libs/input/tests/PointerController_test.cpp - LeafOS-Project/android_frameworks_base - Gitiles

 /*
  * Copyright (C) 2019 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 #include <gmock/gmock.h>
 #include <gtest/gtest.h>
 #include <input/PointerController.h>
 #include <input/SpriteController.h>

 #include <atomic>
 #include <thread>

 #include "input/Input.h"
 #include "mocks/MockSprite.h"
 #include "mocks/MockSpriteController.h"

 namespace android {

 enum TestCursorType {
     CURSOR_TYPE_DEFAULT = 0,
     CURSOR_TYPE_HOVER,
     CURSOR_TYPE_TOUCH,
     CURSOR_TYPE_ANCHOR,
     CURSOR_TYPE_ADDITIONAL,
     CURSOR_TYPE_ADDITIONAL_ANIM,
     CURSOR_TYPE_STYLUS,
     CURSOR_TYPE_CUSTOM = -1,
 };

 using ::testing::AllOf;
 using ::testing::Field;
 using ::testing::NiceMock;
 using ::testing::Return;
 using ::testing::Test;

 std::pair<float, float> getHotSpotCoordinatesForType(int32_t type) {
     return std::make_pair(type * 10, type * 10 + 5);
 }

 class MockPointerControllerPolicyInterface : public PointerControllerPolicyInterface {
 public:
     virtual void loadPointerIcon(SpriteIcon* icon, int32_t displayId) override;
     virtual void loadPointerResources(PointerResources* outResources, int32_t displayId) override;
     virtual void loadAdditionalMouseResources(
             std::map<PointerIconStyle, SpriteIcon>* outResources,
             std::map<PointerIconStyle, PointerAnimation>* outAnimationResources,
             int32_t displayId) override;
     virtual PointerIconStyle getDefaultPointerIconId() override;
     virtual PointerIconStyle getDefaultStylusIconId() override;
     virtual PointerIconStyle getCustomPointerIconId() override;
     virtual void onPointerDisplayIdChanged(int32_t displayId, const FloatPoint& position) override;

     bool allResourcesAreLoaded();
     bool noResourcesAreLoaded();
     std::optional<int32_t> getLastReportedPointerDisplayId() { return latestPointerDisplayId; }

 private:
     void loadPointerIconForType(SpriteIcon* icon, int32_t cursorType);

     bool pointerIconLoaded{false};
     bool pointerResourcesLoaded{false};
     bool additionalMouseResourcesLoaded{false};
     std::optional<int32_t /*displayId*/> latestPointerDisplayId;
 };

 void MockPointerControllerPolicyInterface::loadPointerIcon(SpriteIcon* icon, int32_t) {
     loadPointerIconForType(icon, CURSOR_TYPE_DEFAULT);
     pointerIconLoaded = true;
 }

 void MockPointerControllerPolicyInterface::loadPointerResources(PointerResources* outResources,
         int32_t) {
     loadPointerIconForType(&outResources->spotHover, CURSOR_TYPE_HOVER);
     loadPointerIconForType(&outResources->spotTouch, CURSOR_TYPE_TOUCH);
     loadPointerIconForType(&outResources->spotAnchor, CURSOR_TYPE_ANCHOR);
     pointerResourcesLoaded = true;
 }

 void MockPointerControllerPolicyInterface::loadAdditionalMouseResources(
         std::map<PointerIconStyle, SpriteIcon>* outResources,
         std::map<PointerIconStyle, PointerAnimation>* outAnimationResources, int32_t) {
     SpriteIcon icon;
     PointerAnimation anim;

     // CURSOR_TYPE_ADDITIONAL doesn't have animation resource.
     int32_t cursorType = CURSOR_TYPE_ADDITIONAL;
     loadPointerIconForType(&icon, cursorType);
     (*outResources)[static_cast<PointerIconStyle>(cursorType)] = icon;

     // CURSOR_TYPE_ADDITIONAL_ANIM has animation resource.
     cursorType = CURSOR_TYPE_ADDITIONAL_ANIM;
     loadPointerIconForType(&icon, cursorType);
     anim.animationFrames.push_back(icon);
     anim.durationPerFrame = 10;
     (*outResources)[static_cast<PointerIconStyle>(cursorType)] = icon;
     (*outAnimationResources)[static_cast<PointerIconStyle>(cursorType)] = anim;

     // CURSOR_TYPE_STYLUS doesn't have animation resource.
     cursorType = CURSOR_TYPE_STYLUS;
     loadPointerIconForType(&icon, cursorType);
     (*outResources)[static_cast<PointerIconStyle>(cursorType)] = icon;

     additionalMouseResourcesLoaded = true;
 }

 PointerIconStyle MockPointerControllerPolicyInterface::getDefaultPointerIconId() {
     return static_cast<PointerIconStyle>(CURSOR_TYPE_DEFAULT);
 }

 PointerIconStyle MockPointerControllerPolicyInterface::getDefaultStylusIconId() {
     return static_cast<PointerIconStyle>(CURSOR_TYPE_STYLUS);
 }

 PointerIconStyle MockPointerControllerPolicyInterface::getCustomPointerIconId() {
     return static_cast<PointerIconStyle>(CURSOR_TYPE_CUSTOM);
 }

 bool MockPointerControllerPolicyInterface::allResourcesAreLoaded() {
     return pointerIconLoaded && pointerResourcesLoaded && additionalMouseResourcesLoaded;
 }

 bool MockPointerControllerPolicyInterface::noResourcesAreLoaded() {
     return !(pointerIconLoaded || pointerResourcesLoaded || additionalMouseResourcesLoaded);
 }

 void MockPointerControllerPolicyInterface::loadPointerIconForType(SpriteIcon* icon, int32_t type) {
     icon->style = static_cast<PointerIconStyle>(type);
     std::pair<float, float> hotSpot = getHotSpotCoordinatesForType(type);
     icon->hotSpotX = hotSpot.first;
     icon->hotSpotY = hotSpot.second;
 }

 void MockPointerControllerPolicyInterface::onPointerDisplayIdChanged(int32_t displayId,
                                                                      const FloatPoint& /*position*/
 ) {
     latestPointerDisplayId = displayId;
 }

 class PointerControllerTest : public Test {
 protected:
     PointerControllerTest();
     ~PointerControllerTest();

     void ensureDisplayViewportIsSet(int32_t displayId = ADISPLAY_ID_DEFAULT);

     sp<MockSprite> mPointerSprite;
     sp<MockPointerControllerPolicyInterface> mPolicy;
     std::unique_ptr<MockSpriteController> mSpriteController;
     std::shared_ptr<PointerController> mPointerController;

 private:
     void loopThread();

     std::atomic<bool> mRunning = true;
     class MyLooper : public Looper {
     public:
         MyLooper() : Looper(false) {}
         ~MyLooper() = default;
     };
     sp<MyLooper> mLooper;
     std::thread mThread;
 };

 PointerControllerTest::PointerControllerTest() : mPointerSprite(new NiceMock<MockSprite>),
         mLooper(new MyLooper), mThread(&PointerControllerTest::loopThread, this) {
     mSpriteController.reset(new NiceMock<MockSpriteController>(mLooper));
     mPolicy = new MockPointerControllerPolicyInterface();

     EXPECT_CALL(*mSpriteController, createSprite())
             .WillOnce(Return(mPointerSprite));

     mPointerController =
             PointerController::create(mPolicy, mLooper, *mSpriteController, /*enabled=*/true);
 }

 PointerControllerTest::~PointerControllerTest() {
     mRunning.store(false, std::memory_order_relaxed);
     mThread.join();
 }

 void PointerControllerTest::ensureDisplayViewportIsSet(int32_t displayId) {
     DisplayViewport viewport;
     viewport.displayId = displayId;
     viewport.logicalRight = 1600;
     viewport.logicalBottom = 1200;
     viewport.physicalRight = 800;
     viewport.physicalBottom = 600;
     viewport.deviceWidth = 400;
     viewport.deviceHeight = 300;
     mPointerController->setDisplayViewport(viewport);
 }

 void PointerControllerTest::loopThread() {
     Looper::setForThread(mLooper);

     while (mRunning.load(std::memory_order_relaxed)) {
         mLooper->pollOnce(100);
     }
 }

 TEST_F(PointerControllerTest, useDefaultCursorTypeByDefault) {
     ensureDisplayViewportIsSet();
     mPointerController->unfade(PointerController::Transition::IMMEDIATE);

     std::pair<float, float> hotspot = getHotSpotCoordinatesForType(CURSOR_TYPE_DEFAULT);
     EXPECT_CALL(*mPointerSprite, setVisible(true));
     EXPECT_CALL(*mPointerSprite, setAlpha(1.0f));
     EXPECT_CALL(*mPointerSprite,
                 setIcon(AllOf(Field(&SpriteIcon::style,
                                     static_cast<PointerIconStyle>(CURSOR_TYPE_DEFAULT)),
                               Field(&SpriteIcon::hotSpotX, hotspot.first),
                               Field(&SpriteIcon::hotSpotY, hotspot.second))));
     mPointerController->reloadPointerResources();
 }

 TEST_F(PointerControllerTest, useStylusTypeForStylusHover) {
     ensureDisplayViewportIsSet();
     mPointerController->setPresentation(PointerController::Presentation::STYLUS_HOVER);
     mPointerController->unfade(PointerController::Transition::IMMEDIATE);
     std::pair<float, float> hotspot = getHotSpotCoordinatesForType(CURSOR_TYPE_STYLUS);
     EXPECT_CALL(*mPointerSprite, setVisible(true));
     EXPECT_CALL(*mPointerSprite, setAlpha(1.0f));
     EXPECT_CALL(*mPointerSprite,
                 setIcon(AllOf(Field(&SpriteIcon::style,
                                     static_cast<PointerIconStyle>(CURSOR_TYPE_STYLUS)),
                               Field(&SpriteIcon::hotSpotX, hotspot.first),
                               Field(&SpriteIcon::hotSpotY, hotspot.second))));
     mPointerController->reloadPointerResources();
 }

 TEST_F(PointerControllerTest, updatePointerIcon) {
     ensureDisplayViewportIsSet();
     mPointerController->setPresentation(PointerController::Presentation::POINTER);
     mPointerController->unfade(PointerController::Transition::IMMEDIATE);

     int32_t type = CURSOR_TYPE_ADDITIONAL;
     std::pair<float, float> hotspot = getHotSpotCoordinatesForType(type);
     EXPECT_CALL(*mPointerSprite, setVisible(true));
     EXPECT_CALL(*mPointerSprite, setAlpha(1.0f));
     EXPECT_CALL(*mPointerSprite,
                 setIcon(AllOf(Field(&SpriteIcon::style, static_cast<PointerIconStyle>(type)),
                               Field(&SpriteIcon::hotSpotX, hotspot.first),
                               Field(&SpriteIcon::hotSpotY, hotspot.second))));
     mPointerController->updatePointerIcon(static_cast<PointerIconStyle>(type));
 }

 TEST_F(PointerControllerTest, setCustomPointerIcon) {
     ensureDisplayViewportIsSet();
     mPointerController->unfade(PointerController::Transition::IMMEDIATE);

     int32_t style = CURSOR_TYPE_CUSTOM;
     float hotSpotX = 15;
     float hotSpotY = 20;

     SpriteIcon icon;
     icon.style = static_cast<PointerIconStyle>(style);
     icon.hotSpotX = hotSpotX;
     icon.hotSpotY = hotSpotY;

     EXPECT_CALL(*mPointerSprite, setVisible(true));
     EXPECT_CALL(*mPointerSprite, setAlpha(1.0f));
     EXPECT_CALL(*mPointerSprite,
                 setIcon(AllOf(Field(&SpriteIcon::style, static_cast<PointerIconStyle>(style)),
                               Field(&SpriteIcon::hotSpotX, hotSpotX),
                               Field(&SpriteIcon::hotSpotY, hotSpotY))));
     mPointerController->setCustomPointerIcon(icon);
 }

 TEST_F(PointerControllerTest, doesNotGetResourcesBeforeSettingViewport) {
     mPointerController->setPresentation(PointerController::Presentation::POINTER);
     mPointerController->setPosition(1.0f, 1.0f);
     mPointerController->move(1.0f, 1.0f);
     mPointerController->unfade(PointerController::Transition::IMMEDIATE);
     mPointerController->fade(PointerController::Transition::IMMEDIATE);

     EXPECT_TRUE(mPolicy->noResourcesAreLoaded());

     ensureDisplayViewportIsSet();
 }

 TEST_F(PointerControllerTest, notifiesPolicyWhenPointerDisplayChanges) {
     EXPECT_FALSE(mPolicy->getLastReportedPointerDisplayId())
             << "A pointer display change does not occur when PointerController is created.";

     ensureDisplayViewportIsSet(ADISPLAY_ID_DEFAULT);

     const auto lastReportedPointerDisplayId = mPolicy->getLastReportedPointerDisplayId();
     ASSERT_TRUE(lastReportedPointerDisplayId)
             << "The policy is notified of a pointer display change when the viewport is first set.";
     EXPECT_EQ(ADISPLAY_ID_DEFAULT, *lastReportedPointerDisplayId)
             << "Incorrect pointer display notified.";

     ensureDisplayViewportIsSet(42);

     EXPECT_EQ(42, *mPolicy->getLastReportedPointerDisplayId())
             << "The policy is notified when the pointer display changes.";

     // Release the PointerController.
     mPointerController = nullptr;

     EXPECT_EQ(ADISPLAY_ID_NONE, *mPolicy->getLastReportedPointerDisplayId())
             << "The pointer display changes to invalid when PointerController is destroyed.";
 }

 class PointerControllerWindowInfoListenerTest : public Test {};

 class TestPointerController : public PointerController {
 public:
     TestPointerController(sp<android::gui::WindowInfosListener>& registeredListener,
                           const sp<Looper>& looper, SpriteController& spriteController)
           : PointerController(
                     new MockPointerControllerPolicyInterface(), looper, spriteController,
                     /*enabled=*/true,
                     [&registeredListener](const sp<android::gui::WindowInfosListener>& listener) {
                         // Register listener
                         registeredListener = listener;
                     },
                     [&registeredListener](const sp<android::gui::WindowInfosListener>& listener) {
                         // Unregister listener
                         if (registeredListener == listener) registeredListener = nullptr;
                     }) {}
 };

 TEST_F(PointerControllerWindowInfoListenerTest,
        doesNotCrashIfListenerCalledAfterPointerControllerDestroyed) {
     sp<Looper> looper = new Looper(false);
     auto spriteController = NiceMock<MockSpriteController>(looper);
     sp<android::gui::WindowInfosListener> registeredListener;
     sp<android::gui::WindowInfosListener> localListenerCopy;
     {
         TestPointerController pointerController(registeredListener, looper, spriteController);
         ASSERT_NE(nullptr, registeredListener) << "WindowInfosListener was not registered";
         localListenerCopy = registeredListener;
     }
     EXPECT_EQ(nullptr, registeredListener) << "WindowInfosListener was not unregistered";
     localListenerCopy->onWindowInfosChanged({{}, {}, 0, 0});
 }

 }  // namespace android
	/*
	* Copyright (C) 2019 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	#include <gmock/gmock.h>
	#include <gtest/gtest.h>
	#include <input/PointerController.h>
	#include <input/SpriteController.h>

	#include <atomic>
	#include <thread>

	#include "input/Input.h"
	#include "mocks/MockSprite.h"
	#include "mocks/MockSpriteController.h"

	namespace android {

	enum TestCursorType {
	CURSOR_TYPE_DEFAULT = 0,
	CURSOR_TYPE_HOVER,
	CURSOR_TYPE_TOUCH,
	CURSOR_TYPE_ANCHOR,
	CURSOR_TYPE_ADDITIONAL,
	CURSOR_TYPE_ADDITIONAL_ANIM,
	CURSOR_TYPE_STYLUS,
	CURSOR_TYPE_CUSTOM = -1,
	};

	using ::testing::AllOf;
	using ::testing::Field;
	using ::testing::NiceMock;
	using ::testing::Return;
	using ::testing::Test;

	std::pair<float, float> getHotSpotCoordinatesForType(int32_t type) {
	return std::make_pair(type * 10, type * 10 + 5);
	}

	class MockPointerControllerPolicyInterface : public PointerControllerPolicyInterface {
	public:
	virtual void loadPointerIcon(SpriteIcon* icon, int32_t displayId) override;
	virtual void loadPointerResources(PointerResources* outResources, int32_t displayId) override;
	virtual void loadAdditionalMouseResources(
	std::map<PointerIconStyle, SpriteIcon>* outResources,
	std::map<PointerIconStyle, PointerAnimation>* outAnimationResources,
	int32_t displayId) override;
	virtual PointerIconStyle getDefaultPointerIconId() override;
	virtual PointerIconStyle getDefaultStylusIconId() override;
	virtual PointerIconStyle getCustomPointerIconId() override;
	virtual void onPointerDisplayIdChanged(int32_t displayId, const FloatPoint& position) override;

	bool allResourcesAreLoaded();
	bool noResourcesAreLoaded();
	std::optional<int32_t> getLastReportedPointerDisplayId() { return latestPointerDisplayId; }

	private:
	void loadPointerIconForType(SpriteIcon* icon, int32_t cursorType);

	bool pointerIconLoaded{false};
	bool pointerResourcesLoaded{false};
	bool additionalMouseResourcesLoaded{false};
	std::optional<int32_t /displayId/> latestPointerDisplayId;
	};

	void MockPointerControllerPolicyInterface::loadPointerIcon(SpriteIcon* icon, int32_t) {
	loadPointerIconForType(icon, CURSOR_TYPE_DEFAULT);
	pointerIconLoaded = true;
	}

	void MockPointerControllerPolicyInterface::loadPointerResources(PointerResources* outResources,
	int32_t) {
	loadPointerIconForType(&outResources->spotHover, CURSOR_TYPE_HOVER);
	loadPointerIconForType(&outResources->spotTouch, CURSOR_TYPE_TOUCH);
	loadPointerIconForType(&outResources->spotAnchor, CURSOR_TYPE_ANCHOR);
	pointerResourcesLoaded = true;
	}

	void MockPointerControllerPolicyInterface::loadAdditionalMouseResources(
	std::map<PointerIconStyle, SpriteIcon>* outResources,
	std::map<PointerIconStyle, PointerAnimation>* outAnimationResources, int32_t) {
	SpriteIcon icon;
	PointerAnimation anim;

	// CURSOR_TYPE_ADDITIONAL doesn't have animation resource.
	int32_t cursorType = CURSOR_TYPE_ADDITIONAL;
	loadPointerIconForType(&icon, cursorType);
	(*outResources)[static_cast<PointerIconStyle>(cursorType)] = icon;

	// CURSOR_TYPE_ADDITIONAL_ANIM has animation resource.
	cursorType = CURSOR_TYPE_ADDITIONAL_ANIM;
	loadPointerIconForType(&icon, cursorType);
	anim.animationFrames.push_back(icon);
	anim.durationPerFrame = 10;
	(*outResources)[static_cast<PointerIconStyle>(cursorType)] = icon;
	(*outAnimationResources)[static_cast<PointerIconStyle>(cursorType)] = anim;

	// CURSOR_TYPE_STYLUS doesn't have animation resource.
	cursorType = CURSOR_TYPE_STYLUS;
	loadPointerIconForType(&icon, cursorType);
	(*outResources)[static_cast<PointerIconStyle>(cursorType)] = icon;

	additionalMouseResourcesLoaded = true;
	}

	PointerIconStyle MockPointerControllerPolicyInterface::getDefaultPointerIconId() {
	return static_cast<PointerIconStyle>(CURSOR_TYPE_DEFAULT);
	}

	PointerIconStyle MockPointerControllerPolicyInterface::getDefaultStylusIconId() {
	return static_cast<PointerIconStyle>(CURSOR_TYPE_STYLUS);
	}

	PointerIconStyle MockPointerControllerPolicyInterface::getCustomPointerIconId() {
	return static_cast<PointerIconStyle>(CURSOR_TYPE_CUSTOM);
	}

	bool MockPointerControllerPolicyInterface::allResourcesAreLoaded() {
	return pointerIconLoaded && pointerResourcesLoaded && additionalMouseResourcesLoaded;
	}

	bool MockPointerControllerPolicyInterface::noResourcesAreLoaded() {
	return !(pointerIconLoaded \|\| pointerResourcesLoaded \|\| additionalMouseResourcesLoaded);
	}

	void MockPointerControllerPolicyInterface::loadPointerIconForType(SpriteIcon* icon, int32_t type) {
	icon->style = static_cast<PointerIconStyle>(type);
	std::pair<float, float> hotSpot = getHotSpotCoordinatesForType(type);
	icon->hotSpotX = hotSpot.first;
	icon->hotSpotY = hotSpot.second;
	}

	void MockPointerControllerPolicyInterface::onPointerDisplayIdChanged(int32_t displayId,
	const FloatPoint& /position/
	) {
	latestPointerDisplayId = displayId;
	}

	class PointerControllerTest : public Test {
	protected:
	PointerControllerTest();
	~PointerControllerTest();

	void ensureDisplayViewportIsSet(int32_t displayId = ADISPLAY_ID_DEFAULT);

	sp<MockSprite> mPointerSprite;
	sp<MockPointerControllerPolicyInterface> mPolicy;
	std::unique_ptr<MockSpriteController> mSpriteController;
	std::shared_ptr<PointerController> mPointerController;

	private:
	void loopThread();

	std::atomic<bool> mRunning = true;
	class MyLooper : public Looper {
	public:
	MyLooper() : Looper(false) {}
	~MyLooper() = default;
	};
	sp<MyLooper> mLooper;
	std::thread mThread;
	};

	PointerControllerTest::PointerControllerTest() : mPointerSprite(new NiceMock<MockSprite>),
	mLooper(new MyLooper), mThread(&PointerControllerTest::loopThread, this) {
	mSpriteController.reset(new NiceMock<MockSpriteController>(mLooper));
	mPolicy = new MockPointerControllerPolicyInterface();

	EXPECT_CALL(*mSpriteController, createSprite())
	.WillOnce(Return(mPointerSprite));

	mPointerController =
	PointerController::create(mPolicy, mLooper, mSpriteController, /enabled=*/true);
	}

	PointerControllerTest::~PointerControllerTest() {
	mRunning.store(false, std::memory_order_relaxed);
	mThread.join();
	}

	void PointerControllerTest::ensureDisplayViewportIsSet(int32_t displayId) {
	DisplayViewport viewport;
	viewport.displayId = displayId;
	viewport.logicalRight = 1600;
	viewport.logicalBottom = 1200;
	viewport.physicalRight = 800;
	viewport.physicalBottom = 600;
	viewport.deviceWidth = 400;
	viewport.deviceHeight = 300;
	mPointerController->setDisplayViewport(viewport);
	}

	void PointerControllerTest::loopThread() {
	Looper::setForThread(mLooper);

	while (mRunning.load(std::memory_order_relaxed)) {
	mLooper->pollOnce(100);
	}
	}

	TEST_F(PointerControllerTest, useDefaultCursorTypeByDefault) {
	ensureDisplayViewportIsSet();
	mPointerController->unfade(PointerController::Transition::IMMEDIATE);

	std::pair<float, float> hotspot = getHotSpotCoordinatesForType(CURSOR_TYPE_DEFAULT);
	EXPECT_CALL(*mPointerSprite, setVisible(true));
	EXPECT_CALL(*mPointerSprite, setAlpha(1.0f));
	EXPECT_CALL(*mPointerSprite,
	setIcon(AllOf(Field(&SpriteIcon::style,
	static_cast<PointerIconStyle>(CURSOR_TYPE_DEFAULT)),
	Field(&SpriteIcon::hotSpotX, hotspot.first),
	Field(&SpriteIcon::hotSpotY, hotspot.second))));
	mPointerController->reloadPointerResources();
	}

	TEST_F(PointerControllerTest, useStylusTypeForStylusHover) {
	ensureDisplayViewportIsSet();
	mPointerController->setPresentation(PointerController::Presentation::STYLUS_HOVER);
	mPointerController->unfade(PointerController::Transition::IMMEDIATE);
	std::pair<float, float> hotspot = getHotSpotCoordinatesForType(CURSOR_TYPE_STYLUS);
	EXPECT_CALL(*mPointerSprite, setVisible(true));
	EXPECT_CALL(*mPointerSprite, setAlpha(1.0f));
	EXPECT_CALL(*mPointerSprite,
	setIcon(AllOf(Field(&SpriteIcon::style,
	static_cast<PointerIconStyle>(CURSOR_TYPE_STYLUS)),
	Field(&SpriteIcon::hotSpotX, hotspot.first),
	Field(&SpriteIcon::hotSpotY, hotspot.second))));
	mPointerController->reloadPointerResources();
	}

	TEST_F(PointerControllerTest, updatePointerIcon) {
	ensureDisplayViewportIsSet();
	mPointerController->setPresentation(PointerController::Presentation::POINTER);
	mPointerController->unfade(PointerController::Transition::IMMEDIATE);

	int32_t type = CURSOR_TYPE_ADDITIONAL;
	std::pair<float, float> hotspot = getHotSpotCoordinatesForType(type);
	EXPECT_CALL(*mPointerSprite, setVisible(true));
	EXPECT_CALL(*mPointerSprite, setAlpha(1.0f));
	EXPECT_CALL(*mPointerSprite,
	setIcon(AllOf(Field(&SpriteIcon::style, static_cast<PointerIconStyle>(type)),
	Field(&SpriteIcon::hotSpotX, hotspot.first),
	Field(&SpriteIcon::hotSpotY, hotspot.second))));
	mPointerController->updatePointerIcon(static_cast<PointerIconStyle>(type));
	}

	TEST_F(PointerControllerTest, setCustomPointerIcon) {
	ensureDisplayViewportIsSet();
	mPointerController->unfade(PointerController::Transition::IMMEDIATE);

	int32_t style = CURSOR_TYPE_CUSTOM;
	float hotSpotX = 15;
	float hotSpotY = 20;

	SpriteIcon icon;
	icon.style = static_cast<PointerIconStyle>(style);
	icon.hotSpotX = hotSpotX;
	icon.hotSpotY = hotSpotY;

	EXPECT_CALL(*mPointerSprite, setVisible(true));
	EXPECT_CALL(*mPointerSprite, setAlpha(1.0f));
	EXPECT_CALL(*mPointerSprite,
	setIcon(AllOf(Field(&SpriteIcon::style, static_cast<PointerIconStyle>(style)),
	Field(&SpriteIcon::hotSpotX, hotSpotX),
	Field(&SpriteIcon::hotSpotY, hotSpotY))));
	mPointerController->setCustomPointerIcon(icon);
	}

	TEST_F(PointerControllerTest, doesNotGetResourcesBeforeSettingViewport) {
	mPointerController->setPresentation(PointerController::Presentation::POINTER);
	mPointerController->setPosition(1.0f, 1.0f);
	mPointerController->move(1.0f, 1.0f);
	mPointerController->unfade(PointerController::Transition::IMMEDIATE);
	mPointerController->fade(PointerController::Transition::IMMEDIATE);

	EXPECT_TRUE(mPolicy->noResourcesAreLoaded());

	ensureDisplayViewportIsSet();
	}

	TEST_F(PointerControllerTest, notifiesPolicyWhenPointerDisplayChanges) {
	EXPECT_FALSE(mPolicy->getLastReportedPointerDisplayId())
	<< "A pointer display change does not occur when PointerController is created.";

	ensureDisplayViewportIsSet(ADISPLAY_ID_DEFAULT);

	const auto lastReportedPointerDisplayId = mPolicy->getLastReportedPointerDisplayId();
	ASSERT_TRUE(lastReportedPointerDisplayId)
	<< "The policy is notified of a pointer display change when the viewport is first set.";
	EXPECT_EQ(ADISPLAY_ID_DEFAULT, *lastReportedPointerDisplayId)
	<< "Incorrect pointer display notified.";

	ensureDisplayViewportIsSet(42);

	EXPECT_EQ(42, *mPolicy->getLastReportedPointerDisplayId())
	<< "The policy is notified when the pointer display changes.";

	// Release the PointerController.
	mPointerController = nullptr;

	EXPECT_EQ(ADISPLAY_ID_NONE, *mPolicy->getLastReportedPointerDisplayId())
	<< "The pointer display changes to invalid when PointerController is destroyed.";
	}

	class PointerControllerWindowInfoListenerTest : public Test {};

	class TestPointerController : public PointerController {
	public:
	TestPointerController(sp<android::gui::WindowInfosListener>& registeredListener,
	const sp<Looper>& looper, SpriteController& spriteController)
	: PointerController(
	new MockPointerControllerPolicyInterface(), looper, spriteController,
	/enabled=/true,
	[&registeredListener](const sp<android::gui::WindowInfosListener>& listener) {
	// Register listener
	registeredListener = listener;
	},
	[&registeredListener](const sp<android::gui::WindowInfosListener>& listener) {
	// Unregister listener
	if (registeredListener == listener) registeredListener = nullptr;
	}) {}
	};

	TEST_F(PointerControllerWindowInfoListenerTest,
	doesNotCrashIfListenerCalledAfterPointerControllerDestroyed) {
	sp<Looper> looper = new Looper(false);
	auto spriteController = NiceMock<MockSpriteController>(looper);
	sp<android::gui::WindowInfosListener> registeredListener;
	sp<android::gui::WindowInfosListener> localListenerCopy;
	{
	TestPointerController pointerController(registeredListener, looper, spriteController);
	ASSERT_NE(nullptr, registeredListener) << "WindowInfosListener was not registered";
	localListenerCopy = registeredListener;
	}
	EXPECT_EQ(nullptr, registeredListener) << "WindowInfosListener was not unregistered";
	localListenerCopy->onWindowInfosChanged({{}, {}, 0, 0});
	}

	} // namespace android