| // 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/laser/laser_pointer_controller.h" |
| |
| #include "ash/laser/laser_pointer_controller_test_api.h" |
| #include "ash/laser/laser_pointer_view.h" |
| #include "ash/public/cpp/config.h" |
| #include "ash/shell.h" |
| #include "ash/test/ash_test_base.h" |
| #include "ui/events/test/event_generator.h" |
| |
| namespace ash { |
| namespace { |
| |
| class LaserPointerControllerTest : public AshTestBase { |
| public: |
| LaserPointerControllerTest() {} |
| ~LaserPointerControllerTest() override {} |
| |
| void SetUp() override { |
| AshTestBase::SetUp(); |
| controller_.reset(new LaserPointerController()); |
| } |
| |
| void TearDown() override { |
| // This needs to be called first to remove the event handler before the |
| // shell instance gets torn down. |
| controller_.reset(); |
| AshTestBase::TearDown(); |
| } |
| |
| protected: |
| std::unique_ptr<LaserPointerController> controller_; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(LaserPointerControllerTest); |
| }; |
| |
| } // namespace |
| |
| // Test to ensure the class responsible for drawing the laser pointer receives |
| // points from stylus movements as expected. |
| TEST_F(LaserPointerControllerTest, LaserPointerRenderer) { |
| // Crashes in mash mode: crbug.com/702657 |
| if (Shell::GetAshConfig() == Config::MASH) |
| return; |
| LaserPointerControllerTestApi controller_test_api_(controller_.get()); |
| |
| // The laser pointer mode only works with stylus. |
| GetEventGenerator().EnterPenPointerMode(); |
| |
| // When disabled the laser pointer should not be showing. |
| GetEventGenerator().MoveTouch(gfx::Point(1, 1)); |
| EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer()); |
| |
| // Verify that by enabling the mode, the laser pointer should still not be |
| // showing. |
| controller_test_api_.SetEnabled(true); |
| EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer()); |
| |
| // Verify moving the stylus 4 times will not display the laser pointer. |
| GetEventGenerator().MoveTouch(gfx::Point(2, 2)); |
| GetEventGenerator().MoveTouch(gfx::Point(3, 3)); |
| GetEventGenerator().MoveTouch(gfx::Point(4, 4)); |
| GetEventGenerator().MoveTouch(gfx::Point(5, 5)); |
| EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer()); |
| |
| // Verify pressing the stylus will show the laser pointer and add a point but |
| // will not activate fading out. |
| GetEventGenerator().PressTouch(); |
| EXPECT_TRUE(controller_test_api_.IsShowingLaserPointer()); |
| EXPECT_FALSE(controller_test_api_.IsFadingAway()); |
| EXPECT_EQ(1, controller_test_api_.laser_points().GetNumberOfPoints()); |
| |
| // Verify dragging the stylus 2 times will add 2 more points. |
| GetEventGenerator().MoveTouch(gfx::Point(6, 6)); |
| GetEventGenerator().MoveTouch(gfx::Point(7, 7)); |
| EXPECT_EQ(3, controller_test_api_.laser_points().GetNumberOfPoints()); |
| |
| // Verify releasing the stylus still shows the laser pointer, which is fading |
| // away. |
| GetEventGenerator().ReleaseTouch(); |
| EXPECT_TRUE(controller_test_api_.IsShowingLaserPointer()); |
| EXPECT_TRUE(controller_test_api_.IsFadingAway()); |
| |
| // Verify that disabling the mode does not display the laser pointer. |
| controller_test_api_.SetEnabled(false); |
| EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer()); |
| EXPECT_FALSE(controller_test_api_.IsFadingAway()); |
| |
| // Verify that disabling the mode while laser pointer is displayed does not |
| // display the laser pointer. |
| controller_test_api_.SetEnabled(true); |
| GetEventGenerator().PressTouch(); |
| GetEventGenerator().MoveTouch(gfx::Point(6, 6)); |
| EXPECT_TRUE(controller_test_api_.IsShowingLaserPointer()); |
| controller_test_api_.SetEnabled(false); |
| EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer()); |
| |
| // Verify that the laser pointer does not add points while disabled. |
| GetEventGenerator().PressTouch(); |
| GetEventGenerator().MoveTouch(gfx::Point(8, 8)); |
| GetEventGenerator().ReleaseTouch(); |
| GetEventGenerator().MoveTouch(gfx::Point(9, 9)); |
| EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer()); |
| |
| // Verify that the laser pointer does not get shown if points are not coming |
| // from the stylus, even when enabled. |
| GetEventGenerator().ExitPenPointerMode(); |
| controller_test_api_.SetEnabled(true); |
| GetEventGenerator().PressTouch(); |
| GetEventGenerator().MoveTouch(gfx::Point(10, 10)); |
| GetEventGenerator().MoveTouch(gfx::Point(11, 11)); |
| EXPECT_FALSE(controller_test_api_.IsShowingLaserPointer()); |
| GetEventGenerator().ReleaseTouch(); |
| } |
| |
| // Test to ensure the class responsible for drawing the laser pointer handles |
| // prediction as expected when it receives points from stylus movements. |
| TEST_F(LaserPointerControllerTest, LaserPointerPrediction) { |
| // Crashes in mash mode: crbug.com/702657 |
| if (Shell::GetAshConfig() == Config::MASH) |
| return; |
| LaserPointerControllerTestApi controller_test_api_(controller_.get()); |
| |
| controller_test_api_.SetEnabled(true); |
| // The laser pointer mode only works with stylus. |
| GetEventGenerator().EnterPenPointerMode(); |
| GetEventGenerator().PressTouch(); |
| EXPECT_TRUE(controller_test_api_.IsShowingLaserPointer()); |
| |
| EXPECT_EQ(1, controller_test_api_.laser_points().GetNumberOfPoints()); |
| // Initial press event shouldn't generate any predicted points as there's no |
| // history to use for prediction. |
| EXPECT_EQ(0, |
| controller_test_api_.predicted_laser_points().GetNumberOfPoints()); |
| |
| // Verify dragging the stylus 3 times will add some predicted points. |
| GetEventGenerator().MoveTouch(gfx::Point(10, 10)); |
| GetEventGenerator().MoveTouch(gfx::Point(20, 20)); |
| GetEventGenerator().MoveTouch(gfx::Point(30, 30)); |
| EXPECT_NE(0, |
| controller_test_api_.predicted_laser_points().GetNumberOfPoints()); |
| // Verify predicted points are in the right direction. |
| for (const auto& point : |
| controller_test_api_.predicted_laser_points().points()) { |
| EXPECT_LT(30, point.location.x()); |
| EXPECT_LT(30, point.location.y()); |
| } |
| |
| // Verify releasing the stylus removes predicted points. |
| GetEventGenerator().ReleaseTouch(); |
| EXPECT_TRUE(controller_test_api_.IsShowingLaserPointer()); |
| EXPECT_TRUE(controller_test_api_.IsFadingAway()); |
| EXPECT_EQ(0, |
| controller_test_api_.predicted_laser_points().GetNumberOfPoints()); |
| } |
| |
| } // namespace ash |