Revert of 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 AppListShowerDelegateTest : public test::AshTestBase,
-                                  public ::testing::WithParamInterface<bool> {
- public:
-  AppListShowerDelegateTest();
-  virtual ~AppListShowerDelegateTest();
-
-  // testing::Test:
-  void SetUp() override;
-
-  app_list::AppListShowerImpl* GetAppListShower();
-  bool IsCentered() const;
-};
-
-AppListShowerDelegateTest::AppListShowerDelegateTest() {}
-
-AppListShowerDelegateTest::~AppListShowerDelegateTest() {}
-
-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");
-}
-
-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(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(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(AppListShowerDelegateTest, ClickOutsideBubbleClosesBubble) {
-  Shell* shell = Shell::GetInstance();
-  shell->ShowAppList(NULL);
-  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(AppListShowerDelegateTest, TapOutsideBubbleClosesBubble) {
-  Shell* shell = Shell::GetInstance();
-  shell->ShowAppList(NULL);
-
-  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(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(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 = 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(AppListShowerDelegateTestInstance,
-                        AppListShowerDelegateTest,
-                        ::testing::Bool());
-
-}  // namespace ash