Implement cursor changing on Mushrome

ash/wm/ash_native_cursor_manager_unittest.cc

-// Copyright (c) 2012 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/ash_native_cursor_manager.h"
-
-#include "ash/display/display_util.h"
-#include "ash/shell.h"
-#include "ash/test/ash_test_base.h"
-#include "ash/test/cursor_manager_test_api.h"
-#include "ui/aura/test/aura_test_utils.h"
-#include "ui/aura/test/test_window_delegate.h"
-#include "ui/aura/test/test_windows.h"
-#include "ui/aura/window.h"
-#include "ui/aura/window_event_dispatcher.h"
-#include "ui/base/cursor/image_cursors.h"
-#include "ui/display/manager/display_manager.h"
-#include "ui/display/screen.h"
-#include "ui/display/test/display_manager_test_api.h"
-
-#if defined(USE_X11)
-#include "ui/base/cursor/cursor_loader_x11.h"
-#include "ui/resources/grit/ui_resources.h"
-#endif
-
-namespace ash {
-namespace test {
-
-namespace {
-
-// A delegate for recording a mouse event location.
-class MouseEventLocationDelegate : public aura::test::TestWindowDelegate {
- public:
-  MouseEventLocationDelegate() {}
-  ~MouseEventLocationDelegate() override {}
-
-  gfx::Point GetMouseEventLocationAndReset() {
-    gfx::Point p = mouse_event_location_;
-    mouse_event_location_.SetPoint(-100, -100);
-    return p;
-  }
-
-  void OnMouseEvent(ui::MouseEvent* event) override {
-    mouse_event_location_ = event->location();
-    event->SetHandled();
-  }
-
- private:
-  gfx::Point mouse_event_location_;
-
-  DISALLOW_COPY_AND_ASSIGN(MouseEventLocationDelegate);
-};
-
-}  // namespace
-
-typedef test::AshTestBase AshNativeCursorManagerTest;
-
-TEST_F(AshNativeCursorManagerTest, LockCursor) {
-  ::wm::CursorManager* cursor_manager = Shell::Get()->cursor_manager();
-  CursorManagerTestApi test_api(cursor_manager);
-
-  cursor_manager->SetCursor(ui::CursorType::kCopy);
-  EXPECT_EQ(ui::CursorType::kCopy, test_api.GetCurrentCursor().native_type());
-  UpdateDisplay("800x800*2/r");
-  EXPECT_EQ(2.0f, test_api.GetCurrentCursor().device_scale_factor());
-  EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
-  EXPECT_EQ(display::Display::ROTATE_90, test_api.GetCurrentCursorRotation());
-  EXPECT_TRUE(test_api.GetCurrentCursor().platform());
-
-  cursor_manager->LockCursor();
-  EXPECT_TRUE(cursor_manager->IsCursorLocked());
-
-  // Cursor type does not change while cursor is locked.
-  EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
-  cursor_manager->SetCursorSet(ui::CURSOR_SET_NORMAL);
-  EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
-  cursor_manager->SetCursorSet(ui::CURSOR_SET_LARGE);
-  EXPECT_EQ(ui::CURSOR_SET_LARGE, test_api.GetCurrentCursorSet());
-  cursor_manager->SetCursorSet(ui::CURSOR_SET_NORMAL);
-  EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
-
-  // Cursor type does not change while cursor is locked.
-  cursor_manager->SetCursor(ui::CursorType::kPointer);
-  EXPECT_EQ(ui::CursorType::kCopy, test_api.GetCurrentCursor().native_type());
-
-  // Device scale factor and rotation do change even while cursor is locked.
-  UpdateDisplay("800x800/u");
-  EXPECT_EQ(1.0f, test_api.GetCurrentCursor().device_scale_factor());
-  EXPECT_EQ(display::Display::ROTATE_180, test_api.GetCurrentCursorRotation());
-
-  cursor_manager->UnlockCursor();
-  EXPECT_FALSE(cursor_manager->IsCursorLocked());
-
-  // Cursor type changes to the one specified while cursor is locked.
-  EXPECT_EQ(ui::CursorType::kPointer,
-            test_api.GetCurrentCursor().native_type());
-  EXPECT_EQ(1.0f, test_api.GetCurrentCursor().device_scale_factor());
-  EXPECT_TRUE(test_api.GetCurrentCursor().platform());
-}
-
-TEST_F(AshNativeCursorManagerTest, SetCursor) {
-  ::wm::CursorManager* cursor_manager = Shell::Get()->cursor_manager();
-  CursorManagerTestApi test_api(cursor_manager);
-  cursor_manager->SetCursor(ui::CursorType::kCopy);
-  EXPECT_EQ(ui::CursorType::kCopy, test_api.GetCurrentCursor().native_type());
-  EXPECT_TRUE(test_api.GetCurrentCursor().platform());
-  cursor_manager->SetCursor(ui::CursorType::kPointer);
-  EXPECT_EQ(ui::CursorType::kPointer,
-            test_api.GetCurrentCursor().native_type());
-  EXPECT_TRUE(test_api.GetCurrentCursor().platform());
-}
-
-TEST_F(AshNativeCursorManagerTest, SetCursorSet) {
-  ::wm::CursorManager* cursor_manager = Shell::Get()->cursor_manager();
-  CursorManagerTestApi test_api(cursor_manager);
-
-  EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
-
-  cursor_manager->SetCursorSet(ui::CURSOR_SET_NORMAL);
-  EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
-
-  cursor_manager->SetCursorSet(ui::CURSOR_SET_LARGE);
-  EXPECT_EQ(ui::CURSOR_SET_LARGE, test_api.GetCurrentCursorSet());
-
-  cursor_manager->SetCursorSet(ui::CURSOR_SET_NORMAL);
-  EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
-}
-
-TEST_F(AshNativeCursorManagerTest, SetDeviceScaleFactorAndRotation) {
-  ::wm::CursorManager* cursor_manager = Shell::Get()->cursor_manager();
-  CursorManagerTestApi test_api(cursor_manager);
-  UpdateDisplay("800x100*2");
-  EXPECT_EQ(2.0f, test_api.GetCurrentCursor().device_scale_factor());
-  EXPECT_EQ(display::Display::ROTATE_0, test_api.GetCurrentCursorRotation());
-
-  UpdateDisplay("800x100/l");
-  EXPECT_EQ(1.0f, test_api.GetCurrentCursor().device_scale_factor());
-  EXPECT_EQ(display::Display::ROTATE_270, test_api.GetCurrentCursorRotation());
-}
-
-TEST_F(AshNativeCursorManagerTest, FractionalScale) {
-  ::wm::CursorManager* cursor_manager = Shell::Get()->cursor_manager();
-  CursorManagerTestApi test_api(cursor_manager);
-  // Cursor should use the resource scale factor.
-  UpdateDisplay("800x100*1.25");
-  EXPECT_EQ(1.0f, test_api.GetCurrentCursor().device_scale_factor());
-}
-
-TEST_F(AshNativeCursorManagerTest, UIScaleShouldNotChangeCursor) {
-  int64_t display_id = display::Screen::GetScreen()->GetPrimaryDisplay().id();
-  display::Display::SetInternalDisplayId(display_id);
-
-  ::wm::CursorManager* cursor_manager = Shell::Get()->cursor_manager();
-  CursorManagerTestApi test_api(cursor_manager);
-
-  display::test::DisplayManagerTestApi(Shell::Get()->display_manager())
-      .SetDisplayUIScale(display_id, 0.5f);
-  EXPECT_EQ(
-      1.0f,
-      display::Screen::GetScreen()->GetPrimaryDisplay().device_scale_factor());
-  EXPECT_EQ(1.0f, test_api.GetCurrentCursor().device_scale_factor());
-
-  display::test::DisplayManagerTestApi(Shell::Get()->display_manager())
-      .SetDisplayUIScale(display_id, 1.0f);
-
-  // 2x display should keep using 2x cursor regardless of the UI scale.
-  UpdateDisplay("800x800*2");
-  EXPECT_EQ(
-      2.0f,
-      display::Screen::GetScreen()->GetPrimaryDisplay().device_scale_factor());
-  EXPECT_EQ(2.0f, test_api.GetCurrentCursor().device_scale_factor());
-  display::test::DisplayManagerTestApi(Shell::Get()->display_manager())
-      .SetDisplayUIScale(display_id, 2.0f);
-  EXPECT_EQ(
-      1.0f,
-      display::Screen::GetScreen()->GetPrimaryDisplay().device_scale_factor());
-  EXPECT_EQ(2.0f, test_api.GetCurrentCursor().device_scale_factor());
-}
-
-#if defined(USE_X11)
-// This test is in ash_unittests because ui_base_unittests does not include
-// 2x assets. crbug.com/372541.
-TEST_F(AshNativeCursorManagerTest, CursorLoaderX11Test) {
-  const ui::CursorType kCursorId = ui::CursorType::kPointer;
-  ui::CursorLoaderX11 loader;
-  loader.set_scale(1.0f);
-
-  loader.LoadImageCursor(kCursorId, IDR_AURA_CURSOR_MOVE, gfx::Point());
-  const XcursorImage* image = loader.GetXcursorImageForTest(kCursorId);
-  int height = image->height;
-  int width = image->width;
-  loader.UnloadAll();
-
-  // Load 2x cursor and make sure its size is 2x of the 1x cusor.
-  loader.set_scale(2.0f);
-  loader.LoadImageCursor(kCursorId, IDR_AURA_CURSOR_MOVE, gfx::Point());
-  image = loader.GetXcursorImageForTest(kCursorId);
-  EXPECT_EQ(height * 2, static_cast<int>(image->height));
-  EXPECT_EQ(width * 2, static_cast<int>(image->width));
-}
-#endif
-
-}  // namespace test
-}  // namespace ash