services/inputflinger/tests/InputReader_test.cpp

/*
 * Copyright (C) 2010 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 "../InputReader.h"

#include <inttypes.h>
#include <utils/List.h>
#include <gtest/gtest.h>
#include <math.h>

namespace android {

// An arbitrary time value.
static const nsecs_t ARBITRARY_TIME = 1234;

// Arbitrary display properties.
static const int32_t DISPLAY_ID = 0;
static const int32_t DISPLAY_WIDTH = 480;
static const int32_t DISPLAY_HEIGHT = 800;
static const int32_t VIRTUAL_DISPLAY_ID = 1;
static const int32_t VIRTUAL_DISPLAY_WIDTH = 400;
static const int32_t VIRTUAL_DISPLAY_HEIGHT = 500;
static const char* VIRTUAL_DISPLAY_UNIQUE_ID = "Vr-display-unique-ID";

// Error tolerance for floating point assertions.
static const float EPSILON = 0.001f;

template<typename T>
static inline T min(T a, T b) {
    return a < b ? a : b;
}

static inline float avg(float x, float y) {
    return (x + y) / 2;
}


// --- FakePointerController ---

class FakePointerController : public PointerControllerInterface {
    bool mHaveBounds;
    float mMinX, mMinY, mMaxX, mMaxY;
    float mX, mY;
    int32_t mButtonState;

protected:
    virtual ~FakePointerController() { }

public:
    FakePointerController() :
        mHaveBounds(false), mMinX(0), mMinY(0), mMaxX(0), mMaxY(0), mX(0), mY(0),
        mButtonState(0) {
    }

    void setBounds(float minX, float minY, float maxX, float maxY) {
        mHaveBounds = true;
        mMinX = minX;
        mMinY = minY;
        mMaxX = maxX;
        mMaxY = maxY;
    }

    virtual void setPosition(float x, float y) {
        mX = x;
        mY = y;
    }

    virtual void setButtonState(int32_t buttonState) {
        mButtonState = buttonState;
    }

    virtual int32_t getButtonState() const {
        return mButtonState;
    }

    virtual void getPosition(float* outX, float* outY) const {
        *outX = mX;
        *outY = mY;
    }

private:
    virtual bool getBounds(float* outMinX, float* outMinY, float* outMaxX, float* outMaxY) const {
        *outMinX = mMinX;
        *outMinY = mMinY;
        *outMaxX = mMaxX;
        *outMaxY = mMaxY;
        return mHaveBounds;
    }

    virtual void move(float deltaX, float deltaY) {
        mX += deltaX;
        if (mX < mMinX) mX = mMinX;
        if (mX > mMaxX) mX = mMaxX;
        mY += deltaY;
        if (mY < mMinY) mY = mMinY;
        if (mY > mMaxY) mY = mMaxY;
    }

    virtual void fade(Transition) {
    }

    virtual void unfade(Transition) {
    }

    virtual void setPresentation(Presentation) {
    }

    virtual void setSpots(const PointerCoords*, const uint32_t*, BitSet32) {
    }

    virtual void clearSpots() {
    }
};


// --- FakeInputReaderPolicy ---

class FakeInputReaderPolicy : public InputReaderPolicyInterface {
    InputReaderConfiguration mConfig;
    KeyedVector<int32_t, sp<FakePointerController> > mPointerControllers;
    Vector<InputDeviceInfo> mInputDevices;
    TouchAffineTransformation transform;

protected:
    virtual ~FakeInputReaderPolicy() { }

public:
    FakeInputReaderPolicy() {
    }

    void setDisplayViewport(int32_t displayId, int32_t width, int32_t height, int32_t orientation,
            const String8& uniqueId) {
        DisplayViewport v = createDisplayViewport(displayId, width, height, orientation, uniqueId);
        // Set the size of both the internal and external display at the same time.
        mConfig.setPhysicalDisplayViewport(ViewportType::VIEWPORT_INTERNAL, v);
        mConfig.setPhysicalDisplayViewport(ViewportType::VIEWPORT_EXTERNAL, v);
    }

    void setVirtualDisplayViewport(int32_t displayId, int32_t width, int32_t height, int32_t orientation,
            const String8& uniqueId) {
        Vector<DisplayViewport> viewports;
        viewports.push_back(createDisplayViewport(displayId, width, height, orientation, uniqueId));
        mConfig.setVirtualDisplayViewports(viewports);
    }

    void addExcludedDeviceName(const String8& deviceName) {
        mConfig.excludedDeviceNames.push(deviceName);
    }

    void addDisabledDevice(int32_t deviceId) {
        ssize_t index = mConfig.disabledDevices.indexOf(deviceId);
        bool currentlyEnabled = index < 0;
        if (currentlyEnabled) {
            mConfig.disabledDevices.add(deviceId);
        }
    }

    void removeDisabledDevice(int32_t deviceId) {
        ssize_t index = mConfig.disabledDevices.indexOf(deviceId);
        bool currentlyEnabled = index < 0;
        if (!currentlyEnabled) {
            mConfig.disabledDevices.remove(deviceId);
        }
    }

    void setPointerController(int32_t deviceId, const sp<FakePointerController>& controller) {
        mPointerControllers.add(deviceId, controller);
    }

    const InputReaderConfiguration* getReaderConfiguration() const {
        return &mConfig;
    }

    const Vector<InputDeviceInfo>& getInputDevices() const {
        return mInputDevices;
    }

    TouchAffineTransformation getTouchAffineTransformation(const String8& inputDeviceDescriptor,
            int32_t surfaceRotation) {
        return transform;
    }

    void setTouchAffineTransformation(const TouchAffineTransformation t) {
        transform = t;
    }

    void setPointerCapture(bool enabled) {
        mConfig.pointerCapture = enabled;
    }

private:
    DisplayViewport createDisplayViewport(int32_t displayId, int32_t width, int32_t height,
            int32_t orientation, const String8& uniqueId) {
        bool isRotated = (orientation == DISPLAY_ORIENTATION_90
                || orientation == DISPLAY_ORIENTATION_270);
        DisplayViewport v;
        v.displayId = displayId;
        v.orientation = orientation;
        v.logicalLeft = 0;
        v.logicalTop = 0;
        v.logicalRight = isRotated ? height : width;
        v.logicalBottom = isRotated ? width : height;
        v.physicalLeft = 0;
        v.physicalTop = 0;
        v.physicalRight = isRotated ? height : width;
        v.physicalBottom = isRotated ? width : height;
        v.deviceWidth = isRotated ? height : width;
        v.deviceHeight = isRotated ? width : height;
        v.uniqueId = uniqueId;
        return v;
    }

    virtual void getReaderConfiguration(InputReaderConfiguration* outConfig) {
        *outConfig = mConfig;
    }

    virtual sp<PointerControllerInterface> obtainPointerController(int32_t deviceId) {
        return mPointerControllers.valueFor(deviceId);
    }

    virtual void notifyInputDevicesChanged(const Vector<InputDeviceInfo>& inputDevices) {
        mInputDevices = inputDevices;
    }

    virtual sp<KeyCharacterMap> getKeyboardLayoutOverlay(const InputDeviceIdentifier&) {
        return NULL;
    }

    virtual String8 getDeviceAlias(const InputDeviceIdentifier&) {
        return String8::empty();
    }
};


// --- FakeInputListener ---

class FakeInputListener : public InputListenerInterface {
private:
    List<NotifyConfigurationChangedArgs> mNotifyConfigurationChangedArgsQueue;
    List<NotifyDeviceResetArgs> mNotifyDeviceResetArgsQueue;
    List<NotifyKeyArgs> mNotifyKeyArgsQueue;
    List<NotifyMotionArgs> mNotifyMotionArgsQueue;
    List<NotifySwitchArgs> mNotifySwitchArgsQueue;

protected:
    virtual ~FakeInputListener() { }

public:
    FakeInputListener() {
    }

    void assertNotifyConfigurationChangedWasCalled(
            NotifyConfigurationChangedArgs* outEventArgs = NULL) {
        ASSERT_FALSE(mNotifyConfigurationChangedArgsQueue.empty())
                << "Expected notifyConfigurationChanged() to have been called.";
        if (outEventArgs) {
            *outEventArgs = *mNotifyConfigurationChangedArgsQueue.begin();
        }
        mNotifyConfigurationChangedArgsQueue.erase(mNotifyConfigurationChangedArgsQueue.begin());
    }

    void assertNotifyConfigurationChangedWasNotCalled() {
        ASSERT_TRUE(mNotifyConfigurationChangedArgsQueue.empty())
                << "Expected notifyConfigurationChanged() to not have been called.";
    }

    void assertNotifyDeviceResetWasCalled(
            NotifyDeviceResetArgs* outEventArgs = NULL) {
        ASSERT_FALSE(mNotifyDeviceResetArgsQueue.empty())
                << "Expected notifyDeviceReset() to have been called.";
        if (outEventArgs) {
            *outEventArgs = *mNotifyDeviceResetArgsQueue.begin();
        }
        mNotifyDeviceResetArgsQueue.erase(mNotifyDeviceResetArgsQueue.begin());
    }

    void assertNotifyDeviceResetWasNotCalled() {
        ASSERT_TRUE(mNotifyDeviceResetArgsQueue.empty())
                << "Expected notifyDeviceReset() to not have been called.";
    }

    void assertNotifyKeyWasCalled(NotifyKeyArgs* outEventArgs = NULL) {
        ASSERT_FALSE(mNotifyKeyArgsQueue.empty())
                << "Expected notifyKey() to have been called.";
        if (outEventArgs) {
            *outEventArgs = *mNotifyKeyArgsQueue.begin();
        }
        mNotifyKeyArgsQueue.erase(mNotifyKeyArgsQueue.begin());
    }

    void assertNotifyKeyWasNotCalled() {
        ASSERT_TRUE(mNotifyKeyArgsQueue.empty())
                << "Expected notifyKey() to not have been called.";
    }

    void assertNotifyMotionWasCalled(NotifyMotionArgs* outEventArgs = NULL) {
        ASSERT_FALSE(mNotifyMotionArgsQueue.empty())
                << "Expected notifyMotion() to have been called.";
        if (outEventArgs) {
            *outEventArgs = *mNotifyMotionArgsQueue.begin();
        }
        mNotifyMotionArgsQueue.erase(mNotifyMotionArgsQueue.begin());
    }

    void assertNotifyMotionWasNotCalled() {
        ASSERT_TRUE(mNotifyMotionArgsQueue.empty())
                << "Expected notifyMotion() to not have been called.";
    }

    void assertNotifySwitchWasCalled(NotifySwitchArgs* outEventArgs = NULL) {
        ASSERT_FALSE(mNotifySwitchArgsQueue.empty())
                << "Expected notifySwitch() to have been called.";
        if (outEventArgs) {
            *outEventArgs = *mNotifySwitchArgsQueue.begin();
        }
        mNotifySwitchArgsQueue.erase(mNotifySwitchArgsQueue.begin());
    }

private:
    virtual void notifyConfigurationChanged(const NotifyConfigurationChangedArgs* args) {
        mNotifyConfigurationChangedArgsQueue.push_back(*args);
    }

    virtual void notifyDeviceReset(const NotifyDeviceResetArgs* args) {
        mNotifyDeviceResetArgsQueue.push_back(*args);
    }

    virtual void notifyKey(const NotifyKeyArgs* args) {
        mNotifyKeyArgsQueue.push_back(*args);
    }

    virtual void notifyMotion(const NotifyMotionArgs* args) {
        mNotifyMotionArgsQueue.push_back(*args);
    }

    virtual void notifySwitch(const NotifySwitchArgs* args) {
        mNotifySwitchArgsQueue.push_back(*args);
    }
};


// --- FakeEventHub ---

class FakeEventHub : public EventHubInterface {
    struct KeyInfo {
        int32_t keyCode;
        uint32_t flags;
    };

    struct Device {
        InputDeviceIdentifier identifier;
        uint32_t classes;
        PropertyMap configuration;
        KeyedVector<int, RawAbsoluteAxisInfo> absoluteAxes;
        KeyedVector<int, bool> relativeAxes;
        KeyedVector<int32_t, int32_t> keyCodeStates;
        KeyedVector<int32_t, int32_t> scanCodeStates;
        KeyedVector<int32_t, int32_t> switchStates;
        KeyedVector<int32_t, int32_t> absoluteAxisValue;
        KeyedVector<int32_t, KeyInfo> keysByScanCode;
        KeyedVector<int32_t, KeyInfo> keysByUsageCode;
        KeyedVector<int32_t, bool> leds;
        Vector<VirtualKeyDefinition> virtualKeys;
        bool enabled;

        status_t enable() {
            enabled = true;
            return OK;
        }

        status_t disable() {
            enabled = false;
            return OK;
        }

        explicit Device(uint32_t classes) :
                classes(classes), enabled(true) {
        }
    };

    KeyedVector<int32_t, Device*> mDevices;
    Vector<String8> mExcludedDevices;
    List<RawEvent> mEvents;

protected:
    virtual ~FakeEventHub() {
        for (size_t i = 0; i < mDevices.size(); i++) {
            delete mDevices.valueAt(i);
        }
    }

public:
    FakeEventHub() { }

    void addDevice(int32_t deviceId, const String8& name, uint32_t classes) {
        Device* device = new Device(classes);
        device->identifier.name = name;
        mDevices.add(deviceId, device);

        enqueueEvent(ARBITRARY_TIME, deviceId, EventHubInterface::DEVICE_ADDED, 0, 0);
    }

    void removeDevice(int32_t deviceId) {
        delete mDevices.valueFor(deviceId);
        mDevices.removeItem(deviceId);

        enqueueEvent(ARBITRARY_TIME, deviceId, EventHubInterface::DEVICE_REMOVED, 0, 0);
    }

    bool isDeviceEnabled(int32_t deviceId) {
        Device* device = getDevice(deviceId);
        if (device == NULL) {
            ALOGE("Incorrect device id=%" PRId32 " provided to %s", deviceId, __func__);
            return false;
        }
        return device->enabled;
    }

    status_t enableDevice(int32_t deviceId) {
        status_t result;
        Device* device = getDevice(deviceId);
        if (device == NULL) {
            ALOGE("Incorrect device id=%" PRId32 " provided to %s", deviceId, __func__);
            return BAD_VALUE;
        }
        if (device->enabled) {
            ALOGW("Duplicate call to %s, device %" PRId32 " already enabled", __func__, deviceId);
            return OK;
        }
        result = device->enable();
        return result;
    }

    status_t disableDevice(int32_t deviceId) {
        Device* device = getDevice(deviceId);
        if (device == NULL) {
            ALOGE("Incorrect device id=%" PRId32 " provided to %s", deviceId, __func__);
            return BAD_VALUE;
        }
        if (!device->enabled) {
            ALOGW("Duplicate call to %s, device %" PRId32 " already disabled", __func__, deviceId);
            return OK;
        }
        return device->disable();
    }

    void finishDeviceScan() {
        enqueueEvent(ARBITRARY_TIME, 0, EventHubInterface::FINISHED_DEVICE_SCAN, 0, 0);
    }

    void addConfigurationProperty(int32_t deviceId, const String8& key, const String8& value) {
        Device* device = getDevice(deviceId);
        device->configuration.addProperty(key, value);
    }

    void addConfigurationMap(int32_t deviceId, const PropertyMap* configuration) {
        Device* device = getDevice(deviceId);
        device->configuration.addAll(configuration);
    }

    void addAbsoluteAxis(int32_t deviceId, int axis,
            int32_t minValue, int32_t maxValue, int flat, int fuzz, int resolution = 0) {
        Device* device = getDevice(deviceId);

        RawAbsoluteAxisInfo info;
        info.valid = true;
        info.minValue = minValue;
        info.maxValue = maxValue;
        info.flat = flat;
        info.fuzz = fuzz;
        info.resolution = resolution;
        device->absoluteAxes.add(axis, info);
    }

    void addRelativeAxis(int32_t deviceId, int32_t axis) {
        Device* device = getDevice(deviceId);
        device->relativeAxes.add(axis, true);
    }

    void setKeyCodeState(int32_t deviceId, int32_t keyCode, int32_t state) {
        Device* device = getDevice(deviceId);
        device->keyCodeStates.replaceValueFor(keyCode, state);
    }

    void setScanCodeState(int32_t deviceId, int32_t scanCode, int32_t state) {
        Device* device = getDevice(deviceId);
        device->scanCodeStates.replaceValueFor(scanCode, state);
    }

    void setSwitchState(int32_t deviceId, int32_t switchCode, int32_t state) {
        Device* device = getDevice(deviceId);
        device->switchStates.replaceValueFor(switchCode, state);
    }

    void setAbsoluteAxisValue(int32_t deviceId, int32_t axis, int32_t value) {
        Device* device = getDevice(deviceId);
        device->absoluteAxisValue.replaceValueFor(axis, value);
    }

    void addKey(int32_t deviceId, int32_t scanCode, int32_t usageCode,
            int32_t keyCode, uint32_t flags) {
        Device* device = getDevice(deviceId);
        KeyInfo info;
        info.keyCode = keyCode;
        info.flags = flags;
        if (scanCode) {
            device->keysByScanCode.add(scanCode, info);
        }
        if (usageCode) {
            device->keysByUsageCode.add(usageCode, info);
        }
    }

    void addLed(int32_t deviceId, int32_t led, bool initialState) {
        Device* device = getDevice(deviceId);
        device->leds.add(led, initialState);
    }

    bool getLedState(int32_t deviceId, int32_t led) {
        Device* device = getDevice(deviceId);
        return device->leds.valueFor(led);
    }

    Vector<String8>& getExcludedDevices() {
        return mExcludedDevices;
    }

    void addVirtualKeyDefinition(int32_t deviceId, const VirtualKeyDefinition& definition) {
        Device* device = getDevice(deviceId);
        device->virtualKeys.push(definition);
    }

    void enqueueEvent(nsecs_t when, int32_t deviceId, int32_t type,
            int32_t code, int32_t value) {
        RawEvent event;
        event.when = when;
        event.deviceId = deviceId;
        event.type = type;
        event.code = code;
        event.value = value;
        mEvents.push_back(event);

        if (type == EV_ABS) {
            setAbsoluteAxisValue(deviceId, code, value);
        }
    }

    void assertQueueIsEmpty() {
        ASSERT_EQ(size_t(0), mEvents.size())
                << "Expected the event queue to be empty (fully consumed).";
    }

private:
    Device* getDevice(int32_t deviceId) const {
        ssize_t index = mDevices.indexOfKey(deviceId);
        return index >= 0 ? mDevices.valueAt(index) : NULL;
    }

    virtual uint32_t getDeviceClasses(int32_t deviceId) const {
        Device* device = getDevice(deviceId);
        return device ? device->classes : 0;
    }

    virtual InputDeviceIdentifier getDeviceIdentifier(int32_t deviceId) const {
        Device* device = getDevice(deviceId);
        return device ? device->identifier : InputDeviceIdentifier();
    }

    virtual int32_t getDeviceControllerNumber(int32_t) const {
        return 0;
    }

    virtual void getConfiguration(int32_t deviceId, PropertyMap* outConfiguration) const {
        Device* device = getDevice(deviceId);
        if (device) {
            *outConfiguration = device->configuration;
        }
    }

    virtual status_t getAbsoluteAxisInfo(int32_t deviceId, int axis,
            RawAbsoluteAxisInfo* outAxisInfo) const {
        Device* device = getDevice(deviceId);
        if (device) {
            ssize_t index = device->absoluteAxes.indexOfKey(axis);
            if (index >= 0) {
                *outAxisInfo = device->absoluteAxes.valueAt(index);
                return OK;
            }
        }
        outAxisInfo->clear();
        return -1;
    }

    virtual bool hasRelativeAxis(int32_t deviceId, int axis) const {
        Device* device = getDevice(deviceId);
        if (device) {
            return device->relativeAxes.indexOfKey(axis) >= 0;
        }
        return false;
    }

    virtual bool hasInputProperty(int32_t, int) const {
        return false;
    }

    virtual status_t mapKey(int32_t deviceId,
            int32_t scanCode, int32_t usageCode, int32_t metaState,
            int32_t* outKeycode, int32_t *outMetaState, uint32_t* outFlags) const {
        Device* device = getDevice(deviceId);
        if (device) {
            const KeyInfo* key = getKey(device, scanCode, usageCode);
            if (key) {
                if (outKeycode) {
                    *outKeycode = key->keyCode;
                }
                if (outFlags) {
                    *outFlags = key->flags;
                }
                if (outMetaState) {
                    *outMetaState = metaState;
                }
                return OK;
            }
        }
        return NAME_NOT_FOUND;
    }

    const KeyInfo* getKey(Device* device, int32_t scanCode, int32_t usageCode) const {
        if (usageCode) {
            ssize_t index = device->keysByUsageCode.indexOfKey(usageCode);
            if (index >= 0) {
                return &device->keysByUsageCode.valueAt(index);
            }
        }
        if (scanCode) {
            ssize_t index = device->keysByScanCode.indexOfKey(scanCode);
            if (index >= 0) {
                return &device->keysByScanCode.valueAt(index);
            }
        }
        return NULL;
    }

    virtual status_t mapAxis(int32_t, int32_t, AxisInfo*) const {
        return NAME_NOT_FOUND;
    }

    virtual void setExcludedDevices(const Vector<String8>& devices) {
        mExcludedDevices = devices;
    }

    virtual size_t getEvents(int, RawEvent* buffer, size_t) {
        if (mEvents.empty()) {
            return 0;
        }

        *buffer = *mEvents.begin();
        mEvents.erase(mEvents.begin());
        return 1;
    }

    virtual int32_t getScanCodeState(int32_t deviceId, int32_t scanCode) const {
        Device* device = getDevice(deviceId);
        if (device) {
            ssize_t index = device->scanCodeStates.indexOfKey(scanCode);
            if (index >= 0) {
                return device->scanCodeStates.valueAt(index);
            }
        }
        return AKEY_STATE_UNKNOWN;
    }

    virtual int32_t getKeyCodeState(int32_t deviceId, int32_t keyCode) const {
        Device* device = getDevice(deviceId);
        if (device) {
            ssize_t index = device->keyCodeStates.indexOfKey(keyCode);
            if (index >= 0) {
                return device->keyCodeStates.valueAt(index);
            }
        }
        return AKEY_STATE_UNKNOWN;
    }

    virtual int32_t getSwitchState(int32_t deviceId, int32_t sw) const {
        Device* device = getDevice(deviceId);
        if (device) {
            ssize_t index = device->switchStates.indexOfKey(sw);
            if (index >= 0) {
                return device->switchStates.valueAt(index);
            }
        }
        return AKEY_STATE_UNKNOWN;
    }

    virtual status_t getAbsoluteAxisValue(int32_t deviceId, int32_t axis,
            int32_t* outValue) const {
        Device* device = getDevice(deviceId);
        if (device) {
            ssize_t index = device->absoluteAxisValue.indexOfKey(axis);
            if (index >= 0) {
                *outValue = device->absoluteAxisValue.valueAt(index);
                return OK;
            }
        }
        *outValue = 0;
        return -1;
    }

    virtual bool markSupportedKeyCodes(int32_t deviceId, size_t numCodes, const int32_t* keyCodes,
            uint8_t* outFlags) const {
        bool result = false;
        Device* device = getDevice(deviceId);
        if (device) {
            for (size_t i = 0; i < numCodes; i++) {
                for (size_t j = 0; j < device->keysByScanCode.size(); j++) {
                    if (keyCodes[i] == device->keysByScanCode.valueAt(j).keyCode) {
                        outFlags[i] = 1;
                        result = true;
                    }
                }
                for (size_t j = 0; j < device->keysByUsageCode.size(); j++) {
                    if (keyCodes[i] == device->keysByUsageCode.valueAt(j).keyCode) {
                        outFlags[i] = 1;
                        result = true;
                    }
                }
            }
        }
        return result;
    }

    virtual bool hasScanCode(int32_t deviceId, int32_t scanCode) const {
        Device* device = getDevice(deviceId);
        if (device) {
            ssize_t index = device->keysByScanCode.indexOfKey(scanCode);
            return index >= 0;
        }
        return false;
    }

    virtual bool hasLed(int32_t deviceId, int32_t led) const {
        Device* device = getDevice(deviceId);
        return device && device->leds.indexOfKey(led) >= 0;
    }

    virtual void setLedState(int32_t deviceId, int32_t led, bool on) {
        Device* device = getDevice(deviceId);
        if (device) {
            ssize_t index = device->leds.indexOfKey(led);
            if (index >= 0) {
                device->leds.replaceValueAt(led, on);
            } else {
                ADD_FAILURE()
                        << "Attempted to set the state of an LED that the EventHub declared "
                        "was not present.  led=" << led;
            }
        }
    }

    virtual void getVirtualKeyDefinitions(int32_t deviceId,
            Vector<VirtualKeyDefinition>& outVirtualKeys) const {
        outVirtualKeys.clear();

        Device* device = getDevice(deviceId);
        if (device) {
            outVirtualKeys.appendVector(device->virtualKeys);
        }
    }

    virtual sp<KeyCharacterMap> getKeyCharacterMap(int32_t) const {
        return NULL;
    }

    virtual bool setKeyboardLayoutOverlay(int32_t, const sp<KeyCharacterMap>&) {
        return false;
    }

    virtual void vibrate(int32_t, nsecs_t) {
    }

    virtual void cancelVibrate(int32_t) {
    }

    virtual bool isExternal(int32_t) const {
        return false;
    }

    virtual void dump(String8&) {
    }

    virtual void monitor() {
    }

    virtual void requestReopenDevices() {
    }

    virtual void wake() {
    }
};


// --- FakeInputReaderContext ---

class FakeInputReaderContext : public InputReaderContext {
    sp<EventHubInterface> mEventHub;
    sp<InputReaderPolicyInterface> mPolicy;
    sp<InputListenerInterface> mListener;
    int32_t mGlobalMetaState;
    bool mUpdateGlobalMetaStateWasCalled;
    int32_t mGeneration;

public:
    FakeInputReaderContext(const sp<EventHubInterface>& eventHub,
            const sp<InputReaderPolicyInterface>& policy,
            const sp<InputListenerInterface>& listener) :
            mEventHub(eventHub), mPolicy(policy), mListener(listener),
            mGlobalMetaState(0) {
    }

    virtual ~FakeInputReaderContext() { }

    void assertUpdateGlobalMetaStateWasCalled() {
        ASSERT_TRUE(mUpdateGlobalMetaStateWasCalled)
                << "Expected updateGlobalMetaState() to have been called.";
        mUpdateGlobalMetaStateWasCalled = false;
    }

    void setGlobalMetaState(int32_t state) {
        mGlobalMetaState = state;
    }

    uint32_t getGeneration() {
        return mGeneration;
    }

private:
    virtual void updateGlobalMetaState() {
        mUpdateGlobalMetaStateWasCalled = true;
    }

    virtual int32_t getGlobalMetaState() {
        return mGlobalMetaState;
    }

    virtual EventHubInterface* getEventHub() {
        return mEventHub.get();
    }

    virtual InputReaderPolicyInterface* getPolicy() {
        return mPolicy.get();
    }

    virtual InputListenerInterface* getListener() {
        return mListener.get();
    }

    virtual void disableVirtualKeysUntil(nsecs_t) {
    }

    virtual bool shouldDropVirtualKey(nsecs_t, InputDevice*, int32_t, int32_t) {
        return false;
    }

    virtual void fadePointer() {
    }

    virtual void requestTimeoutAtTime(nsecs_t) {
    }

    virtual int32_t bumpGeneration() {
        return ++mGeneration;
    }

    virtual void getExternalStylusDevices(Vector<InputDeviceInfo>& outDevices) {

    }

    virtual void dispatchExternalStylusState(const StylusState&) {

    }
};


// --- FakeInputMapper ---

class FakeInputMapper : public InputMapper {
    uint32_t mSources;
    int32_t mKeyboardType;
    int32_t mMetaState;
    KeyedVector<int32_t, int32_t> mKeyCodeStates;
    KeyedVector<int32_t, int32_t> mScanCodeStates;
    KeyedVector<int32_t, int32_t> mSwitchStates;
    Vector<int32_t> mSupportedKeyCodes;
    RawEvent mLastEvent;

    bool mConfigureWasCalled;
    bool mResetWasCalled;
    bool mProcessWasCalled;

public:
    FakeInputMapper(InputDevice* device, uint32_t sources) :
            InputMapper(device),
            mSources(sources), mKeyboardType(AINPUT_KEYBOARD_TYPE_NONE),
            mMetaState(0),
            mConfigureWasCalled(false), mResetWasCalled(false), mProcessWasCalled(false) {
    }

    virtual ~FakeInputMapper() { }

    void setKeyboardType(int32_t keyboardType) {
        mKeyboardType = keyboardType;
    }

    void setMetaState(int32_t metaState) {
        mMetaState = metaState;
    }

    void assertConfigureWasCalled() {
        ASSERT_TRUE(mConfigureWasCalled)
                << "Expected configure() to have been called.";
        mConfigureWasCalled = false;
    }

    void assertResetWasCalled() {
        ASSERT_TRUE(mResetWasCalled)
                << "Expected reset() to have been called.";
        mResetWasCalled = false;
    }

    void assertProcessWasCalled(RawEvent* outLastEvent = NULL) {
        ASSERT_TRUE(mProcessWasCalled)
                << "Expected process() to have been called.";
        if (outLastEvent) {
            *outLastEvent = mLastEvent;
        }
        mProcessWasCalled = false;
    }

    void setKeyCodeState(int32_t keyCode, int32_t state) {
        mKeyCodeStates.replaceValueFor(keyCode, state);
    }

    void setScanCodeState(int32_t scanCode, int32_t state) {
        mScanCodeStates.replaceValueFor(scanCode, state);
    }

    void setSwitchState(int32_t switchCode, int32_t state) {
        mSwitchStates.replaceValueFor(switchCode, state);
    }

    void addSupportedKeyCode(int32_t keyCode) {
        mSupportedKeyCodes.add(keyCode);
    }

private:
    virtual uint32_t getSources() {
        return mSources;
    }

    virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo) {
        InputMapper::populateDeviceInfo(deviceInfo);

        if (mKeyboardType != AINPUT_KEYBOARD_TYPE_NONE) {
            deviceInfo->setKeyboardType(mKeyboardType);
        }
    }

    virtual void configure(nsecs_t, const InputReaderConfiguration*, uint32_t) {
        mConfigureWasCalled = true;
    }

    virtual void reset(nsecs_t) {
        mResetWasCalled = true;
    }

    virtual void process(const RawEvent* rawEvent) {
        mLastEvent = *rawEvent;
        mProcessWasCalled = true;
    }

    virtual int32_t getKeyCodeState(uint32_t, int32_t keyCode) {
        ssize_t index = mKeyCodeStates.indexOfKey(keyCode);
        return index >= 0 ? mKeyCodeStates.valueAt(index) : AKEY_STATE_UNKNOWN;
    }

    virtual int32_t getScanCodeState(uint32_t, int32_t scanCode) {
        ssize_t index = mScanCodeStates.indexOfKey(scanCode);
        return index >= 0 ? mScanCodeStates.valueAt(index) : AKEY_STATE_UNKNOWN;
    }

    virtual int32_t getSwitchState(uint32_t, int32_t switchCode) {
        ssize_t index = mSwitchStates.indexOfKey(switchCode);
        return index >= 0 ? mSwitchStates.valueAt(index) : AKEY_STATE_UNKNOWN;
    }

    virtual bool markSupportedKeyCodes(uint32_t, size_t numCodes,
            const int32_t* keyCodes, uint8_t* outFlags) {
        bool result = false;
        for (size_t i = 0; i < numCodes; i++) {
            for (size_t j = 0; j < mSupportedKeyCodes.size(); j++) {
                if (keyCodes[i] == mSupportedKeyCodes[j]) {
                    outFlags[i] = 1;
                    result = true;
                }
            }
        }
        return result;
    }

    virtual int32_t getMetaState() {
        return mMetaState;
    }

    virtual void fadePointer() {
    }
};


// --- InstrumentedInputReader ---

class InstrumentedInputReader : public InputReader {
    InputDevice* mNextDevice;

public:
    InstrumentedInputReader(const sp<EventHubInterface>& eventHub,
            const sp<InputReaderPolicyInterface>& policy,
            const sp<InputListenerInterface>& listener) :
            InputReader(eventHub, policy, listener),
            mNextDevice(NULL) {
    }

    virtual ~InstrumentedInputReader() {
        if (mNextDevice) {
            delete mNextDevice;
        }
    }

    void setNextDevice(InputDevice* device) {
        mNextDevice = device;
    }

    InputDevice* newDevice(int32_t deviceId, int32_t controllerNumber, const String8& name,
            uint32_t classes) {
        InputDeviceIdentifier identifier;
        identifier.name = name;
        int32_t generation = deviceId + 1;
        return new InputDevice(&mContext, deviceId, generation, controllerNumber, identifier,
                classes);
    }

protected:
    virtual InputDevice* createDeviceLocked(int32_t deviceId, int32_t controllerNumber,
            const InputDeviceIdentifier& identifier, uint32_t classes) {
        if (mNextDevice) {
            InputDevice* device = mNextDevice;
            mNextDevice = NULL;
            return device;
        }
        return InputReader::createDeviceLocked(deviceId, controllerNumber, identifier, classes);
    }

    friend class InputReaderTest;
};


// --- InputReaderTest ---

class InputReaderTest : public testing::Test {
protected:
    sp<FakeInputListener> mFakeListener;
    sp<FakeInputReaderPolicy> mFakePolicy;
    sp<FakeEventHub> mFakeEventHub;
    sp<InstrumentedInputReader> mReader;

    virtual void SetUp() {
        mFakeEventHub = new FakeEventHub();
        mFakePolicy = new FakeInputReaderPolicy();
        mFakeListener = new FakeInputListener();

        mReader = new InstrumentedInputReader(mFakeEventHub, mFakePolicy, mFakeListener);
    }

    virtual void TearDown() {
        mReader.clear();

        mFakeListener.clear();
        mFakePolicy.clear();
        mFakeEventHub.clear();
    }

    void addDevice(int32_t deviceId, const String8& name, uint32_t classes,
            const PropertyMap* configuration) {
        mFakeEventHub->addDevice(deviceId, name, classes);

        if (configuration) {
            mFakeEventHub->addConfigurationMap(deviceId, configuration);
        }
        mFakeEventHub->finishDeviceScan();
        mReader->loopOnce();
        mReader->loopOnce();
        mFakeEventHub->assertQueueIsEmpty();
    }

    void disableDevice(int32_t deviceId, InputDevice* device) {
        mFakePolicy->addDisabledDevice(deviceId);
        configureDevice(InputReaderConfiguration::CHANGE_ENABLED_STATE, device);
    }

    void enableDevice(int32_t deviceId, InputDevice* device) {
        mFakePolicy->removeDisabledDevice(deviceId);
        configureDevice(InputReaderConfiguration::CHANGE_ENABLED_STATE, device);
    }

    void configureDevice(uint32_t changes, InputDevice* device) {
        device->configure(ARBITRARY_TIME, mFakePolicy->getReaderConfiguration(), changes);
    }

    FakeInputMapper* addDeviceWithFakeInputMapper(int32_t deviceId, int32_t controllerNumber,
            const String8& name, uint32_t classes, uint32_t sources,
            const PropertyMap* configuration) {
        InputDevice* device = mReader->newDevice(deviceId, controllerNumber, name, classes);
        FakeInputMapper* mapper = new FakeInputMapper(device, sources);
        device->addMapper(mapper);
        mReader->setNextDevice(device);
        addDevice(deviceId, name, classes, configuration);
        return mapper;
    }
};

TEST_F(InputReaderTest, GetInputDevices) {
    ASSERT_NO_FATAL_FAILURE(addDevice(1, String8("keyboard"),
            INPUT_DEVICE_CLASS_KEYBOARD, NULL));
    ASSERT_NO_FATAL_FAILURE(addDevice(2, String8("ignored"),
            0, NULL)); // no classes so device will be ignored

    Vector<InputDeviceInfo> inputDevices;
    mReader->getInputDevices(inputDevices);

    ASSERT_EQ(1U, inputDevices.size());
    ASSERT_EQ(1, inputDevices[0].getId());
    ASSERT_STREQ("keyboard", inputDevices[0].getIdentifier().name.string());
    ASSERT_EQ(AINPUT_KEYBOARD_TYPE_NON_ALPHABETIC, inputDevices[0].getKeyboardType());
    ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, inputDevices[0].getSources());
    ASSERT_EQ(size_t(0), inputDevices[0].getMotionRanges().size());

    // Should also have received a notification describing the new input devices.
    inputDevices = mFakePolicy->getInputDevices();
    ASSERT_EQ(1U, inputDevices.size());
    ASSERT_EQ(1, inputDevices[0].getId());
    ASSERT_STREQ("keyboard", inputDevices[0].getIdentifier().name.string());
    ASSERT_EQ(AINPUT_KEYBOARD_TYPE_NON_ALPHABETIC, inputDevices[0].getKeyboardType());
    ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, inputDevices[0].getSources());
    ASSERT_EQ(size_t(0), inputDevices[0].getMotionRanges().size());
}

TEST_F(InputReaderTest, WhenEnabledChanges_SendsDeviceResetNotification) {
    constexpr int32_t deviceId = 1;
    constexpr uint32_t deviceClass = INPUT_DEVICE_CLASS_KEYBOARD;
    InputDevice* device = mReader->newDevice(deviceId, 0, String8("fake"), deviceClass);
    // Must add at least one mapper or the device will be ignored!
    FakeInputMapper* mapper = new FakeInputMapper(device, AINPUT_SOURCE_KEYBOARD);
    device->addMapper(mapper);
    mReader->setNextDevice(device);
    addDevice(deviceId, String8("fake"), deviceClass, NULL);

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyConfigurationChangedWasCalled(NULL));

    NotifyDeviceResetArgs resetArgs;
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyDeviceResetWasCalled(&resetArgs));
    ASSERT_EQ(ARBITRARY_TIME, resetArgs.eventTime);
    ASSERT_EQ(deviceId, resetArgs.deviceId);

    ASSERT_EQ(device->isEnabled(), true);
    disableDevice(deviceId, device);
    mReader->loopOnce();

    mFakeListener->assertNotifyDeviceResetWasCalled(&resetArgs);
    ASSERT_EQ(ARBITRARY_TIME, resetArgs.eventTime);
    ASSERT_EQ(deviceId, resetArgs.deviceId);
    ASSERT_EQ(device->isEnabled(), false);

    disableDevice(deviceId, device);
    mReader->loopOnce();
    mFakeListener->assertNotifyDeviceResetWasNotCalled();
    mFakeListener->assertNotifyConfigurationChangedWasNotCalled();
    ASSERT_EQ(device->isEnabled(), false);

    enableDevice(deviceId, device);
    mReader->loopOnce();
    mFakeListener->assertNotifyDeviceResetWasCalled(&resetArgs);
    ASSERT_EQ(ARBITRARY_TIME, resetArgs.eventTime);
    ASSERT_EQ(deviceId, resetArgs.deviceId);
    ASSERT_EQ(device->isEnabled(), true);
}

TEST_F(InputReaderTest, GetKeyCodeState_ForwardsRequestsToMappers) {
    FakeInputMapper* mapper = NULL;
    ASSERT_NO_FATAL_FAILURE(mapper = addDeviceWithFakeInputMapper(1, 0, String8("fake"),
            INPUT_DEVICE_CLASS_KEYBOARD, AINPUT_SOURCE_KEYBOARD, NULL));
    mapper->setKeyCodeState(AKEYCODE_A, AKEY_STATE_DOWN);

    ASSERT_EQ(AKEY_STATE_UNKNOWN, mReader->getKeyCodeState(0,
            AINPUT_SOURCE_ANY, AKEYCODE_A))
            << "Should return unknown when the device id is >= 0 but unknown.";

    ASSERT_EQ(AKEY_STATE_UNKNOWN, mReader->getKeyCodeState(1,
            AINPUT_SOURCE_TRACKBALL, AKEYCODE_A))
            << "Should return unknown when the device id is valid but the sources are not supported by the device.";

    ASSERT_EQ(AKEY_STATE_DOWN, mReader->getKeyCodeState(1,
            AINPUT_SOURCE_KEYBOARD | AINPUT_SOURCE_TRACKBALL, AKEYCODE_A))
            << "Should return value provided by mapper when device id is valid and the device supports some of the sources.";

    ASSERT_EQ(AKEY_STATE_UNKNOWN, mReader->getKeyCodeState(-1,
            AINPUT_SOURCE_TRACKBALL, AKEYCODE_A))
            << "Should return unknown when the device id is < 0 but the sources are not supported by any device.";

    ASSERT_EQ(AKEY_STATE_DOWN, mReader->getKeyCodeState(-1,
            AINPUT_SOURCE_KEYBOARD | AINPUT_SOURCE_TRACKBALL, AKEYCODE_A))
            << "Should return value provided by mapper when device id is < 0 and one of the devices supports some of the sources.";
}

TEST_F(InputReaderTest, GetScanCodeState_ForwardsRequestsToMappers) {
    FakeInputMapper* mapper = NULL;
    ASSERT_NO_FATAL_FAILURE(mapper = addDeviceWithFakeInputMapper(1, 0, String8("fake"),
            INPUT_DEVICE_CLASS_KEYBOARD, AINPUT_SOURCE_KEYBOARD, NULL));
    mapper->setScanCodeState(KEY_A, AKEY_STATE_DOWN);

    ASSERT_EQ(AKEY_STATE_UNKNOWN, mReader->getScanCodeState(0,
            AINPUT_SOURCE_ANY, KEY_A))
            << "Should return unknown when the device id is >= 0 but unknown.";

    ASSERT_EQ(AKEY_STATE_UNKNOWN, mReader->getScanCodeState(1,
            AINPUT_SOURCE_TRACKBALL, KEY_A))
            << "Should return unknown when the device id is valid but the sources are not supported by the device.";

    ASSERT_EQ(AKEY_STATE_DOWN, mReader->getScanCodeState(1,
            AINPUT_SOURCE_KEYBOARD | AINPUT_SOURCE_TRACKBALL, KEY_A))
            << "Should return value provided by mapper when device id is valid and the device supports some of the sources.";

    ASSERT_EQ(AKEY_STATE_UNKNOWN, mReader->getScanCodeState(-1,
            AINPUT_SOURCE_TRACKBALL, KEY_A))
            << "Should return unknown when the device id is < 0 but the sources are not supported by any device.";

    ASSERT_EQ(AKEY_STATE_DOWN, mReader->getScanCodeState(-1,
            AINPUT_SOURCE_KEYBOARD | AINPUT_SOURCE_TRACKBALL, KEY_A))
            << "Should return value provided by mapper when device id is < 0 and one of the devices supports some of the sources.";
}

TEST_F(InputReaderTest, GetSwitchState_ForwardsRequestsToMappers) {
    FakeInputMapper* mapper = NULL;
    ASSERT_NO_FATAL_FAILURE(mapper = addDeviceWithFakeInputMapper(1, 0, String8("fake"),
            INPUT_DEVICE_CLASS_KEYBOARD, AINPUT_SOURCE_KEYBOARD, NULL));
    mapper->setSwitchState(SW_LID, AKEY_STATE_DOWN);

    ASSERT_EQ(AKEY_STATE_UNKNOWN, mReader->getSwitchState(0,
            AINPUT_SOURCE_ANY, SW_LID))
            << "Should return unknown when the device id is >= 0 but unknown.";

    ASSERT_EQ(AKEY_STATE_UNKNOWN, mReader->getSwitchState(1,
            AINPUT_SOURCE_TRACKBALL, SW_LID))
            << "Should return unknown when the device id is valid but the sources are not supported by the device.";

    ASSERT_EQ(AKEY_STATE_DOWN, mReader->getSwitchState(1,
            AINPUT_SOURCE_KEYBOARD | AINPUT_SOURCE_TRACKBALL, SW_LID))
            << "Should return value provided by mapper when device id is valid and the device supports some of the sources.";

    ASSERT_EQ(AKEY_STATE_UNKNOWN, mReader->getSwitchState(-1,
            AINPUT_SOURCE_TRACKBALL, SW_LID))
            << "Should return unknown when the device id is < 0 but the sources are not supported by any device.";

    ASSERT_EQ(AKEY_STATE_DOWN, mReader->getSwitchState(-1,
            AINPUT_SOURCE_KEYBOARD | AINPUT_SOURCE_TRACKBALL, SW_LID))
            << "Should return value provided by mapper when device id is < 0 and one of the devices supports some of the sources.";
}

TEST_F(InputReaderTest, MarkSupportedKeyCodes_ForwardsRequestsToMappers) {
    FakeInputMapper* mapper = NULL;
    ASSERT_NO_FATAL_FAILURE(mapper = addDeviceWithFakeInputMapper(1, 0, String8("fake"),
            INPUT_DEVICE_CLASS_KEYBOARD, AINPUT_SOURCE_KEYBOARD, NULL));
    mapper->addSupportedKeyCode(AKEYCODE_A);
    mapper->addSupportedKeyCode(AKEYCODE_B);

    const int32_t keyCodes[4] = { AKEYCODE_A, AKEYCODE_B, AKEYCODE_1, AKEYCODE_2 };
    uint8_t flags[4] = { 0, 0, 0, 1 };

    ASSERT_FALSE(mReader->hasKeys(0, AINPUT_SOURCE_ANY, 4, keyCodes, flags))
            << "Should return false when device id is >= 0 but unknown.";
    ASSERT_TRUE(!flags[0] && !flags[1] && !flags[2] && !flags[3]);

    flags[3] = 1;
    ASSERT_FALSE(mReader->hasKeys(1, AINPUT_SOURCE_TRACKBALL, 4, keyCodes, flags))
            << "Should return false when device id is valid but the sources are not supported by the device.";
    ASSERT_TRUE(!flags[0] && !flags[1] && !flags[2] && !flags[3]);

    flags[3] = 1;
    ASSERT_TRUE(mReader->hasKeys(1, AINPUT_SOURCE_KEYBOARD | AINPUT_SOURCE_TRACKBALL, 4, keyCodes, flags))
            << "Should return value provided by mapper when device id is valid and the device supports some of the sources.";
    ASSERT_TRUE(flags[0] && flags[1] && !flags[2] && !flags[3]);

    flags[3] = 1;
    ASSERT_FALSE(mReader->hasKeys(-1, AINPUT_SOURCE_TRACKBALL, 4, keyCodes, flags))
            << "Should return false when the device id is < 0 but the sources are not supported by any device.";
    ASSERT_TRUE(!flags[0] && !flags[1] && !flags[2] && !flags[3]);

    flags[3] = 1;
    ASSERT_TRUE(mReader->hasKeys(-1, AINPUT_SOURCE_KEYBOARD | AINPUT_SOURCE_TRACKBALL, 4, keyCodes, flags))
            << "Should return value provided by mapper when device id is < 0 and one of the devices supports some of the sources.";
    ASSERT_TRUE(flags[0] && flags[1] && !flags[2] && !flags[3]);
}

TEST_F(InputReaderTest, LoopOnce_WhenDeviceScanFinished_SendsConfigurationChanged) {
    addDevice(1, String8("ignored"), INPUT_DEVICE_CLASS_KEYBOARD, NULL);

    NotifyConfigurationChangedArgs args;

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyConfigurationChangedWasCalled(&args));
    ASSERT_EQ(ARBITRARY_TIME, args.eventTime);
}

TEST_F(InputReaderTest, LoopOnce_ForwardsRawEventsToMappers) {
    FakeInputMapper* mapper = NULL;
    ASSERT_NO_FATAL_FAILURE(mapper = addDeviceWithFakeInputMapper(1, 0, String8("fake"),
            INPUT_DEVICE_CLASS_KEYBOARD, AINPUT_SOURCE_KEYBOARD, NULL));

    mFakeEventHub->enqueueEvent(0, 1, EV_KEY, KEY_A, 1);
    mReader->loopOnce();
    ASSERT_NO_FATAL_FAILURE(mFakeEventHub->assertQueueIsEmpty());

    RawEvent event;
    ASSERT_NO_FATAL_FAILURE(mapper->assertProcessWasCalled(&event));
    ASSERT_EQ(0, event.when);
    ASSERT_EQ(1, event.deviceId);
    ASSERT_EQ(EV_KEY, event.type);
    ASSERT_EQ(KEY_A, event.code);
    ASSERT_EQ(1, event.value);
}


// --- InputDeviceTest ---

class InputDeviceTest : public testing::Test {
protected:
    static const char* DEVICE_NAME;
    static const int32_t DEVICE_ID;
    static const int32_t DEVICE_GENERATION;
    static const int32_t DEVICE_CONTROLLER_NUMBER;
    static const uint32_t DEVICE_CLASSES;

    sp<FakeEventHub> mFakeEventHub;
    sp<FakeInputReaderPolicy> mFakePolicy;
    sp<FakeInputListener> mFakeListener;
    FakeInputReaderContext* mFakeContext;

    InputDevice* mDevice;

    virtual void SetUp() {
        mFakeEventHub = new FakeEventHub();
        mFakePolicy = new FakeInputReaderPolicy();
        mFakeListener = new FakeInputListener();
        mFakeContext = new FakeInputReaderContext(mFakeEventHub, mFakePolicy, mFakeListener);

        mFakeEventHub->addDevice(DEVICE_ID, String8(DEVICE_NAME), 0);
        InputDeviceIdentifier identifier;
        identifier.name = DEVICE_NAME;
        mDevice = new InputDevice(mFakeContext, DEVICE_ID, DEVICE_GENERATION,
                DEVICE_CONTROLLER_NUMBER, identifier, DEVICE_CLASSES);
    }

    virtual void TearDown() {
        delete mDevice;

        delete mFakeContext;
        mFakeListener.clear();
        mFakePolicy.clear();
        mFakeEventHub.clear();
    }
};

const char* InputDeviceTest::DEVICE_NAME = "device";
const int32_t InputDeviceTest::DEVICE_ID = 1;
const int32_t InputDeviceTest::DEVICE_GENERATION = 2;
const int32_t InputDeviceTest::DEVICE_CONTROLLER_NUMBER = 0;
const uint32_t InputDeviceTest::DEVICE_CLASSES = INPUT_DEVICE_CLASS_KEYBOARD
        | INPUT_DEVICE_CLASS_TOUCH | INPUT_DEVICE_CLASS_JOYSTICK;

TEST_F(InputDeviceTest, ImmutableProperties) {
    ASSERT_EQ(DEVICE_ID, mDevice->getId());
    ASSERT_STREQ(DEVICE_NAME, mDevice->getName());
    ASSERT_EQ(DEVICE_CLASSES, mDevice->getClasses());
}

TEST_F(InputDeviceTest, WhenDeviceCreated_EnabledIsTrue) {
    ASSERT_EQ(mDevice->isEnabled(), true);
}

TEST_F(InputDeviceTest, WhenNoMappersAreRegistered_DeviceIsIgnored) {
    // Configuration.
    InputReaderConfiguration config;
    mDevice->configure(ARBITRARY_TIME, &config, 0);

    // Reset.
    mDevice->reset(ARBITRARY_TIME);

    NotifyDeviceResetArgs resetArgs;
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyDeviceResetWasCalled(&resetArgs));
    ASSERT_EQ(ARBITRARY_TIME, resetArgs.eventTime);
    ASSERT_EQ(DEVICE_ID, resetArgs.deviceId);

    // Metadata.
    ASSERT_TRUE(mDevice->isIgnored());
    ASSERT_EQ(AINPUT_SOURCE_UNKNOWN, mDevice->getSources());

    InputDeviceInfo info;
    mDevice->getDeviceInfo(&info);
    ASSERT_EQ(DEVICE_ID, info.getId());
    ASSERT_STREQ(DEVICE_NAME, info.getIdentifier().name.string());
    ASSERT_EQ(AINPUT_KEYBOARD_TYPE_NONE, info.getKeyboardType());
    ASSERT_EQ(AINPUT_SOURCE_UNKNOWN, info.getSources());

    // State queries.
    ASSERT_EQ(0, mDevice->getMetaState());

    ASSERT_EQ(AKEY_STATE_UNKNOWN, mDevice->getKeyCodeState(AINPUT_SOURCE_KEYBOARD, 0))
            << "Ignored device should return unknown key code state.";
    ASSERT_EQ(AKEY_STATE_UNKNOWN, mDevice->getScanCodeState(AINPUT_SOURCE_KEYBOARD, 0))
            << "Ignored device should return unknown scan code state.";
    ASSERT_EQ(AKEY_STATE_UNKNOWN, mDevice->getSwitchState(AINPUT_SOURCE_KEYBOARD, 0))
            << "Ignored device should return unknown switch state.";

    const int32_t keyCodes[2] = { AKEYCODE_A, AKEYCODE_B };
    uint8_t flags[2] = { 0, 1 };
    ASSERT_FALSE(mDevice->markSupportedKeyCodes(AINPUT_SOURCE_KEYBOARD, 2, keyCodes, flags))
            << "Ignored device should never mark any key codes.";
    ASSERT_EQ(0, flags[0]) << "Flag for unsupported key should be unchanged.";
    ASSERT_EQ(1, flags[1]) << "Flag for unsupported key should be unchanged.";
}

TEST_F(InputDeviceTest, WhenMappersAreRegistered_DeviceIsNotIgnoredAndForwardsRequestsToMappers) {
    // Configuration.
    mFakeEventHub->addConfigurationProperty(DEVICE_ID, String8("key"), String8("value"));

    FakeInputMapper* mapper1 = new FakeInputMapper(mDevice, AINPUT_SOURCE_KEYBOARD);
    mapper1->setKeyboardType(AINPUT_KEYBOARD_TYPE_ALPHABETIC);
    mapper1->setMetaState(AMETA_ALT_ON);
    mapper1->addSupportedKeyCode(AKEYCODE_A);
    mapper1->addSupportedKeyCode(AKEYCODE_B);
    mapper1->setKeyCodeState(AKEYCODE_A, AKEY_STATE_DOWN);
    mapper1->setKeyCodeState(AKEYCODE_B, AKEY_STATE_UP);
    mapper1->setScanCodeState(2, AKEY_STATE_DOWN);
    mapper1->setScanCodeState(3, AKEY_STATE_UP);
    mapper1->setSwitchState(4, AKEY_STATE_DOWN);
    mDevice->addMapper(mapper1);

    FakeInputMapper* mapper2 = new FakeInputMapper(mDevice, AINPUT_SOURCE_TOUCHSCREEN);
    mapper2->setMetaState(AMETA_SHIFT_ON);
    mDevice->addMapper(mapper2);

    InputReaderConfiguration config;
    mDevice->configure(ARBITRARY_TIME, &config, 0);

    String8 propertyValue;
    ASSERT_TRUE(mDevice->getConfiguration().tryGetProperty(String8("key"), propertyValue))
            << "Device should have read configuration during configuration phase.";
    ASSERT_STREQ("value", propertyValue.string());

    ASSERT_NO_FATAL_FAILURE(mapper1->assertConfigureWasCalled());
    ASSERT_NO_FATAL_FAILURE(mapper2->assertConfigureWasCalled());

    // Reset
    mDevice->reset(ARBITRARY_TIME);
    ASSERT_NO_FATAL_FAILURE(mapper1->assertResetWasCalled());
    ASSERT_NO_FATAL_FAILURE(mapper2->assertResetWasCalled());

    NotifyDeviceResetArgs resetArgs;
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyDeviceResetWasCalled(&resetArgs));
    ASSERT_EQ(ARBITRARY_TIME, resetArgs.eventTime);
    ASSERT_EQ(DEVICE_ID, resetArgs.deviceId);

    // Metadata.
    ASSERT_FALSE(mDevice->isIgnored());
    ASSERT_EQ(uint32_t(AINPUT_SOURCE_KEYBOARD | AINPUT_SOURCE_TOUCHSCREEN), mDevice->getSources());

    InputDeviceInfo info;
    mDevice->getDeviceInfo(&info);
    ASSERT_EQ(DEVICE_ID, info.getId());
    ASSERT_STREQ(DEVICE_NAME, info.getIdentifier().name.string());
    ASSERT_EQ(AINPUT_KEYBOARD_TYPE_ALPHABETIC, info.getKeyboardType());
    ASSERT_EQ(uint32_t(AINPUT_SOURCE_KEYBOARD | AINPUT_SOURCE_TOUCHSCREEN), info.getSources());

    // State queries.
    ASSERT_EQ(AMETA_ALT_ON | AMETA_SHIFT_ON, mDevice->getMetaState())
            << "Should query mappers and combine meta states.";

    ASSERT_EQ(AKEY_STATE_UNKNOWN, mDevice->getKeyCodeState(AINPUT_SOURCE_TRACKBALL, AKEYCODE_A))
            << "Should return unknown key code state when source not supported.";
    ASSERT_EQ(AKEY_STATE_UNKNOWN, mDevice->getScanCodeState(AINPUT_SOURCE_TRACKBALL, AKEYCODE_A))
            << "Should return unknown scan code state when source not supported.";
    ASSERT_EQ(AKEY_STATE_UNKNOWN, mDevice->getSwitchState(AINPUT_SOURCE_TRACKBALL, AKEYCODE_A))
            << "Should return unknown switch state when source not supported.";

    ASSERT_EQ(AKEY_STATE_DOWN, mDevice->getKeyCodeState(AINPUT_SOURCE_KEYBOARD, AKEYCODE_A))
            << "Should query mapper when source is supported.";
    ASSERT_EQ(AKEY_STATE_UP, mDevice->getScanCodeState(AINPUT_SOURCE_KEYBOARD, 3))
            << "Should query mapper when source is supported.";
    ASSERT_EQ(AKEY_STATE_DOWN, mDevice->getSwitchState(AINPUT_SOURCE_KEYBOARD, 4))
            << "Should query mapper when source is supported.";

    const int32_t keyCodes[4] = { AKEYCODE_A, AKEYCODE_B, AKEYCODE_1, AKEYCODE_2 };
    uint8_t flags[4] = { 0, 0, 0, 1 };
    ASSERT_FALSE(mDevice->markSupportedKeyCodes(AINPUT_SOURCE_TRACKBALL, 4, keyCodes, flags))
            << "Should do nothing when source is unsupported.";
    ASSERT_EQ(0, flags[0]) << "Flag should be unchanged when source is unsupported.";
    ASSERT_EQ(0, flags[1]) << "Flag should be unchanged when source is unsupported.";
    ASSERT_EQ(0, flags[2]) << "Flag should be unchanged when source is unsupported.";
    ASSERT_EQ(1, flags[3]) << "Flag should be unchanged when source is unsupported.";

    ASSERT_TRUE(mDevice->markSupportedKeyCodes(AINPUT_SOURCE_KEYBOARD, 4, keyCodes, flags))
            << "Should query mapper when source is supported.";
    ASSERT_EQ(1, flags[0]) << "Flag for supported key should be set.";
    ASSERT_EQ(1, flags[1]) << "Flag for supported key should be set.";
    ASSERT_EQ(0, flags[2]) << "Flag for unsupported key should be unchanged.";
    ASSERT_EQ(1, flags[3]) << "Flag for unsupported key should be unchanged.";

    // Event handling.
    RawEvent event;
    mDevice->process(&event, 1);

    ASSERT_NO_FATAL_FAILURE(mapper1->assertProcessWasCalled());
    ASSERT_NO_FATAL_FAILURE(mapper2->assertProcessWasCalled());
}


// --- InputMapperTest ---

class InputMapperTest : public testing::Test {
protected:
    static const char* DEVICE_NAME;
    static const int32_t DEVICE_ID;
    static const int32_t DEVICE_GENERATION;
    static const int32_t DEVICE_CONTROLLER_NUMBER;
    static const uint32_t DEVICE_CLASSES;

    sp<FakeEventHub> mFakeEventHub;
    sp<FakeInputReaderPolicy> mFakePolicy;
    sp<FakeInputListener> mFakeListener;
    FakeInputReaderContext* mFakeContext;
    InputDevice* mDevice;

    virtual void SetUp() {
        mFakeEventHub = new FakeEventHub();
        mFakePolicy = new FakeInputReaderPolicy();
        mFakeListener = new FakeInputListener();
        mFakeContext = new FakeInputReaderContext(mFakeEventHub, mFakePolicy, mFakeListener);
        InputDeviceIdentifier identifier;
        identifier.name = DEVICE_NAME;
        mDevice = new InputDevice(mFakeContext, DEVICE_ID, DEVICE_GENERATION,
                DEVICE_CONTROLLER_NUMBER, identifier, DEVICE_CLASSES);

        mFakeEventHub->addDevice(DEVICE_ID, String8(DEVICE_NAME), 0);
    }

    virtual void TearDown() {
        delete mDevice;
        delete mFakeContext;
        mFakeListener.clear();
        mFakePolicy.clear();
        mFakeEventHub.clear();
    }

    void addConfigurationProperty(const char* key, const char* value) {
        mFakeEventHub->addConfigurationProperty(DEVICE_ID, String8(key), String8(value));
    }

    void configureDevice(uint32_t changes) {
        mDevice->configure(ARBITRARY_TIME, mFakePolicy->getReaderConfiguration(), changes);
    }

    void addMapperAndConfigure(InputMapper* mapper) {
        mDevice->addMapper(mapper);
        configureDevice(0);
        mDevice->reset(ARBITRARY_TIME);
    }

    void setDisplayInfoAndReconfigure(int32_t displayId, int32_t width, int32_t height,
            int32_t orientation) {
        mFakePolicy->setDisplayViewport(displayId, width, height, orientation, String8::empty());
        configureDevice(InputReaderConfiguration::CHANGE_DISPLAY_INFO);
    }

    void setVirtualDisplayInfoAndReconfigure(int32_t displayId, int32_t width, int32_t height,
            int32_t orientation, const String8& uniqueId) {
        mFakePolicy->setVirtualDisplayViewport(displayId, width, height, orientation, uniqueId);
        configureDevice(InputReaderConfiguration::CHANGE_DISPLAY_INFO);
    }

    static void process(InputMapper* mapper, nsecs_t when, int32_t deviceId, int32_t type,
            int32_t code, int32_t value) {
        RawEvent event;
        event.when = when;
        event.deviceId = deviceId;
        event.type = type;
        event.code = code;
        event.value = value;
        mapper->process(&event);
    }

    static void assertMotionRange(const InputDeviceInfo& info,
            int32_t axis, uint32_t source, float min, float max, float flat, float fuzz) {
        const InputDeviceInfo::MotionRange* range = info.getMotionRange(axis, source);
        ASSERT_TRUE(range != NULL) << "Axis: " << axis << " Source: " << source;
        ASSERT_EQ(axis, range->axis) << "Axis: " << axis << " Source: " << source;
        ASSERT_EQ(source, range->source) << "Axis: " << axis << " Source: " << source;
        ASSERT_NEAR(min, range->min, EPSILON) << "Axis: " << axis << " Source: " << source;
        ASSERT_NEAR(max, range->max, EPSILON) << "Axis: " << axis << " Source: " << source;
        ASSERT_NEAR(flat, range->flat, EPSILON) << "Axis: " << axis << " Source: " << source;
        ASSERT_NEAR(fuzz, range->fuzz, EPSILON) << "Axis: " << axis << " Source: " << source;
    }

    static void assertPointerCoords(const PointerCoords& coords,
            float x, float y, float pressure, float size,
            float touchMajor, float touchMinor, float toolMajor, float toolMinor,
            float orientation, float distance) {
        ASSERT_NEAR(x, coords.getAxisValue(AMOTION_EVENT_AXIS_X), 1);
        ASSERT_NEAR(y, coords.getAxisValue(AMOTION_EVENT_AXIS_Y), 1);
        ASSERT_NEAR(pressure, coords.getAxisValue(AMOTION_EVENT_AXIS_PRESSURE), EPSILON);
        ASSERT_NEAR(size, coords.getAxisValue(AMOTION_EVENT_AXIS_SIZE), EPSILON);
        ASSERT_NEAR(touchMajor, coords.getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR), 1);
        ASSERT_NEAR(touchMinor, coords.getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR), 1);
        ASSERT_NEAR(toolMajor, coords.getAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR), 1);
        ASSERT_NEAR(toolMinor, coords.getAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR), 1);
        ASSERT_NEAR(orientation, coords.getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION), EPSILON);
        ASSERT_NEAR(distance, coords.getAxisValue(AMOTION_EVENT_AXIS_DISTANCE), EPSILON);
    }

    static void assertPosition(const sp<FakePointerController>& controller, float x, float y) {
        float actualX, actualY;
        controller->getPosition(&actualX, &actualY);
        ASSERT_NEAR(x, actualX, 1);
        ASSERT_NEAR(y, actualY, 1);
    }
};

const char* InputMapperTest::DEVICE_NAME = "device";
const int32_t InputMapperTest::DEVICE_ID = 1;
const int32_t InputMapperTest::DEVICE_GENERATION = 2;
const int32_t InputMapperTest::DEVICE_CONTROLLER_NUMBER = 0;
const uint32_t InputMapperTest::DEVICE_CLASSES = 0; // not needed for current tests


// --- SwitchInputMapperTest ---

class SwitchInputMapperTest : public InputMapperTest {
protected:
};

TEST_F(SwitchInputMapperTest, GetSources) {
    SwitchInputMapper* mapper = new SwitchInputMapper(mDevice);
    addMapperAndConfigure(mapper);

    ASSERT_EQ(uint32_t(AINPUT_SOURCE_SWITCH), mapper->getSources());
}

TEST_F(SwitchInputMapperTest, GetSwitchState) {
    SwitchInputMapper* mapper = new SwitchInputMapper(mDevice);
    addMapperAndConfigure(mapper);

    mFakeEventHub->setSwitchState(DEVICE_ID, SW_LID, 1);
    ASSERT_EQ(1, mapper->getSwitchState(AINPUT_SOURCE_ANY, SW_LID));

    mFakeEventHub->setSwitchState(DEVICE_ID, SW_LID, 0);
    ASSERT_EQ(0, mapper->getSwitchState(AINPUT_SOURCE_ANY, SW_LID));
}

TEST_F(SwitchInputMapperTest, Process) {
    SwitchInputMapper* mapper = new SwitchInputMapper(mDevice);
    addMapperAndConfigure(mapper);

    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SW, SW_LID, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SW, SW_JACK_PHYSICAL_INSERT, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SW, SW_HEADPHONE_INSERT, 0);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);

    NotifySwitchArgs args;
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifySwitchWasCalled(&args));
    ASSERT_EQ(ARBITRARY_TIME, args.eventTime);
    ASSERT_EQ((1U << SW_LID) | (1U << SW_JACK_PHYSICAL_INSERT), args.switchValues);
    ASSERT_EQ((1U << SW_LID) | (1U << SW_JACK_PHYSICAL_INSERT) | (1 << SW_HEADPHONE_INSERT),
            args.switchMask);
    ASSERT_EQ(uint32_t(0), args.policyFlags);
}


// --- KeyboardInputMapperTest ---

class KeyboardInputMapperTest : public InputMapperTest {
protected:
    void testDPadKeyRotation(KeyboardInputMapper* mapper,
            int32_t originalScanCode, int32_t originalKeyCode, int32_t rotatedKeyCode);
};

void KeyboardInputMapperTest::testDPadKeyRotation(KeyboardInputMapper* mapper,
        int32_t originalScanCode, int32_t, int32_t rotatedKeyCode) {
    NotifyKeyArgs args;

    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, originalScanCode, 1);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, args.action);
    ASSERT_EQ(originalScanCode, args.scanCode);
    ASSERT_EQ(rotatedKeyCode, args.keyCode);

    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, originalScanCode, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(AKEY_EVENT_ACTION_UP, args.action);
    ASSERT_EQ(originalScanCode, args.scanCode);
    ASSERT_EQ(rotatedKeyCode, args.keyCode);
}


TEST_F(KeyboardInputMapperTest, GetSources) {
    KeyboardInputMapper* mapper = new KeyboardInputMapper(mDevice,
            AINPUT_SOURCE_KEYBOARD, AINPUT_KEYBOARD_TYPE_ALPHABETIC);
    addMapperAndConfigure(mapper);

    ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, mapper->getSources());
}

TEST_F(KeyboardInputMapperTest, Process_SimpleKeyPress) {
    const int32_t USAGE_A = 0x070004;
    const int32_t USAGE_UNKNOWN = 0x07ffff;
    mFakeEventHub->addKey(DEVICE_ID, KEY_HOME, 0, AKEYCODE_HOME, POLICY_FLAG_WAKE);
    mFakeEventHub->addKey(DEVICE_ID, 0, USAGE_A, AKEYCODE_A, POLICY_FLAG_WAKE);

    KeyboardInputMapper* mapper = new KeyboardInputMapper(mDevice,
            AINPUT_SOURCE_KEYBOARD, AINPUT_KEYBOARD_TYPE_ALPHABETIC);
    addMapperAndConfigure(mapper);

    // Key down by scan code.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_HOME, 1);
    NotifyKeyArgs args;
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(DEVICE_ID, args.deviceId);
    ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, args.source);
    ASSERT_EQ(ARBITRARY_TIME, args.eventTime);
    ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, args.action);
    ASSERT_EQ(AKEYCODE_HOME, args.keyCode);
    ASSERT_EQ(KEY_HOME, args.scanCode);
    ASSERT_EQ(AMETA_NONE, args.metaState);
    ASSERT_EQ(AKEY_EVENT_FLAG_FROM_SYSTEM, args.flags);
    ASSERT_EQ(POLICY_FLAG_WAKE, args.policyFlags);
    ASSERT_EQ(ARBITRARY_TIME, args.downTime);

    // Key up by scan code.
    process(mapper, ARBITRARY_TIME + 1, DEVICE_ID,
            EV_KEY, KEY_HOME, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(DEVICE_ID, args.deviceId);
    ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, args.source);
    ASSERT_EQ(ARBITRARY_TIME + 1, args.eventTime);
    ASSERT_EQ(AKEY_EVENT_ACTION_UP, args.action);
    ASSERT_EQ(AKEYCODE_HOME, args.keyCode);
    ASSERT_EQ(KEY_HOME, args.scanCode);
    ASSERT_EQ(AMETA_NONE, args.metaState);
    ASSERT_EQ(AKEY_EVENT_FLAG_FROM_SYSTEM, args.flags);
    ASSERT_EQ(POLICY_FLAG_WAKE, args.policyFlags);
    ASSERT_EQ(ARBITRARY_TIME, args.downTime);

    // Key down by usage code.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_MSC, MSC_SCAN, USAGE_A);
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, 0, 1);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(DEVICE_ID, args.deviceId);
    ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, args.source);
    ASSERT_EQ(ARBITRARY_TIME, args.eventTime);
    ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, args.action);
    ASSERT_EQ(AKEYCODE_A, args.keyCode);
    ASSERT_EQ(0, args.scanCode);
    ASSERT_EQ(AMETA_NONE, args.metaState);
    ASSERT_EQ(AKEY_EVENT_FLAG_FROM_SYSTEM, args.flags);
    ASSERT_EQ(POLICY_FLAG_WAKE, args.policyFlags);
    ASSERT_EQ(ARBITRARY_TIME, args.downTime);

    // Key up by usage code.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_MSC, MSC_SCAN, USAGE_A);
    process(mapper, ARBITRARY_TIME + 1, DEVICE_ID,
            EV_KEY, 0, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(DEVICE_ID, args.deviceId);
    ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, args.source);
    ASSERT_EQ(ARBITRARY_TIME + 1, args.eventTime);
    ASSERT_EQ(AKEY_EVENT_ACTION_UP, args.action);
    ASSERT_EQ(AKEYCODE_A, args.keyCode);
    ASSERT_EQ(0, args.scanCode);
    ASSERT_EQ(AMETA_NONE, args.metaState);
    ASSERT_EQ(AKEY_EVENT_FLAG_FROM_SYSTEM, args.flags);
    ASSERT_EQ(POLICY_FLAG_WAKE, args.policyFlags);
    ASSERT_EQ(ARBITRARY_TIME, args.downTime);

    // Key down with unknown scan code or usage code.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_MSC, MSC_SCAN, USAGE_UNKNOWN);
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_UNKNOWN, 1);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(DEVICE_ID, args.deviceId);
    ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, args.source);
    ASSERT_EQ(ARBITRARY_TIME, args.eventTime);
    ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, args.action);
    ASSERT_EQ(0, args.keyCode);
    ASSERT_EQ(KEY_UNKNOWN, args.scanCode);
    ASSERT_EQ(AMETA_NONE, args.metaState);
    ASSERT_EQ(AKEY_EVENT_FLAG_FROM_SYSTEM, args.flags);
    ASSERT_EQ(0U, args.policyFlags);
    ASSERT_EQ(ARBITRARY_TIME, args.downTime);

    // Key up with unknown scan code or usage code.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_MSC, MSC_SCAN, USAGE_UNKNOWN);
    process(mapper, ARBITRARY_TIME + 1, DEVICE_ID,
            EV_KEY, KEY_UNKNOWN, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(DEVICE_ID, args.deviceId);
    ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, args.source);
    ASSERT_EQ(ARBITRARY_TIME + 1, args.eventTime);
    ASSERT_EQ(AKEY_EVENT_ACTION_UP, args.action);
    ASSERT_EQ(0, args.keyCode);
    ASSERT_EQ(KEY_UNKNOWN, args.scanCode);
    ASSERT_EQ(AMETA_NONE, args.metaState);
    ASSERT_EQ(AKEY_EVENT_FLAG_FROM_SYSTEM, args.flags);
    ASSERT_EQ(0U, args.policyFlags);
    ASSERT_EQ(ARBITRARY_TIME, args.downTime);
}

TEST_F(KeyboardInputMapperTest, Process_ShouldUpdateMetaState) {
    mFakeEventHub->addKey(DEVICE_ID, KEY_LEFTSHIFT, 0, AKEYCODE_SHIFT_LEFT, 0);
    mFakeEventHub->addKey(DEVICE_ID, KEY_A, 0, AKEYCODE_A, 0);

    KeyboardInputMapper* mapper = new KeyboardInputMapper(mDevice,
            AINPUT_SOURCE_KEYBOARD, AINPUT_KEYBOARD_TYPE_ALPHABETIC);
    addMapperAndConfigure(mapper);

    // Initial metastate.
    ASSERT_EQ(AMETA_NONE, mapper->getMetaState());

    // Metakey down.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_LEFTSHIFT, 1);
    NotifyKeyArgs args;
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, args.metaState);
    ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, mapper->getMetaState());
    ASSERT_NO_FATAL_FAILURE(mFakeContext->assertUpdateGlobalMetaStateWasCalled());

    // Key down.
    process(mapper, ARBITRARY_TIME + 1, DEVICE_ID,
            EV_KEY, KEY_A, 1);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, args.metaState);
    ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, mapper->getMetaState());

    // Key up.
    process(mapper, ARBITRARY_TIME + 2, DEVICE_ID,
            EV_KEY, KEY_A, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, args.metaState);
    ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, mapper->getMetaState());

    // Metakey up.
    process(mapper, ARBITRARY_TIME + 3, DEVICE_ID,
            EV_KEY, KEY_LEFTSHIFT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(AMETA_NONE, args.metaState);
    ASSERT_EQ(AMETA_NONE, mapper->getMetaState());
    ASSERT_NO_FATAL_FAILURE(mFakeContext->assertUpdateGlobalMetaStateWasCalled());
}

TEST_F(KeyboardInputMapperTest, Process_WhenNotOrientationAware_ShouldNotRotateDPad) {
    mFakeEventHub->addKey(DEVICE_ID, KEY_UP, 0, AKEYCODE_DPAD_UP, 0);
    mFakeEventHub->addKey(DEVICE_ID, KEY_RIGHT, 0, AKEYCODE_DPAD_RIGHT, 0);
    mFakeEventHub->addKey(DEVICE_ID, KEY_DOWN, 0, AKEYCODE_DPAD_DOWN, 0);
    mFakeEventHub->addKey(DEVICE_ID, KEY_LEFT, 0, AKEYCODE_DPAD_LEFT, 0);

    KeyboardInputMapper* mapper = new KeyboardInputMapper(mDevice,
            AINPUT_SOURCE_KEYBOARD, AINPUT_KEYBOARD_TYPE_ALPHABETIC);
    addMapperAndConfigure(mapper);

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT,
            DISPLAY_ORIENTATION_90);
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_UP, AKEYCODE_DPAD_UP, AKEYCODE_DPAD_UP));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_RIGHT, AKEYCODE_DPAD_RIGHT, AKEYCODE_DPAD_RIGHT));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_DOWN, AKEYCODE_DPAD_DOWN, AKEYCODE_DPAD_DOWN));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_LEFT, AKEYCODE_DPAD_LEFT, AKEYCODE_DPAD_LEFT));
}

TEST_F(KeyboardInputMapperTest, Process_WhenOrientationAware_ShouldRotateDPad) {
    mFakeEventHub->addKey(DEVICE_ID, KEY_UP, 0, AKEYCODE_DPAD_UP, 0);
    mFakeEventHub->addKey(DEVICE_ID, KEY_RIGHT, 0, AKEYCODE_DPAD_RIGHT, 0);
    mFakeEventHub->addKey(DEVICE_ID, KEY_DOWN, 0, AKEYCODE_DPAD_DOWN, 0);
    mFakeEventHub->addKey(DEVICE_ID, KEY_LEFT, 0, AKEYCODE_DPAD_LEFT, 0);

    KeyboardInputMapper* mapper = new KeyboardInputMapper(mDevice,
            AINPUT_SOURCE_KEYBOARD, AINPUT_KEYBOARD_TYPE_ALPHABETIC);
    addConfigurationProperty("keyboard.orientationAware", "1");
    addMapperAndConfigure(mapper);

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT,
            DISPLAY_ORIENTATION_0);
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_UP, AKEYCODE_DPAD_UP, AKEYCODE_DPAD_UP));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_RIGHT, AKEYCODE_DPAD_RIGHT, AKEYCODE_DPAD_RIGHT));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_DOWN, AKEYCODE_DPAD_DOWN, AKEYCODE_DPAD_DOWN));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_LEFT, AKEYCODE_DPAD_LEFT, AKEYCODE_DPAD_LEFT));

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT,
            DISPLAY_ORIENTATION_90);
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_UP, AKEYCODE_DPAD_UP, AKEYCODE_DPAD_LEFT));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_RIGHT, AKEYCODE_DPAD_RIGHT, AKEYCODE_DPAD_UP));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_DOWN, AKEYCODE_DPAD_DOWN, AKEYCODE_DPAD_RIGHT));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_LEFT, AKEYCODE_DPAD_LEFT, AKEYCODE_DPAD_DOWN));

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT,
            DISPLAY_ORIENTATION_180);
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_UP, AKEYCODE_DPAD_UP, AKEYCODE_DPAD_DOWN));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_RIGHT, AKEYCODE_DPAD_RIGHT, AKEYCODE_DPAD_LEFT));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_DOWN, AKEYCODE_DPAD_DOWN, AKEYCODE_DPAD_UP));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_LEFT, AKEYCODE_DPAD_LEFT, AKEYCODE_DPAD_RIGHT));

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT,
            DISPLAY_ORIENTATION_270);
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_UP, AKEYCODE_DPAD_UP, AKEYCODE_DPAD_RIGHT));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_RIGHT, AKEYCODE_DPAD_RIGHT, AKEYCODE_DPAD_DOWN));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_DOWN, AKEYCODE_DPAD_DOWN, AKEYCODE_DPAD_LEFT));
    ASSERT_NO_FATAL_FAILURE(testDPadKeyRotation(mapper,
            KEY_LEFT, AKEYCODE_DPAD_LEFT, AKEYCODE_DPAD_UP));

    // Special case: if orientation changes while key is down, we still emit the same keycode
    // in the key up as we did in the key down.
    NotifyKeyArgs args;

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT,
            DISPLAY_ORIENTATION_270);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, KEY_UP, 1);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, args.action);
    ASSERT_EQ(KEY_UP, args.scanCode);
    ASSERT_EQ(AKEYCODE_DPAD_RIGHT, args.keyCode);

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT,
            DISPLAY_ORIENTATION_180);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, KEY_UP, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
    ASSERT_EQ(AKEY_EVENT_ACTION_UP, args.action);
    ASSERT_EQ(KEY_UP, args.scanCode);
    ASSERT_EQ(AKEYCODE_DPAD_RIGHT, args.keyCode);
}

TEST_F(KeyboardInputMapperTest, GetKeyCodeState) {
    KeyboardInputMapper* mapper = new KeyboardInputMapper(mDevice,
            AINPUT_SOURCE_KEYBOARD, AINPUT_KEYBOARD_TYPE_ALPHABETIC);
    addMapperAndConfigure(mapper);

    mFakeEventHub->setKeyCodeState(DEVICE_ID, AKEYCODE_A, 1);
    ASSERT_EQ(1, mapper->getKeyCodeState(AINPUT_SOURCE_ANY, AKEYCODE_A));

    mFakeEventHub->setKeyCodeState(DEVICE_ID, AKEYCODE_A, 0);
    ASSERT_EQ(0, mapper->getKeyCodeState(AINPUT_SOURCE_ANY, AKEYCODE_A));
}

TEST_F(KeyboardInputMapperTest, GetScanCodeState) {
    KeyboardInputMapper* mapper = new KeyboardInputMapper(mDevice,
            AINPUT_SOURCE_KEYBOARD, AINPUT_KEYBOARD_TYPE_ALPHABETIC);
    addMapperAndConfigure(mapper);

    mFakeEventHub->setScanCodeState(DEVICE_ID, KEY_A, 1);
    ASSERT_EQ(1, mapper->getScanCodeState(AINPUT_SOURCE_ANY, KEY_A));

    mFakeEventHub->setScanCodeState(DEVICE_ID, KEY_A, 0);
    ASSERT_EQ(0, mapper->getScanCodeState(AINPUT_SOURCE_ANY, KEY_A));
}

TEST_F(KeyboardInputMapperTest, MarkSupportedKeyCodes) {
    KeyboardInputMapper* mapper = new KeyboardInputMapper(mDevice,
            AINPUT_SOURCE_KEYBOARD, AINPUT_KEYBOARD_TYPE_ALPHABETIC);
    addMapperAndConfigure(mapper);

    mFakeEventHub->addKey(DEVICE_ID, KEY_A, 0, AKEYCODE_A, 0);

    const int32_t keyCodes[2] = { AKEYCODE_A, AKEYCODE_B };
    uint8_t flags[2] = { 0, 0 };
    ASSERT_TRUE(mapper->markSupportedKeyCodes(AINPUT_SOURCE_ANY, 1, keyCodes, flags));
    ASSERT_TRUE(flags[0]);
    ASSERT_FALSE(flags[1]);
}

TEST_F(KeyboardInputMapperTest, Process_LockedKeysShouldToggleMetaStateAndLeds) {
    mFakeEventHub->addLed(DEVICE_ID, LED_CAPSL, true /*initially on*/);
    mFakeEventHub->addLed(DEVICE_ID, LED_NUML, false /*initially off*/);
    mFakeEventHub->addLed(DEVICE_ID, LED_SCROLLL, false /*initially off*/);
    mFakeEventHub->addKey(DEVICE_ID, KEY_CAPSLOCK, 0, AKEYCODE_CAPS_LOCK, 0);
    mFakeEventHub->addKey(DEVICE_ID, KEY_NUMLOCK, 0, AKEYCODE_NUM_LOCK, 0);
    mFakeEventHub->addKey(DEVICE_ID, KEY_SCROLLLOCK, 0, AKEYCODE_SCROLL_LOCK, 0);

    KeyboardInputMapper* mapper = new KeyboardInputMapper(mDevice,
            AINPUT_SOURCE_KEYBOARD, AINPUT_KEYBOARD_TYPE_ALPHABETIC);
    addMapperAndConfigure(mapper);

    // Initialization should have turned all of the lights off.
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_CAPSL));
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_NUML));
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_SCROLLL));

    // Toggle caps lock on.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_CAPSLOCK, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_CAPSLOCK, 0);
    ASSERT_TRUE(mFakeEventHub->getLedState(DEVICE_ID, LED_CAPSL));
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_NUML));
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_SCROLLL));
    ASSERT_EQ(AMETA_CAPS_LOCK_ON, mapper->getMetaState());

    // Toggle num lock on.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_NUMLOCK, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_NUMLOCK, 0);
    ASSERT_TRUE(mFakeEventHub->getLedState(DEVICE_ID, LED_CAPSL));
    ASSERT_TRUE(mFakeEventHub->getLedState(DEVICE_ID, LED_NUML));
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_SCROLLL));
    ASSERT_EQ(AMETA_CAPS_LOCK_ON | AMETA_NUM_LOCK_ON, mapper->getMetaState());

    // Toggle caps lock off.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_CAPSLOCK, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_CAPSLOCK, 0);
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_CAPSL));
    ASSERT_TRUE(mFakeEventHub->getLedState(DEVICE_ID, LED_NUML));
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_SCROLLL));
    ASSERT_EQ(AMETA_NUM_LOCK_ON, mapper->getMetaState());

    // Toggle scroll lock on.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_SCROLLLOCK, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_SCROLLLOCK, 0);
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_CAPSL));
    ASSERT_TRUE(mFakeEventHub->getLedState(DEVICE_ID, LED_NUML));
    ASSERT_TRUE(mFakeEventHub->getLedState(DEVICE_ID, LED_SCROLLL));
    ASSERT_EQ(AMETA_NUM_LOCK_ON | AMETA_SCROLL_LOCK_ON, mapper->getMetaState());

    // Toggle num lock off.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_NUMLOCK, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_NUMLOCK, 0);
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_CAPSL));
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_NUML));
    ASSERT_TRUE(mFakeEventHub->getLedState(DEVICE_ID, LED_SCROLLL));
    ASSERT_EQ(AMETA_SCROLL_LOCK_ON, mapper->getMetaState());

    // Toggle scroll lock off.
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_SCROLLLOCK, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID,
            EV_KEY, KEY_SCROLLLOCK, 0);
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_CAPSL));
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_NUML));
    ASSERT_FALSE(mFakeEventHub->getLedState(DEVICE_ID, LED_SCROLLL));
    ASSERT_EQ(AMETA_NONE, mapper->getMetaState());
}


// --- CursorInputMapperTest ---

class CursorInputMapperTest : public InputMapperTest {
protected:
    static const int32_t TRACKBALL_MOVEMENT_THRESHOLD;

    sp<FakePointerController> mFakePointerController;

    virtual void SetUp() {
        InputMapperTest::SetUp();

        mFakePointerController = new FakePointerController();
        mFakePolicy->setPointerController(DEVICE_ID, mFakePointerController);
    }

    void testMotionRotation(CursorInputMapper* mapper,
            int32_t originalX, int32_t originalY, int32_t rotatedX, int32_t rotatedY);
};

const int32_t CursorInputMapperTest::TRACKBALL_MOVEMENT_THRESHOLD = 6;

void CursorInputMapperTest::testMotionRotation(CursorInputMapper* mapper,
        int32_t originalX, int32_t originalY, int32_t rotatedX, int32_t rotatedY) {
    NotifyMotionArgs args;

    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_REL, REL_X, originalX);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_REL, REL_Y, originalY);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            float(rotatedX) / TRACKBALL_MOVEMENT_THRESHOLD,
            float(rotatedY) / TRACKBALL_MOVEMENT_THRESHOLD,
            0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
}

TEST_F(CursorInputMapperTest, WhenModeIsPointer_GetSources_ReturnsMouse) {
    CursorInputMapper* mapper = new CursorInputMapper(mDevice);
    addConfigurationProperty("cursor.mode", "pointer");
    addMapperAndConfigure(mapper);

    ASSERT_EQ(AINPUT_SOURCE_MOUSE, mapper->getSources());
}

TEST_F(CursorInputMapperTest, WhenModeIsNavigation_GetSources_ReturnsTrackball) {
    CursorInputMapper* mapper = new CursorInputMapper(mDevice);
    addConfigurationProperty("cursor.mode", "navigation");
    addMapperAndConfigure(mapper);

    ASSERT_EQ(AINPUT_SOURCE_TRACKBALL, mapper->getSources());
}

TEST_F(CursorInputMapperTest, WhenModeIsPointer_PopulateDeviceInfo_ReturnsRangeFromPointerController) {
    CursorInputMapper* mapper = new CursorInputMapper(mDevice);
    addConfigurationProperty("cursor.mode", "pointer");
    addMapperAndConfigure(mapper);

    InputDeviceInfo info;
    mapper->populateDeviceInfo(&info);

    // Initially there may not be a valid motion range.
    ASSERT_EQ(NULL, info.getMotionRange(AINPUT_MOTION_RANGE_X, AINPUT_SOURCE_MOUSE));
    ASSERT_EQ(NULL, info.getMotionRange(AINPUT_MOTION_RANGE_Y, AINPUT_SOURCE_MOUSE));
    ASSERT_NO_FATAL_FAILURE(assertMotionRange(info,
            AINPUT_MOTION_RANGE_PRESSURE, AINPUT_SOURCE_MOUSE, 0.0f, 1.0f, 0.0f, 0.0f));

    // When the bounds are set, then there should be a valid motion range.
    mFakePointerController->setBounds(1, 2, 800 - 1, 480 - 1);

    InputDeviceInfo info2;
    mapper->populateDeviceInfo(&info2);

    ASSERT_NO_FATAL_FAILURE(assertMotionRange(info2,
            AINPUT_MOTION_RANGE_X, AINPUT_SOURCE_MOUSE,
            1, 800 - 1, 0.0f, 0.0f));
    ASSERT_NO_FATAL_FAILURE(assertMotionRange(info2,
            AINPUT_MOTION_RANGE_Y, AINPUT_SOURCE_MOUSE,
            2, 480 - 1, 0.0f, 0.0f));
    ASSERT_NO_FATAL_FAILURE(assertMotionRange(info2,
            AINPUT_MOTION_RANGE_PRESSURE, AINPUT_SOURCE_MOUSE,
            0.0f, 1.0f, 0.0f, 0.0f));
}

TEST_F(CursorInputMapperTest, WhenModeIsNavigation_PopulateDeviceInfo_ReturnsScaledRange) {
    CursorInputMapper* mapper = new CursorInputMapper(mDevice);
    addConfigurationProperty("cursor.mode", "navigation");
    addMapperAndConfigure(mapper);

    InputDeviceInfo info;
    mapper->populateDeviceInfo(&info);

    ASSERT_NO_FATAL_FAILURE(assertMotionRange(info,
            AINPUT_MOTION_RANGE_X, AINPUT_SOURCE_TRACKBALL,
            -1.0f, 1.0f, 0.0f, 1.0f / TRACKBALL_MOVEMENT_THRESHOLD));
    ASSERT_NO_FATAL_FAILURE(assertMotionRange(info,
            AINPUT_MOTION_RANGE_Y, AINPUT_SOURCE_TRACKBALL,
            -1.0f, 1.0f, 0.0f, 1.0f / TRACKBALL_MOVEMENT_THRESHOLD));
    ASSERT_NO_FATAL_FAILURE(assertMotionRange(info,
            AINPUT_MOTION_RANGE_PRESSURE, AINPUT_SOURCE_TRACKBALL,
            0.0f, 1.0f, 0.0f, 0.0f));
}

TEST_F(CursorInputMapperTest, Process_ShouldSetAllFieldsAndIncludeGlobalMetaState) {
    CursorInputMapper* mapper = new CursorInputMapper(mDevice);
    addConfigurationProperty("cursor.mode", "navigation");
    addMapperAndConfigure(mapper);

    mFakeContext->setGlobalMetaState(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON);

    NotifyMotionArgs args;

    // Button press.
    // Mostly testing non x/y behavior here so we don't need to check again elsewhere.
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_MOUSE, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(ARBITRARY_TIME, args.eventTime);
    ASSERT_EQ(DEVICE_ID, args.deviceId);
    ASSERT_EQ(AINPUT_SOURCE_TRACKBALL, args.source);
    ASSERT_EQ(uint32_t(0), args.policyFlags);
    ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, args.action);
    ASSERT_EQ(0, args.flags);
    ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, args.metaState);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_PRIMARY, args.buttonState);
    ASSERT_EQ(0, args.edgeFlags);
    ASSERT_EQ(uint32_t(1), args.pointerCount);
    ASSERT_EQ(0, args.pointerProperties[0].id);
    ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_MOUSE, args.pointerProperties[0].toolType);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
    ASSERT_EQ(TRACKBALL_MOVEMENT_THRESHOLD, args.xPrecision);
    ASSERT_EQ(TRACKBALL_MOVEMENT_THRESHOLD, args.yPrecision);
    ASSERT_EQ(ARBITRARY_TIME, args.downTime);

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(ARBITRARY_TIME, args.eventTime);
    ASSERT_EQ(DEVICE_ID, args.deviceId);
    ASSERT_EQ(AINPUT_SOURCE_TRACKBALL, args.source);
    ASSERT_EQ(uint32_t(0), args.policyFlags);
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_PRESS, args.action);
    ASSERT_EQ(0, args.flags);
    ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, args.metaState);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_PRIMARY, args.buttonState);
    ASSERT_EQ(0, args.edgeFlags);
    ASSERT_EQ(uint32_t(1), args.pointerCount);
    ASSERT_EQ(0, args.pointerProperties[0].id);
    ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_MOUSE, args.pointerProperties[0].toolType);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
    ASSERT_EQ(TRACKBALL_MOVEMENT_THRESHOLD, args.xPrecision);
    ASSERT_EQ(TRACKBALL_MOVEMENT_THRESHOLD, args.yPrecision);
    ASSERT_EQ(ARBITRARY_TIME, args.downTime);

    // Button release.  Should have same down time.
    process(mapper, ARBITRARY_TIME + 1, DEVICE_ID, EV_KEY, BTN_MOUSE, 0);
    process(mapper, ARBITRARY_TIME + 1, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(ARBITRARY_TIME + 1, args.eventTime);
    ASSERT_EQ(DEVICE_ID, args.deviceId);
    ASSERT_EQ(AINPUT_SOURCE_TRACKBALL, args.source);
    ASSERT_EQ(uint32_t(0), args.policyFlags);
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, args.action);
    ASSERT_EQ(0, args.flags);
    ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, args.metaState);
    ASSERT_EQ(0, args.buttonState);
    ASSERT_EQ(0, args.edgeFlags);
    ASSERT_EQ(uint32_t(1), args.pointerCount);
    ASSERT_EQ(0, args.pointerProperties[0].id);
    ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_MOUSE, args.pointerProperties[0].toolType);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
    ASSERT_EQ(TRACKBALL_MOVEMENT_THRESHOLD, args.xPrecision);
    ASSERT_EQ(TRACKBALL_MOVEMENT_THRESHOLD, args.yPrecision);
    ASSERT_EQ(ARBITRARY_TIME, args.downTime);

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(ARBITRARY_TIME + 1, args.eventTime);
    ASSERT_EQ(DEVICE_ID, args.deviceId);
    ASSERT_EQ(AINPUT_SOURCE_TRACKBALL, args.source);
    ASSERT_EQ(uint32_t(0), args.policyFlags);
    ASSERT_EQ(AMOTION_EVENT_ACTION_UP, args.action);
    ASSERT_EQ(0, args.flags);
    ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, args.metaState);
    ASSERT_EQ(0, args.buttonState);
    ASSERT_EQ(0, args.edgeFlags);
    ASSERT_EQ(uint32_t(1), args.pointerCount);
    ASSERT_EQ(0, args.pointerProperties[0].id);
    ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_MOUSE, args.pointerProperties[0].toolType);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
    ASSERT_EQ(TRACKBALL_MOVEMENT_THRESHOLD, args.xPrecision);
    ASSERT_EQ(TRACKBALL_MOVEMENT_THRESHOLD, args.yPrecision);
    ASSERT_EQ(ARBITRARY_TIME, args.downTime);
}

TEST_F(CursorInputMapperTest, Process_ShouldHandleIndependentXYUpdates) {
    CursorInputMapper* mapper = new CursorInputMapper(mDevice);
    addConfigurationProperty("cursor.mode", "navigation");
    addMapperAndConfigure(mapper);

    NotifyMotionArgs args;

    // Motion in X but not Y.
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_REL, REL_X, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            1.0f / TRACKBALL_MOVEMENT_THRESHOLD, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    // Motion in Y but not X.
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_REL, REL_Y, -2);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            0.0f, -2.0f / TRACKBALL_MOVEMENT_THRESHOLD, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
}

TEST_F(CursorInputMapperTest, Process_ShouldHandleIndependentButtonUpdates) {
    CursorInputMapper* mapper = new CursorInputMapper(mDevice);
    addConfigurationProperty("cursor.mode", "navigation");
    addMapperAndConfigure(mapper);

    NotifyMotionArgs args;

    // Button press.
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_MOUSE, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_PRESS, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    // Button release.
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_MOUSE, 0);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_UP, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
}

TEST_F(CursorInputMapperTest, Process_ShouldHandleCombinedXYAndButtonUpdates) {
    CursorInputMapper* mapper = new CursorInputMapper(mDevice);
    addConfigurationProperty("cursor.mode", "navigation");
    addMapperAndConfigure(mapper);

    NotifyMotionArgs args;

    // Combined X, Y and Button.
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_REL, REL_X, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_REL, REL_Y, -2);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_MOUSE, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            1.0f / TRACKBALL_MOVEMENT_THRESHOLD, -2.0f / TRACKBALL_MOVEMENT_THRESHOLD,
            1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_PRESS, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            1.0f / TRACKBALL_MOVEMENT_THRESHOLD, -2.0f / TRACKBALL_MOVEMENT_THRESHOLD,
            1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    // Move X, Y a bit while pressed.
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_REL, REL_X, 2);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_REL, REL_Y, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            2.0f / TRACKBALL_MOVEMENT_THRESHOLD, 1.0f / TRACKBALL_MOVEMENT_THRESHOLD,
            1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    // Release Button.
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_MOUSE, 0);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
    ASSERT_EQ(AMOTION_EVENT_ACTION_UP, args.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
            0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
}

TEST_F(CursorInputMapperTest, Process_WhenNotOrientationAware_ShouldNotRotateMotions) {
    CursorInputMapper* mapper = new CursorInputMapper(mDevice);
    addConfigurationProperty("cursor.mode", "navigation");
    addMapperAndConfigure(mapper);

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT,
            DISPLAY_ORIENTATION_90);
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  0,  1,  0,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1,  1,  1,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1,  0,  1,  0));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1, -1,  1, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  0, -1,  0, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1, -1, -1, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1,  0, -1,  0));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1,  1, -1,  1));
}

TEST_F(CursorInputMapperTest, Process_WhenOrientationAware_ShouldRotateMotions) {
    CursorInputMapper* mapper = new CursorInputMapper(mDevice);
    addConfigurationProperty("cursor.mode", "navigation");
    addConfigurationProperty("cursor.orientationAware", "1");
    addMapperAndConfigure(mapper);

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT, DISPLAY_ORIENTATION_0);
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  0,  1,  0,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1,  1,  1,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1,  0,  1,  0));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1, -1,  1, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  0, -1,  0, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1, -1, -1, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1,  0, -1,  0));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1,  1, -1,  1));

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT, DISPLAY_ORIENTATION_90);
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  0,  1,  1,  0));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1,  1,  1, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1,  0,  0, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1, -1, -1, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  0, -1, -1,  0));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1, -1, -1,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1,  0,  0,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1,  1,  1,  1));

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT, DISPLAY_ORIENTATION_180);
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  0,  1,  0, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1,  1, -1, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1,  0, -1,  0));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1, -1, -1,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  0, -1,  0,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1, -1,  1,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1,  0,  1,  0));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1,  1,  1, -1));

    setDisplayInfoAndReconfigure(DISPLAY_ID,
            DISPLAY_WIDTH, DISPLAY_HEIGHT, DISPLAY_ORIENTATION_270);
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  0,  1, -1,  0));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1,  1, -1,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1,  0,  0,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  1, -1,  1,  1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper,  0, -1,  1,  0));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1, -1,  1, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1,  0,  0, -1));
    ASSERT_NO_FATAL_FAILURE(testMotionRotation(mapper, -1,  1, -1, -1));
}

TEST_F(CursorInputMapperTest, Process_ShouldHandleAllButtons) {
    CursorInputMapper* mapper = new CursorInputMapper(mDevice);
    addConfigurationProperty("cursor.mode", "pointer");
    addMapperAndConfigure(mapper);

    mFakePointerController->setBounds(0, 0, 800 - 1, 480 - 1);
    mFakePointerController->setPosition(100, 200);
    mFakePointerController->setButtonState(0);

    NotifyMotionArgs motionArgs;
    NotifyKeyArgs keyArgs;

    // press BTN_LEFT, release BTN_LEFT
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_LEFT, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, motionArgs.action);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_PRIMARY, motionArgs.buttonState);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_PRIMARY, mFakePointerController->getButtonState());
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_PRESS, motionArgs.action);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_PRIMARY, motionArgs.buttonState);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_PRIMARY, mFakePointerController->getButtonState());
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_LEFT, 0);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, motionArgs.action);
    ASSERT_EQ(0, motionArgs.buttonState);
    ASSERT_EQ(0, mFakePointerController->getButtonState());
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(AMOTION_EVENT_ACTION_UP, motionArgs.action);
    ASSERT_EQ(0, motionArgs.buttonState);
    ASSERT_EQ(0, mFakePointerController->getButtonState());
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(AMOTION_EVENT_ACTION_HOVER_MOVE, motionArgs.action);
    ASSERT_EQ(0, motionArgs.buttonState);
    ASSERT_EQ(0, mFakePointerController->getButtonState());
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    // press BTN_RIGHT + BTN_MIDDLE, release BTN_RIGHT, release BTN_MIDDLE
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_RIGHT, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_MIDDLE, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, motionArgs.action);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_SECONDARY | AMOTION_EVENT_BUTTON_TERTIARY,
            motionArgs.buttonState);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_SECONDARY | AMOTION_EVENT_BUTTON_TERTIARY,
            mFakePointerController->getButtonState());
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_PRESS, motionArgs.action);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_TERTIARY, motionArgs.buttonState);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_SECONDARY | AMOTION_EVENT_BUTTON_TERTIARY,
            mFakePointerController->getButtonState());
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_PRESS, motionArgs.action);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_SECONDARY | AMOTION_EVENT_BUTTON_TERTIARY,
            motionArgs.buttonState);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_SECONDARY | AMOTION_EVENT_BUTTON_TERTIARY,
            mFakePointerController->getButtonState());
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_RIGHT, 0);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, motionArgs.action);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_TERTIARY, motionArgs.buttonState);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_TERTIARY, mFakePointerController->getButtonState());
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_TERTIARY, motionArgs.buttonState);
    ASSERT_EQ(AMOTION_EVENT_BUTTON_TERTIARY, mFakePointerController->getButtonState());
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_MIDDLE, 0);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, motionArgs.action);
    ASSERT_EQ(0, motionArgs.buttonState);
    ASSERT_EQ(0, mFakePointerController->getButtonState());
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_MIDDLE, 0);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(0, motionArgs.buttonState);
    ASSERT_EQ(0, mFakePointerController->getButtonState());
    ASSERT_EQ(AMOTION_EVENT_ACTION_UP, motionArgs.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ(0, motionArgs.buttonState);
    ASSERT_EQ(0, mFakePointerController->getButtonState());
    ASSERT_EQ(AMOTION_EVENT_ACTION_HOVER_MOVE, motionArgs.action);
    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
            100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));

    // press BTN_BACK, release BTN_BACK
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_KEY, BTN_BACK, 1);
    process(mapper, ARBITRARY_TIME, DEVICE_ID, EV_SYN, SYN_REPORT, 0);
    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&keyArgs));
    ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, keyArgs.action);
    ASSERT_EQ(AKEYCODE_BACK, keyArgs.keyCode);

    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
    ASSERT_EQ