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

#include <aidl/android/hardware/vibrator/BnVibratorCallback.h>
#include <android-base/logging.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>

#include <future>

#include "Vibrator.h"
#include "mocks.h"
#include "types.h"
#include "utils.h"

namespace aidl {
namespace android {
namespace hardware {
namespace vibrator {

using ::testing::_;
using ::testing::AnyNumber;
using ::testing::Assign;
using ::testing::AtLeast;
using ::testing::AtMost;
using ::testing::Combine;
using ::testing::DoAll;
using ::testing::DoDefault;
using ::testing::Exactly;
using ::testing::Expectation;
using ::testing::ExpectationSet;
using ::testing::Ge;
using ::testing::Mock;
using ::testing::MockFunction;
using ::testing::Range;
using ::testing::Return;
using ::testing::Sequence;
using ::testing::SetArgPointee;
using ::testing::Test;
using ::testing::TestParamInfo;
using ::testing::ValuesIn;
using ::testing::WithParamInterface;

// Forward Declarations

static EffectQueue Queue(const QueueEffect &effect);
static EffectQueue Queue(const QueueDelay &delay);
template <typename T, typename U, typename... Args>
static EffectQueue Queue(const T &first, const U &second, Args... rest);

static EffectLevel Level(float intensity);
static EffectScale Scale(float intensity);

// Constants With Arbitrary Values

static constexpr uint32_t CAL_VERSION = 1;
static constexpr std::array<EffectLevel, 6> V_LEVELS{40, 50, 60, 70, 80, 90};
static constexpr std::array<EffectDuration, 10> EFFECT_DURATIONS{0,   0,   11,  0,   300,
                                                                 132, 150, 500, 101, 5};

// Constants With Prescribed Values

static const std::map<Effect, EffectIndex> EFFECT_INDEX{
        {Effect::CLICK, 2},
        {Effect::TICK, 2},
        {Effect::HEAVY_CLICK, 2},
        {Effect::TEXTURE_TICK, 9},
};

static constexpr EffectIndex QUEUE_INDEX{65534};

static const EffectScale ON_GLOBAL_SCALE{levelToScale(V_LEVELS[5])};
static const EffectIndex ON_EFFECT_INDEX{0};
static constexpr uint32_t WAVEFORM_DOUBLE_CLICK_SILENCE_MS = 100;
static constexpr int8_t MAX_COLD_START_LATENCY_MS = 6;  // I2C Transaction + DSP Return-From-Standby
static constexpr int8_t MAX_PAUSE_TIMING_ERROR_MS = 1;  // ALERT Irq Handling
static constexpr auto POLLING_TIMEOUT = 20;

static const std::map<EffectTuple, EffectScale> EFFECT_SCALE{
        {{Effect::CLICK, EffectStrength::LIGHT}, Scale(0.7f * 0.5f)},
        {{Effect::CLICK, EffectStrength::MEDIUM}, Scale(0.7f * 0.7f)},
        {{Effect::CLICK, EffectStrength::STRONG}, Scale(0.7f * 1.0f)},
        {{Effect::TICK, EffectStrength::LIGHT}, Scale(0.5f * 0.5f)},
        {{Effect::TICK, EffectStrength::MEDIUM}, Scale(0.5f * 0.7f)},
        {{Effect::TICK, EffectStrength::STRONG}, Scale(0.5f * 1.0f)},
        {{Effect::HEAVY_CLICK, EffectStrength::LIGHT}, Scale(1.0f * 0.5f)},
        {{Effect::HEAVY_CLICK, EffectStrength::MEDIUM}, Scale(1.0f * 0.7f)},
        {{Effect::HEAVY_CLICK, EffectStrength::STRONG}, Scale(1.0f * 1.0f)},
        {{Effect::TEXTURE_TICK, EffectStrength::LIGHT}, Scale(0.5f * 0.5f)},
        {{Effect::TEXTURE_TICK, EffectStrength::MEDIUM}, Scale(0.5f * 0.7f)},
        {{Effect::TEXTURE_TICK, EffectStrength::STRONG}, Scale(0.5f * 1.0f)},
};

static const std::map<EffectTuple, EffectQueue> EFFECT_QUEUE{
        {{Effect::DOUBLE_CLICK, EffectStrength::LIGHT},
         Queue(QueueEffect{EFFECT_INDEX.at(Effect::CLICK), Level(0.7f * 0.5f)},
               WAVEFORM_DOUBLE_CLICK_SILENCE_MS,
               QueueEffect{EFFECT_INDEX.at(Effect::CLICK), Level(1.0f * 0.5f)})},
        {{Effect::DOUBLE_CLICK, EffectStrength::MEDIUM},
         Queue(QueueEffect{EFFECT_INDEX.at(Effect::CLICK), Level(0.7f * 0.7f)},
               WAVEFORM_DOUBLE_CLICK_SILENCE_MS,
               QueueEffect{EFFECT_INDEX.at(Effect::CLICK), Level(1.0f * 0.7f)})},
        {{Effect::DOUBLE_CLICK, EffectStrength::STRONG},
         Queue(QueueEffect{EFFECT_INDEX.at(Effect::CLICK), Level(0.7f * 1.0f)},
               WAVEFORM_DOUBLE_CLICK_SILENCE_MS,
               QueueEffect{EFFECT_INDEX.at(Effect::CLICK), Level(1.0f * 1.0f)})},
};

EffectQueue Queue(const QueueEffect &effect) {
    auto index = std::get<0>(effect);
    auto level = std::get<1>(effect);
    auto string = std::to_string(index) + "." + std::to_string(level);
    auto duration = EFFECT_DURATIONS[index];
    return {string, duration};
}

EffectQueue Queue(const QueueDelay &delay) {
    auto string = std::to_string(delay);
    return {string, delay};
}

template <typename T, typename U, typename... Args>
EffectQueue Queue(const T &first, const U &second, Args... rest) {
    auto head = Queue(first);
    auto tail = Queue(second, rest...);
    auto string = std::get<0>(head) + "," + std::get<0>(tail);
    auto duration = std::get<1>(head) + std::get<1>(tail);
    return {string, duration};
}

static EffectLevel Level(float intensity) {
    auto vMin = std::max(V_LEVELS[0] - (V_LEVELS[4] - V_LEVELS[0]) / 4.0f, 4.0f);
    auto vMax = V_LEVELS[4];
    return std::lround(intensity * (vMax - vMin)) + vMin;
}

static EffectScale Scale(float intensity) {
    return levelToScale(Level(intensity));
}

class VibratorTest : public Test {
  public:
    void SetUp() override {
        std::unique_ptr<MockApi> mockapi;
        std::unique_ptr<MockCal> mockcal;

        createMock(&mockapi, &mockcal);
        createVibrator(std::move(mockapi), std::move(mockcal));
    }

    void TearDown() override { deleteVibrator(); }

  protected:
    void createMock(std::unique_ptr<MockApi> *mockapi, std::unique_ptr<MockCal> *mockcal) {
        *mockapi = std::make_unique<MockApi>();
        *mockcal = std::make_unique<MockCal>();

        mMockApi = mockapi->get();
        mMockCal = mockcal->get();

        ON_CALL(*mMockApi, destructor()).WillByDefault(Assign(&mMockApi, nullptr));

        ON_CALL(*mMockApi, getEffectCount(_))
                .WillByDefault(DoAll(SetArgPointee<0>(EFFECT_DURATIONS.size()), Return(true)));

        ON_CALL(*mMockApi, setEffectIndex(_))
                .WillByDefault(Invoke(this, &VibratorTest::setEffectIndex));

        ON_CALL(*mMockApi, getEffectDuration(_))
                .WillByDefault(Invoke(this, &VibratorTest::getEffectDuration));

        ON_CALL(*mMockCal, destructor()).WillByDefault(Assign(&mMockCal, nullptr));

        ON_CALL(*mMockCal, getVersion(_))
                .WillByDefault(DoAll(SetArgPointee<0>(CAL_VERSION), Return(true)));

        ON_CALL(*mMockCal, getVolLevels(_))
                .WillByDefault(DoAll(SetArgPointee<0>(V_LEVELS), Return(true)));

        relaxMock(false);
    }

    void createVibrator(std::unique_ptr<MockApi> mockapi, std::unique_ptr<MockCal> mockcal,
                        bool relaxed = true) {
        if (relaxed) {
            relaxMock(true);
        }
        mVibrator = ndk::SharedRefBase::make<Vibrator>(std::move(mockapi), std::move(mockcal));
        if (relaxed) {
            relaxMock(false);
        }
    }

    void deleteVibrator(bool relaxed = true) {
        if (relaxed) {
            relaxMock(true);
        }
        mVibrator.reset();
    }

    bool setEffectIndex(EffectIndex index) {
        mEffectIndex = index;
        return true;
    }

    bool getEffectDuration(EffectDuration *duration) {
        if (mEffectIndex < EFFECT_DURATIONS.size()) {
            *duration = msToCycles(EFFECT_DURATIONS[mEffectIndex]);
            return true;
        } else {
            return false;
        }
    }

  private:
    void relaxMock(bool relax) {
        auto times = relax ? AnyNumber() : Exactly(0);

        Mock::VerifyAndClearExpectations(mMockApi);
        Mock::VerifyAndClearExpectations(mMockCal);

        EXPECT_CALL(*mMockApi, destructor()).Times(times);
        EXPECT_CALL(*mMockApi, setF0(_)).Times(times);
        EXPECT_CALL(*mMockApi, setRedc(_)).Times(times);
        EXPECT_CALL(*mMockApi, setQ(_)).Times(times);
        EXPECT_CALL(*mMockApi, setActivate(_)).Times(times);
        EXPECT_CALL(*mMockApi, setDuration(_)).Times(times);
        EXPECT_CALL(*mMockApi, getEffectCount(_)).Times(times);
        EXPECT_CALL(*mMockApi, getEffectDuration(_)).Times(times);
        EXPECT_CALL(*mMockApi, setEffectIndex(_)).Times(times);
        EXPECT_CALL(*mMockApi, setEffectQueue(_)).Times(times);
        EXPECT_CALL(*mMockApi, hasEffectScale()).Times(times);
        EXPECT_CALL(*mMockApi, setEffectScale(_)).Times(times);
        EXPECT_CALL(*mMockApi, setGlobalScale(_)).Times(times);
        EXPECT_CALL(*mMockApi, setState(_)).Times(times);
        EXPECT_CALL(*mMockApi, hasAspEnable()).Times(times);
        EXPECT_CALL(*mMockApi, getAspEnable(_)).Times(times);
        EXPECT_CALL(*mMockApi, setAspEnable(_)).Times(times);
        EXPECT_CALL(*mMockApi, setGpioFallIndex(_)).Times(times);
        EXPECT_CALL(*mMockApi, setGpioFallScale(_)).Times(times);
        EXPECT_CALL(*mMockApi, setGpioRiseIndex(_)).Times(times);
        EXPECT_CALL(*mMockApi, setGpioRiseScale(_)).Times(times);
        EXPECT_CALL(*mMockApi, debug(_)).Times(times);

        EXPECT_CALL(*mMockCal, destructor()).Times(times);
        EXPECT_CALL(*mMockCal, getF0(_)).Times(times);
        EXPECT_CALL(*mMockCal, getRedc(_)).Times(times);
        EXPECT_CALL(*mMockCal, getQ(_)).Times(times);
        EXPECT_CALL(*mMockCal, getVolLevels(_)).Times(times);
        EXPECT_CALL(*mMockCal, debug(_)).Times(times);
    }

  protected:
    MockApi *mMockApi;
    MockCal *mMockCal;
    std::shared_ptr<IVibrator> mVibrator;
    uint32_t mEffectIndex;
};

TEST_F(VibratorTest, Constructor) {
    std::unique_ptr<MockApi> mockapi;
    std::unique_ptr<MockCal> mockcal;
    uint32_t f0Val = std::rand();
    uint32_t redcVal = std::rand();
    uint32_t qVal = std::rand();
    uint32_t calVer;
    Expectation volGet;
    Sequence f0Seq, redcSeq, qSeq, volSeq, durSeq;

    EXPECT_CALL(*mMockApi, destructor()).WillOnce(DoDefault());
    EXPECT_CALL(*mMockCal, destructor()).WillOnce(DoDefault());

    deleteVibrator(false);

    createMock(&mockapi, &mockcal);

    EXPECT_CALL(*mMockCal, getF0(_))
            .InSequence(f0Seq)
            .WillOnce(DoAll(SetArgPointee<0>(f0Val), Return(true)));
    EXPECT_CALL(*mMockApi, setF0(f0Val)).InSequence(f0Seq).WillOnce(Return(true));

    EXPECT_CALL(*mMockCal, getRedc(_))
            .InSequence(redcSeq)
            .WillOnce(DoAll(SetArgPointee<0>(redcVal), Return(true)));
    EXPECT_CALL(*mMockApi, setRedc(redcVal)).InSequence(redcSeq).WillOnce(Return(true));

    EXPECT_CALL(*mMockCal, getQ(_))
            .InSequence(qSeq)
            .WillOnce(DoAll(SetArgPointee<0>(qVal), Return(true)));
    EXPECT_CALL(*mMockApi, setQ(qVal)).InSequence(qSeq).WillOnce(Return(true));
    if (mMockCal->getVersion(&calVer) == 1) {
        volGet = EXPECT_CALL(*mMockCal, getVolLevels(_)).WillOnce(DoDefault());
    } else {
        volGet = EXPECT_CALL(*mMockCal, getTickVolLevels(_)).WillOnce(DoDefault());
        volGet = EXPECT_CALL(*mMockCal, getClickVolLevels(_)).WillOnce(DoDefault());
        volGet = EXPECT_CALL(*mMockCal, getLongVolLevels(_)).WillOnce(DoDefault());
    }

    EXPECT_CALL(*mMockApi, setState(true)).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, getEffectCount(_)).InSequence(durSeq).WillOnce(DoDefault());

    for (auto &d : EFFECT_DURATIONS) {
        EXPECT_CALL(*mMockApi, setEffectIndex(&d - &EFFECT_DURATIONS[0]))
                .InSequence(durSeq)
                .WillOnce(DoDefault());
        EXPECT_CALL(*mMockApi, getEffectDuration(_)).InSequence(durSeq).WillOnce(DoDefault());
    }

    EXPECT_CALL(*mMockApi, hasEffectScale()).WillRepeatedly(Return(true));
    EXPECT_CALL(*mMockApi, hasAspEnable()).WillRepeatedly(Return(true));

    createVibrator(std::move(mockapi), std::move(mockcal), false);
}

TEST_F(VibratorTest, on) {
    Sequence s1, s2, s3;
    uint16_t duration = std::rand() + 1;

    EXPECT_CALL(*mMockApi, setGlobalScale(ON_GLOBAL_SCALE)).InSequence(s1).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, setEffectIndex(ON_EFFECT_INDEX)).InSequence(s2).WillOnce(DoDefault());
    EXPECT_CALL(*mMockApi, setDuration(Ge(duration))).InSequence(s3).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, setActivate(true)).InSequence(s1, s2, s3).WillOnce(Return(true));

    EXPECT_TRUE(mVibrator->on(duration, nullptr).isOk());
}

TEST_F(VibratorTest, off) {
    EXPECT_CALL(*mMockApi, setActivate(false)).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, setGlobalScale(0)).WillOnce(Return(true));

    EXPECT_TRUE(mVibrator->off().isOk());
}

TEST_F(VibratorTest, supportsAmplitudeControl_supported) {
    EXPECT_CALL(*mMockApi, hasEffectScale()).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, hasAspEnable()).WillOnce(Return(true));

    int32_t capabilities;
    EXPECT_TRUE(mVibrator->getCapabilities(&capabilities).isOk());
    EXPECT_GT(capabilities & IVibrator::CAP_AMPLITUDE_CONTROL, 0);
}

TEST_F(VibratorTest, supportsAmplitudeControl_unsupported1) {
    EXPECT_CALL(*mMockApi, hasEffectScale()).WillOnce(Return(false));
    EXPECT_CALL(*mMockApi, hasAspEnable()).WillOnce(Return(true));

    int32_t capabilities;
    EXPECT_TRUE(mVibrator->getCapabilities(&capabilities).isOk());
    EXPECT_EQ(capabilities & IVibrator::CAP_AMPLITUDE_CONTROL, 0);
}

TEST_F(VibratorTest, supportsAmplitudeControl_unsupported2) {
    EXPECT_CALL(*mMockApi, hasEffectScale()).WillOnce(Return(false));
    EXPECT_CALL(*mMockApi, hasAspEnable()).WillOnce(Return(false));

    int32_t capabilities;
    EXPECT_TRUE(mVibrator->getCapabilities(&capabilities).isOk());
    EXPECT_EQ(capabilities & IVibrator::CAP_AMPLITUDE_CONTROL, 0);
}

TEST_F(VibratorTest, supportsExternalAmplitudeControl_unsupported) {
    EXPECT_CALL(*mMockApi, hasEffectScale()).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, hasAspEnable()).WillOnce(Return(true));

    int32_t capabilities;
    EXPECT_TRUE(mVibrator->getCapabilities(&capabilities).isOk());
    EXPECT_EQ(capabilities & IVibrator::CAP_EXTERNAL_AMPLITUDE_CONTROL, 0);
}

TEST_F(VibratorTest, setAmplitude_supported) {
    Sequence s;
    EffectAmplitude amplitude = static_cast<float>(std::rand()) / RAND_MAX ?: 1.0f;
    // The default mIsUnderExternalControl is false, no need to turn off the External Control

    EXPECT_CALL(*mMockApi, setEffectScale(amplitudeToScale(amplitude)))
            .InSequence(s)
            .WillOnce(Return(true));

    EXPECT_TRUE(mVibrator->setAmplitude(amplitude).isOk());
}

TEST_F(VibratorTest, setAmplitude_unsupported) {
    // Turn on the External Control and make mIsUnderExternalControl true
    Sequence s;

    EXPECT_CALL(*mMockApi, hasAspEnable()).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, setGlobalScale(ON_GLOBAL_SCALE)).InSequence(s).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, setAspEnable(true)).InSequence(s).WillOnce(Return(true));
    EXPECT_TRUE(mVibrator->setExternalControl(true).isOk());

    EXPECT_EQ(EX_UNSUPPORTED_OPERATION, mVibrator->setAmplitude(1).getExceptionCode());
}

TEST_F(VibratorTest, supportsExternalControl_supported) {
    EXPECT_CALL(*mMockApi, hasEffectScale()).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, hasAspEnable()).WillOnce(Return(true));

    int32_t capabilities;
    EXPECT_TRUE(mVibrator->getCapabilities(&capabilities).isOk());
    EXPECT_GT(capabilities & IVibrator::CAP_EXTERNAL_CONTROL, 0);
}

TEST_F(VibratorTest, supportsExternalControl_unsupported) {
    EXPECT_CALL(*mMockApi, hasEffectScale()).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, hasAspEnable()).WillOnce(Return(false));

    int32_t capabilities;
    EXPECT_TRUE(mVibrator->getCapabilities(&capabilities).isOk());
    EXPECT_EQ(capabilities & IVibrator::CAP_EXTERNAL_CONTROL, 0);
}

TEST_F(VibratorTest, setExternalControl_enable) {
    Sequence s;

    EXPECT_CALL(*mMockApi, hasAspEnable()).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, setGlobalScale(ON_GLOBAL_SCALE)).InSequence(s).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, setAspEnable(true)).InSequence(s).WillOnce(Return(true));

    EXPECT_TRUE(mVibrator->setExternalControl(true).isOk());
}

TEST_F(VibratorTest, setExternalControl_disable) {
    Sequence s;

    EXPECT_CALL(*mMockApi, hasAspEnable()).WillRepeatedly(Return(true));
    // The default mIsUnderExternalControl is false, so it needs to turn on the External Control
    // to make mIsUnderExternalControl become true.
    EXPECT_CALL(*mMockApi, setGlobalScale(ON_GLOBAL_SCALE)).InSequence(s).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, setAspEnable(true)).InSequence(s).WillOnce(Return(true));

    EXPECT_TRUE(mVibrator->setExternalControl(true).isOk());

    EXPECT_CALL(*mMockApi, setAspEnable(false)).WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, setGlobalScale(0)).WillOnce(Return(true));

    EXPECT_TRUE(mVibrator->setExternalControl(false).isOk());
}

class EffectsTest : public VibratorTest, public WithParamInterface<EffectTuple> {
  public:
    static auto PrintParam(const TestParamInfo<ParamType> &info) {
        auto param = info.param;
        auto effect = std::get<0>(param);
        auto strength = std::get<1>(param);
        return toString(effect) + "_" + toString(strength);
    }
};

TEST_P(EffectsTest, perform) {
    auto param = GetParam();
    auto effect = std::get<0>(param);
    auto strength = std::get<1>(param);
    auto scale = EFFECT_SCALE.find(param);
    auto queue = EFFECT_QUEUE.find(param);
    EffectDuration duration;
    auto callback = ndk::SharedRefBase::make<MockVibratorCallback>();
    std::promise<void> promise;
    std::future<void> future{promise.get_future()};
    auto complete = [&promise] {
        promise.set_value();
        return ndk::ScopedAStatus::ok();
    };

    ExpectationSet eSetup;
    Expectation eActivate, ePollStop;

    if (scale != EFFECT_SCALE.end()) {
        EffectIndex index = EFFECT_INDEX.at(effect);
        duration = EFFECT_DURATIONS[index] + MAX_COLD_START_LATENCY_MS;

        eSetup += EXPECT_CALL(*mMockApi, setEffectIndex(index)).WillOnce(DoDefault());
        eSetup += EXPECT_CALL(*mMockApi, setEffectScale(scale->second)).WillOnce(Return(true));
    } else if (queue != EFFECT_QUEUE.end()) {
        duration = std::get<1>(queue->second) + MAX_COLD_START_LATENCY_MS * 2 +
                   MAX_PAUSE_TIMING_ERROR_MS;

        eSetup += EXPECT_CALL(*mMockApi, setEffectIndex(QUEUE_INDEX)).WillOnce(DoDefault());
        eSetup += EXPECT_CALL(*mMockApi, setEffectQueue(std::get<0>(queue->second)))
                          .WillOnce(Return(true));
        eSetup += EXPECT_CALL(*mMockApi, setEffectScale(0)).WillOnce(Return(true));
    } else {
        duration = 0;
    }

    if (duration) {
        eSetup += EXPECT_CALL(*mMockApi, setDuration(Ge(duration))).WillOnce(Return(true));
        eActivate = EXPECT_CALL(*mMockApi, setActivate(true)).After(eSetup).WillOnce(Return(true));
        ePollStop = EXPECT_CALL(*mMockApi, pollVibeState(false, duration + POLLING_TIMEOUT))
                            .After(eActivate)
                            .WillOnce(DoDefault());

        EXPECT_CALL(*mMockApi, setActivate(false)).After(ePollStop).WillOnce(Return(true));
        EXPECT_CALL(*callback, onComplete()).After(ePollStop).WillOnce(complete);
    }

    int32_t lengthMs;
    ndk::ScopedAStatus status = mVibrator->perform(effect, strength, callback, &lengthMs);
    if (status.isOk()) {
        EXPECT_LE(duration, lengthMs);
    } else {
        EXPECT_EQ(EX_UNSUPPORTED_OPERATION, status.getExceptionCode());
        EXPECT_EQ(0, lengthMs);
    }

    if (duration) {
        EXPECT_EQ(future.wait_for(std::chrono::milliseconds(100)), std::future_status::ready);
    }
}

TEST_P(EffectsTest, alwaysOnEnable) {
    auto param = GetParam();
    auto effect = std::get<0>(param);
    auto strength = std::get<1>(param);
    auto scale = EFFECT_SCALE.find(param);
    bool supported = (scale != EFFECT_SCALE.end());

    if (supported) {
        EXPECT_CALL(*mMockApi, setGpioRiseIndex(EFFECT_INDEX.at(effect))).WillOnce(Return(true));
        EXPECT_CALL(*mMockApi, setGpioRiseScale(scale->second)).WillOnce(Return(true));
    }

    ndk::ScopedAStatus status = mVibrator->alwaysOnEnable(0, effect, strength);
    if (supported) {
        EXPECT_EQ(EX_NONE, status.getExceptionCode());
    } else {
        EXPECT_EQ(EX_UNSUPPORTED_OPERATION, status.getExceptionCode());
    }
}

const std::vector<Effect> kEffects{ndk::enum_range<Effect>().begin(),
                                   ndk::enum_range<Effect>().end()};
const std::vector<EffectStrength> kEffectStrengths{ndk::enum_range<EffectStrength>().begin(),
                                                   ndk::enum_range<EffectStrength>().end()};

INSTANTIATE_TEST_CASE_P(VibratorTests, EffectsTest,
                        Combine(ValuesIn(kEffects.begin(), kEffects.end()),
                                ValuesIn(kEffectStrengths.begin(), kEffectStrengths.end())),
                        EffectsTest::PrintParam);

struct PrimitiveParam {
    CompositePrimitive primitive;
    EffectIndex index;
};

class PrimitiveTest : public VibratorTest, public WithParamInterface<PrimitiveParam> {
  public:
    static auto PrintParam(const TestParamInfo<ParamType> &info) {
        return toString(info.param.primitive);
    }
};

const std::vector<PrimitiveParam> kPrimitiveParams = {
        {CompositePrimitive::NOOP, 0},       {CompositePrimitive::CLICK, 2},
        {CompositePrimitive::THUD, 4},       {CompositePrimitive::SPIN, 5},
        {CompositePrimitive::QUICK_RISE, 6}, {CompositePrimitive::SLOW_RISE, 7},
        {CompositePrimitive::QUICK_FALL, 8},
};

TEST_P(PrimitiveTest, getPrimitiveDuration) {
    auto param = GetParam();
    auto primitive = param.primitive;
    auto index = param.index;
    int32_t duration;

    EXPECT_EQ(EX_NONE, mVibrator->getPrimitiveDuration(primitive, &duration).getExceptionCode());
    EXPECT_EQ(EFFECT_DURATIONS[index], duration);
}

INSTANTIATE_TEST_CASE_P(VibratorTests, PrimitiveTest,
                        ValuesIn(kPrimitiveParams.begin(), kPrimitiveParams.end()),
                        PrimitiveTest::PrintParam);

struct ComposeParam {
    std::string name;
    std::vector<CompositeEffect> composite;
    EffectQueue queue;
};

class ComposeTest : public VibratorTest, public WithParamInterface<ComposeParam> {
  public:
    static auto PrintParam(const TestParamInfo<ParamType> &info) { return info.param.name; }
};

TEST_P(ComposeTest, compose) {
    auto param = GetParam();
    auto composite = param.composite;
    auto queue = std::get<0>(param.queue);
    auto duration = std::get<1>(param.queue);
    ExpectationSet eSetup;
    Expectation eActivate, ePollStop;
    auto callback = ndk::SharedRefBase::make<MockVibratorCallback>();
    std::promise<void> promise;
    std::future<void> future{promise.get_future()};
    auto complete = [&promise] {
        promise.set_value();
        return ndk::ScopedAStatus::ok();
    };

    eSetup += EXPECT_CALL(*mMockApi, setEffectIndex(QUEUE_INDEX)).WillOnce(DoDefault());
    eSetup += EXPECT_CALL(*mMockApi, setEffectQueue(queue)).WillOnce(Return(true));
    eSetup += EXPECT_CALL(*mMockApi, setEffectScale(0)).WillOnce(Return(true));
    eSetup += EXPECT_CALL(*mMockApi, setDuration(UINT32_MAX)).WillOnce(Return(true));
    eActivate = EXPECT_CALL(*mMockApi, setActivate(true)).After(eSetup).WillOnce(Return(true));
    ePollStop = EXPECT_CALL(*mMockApi, pollVibeState(false, duration + POLLING_TIMEOUT))
                        .After(eActivate)
                        .WillOnce(Return(true));
    EXPECT_CALL(*mMockApi, setActivate(false)).After(ePollStop).WillOnce(Return(true));
    EXPECT_CALL(*callback, onComplete()).After(ePollStop).WillOnce(complete);

    EXPECT_EQ(EX_NONE, mVibrator->compose(composite, callback).getExceptionCode());

    EXPECT_EQ(future.wait_for(std::chrono::milliseconds(100)), std::future_status::ready);
}

const std::vector<ComposeParam> kComposeParams = {
        {"click", {{0, CompositePrimitive::CLICK, 1.0f}}, Queue(QueueEffect(2, Level(1.0f)), 0)},
        {"thud", {{1, CompositePrimitive::THUD, 0.8f}}, Queue(1, QueueEffect(4, Level(0.8f)), 0)},
        {"spin", {{2, CompositePrimitive::SPIN, 0.6f}}, Queue(2, QueueEffect(5, Level(0.6f)), 0)},
        {"quick_rise",
         {{3, CompositePrimitive::QUICK_RISE, 0.4f}},
         Queue(3, QueueEffect(6, 0.4f * V_LEVELS[5]), 0)},
        {"slow_rise",
         {{4, CompositePrimitive::SLOW_RISE, 0.0f}},
         Queue(4, QueueEffect(7, Level(0.0f)), 0)},
        {"quick_fall",
         {{5, CompositePrimitive::QUICK_FALL, 1.0f}},
         Queue(5, QueueEffect(8, 1.0f * V_LEVELS[5]), 0)},
        {"pop",
         {{6, CompositePrimitive::SLOW_RISE, 1.0f}, {50, CompositePrimitive::THUD, 1.0f}},
         Queue(6, QueueEffect(7, Level(1.0f)), 50, QueueEffect(4, Level(1.0f)), 0)},
        {"snap",
         {{7, CompositePrimitive::QUICK_RISE, 1.0f}, {0, CompositePrimitive::QUICK_FALL, 1.0f}},
         Queue(7, QueueEffect(6, 1.0f * V_LEVELS[5]), QueueEffect(8, 1.0f * V_LEVELS[5]), 0)},
};

INSTANTIATE_TEST_CASE_P(VibratorTests, ComposeTest,
                        ValuesIn(kComposeParams.begin(), kComposeParams.end()),
                        ComposeTest::PrintParam);

class AlwaysOnTest : public VibratorTest, public WithParamInterface<int32_t> {
  public:
    static auto PrintParam(const TestParamInfo<ParamType> &info) {
        return std::to_string(info.param);
    }
};

TEST_P(AlwaysOnTest, alwaysOnEnable) {
    auto param = GetParam();
    auto scale = EFFECT_SCALE.begin();

    std::advance(scale, std::rand() % EFFECT_SCALE.size());

    auto effect = std::get<0>(scale->first);
    auto strength = std::get<1>(scale->first);

    switch (param) {
        case 0:
            EXPECT_CALL(*mMockApi, setGpioRiseIndex(EFFECT_INDEX.at(effect)))
                    .WillOnce(Return(true));
            EXPECT_CALL(*mMockApi, setGpioRiseScale(scale->second)).WillOnce(Return(true));
            break;
        case 1:
            EXPECT_CALL(*mMockApi, setGpioFallIndex(EFFECT_INDEX.at(effect)))
                    .WillOnce(Return(true));
            EXPECT_CALL(*mMockApi, setGpioFallScale(scale->second)).WillOnce(Return(true));
            break;
    }

    ndk::ScopedAStatus status = mVibrator->alwaysOnEnable(param, effect, strength);
    EXPECT_EQ(EX_NONE, status.getExceptionCode());
}

TEST_P(AlwaysOnTest, alwaysOnDisable) {
    auto param = GetParam();

    switch (param) {
        case 0:
            EXPECT_CALL(*mMockApi, setGpioRiseIndex(0)).WillOnce(Return(true));
            break;
        case 1:
            EXPECT_CALL(*mMockApi, setGpioFallIndex(0)).WillOnce(Return(true));
            break;
    }

    ndk::ScopedAStatus status = mVibrator->alwaysOnDisable(param);
    EXPECT_EQ(EX_NONE, status.getExceptionCode());
}

INSTANTIATE_TEST_CASE_P(VibratorTests, AlwaysOnTest, Range(0, 1), AlwaysOnTest::PrintParam);

}  // namespace vibrator
}  // namespace hardware
}  // namespace android
}  // namespace aidl