ash/display/unified_mouse_warp_controller_unittest.cc

   1 // Copyright 2015 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/display/unified_mouse_warp_controller.h"
   6
   7 #include "ash/display/display_manager.h"
   8 #include "ash/display/mouse_cursor_event_filter.h"
   9 #include "ash/shell.h"
  10 #include "ash/test/ash_test_base.h"
  11 #include "ash/test/display_manager_test_api.h"
  12 #include "ui/aura/env.h"
  13 #include "ui/events/test/event_generator.h"
  14 #include "ui/gfx/display.h"
  15 #include "ui/gfx/screen.h"
  16
  17 namespace ash {
  18
  19 class UnifiedMouseWarpControllerTest : public test::AshTestBase {
  20  public:
  21   UnifiedMouseWarpControllerTest() {}
  22   ~UnifiedMouseWarpControllerTest() override {}
  23
  24   void SetUp() override {
  25     test::AshTestBase::SetUp();
  26     Shell::GetInstance()->display_manager()->SetUnifiedDesktopEnabled(true);
  27   }
  28
  29  protected:
  30   bool TestIfMouseWarpsAt(const gfx::Point& point_in_screen) {
  31     return test::DisplayManagerTestApi::TestIfMouseWarpsAt(GetEventGenerator(),
  32                                                            point_in_screen);
  33   }
  34
  35   MouseCursorEventFilter* event_filter() {
  36     return Shell::GetInstance()->mouse_cursor_filter();
  37   }
  38
  39   UnifiedMouseWarpController* mouse_warp_controller() {
  40     return static_cast<UnifiedMouseWarpController*>(
  41         event_filter()->mouse_warp_controller_for_test());
  42   }
  43
  44   void BoundaryTestBody(const std::string& displays_with_same_height,
  45                         const std::string& displays_with_different_heights) {
  46     UpdateDisplay(displays_with_same_height);
  47     aura::Window::Windows root_windows = Shell::GetAllRootWindows();
  48     // Let the UnifiedMouseWarpController compute the bounds by
  49     // generating a mouse move event.
  50     GetEventGenerator().MoveMouseTo(gfx::Point(0, 0));
  51     EXPECT_EQ("399,0 1x400",
  52               mouse_warp_controller()->first_edge_bounds_in_native_.ToString());
  53     EXPECT_EQ(
  54         "0,450 1x400",
  55         mouse_warp_controller()->second_edge_bounds_in_native_.ToString());
  56
  57     // Scaled.
  58     UpdateDisplay(displays_with_different_heights);
  59     root_windows = Shell::GetAllRootWindows();
  60     // Let the UnifiedMouseWarpController compute the bounds by
  61     // generating a mouse move event.
  62     GetEventGenerator().MoveMouseTo(gfx::Point(1, 1));
  63
  64     EXPECT_EQ("399,0 1x400",
  65               mouse_warp_controller()->first_edge_bounds_in_native_.ToString());
  66     EXPECT_EQ(
  67         "0,450 1x600",
  68         mouse_warp_controller()->second_edge_bounds_in_native_.ToString());
  69   }
  70
  71  private:
  72   DISALLOW_COPY_AND_ASSIGN(UnifiedMouseWarpControllerTest);
  73 };
  74
  75 // Verifies if MouseCursorEventFilter's bounds calculation works correctly.
  76 TEST_F(UnifiedMouseWarpControllerTest, BoundaryTest) {
  77   if (!SupportsMultipleDisplays())
  78     return;
  79
  80   {
  81     SCOPED_TRACE("1x1");
  82     BoundaryTestBody("400x400,0+450-700x400", "400x400,0+450-700x600");
  83   }
  84   {
  85     SCOPED_TRACE("2x1");
  86     BoundaryTestBody("400x400*2,0+450-700x400", "400x400*2,0+450-700x600");
  87   }
  88   {
  89     SCOPED_TRACE("1x2");
  90     BoundaryTestBody("400x400,0+450-700x400*2", "400x400,0+450-700x600*2");
  91   }
  92   {
  93     SCOPED_TRACE("2x2");
  94     BoundaryTestBody("400x400*2,0+450-700x400*2", "400x400*2,0+450-700x600*2");
  95   }
  96 }
  97
  98 // Verifies if the mouse pointer correctly moves to another display in
  99 // unified desktop mode.
 100 TEST_F(UnifiedMouseWarpControllerTest, WarpMouse) {
 101   if (!SupportsMultipleDisplays())
 102     return;
 103
 104   UpdateDisplay("500x500,500x500");
 105   ASSERT_EQ(1, gfx::Screen::GetScreenFor(Shell::GetPrimaryRootWindow())
 106                    ->GetNumDisplays());
 107
 108   EXPECT_FALSE(TestIfMouseWarpsAt(gfx::Point(11, 11)));
 109
 110   // Touch the right edge of the first display. Pointer should warp.
 111   EXPECT_TRUE(TestIfMouseWarpsAt(gfx::Point(499, 11)));
 112   EXPECT_EQ("501,11",  // by 2px.
 113             aura::Env::GetInstance()->last_mouse_location().ToString());
 114
 115   // Touch the left edge of the second display. Pointer should warp.
 116   EXPECT_TRUE(TestIfMouseWarpsAt(gfx::Point(500, 11)));
 117   EXPECT_EQ("498,11",  // by 2px.
 118             aura::Env::GetInstance()->last_mouse_location().ToString());
 119
 120   // Touch the left edge of the first display.
 121   EXPECT_FALSE(TestIfMouseWarpsAt(gfx::Point(0, 11)));
 122   // Touch the top edge of the first display.
 123   EXPECT_FALSE(TestIfMouseWarpsAt(gfx::Point(11, 0)));
 124   // Touch the bottom edge of the first display.
 125   EXPECT_FALSE(TestIfMouseWarpsAt(gfx::Point(11, 499)));
 126   // Touch the right edge of the second display.
 127   EXPECT_FALSE(TestIfMouseWarpsAt(gfx::Point(999, 11)));
 128   // Touch the top edge of the second display.
 129   EXPECT_FALSE(TestIfMouseWarpsAt(gfx::Point(11, 0)));
 130   // Touch the bottom edge of the second display.
 131   EXPECT_FALSE(TestIfMouseWarpsAt(gfx::Point(11, 499)));
 132 }
 133
 134 }  // namespace aura