Revert 244050 "This is part 1 of implemeting phantom windows for..."

trunk/src/ash/wm/workspace/phantom_window_controller_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 "ash/wm/workspace/phantom_window_controller.h"
-
-#include "ash/ash_switches.h"
-#include "ash/shell.h"
-#include "ash/test/ash_test_base.h"
-#include "ui/aura/root_window.h"
-#include "ui/aura/window.h"
-#include "ui/aura/window_observer.h"
-#include "ui/views/widget/widget.h"
-
-namespace ash {
-namespace internal {
-
-namespace {
-
-// Returns true if |window| is non-NULL and is visible.
-bool IsVisible(aura::Window* window) {
-  return window && window->IsVisible();
-}
-
-// Observes |window|'s deletion.
-class WindowDeletionObserver : public aura::WindowObserver {
- public:
-  WindowDeletionObserver(aura::Window* window) : window_(window) {
-    window_->AddObserver(this);
-  }
-
-  virtual ~WindowDeletionObserver() {
-    if (window_)
-      window_->RemoveObserver(this);
-  }
-
-  // Returns true if the window has not been deleted yet.
-  bool IsWindowAlive() {
-    return !!window_;
-  }
-
-  // aura::WindowObserver:
-  virtual void OnWindowDestroying(aura::Window* window) OVERRIDE {
-    window_->RemoveObserver(this);
-    window_ = NULL;
-   }
-
- private:
-  aura::Window* window_;
-
-  DISALLOW_COPY_AND_ASSIGN(WindowDeletionObserver);
-};
-
-}  // namespace
-
-class PhantomWindowControllerTest : public ash::test::AshTestBase {
- public:
-  PhantomWindowControllerTest() {
-  }
-  virtual ~PhantomWindowControllerTest() {
-  }
-
-  // ash::test::AshTestBase:
-  virtual void SetUp() OVERRIDE {
-    ash::test::AshTestBase::SetUp();
-
-    UpdateDisplay("500x400,500x400");
-    window_ = CreateTestWindowInShellWithBounds(gfx::Rect(0, 0, 50, 60));
-    controller_.reset(new PhantomWindowController(window_));
-  }
-
-  void DeleteController() {
-    controller_.reset();
-  }
-
-  PhantomWindowController* controller() {
-    return controller_.get();
-  }
-
-  aura::Window* window() { return window_; }
-
-  aura::Window* phantom_window_in_target_root() {
-    return controller_->phantom_widget_in_target_root_ ?
-        controller_->phantom_widget_in_target_root_->GetNativeView() :
-        NULL;
-  }
-
-  aura::Window* phantom_window_in_start_root() {
-    return controller_->phantom_widget_in_start_root_ ?
-        controller_->phantom_widget_in_start_root_->GetNativeView() :
-        NULL;
-  }
-
- private:
-  aura::Window* window_;
-  scoped_ptr<PhantomWindowController> controller_;
-
-  DISALLOW_COPY_AND_ASSIGN(PhantomWindowControllerTest);
-};
-
-// Test that two phantom windows are used when animating to bounds at least
-// partially in another display.
-TEST_F(PhantomWindowControllerTest, PhantomWindowShow) {
-  if (!SupportsMultipleDisplays())
-    return;
-
-  aura::Window::Windows root_windows = Shell::GetAllRootWindows();
-  EXPECT_EQ(root_windows[0], window()->GetRootWindow());
-
-  // Phantom preview only in the left screen.
-  controller()->Show(gfx::Rect(100, 100, 50, 60));
-  EXPECT_TRUE(IsVisible(phantom_window_in_target_root()));
-  EXPECT_FALSE(IsVisible(phantom_window_in_start_root()));
-  EXPECT_EQ(root_windows[0], phantom_window_in_target_root()->GetRootWindow());
-
-  // Move phantom preview into the right screen. Test that 2 windows got
-  // created.
-  controller()->Show(gfx::Rect(600, 100, 50, 60));
-  EXPECT_TRUE(IsVisible(phantom_window_in_target_root()));
-  EXPECT_TRUE(IsVisible(phantom_window_in_start_root()));
-  EXPECT_EQ(root_windows[1], phantom_window_in_target_root()->GetRootWindow());
-  EXPECT_EQ(root_windows[0], phantom_window_in_start_root()->GetRootWindow());
-
-  // Move phantom preview only in the right screen. Start window should close.
-  controller()->Show(gfx::Rect(700, 100, 50, 60));
-  EXPECT_TRUE(IsVisible(phantom_window_in_target_root()));
-  EXPECT_FALSE(IsVisible(phantom_window_in_start_root()));
-  EXPECT_EQ(root_windows[1], phantom_window_in_target_root()->GetRootWindow());
-
-  // Move phantom preview into the left screen. Start window should open.
-  controller()->Show(gfx::Rect(100, 100, 50, 60));
-  EXPECT_TRUE(IsVisible(phantom_window_in_target_root()));
-  EXPECT_TRUE(IsVisible(phantom_window_in_start_root()));
-  EXPECT_EQ(root_windows[0], phantom_window_in_target_root()->GetRootWindow());
-  EXPECT_EQ(root_windows[1], phantom_window_in_start_root()->GetRootWindow());
-
-  // Move phantom preview while in the left screen. Start window should close.
-  controller()->Show(gfx::Rect(200, 100, 50, 60));
-  EXPECT_TRUE(IsVisible(phantom_window_in_target_root()));
-  EXPECT_FALSE(IsVisible(phantom_window_in_start_root()));
-  EXPECT_EQ(root_windows[0], phantom_window_in_target_root()->GetRootWindow());
-
-  // Move phantom preview spanning both screens with most of the preview in the
-  // right screen. Two windows are created.
-  controller()->Show(gfx::Rect(495, 100, 50, 60));
-  EXPECT_TRUE(IsVisible(phantom_window_in_target_root()));
-  EXPECT_TRUE(IsVisible(phantom_window_in_start_root()));
-  EXPECT_EQ(root_windows[1], phantom_window_in_target_root()->GetRootWindow());
-  EXPECT_EQ(root_windows[0], phantom_window_in_start_root()->GetRootWindow());
-
-  // Move phantom preview back into the left screen. Phantom windows should
-  // swap.
-  controller()->Show(gfx::Rect(200, 100, 50, 60));
-  EXPECT_TRUE(IsVisible(phantom_window_in_target_root()));
-  EXPECT_TRUE(IsVisible(phantom_window_in_start_root()));
-  EXPECT_EQ(root_windows[0], phantom_window_in_target_root()->GetRootWindow());
-  EXPECT_EQ(root_windows[1], phantom_window_in_start_root()->GetRootWindow());
-
-  // Destroy phantom controller. Both windows should close.
-  WindowDeletionObserver target_deletion_observer(
-      phantom_window_in_target_root());
-  WindowDeletionObserver start_deletion_observer(
-      phantom_window_in_start_root());
-  DeleteController();
-  EXPECT_FALSE(target_deletion_observer.IsWindowAlive());
-  EXPECT_FALSE(start_deletion_observer.IsWindowAlive());
-}
-
-}  // namespace internal
-}  // namespace ash