chromeos: Move files in //ash/common to //ash, part 3

ash/common/wm_window_user_data_unittest.cc

-// Copyright 2016 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/common/wm_window_user_data.h"
-
-#include <memory>
-
-#include "ash/common/wm_shell.h"
-#include "ash/common/wm_window.h"
-#include "ash/common/wm_window_user_data.h"
-#include "ash/test/ash_test.h"
-#include "base/memory/ptr_util.h"
-
-namespace ash {
-namespace {
-
-// Class that sets a bool* to true from the destructor. Used to track
-// destruction.
-class Data {
- public:
-  explicit Data(bool* delete_setter) : delete_setter_(delete_setter) {}
-  ~Data() { *delete_setter_ = true; }
-
- private:
-  bool* delete_setter_;
-
-  DISALLOW_COPY_AND_ASSIGN(Data);
-};
-
-}  // namespace
-
-using WmWindowUserDataTest = AshTest;
-
-// Verifies clear() deletes the data associated with a window.
-TEST_F(WmWindowUserDataTest, ClearDestroys) {
-  WmWindowUserData<Data> user_data;
-  WmWindow* window = WmShell::Get()->NewWindow(ui::wm::WINDOW_TYPE_UNKNOWN,
-                                               ui::LAYER_NOT_DRAWN);
-  bool data_deleted = false;
-  user_data.Set(window, base::MakeUnique<Data>(&data_deleted));
-  EXPECT_FALSE(data_deleted);
-  user_data.clear();
-  EXPECT_TRUE(data_deleted);
-  window->Destroy();
-}
-
-// Verifies Set() called with an existing window replaces the existing data.
-TEST_F(WmWindowUserDataTest, ReplaceDestroys) {
-  WmWindowUserData<Data> user_data;
-  WmWindow* window = WmShell::Get()->NewWindow(ui::wm::WINDOW_TYPE_UNKNOWN,
-                                               ui::LAYER_NOT_DRAWN);
-  bool data1_deleted = false;
-  user_data.Set(window, base::MakeUnique<Data>(&data1_deleted));
-  EXPECT_FALSE(data1_deleted);
-  bool data2_deleted = false;
-  user_data.Set(window, base::MakeUnique<Data>(&data2_deleted));
-  EXPECT_TRUE(data1_deleted);
-  EXPECT_FALSE(data2_deleted);
-  ASSERT_EQ(1u, user_data.GetWindows().size());
-  EXPECT_EQ(window, *user_data.GetWindows().begin());
-  window->Destroy();
-  EXPECT_TRUE(data2_deleted);
-  EXPECT_TRUE(user_data.GetWindows().empty());
-}
-
-// Verifies Set() with null deletes existing data.
-TEST_F(WmWindowUserDataTest, NullClears) {
-  WmWindowUserData<Data> user_data;
-  WmWindow* window = WmShell::Get()->NewWindow(ui::wm::WINDOW_TYPE_UNKNOWN,
-                                               ui::LAYER_NOT_DRAWN);
-  bool data1_deleted = false;
-  user_data.Set(window, base::MakeUnique<Data>(&data1_deleted));
-  EXPECT_FALSE(data1_deleted);
-  user_data.Set(window, nullptr);
-  EXPECT_TRUE(data1_deleted);
-  EXPECT_TRUE(user_data.GetWindows().empty());
-  window->Destroy();
-}
-
-}  // namespace ash