());
 
   aura::Window* applist_container = Shell::GetContainer(
       Shell::GetPrimaryRootWindow(), kShellWindowId_AppListContainer);
   std::unique_ptr<aura::Window> window(
       aura::test::CreateTestWindowWithId(0, applist_container));
   wm::ActivateWindow(window.get());
 
   EXPECT_TRUE(Shell::GetInstance()->GetAppListTargetVisibility());
 }
 
 // Tests that clicking outside the app-list bubble closes it.
-TEST_P(AppListControllerTest, ClickOutsideBubbleClosesBubble) {
+TEST_P(AppListShowerDelegateTest, ClickOutsideBubbleClosesBubble) {
   Shell* shell = Shell::GetInstance();
   shell->ShowAppList(NULL);
-
-  aura::Window* app_window = shell->GetAppListWindow();
+  aura::Window* app_window = GetAppListShower()->GetWindow();
   ASSERT_TRUE(app_window);
   ui::test::EventGenerator generator(shell->GetPrimaryRootWindow(), app_window);
   // Click on the bubble itself. The bubble should remain visible.
   generator.ClickLeftButton();
   EXPECT_TRUE(shell->GetAppListTargetVisibility());
 
   // Click outside the bubble. This should close it.
   gfx::Rect app_window_bounds = app_window->GetBoundsInRootWindow();
   gfx::Point point_outside =
       gfx::Point(app_window_bounds.right(), app_window_bounds.y()) +
       gfx::Vector2d(10, 0);
   EXPECT_TRUE(shell->GetPrimaryRootWindow()->bounds().Contains(point_outside));
   generator.MoveMouseToInHost(point_outside);
   generator.ClickLeftButton();
   EXPECT_FALSE(shell->GetAppListTargetVisibility());
 }
 
 // Tests that clicking outside the app-list bubble closes it.
-TEST_P(AppListControllerTest, TapOutsideBubbleClosesBubble) {
+TEST_P(AppListShowerDelegateTest, TapOutsideBubbleClosesBubble) {
   Shell* shell = Shell::GetInstance();
   shell->ShowAppList(NULL);
 
-  aura::Window* app_window = shell->GetAppListWindow();
+  aura::Window* app_window = GetAppListShower()->GetWindow();
   ASSERT_TRUE(app_window);
   gfx::Rect app_window_bounds = app_window->GetBoundsInRootWindow();
 
   ui::test::EventGenerator generator(shell->GetPrimaryRootWindow());
   // Click on the bubble itself. The bubble should remain visible.
   generator.GestureTapAt(app_window_bounds.CenterPoint());
   EXPECT_TRUE(shell->GetAppListTargetVisibility());
 
   // Click outside the bubble. This should close it.
   gfx::Point point_outside =
       gfx::Point(app_window_bounds.right(), app_window_bounds.y()) +
       gfx::Vector2d(10, 0);
   EXPECT_TRUE(shell->GetPrimaryRootWindow()->bounds().Contains(point_outside));
   generator.GestureTapAt(point_outside);
   EXPECT_FALSE(shell->GetAppListTargetVisibility());
 }
 
 // Tests opening the app launcher on a non-primary display, then deleting the
 // display.
-TEST_P(AppListControllerTest, NonPrimaryDisplay) {
+TEST_P(AppListShowerDelegateTest, NonPrimaryDisplay) {
   if (!SupportsMultipleDisplays())
     return;
 
   // Set up a screen with two displays (horizontally adjacent).
   UpdateDisplay("1024x768,1024x768");
 
   aura::Window::Windows root_windows = Shell::GetAllRootWindows();
   ASSERT_EQ(2u, root_windows.size());
   aura::Window* secondary_window = root_windows[1];
   EXPECT_EQ("1024,0 1024x768",
             secondary_window->GetBoundsInScreen().ToString());
 
   Shell::GetInstance()->ShowAppList(secondary_window);
   EXPECT_TRUE(Shell::GetInstance()->GetAppListTargetVisibility());
 
   // Remove the secondary display. Shouldn't crash (http://crbug.com/368990).
   UpdateDisplay("1024x768");
 
   // Updating the displays should close the app list.
   EXPECT_FALSE(Shell::GetInstance()->GetAppListTargetVisibility());
 }
 
 // Tests opening the app launcher on a tiny display that is too small to contain
 // it.
-TEST_P(AppListControllerTest, TinyDisplay) {
+TEST_P(AppListShowerDelegateTest, TinyDisplay) {
   // Don't test this for the non-centered app list case; it isn't designed for
   // small displays. The most common case of a small display --- when the
   // virtual keyboard is open --- switches into the centered app list mode, so
   // we just want to run this test in that case.
   if (!IsCentered())
     return;
 
   // UpdateDisplay is not supported in this case, so just skip the test.
   if (!SupportsHostWindowResize())
     return;
 
   // Set up a screen with a tiny display (height smaller than the app list).
   UpdateDisplay("400x300");
 
   Shell::GetInstance()->ShowAppList(NULL);
   EXPECT_TRUE(Shell::GetInstance()->GetAppListTargetVisibility());
 
   // The top of the app list should be on-screen (even if the bottom is not).
   // We need to manually calculate the Y coordinate of the top of the app list
   // from the anchor (center) and height. There isn't a bounds rect that gives
   // the actual app list position (the widget bounds include the bubble border
   // which is much bigger than the actual app list size).
-  app_list::AppListView* app_list = Shell::GetInstance()->GetAppListView();
+  app_list::AppListView* app_list = GetAppListShower()->GetView();
   int app_list_view_top =
       app_list->anchor_rect().y() - app_list->bounds().height() / 2;
   EXPECT_GE(app_list_view_top, kMinimalCenteredAppListMargin);
 }
 
-INSTANTIATE_TEST_CASE_P(AppListControllerTestInstance,
-                        AppListControllerTest,
+INSTANTIATE_TEST_CASE_P(AppListShowerDelegateTestInstance,
+                        AppListShowerDelegateTest,
                         ::testing::Bool());
 
 }  // namespace ash