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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "ash/wm/ash_native_cursor_manager.h"
      6 
      7 #include "ash/display/display_info.h"
      8 #include "ash/display/display_manager.h"
      9 #include "ash/shell.h"
     10 #include "ash/test/ash_test_base.h"
     11 #include "ash/test/cursor_manager_test_api.h"
     12 #include "ui/aura/test/aura_test_utils.h"
     13 #include "ui/aura/test/test_window_delegate.h"
     14 #include "ui/aura/test/test_windows.h"
     15 #include "ui/aura/window.h"
     16 #include "ui/aura/window_event_dispatcher.h"
     17 #include "ui/base/cursor/image_cursors.h"
     18 #include "ui/gfx/screen.h"
     19 
     20 #if defined(OS_WIN)
     21 #include "base/win/windows_version.h"
     22 #include "ui/base/cursor/cursor_loader_win.h"
     23 #endif
     24 
     25 #if defined(USE_X11)
     26 #include "grit/ui_resources.h"
     27 #include "ui/base/cursor/cursor_loader_x11.h"
     28 #endif
     29 
     30 namespace ash {
     31 namespace test {
     32 
     33 namespace {
     34 
     35 // A delegate for recording a mouse event location.
     36 class MouseEventLocationDelegate : public aura::test::TestWindowDelegate {
     37  public:
     38   MouseEventLocationDelegate() {}
     39   virtual ~MouseEventLocationDelegate() {}
     40 
     41   gfx::Point GetMouseEventLocationAndReset() {
     42     gfx::Point p = mouse_event_location_;
     43     mouse_event_location_.SetPoint(-100, -100);
     44     return p;
     45   }
     46 
     47   virtual void OnMouseEvent(ui::MouseEvent* event) OVERRIDE {
     48     mouse_event_location_ = event->location();
     49     event->SetHandled();
     50   }
     51 
     52  private:
     53   gfx::Point mouse_event_location_;
     54 
     55   DISALLOW_COPY_AND_ASSIGN(MouseEventLocationDelegate);
     56 };
     57 
     58 }  // namespace
     59 
     60 typedef test::AshTestBase AshNativeCursorManagerTest;
     61 
     62 TEST_F(AshNativeCursorManagerTest, LockCursor) {
     63   ::wm::CursorManager* cursor_manager = Shell::GetInstance()->cursor_manager();
     64   CursorManagerTestApi test_api(cursor_manager);
     65 
     66 #if defined(OS_WIN)
     67   ui::CursorLoaderWin::SetCursorResourceModule(L"ash_unittests.exe");
     68 #endif
     69   cursor_manager->SetCursor(ui::kCursorCopy);
     70   EXPECT_EQ(ui::kCursorCopy, test_api.GetCurrentCursor().native_type());
     71   UpdateDisplay("800x800*2/r");
     72   EXPECT_EQ(2.0f, test_api.GetCurrentCursor().device_scale_factor());
     73   EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
     74   EXPECT_EQ(gfx::Display::ROTATE_90, test_api.GetCurrentCursorRotation());
     75   EXPECT_TRUE(test_api.GetCurrentCursor().platform());
     76 
     77   cursor_manager->LockCursor();
     78   EXPECT_TRUE(cursor_manager->IsCursorLocked());
     79 
     80   // Cursor type does not change while cursor is locked.
     81   EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
     82   cursor_manager->SetCursorSet(ui::CURSOR_SET_NORMAL);
     83   EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
     84   cursor_manager->SetCursorSet(ui::CURSOR_SET_LARGE);
     85   EXPECT_EQ(ui::CURSOR_SET_LARGE, test_api.GetCurrentCursorSet());
     86   cursor_manager->SetCursorSet(ui::CURSOR_SET_NORMAL);
     87   EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
     88 
     89   // Cursor type does not change while cursor is locked.
     90   cursor_manager->SetCursor(ui::kCursorPointer);
     91   EXPECT_EQ(ui::kCursorCopy, test_api.GetCurrentCursor().native_type());
     92 
     93   // Device scale factor and rotation do change even while cursor is locked.
     94   UpdateDisplay("800x800/u");
     95   EXPECT_EQ(1.0f, test_api.GetCurrentCursor().device_scale_factor());
     96   EXPECT_EQ(gfx::Display::ROTATE_180, test_api.GetCurrentCursorRotation());
     97 
     98   cursor_manager->UnlockCursor();
     99   EXPECT_FALSE(cursor_manager->IsCursorLocked());
    100 
    101   // Cursor type changes to the one specified while cursor is locked.
    102   EXPECT_EQ(ui::kCursorPointer, test_api.GetCurrentCursor().native_type());
    103   EXPECT_EQ(1.0f, test_api.GetCurrentCursor().device_scale_factor());
    104   EXPECT_TRUE(test_api.GetCurrentCursor().platform());
    105 }
    106 
    107 TEST_F(AshNativeCursorManagerTest, SetCursor) {
    108   ::wm::CursorManager* cursor_manager = Shell::GetInstance()->cursor_manager();
    109   CursorManagerTestApi test_api(cursor_manager);
    110 #if defined(OS_WIN)
    111   ui::CursorLoaderWin::SetCursorResourceModule(L"ash_unittests.exe");
    112 #endif
    113   cursor_manager->SetCursor(ui::kCursorCopy);
    114   EXPECT_EQ(ui::kCursorCopy, test_api.GetCurrentCursor().native_type());
    115   EXPECT_TRUE(test_api.GetCurrentCursor().platform());
    116   cursor_manager->SetCursor(ui::kCursorPointer);
    117   EXPECT_EQ(ui::kCursorPointer, test_api.GetCurrentCursor().native_type());
    118   EXPECT_TRUE(test_api.GetCurrentCursor().platform());
    119 }
    120 
    121 TEST_F(AshNativeCursorManagerTest, SetCursorSet) {
    122   ::wm::CursorManager* cursor_manager = Shell::GetInstance()->cursor_manager();
    123   CursorManagerTestApi test_api(cursor_manager);
    124 
    125   EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
    126 
    127   cursor_manager->SetCursorSet(ui::CURSOR_SET_NORMAL);
    128   EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
    129 
    130   cursor_manager->SetCursorSet(ui::CURSOR_SET_LARGE);
    131   EXPECT_EQ(ui::CURSOR_SET_LARGE, test_api.GetCurrentCursorSet());
    132 
    133   cursor_manager->SetCursorSet(ui::CURSOR_SET_NORMAL);
    134   EXPECT_EQ(ui::CURSOR_SET_NORMAL, test_api.GetCurrentCursorSet());
    135 }
    136 
    137 TEST_F(AshNativeCursorManagerTest, SetDeviceScaleFactorAndRotation) {
    138   ::wm::CursorManager* cursor_manager = Shell::GetInstance()->cursor_manager();
    139   CursorManagerTestApi test_api(cursor_manager);
    140   UpdateDisplay("800x100*2");
    141   EXPECT_EQ(2.0f, test_api.GetCurrentCursor().device_scale_factor());
    142   EXPECT_EQ(gfx::Display::ROTATE_0, test_api.GetCurrentCursorRotation());
    143 
    144   UpdateDisplay("800x100/l");
    145   EXPECT_EQ(1.0f, test_api.GetCurrentCursor().device_scale_factor());
    146   EXPECT_EQ(gfx::Display::ROTATE_270, test_api.GetCurrentCursorRotation());
    147 }
    148 
    149 TEST_F(AshNativeCursorManagerTest, UIScaleShouldNotChangeCursor) {
    150   int64 display_id = Shell::GetScreen()->GetPrimaryDisplay().id();
    151   gfx::Display::SetInternalDisplayId(display_id);
    152 
    153   ::wm::CursorManager* cursor_manager = Shell::GetInstance()->cursor_manager();
    154   CursorManagerTestApi test_api(cursor_manager);
    155   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
    156 
    157   DisplayInfo::SetAllowUpgradeToHighDPI(false);
    158   display_manager->SetDisplayUIScale(display_id, 0.5f);
    159   EXPECT_EQ(1.0f,
    160             Shell::GetScreen()->GetPrimaryDisplay().device_scale_factor());
    161   EXPECT_EQ(1.0f, test_api.GetCurrentCursor().device_scale_factor());
    162 
    163   display_manager->SetDisplayUIScale(display_id, 1.0f);
    164 
    165   DisplayInfo::SetAllowUpgradeToHighDPI(true);
    166   // 1x display should keep using 1x cursor even if the DSF is upgraded to 2x.
    167   display_manager->SetDisplayUIScale(display_id, 0.5f);
    168   EXPECT_EQ(2.0f,
    169             Shell::GetScreen()->GetPrimaryDisplay().device_scale_factor());
    170   EXPECT_EQ(1.0f, test_api.GetCurrentCursor().device_scale_factor());
    171 
    172   // 2x display should keep using 2x cursor regardless of the UI scale.
    173   UpdateDisplay("800x800*2");
    174   EXPECT_EQ(2.0f,
    175             Shell::GetScreen()->GetPrimaryDisplay().device_scale_factor());
    176   EXPECT_EQ(2.0f, test_api.GetCurrentCursor().device_scale_factor());
    177   display_manager->SetDisplayUIScale(display_id, 2.0f);
    178   EXPECT_EQ(1.0f,
    179             Shell::GetScreen()->GetPrimaryDisplay().device_scale_factor());
    180   EXPECT_EQ(2.0f, test_api.GetCurrentCursor().device_scale_factor());
    181 }
    182 
    183 #if defined(USE_X11)
    184 // This test is in ash_unittests becuase ui_unittests does not include
    185 // 2x assets. crbug.com/372541.
    186 TEST_F(AshNativeCursorManagerTest, CursorLoaderX11Test) {
    187   const int kCursorId = 1;
    188   ui::CursorLoaderX11 loader;
    189   loader.set_scale(1.0f);
    190 
    191   loader.LoadImageCursor(kCursorId, IDR_AURA_CURSOR_MOVE, gfx::Point());
    192   const XcursorImage* image = loader.GetXcursorImageForTest(kCursorId);
    193   int height = image->height;
    194   int width = image->width;
    195   loader.UnloadAll();
    196 
    197   // Load 2x cursor and make sure its size is 2x of the 1x cusor.
    198   loader.set_scale(2.0f);
    199   loader.LoadImageCursor(kCursorId, IDR_AURA_CURSOR_MOVE, gfx::Point());
    200   image = loader.GetXcursorImageForTest(kCursorId);
    201   EXPECT_EQ(height * 2, static_cast<int>(image->height));
    202   EXPECT_EQ(width * 2, static_cast<int>(image->width));
    203 }
    204 #endif
    205 
    206 }  // namespace test
    207 }  // namespace ash
    208