PacketSerializerTest.cpp

/*
 * PLUG - software to operate Fender Mustang amplifier
 *        Linux replacement for Fender FUSE software
 *
 * Copyright (C) 2017-2025  offa
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "com/PacketSerializer.h"
#include "data_structs.h"
#include "matcher/PacketMatcher.h"
#include "helper/MustangConstants.h"
#include <gmock/gmock.h>


namespace plug::test
{
    using namespace plug::com;
    using namespace testing;
    using namespace test::matcher;

    class PacketSerializerTest : public testing::Test
    {
    protected:
        void SetUp() override
        {
        }

        void TearDown() override
        {
        }

        [[nodiscard]] std::array<PacketRawType, 7> filledPackage(std::uint8_t value) const
        {
            PacketRawType packet{};
            std::fill(packet.begin(), packet.end(), value);
            std::array<PacketRawType, 7> data{};
            std::fill(data.begin(), data.end(), packet);
            return data;
        };

        [[nodiscard]] Packet<AmpPayload> ampPackage(std::uint8_t ampId) const
        {
            AmpPayload payload{};
            payload.setModel(ampId);
            payload.setCabinet(static_cast<std::uint8_t>(cabinets::OFF));

            Packet<AmpPayload> packet{};
            packet.setPayload(payload);
            return packet;
        };

        [[nodiscard]] Packet<AmpPayload> cabinetPackage(std::uint8_t cabinetId) const
        {
            AmpPayload payload{};
            payload.setModel(0x67);
            payload.setCabinet(cabinetId);

            Packet<AmpPayload> packet{};
            packet.setPayload(payload);
            return packet;
        };

        [[nodiscard]] std::array<Packet<EffectPayload>, 4> effectPackage(std::uint8_t effectId) const
        {
            EffectPayload payload{};
            payload.setSlot(0x01);
            payload.setModel(effectId);

            Packet<EffectPayload> packet{};
            packet.setPayload(payload);
            return {{packet, emptyEffectPayload, emptyEffectPayload, emptyEffectPayload}};
        };

        [[nodiscard]] Packet<NamePayload> presetNameEmptyPacket() const
        {
            NamePayload payload{};
            Packet<NamePayload> packet{};
            packet.setPayload(payload);
            return packet;
        }

        [[nodiscard]] Packet<NamePayload> presetNamePacket(std::string_view name) const
        {
            NamePayload payload{};
            payload.setName(name);

            Packet<NamePayload> packet{};
            packet.setPayload(payload);
            return packet;
        }

        const Packet<EffectPayload> emptyEffectPayload{};
        const Packet<AmpPayload> emptyAmpPayload{};
    };

    TEST_F(PacketSerializerTest, serializeInitCommand)
    {
        PacketRawType packet1{};
        packet1[1] = 0xc3;
        PacketRawType packet2{};
        packet2[0] = 0x1a;
        packet2[1] = 0xc1;

        const auto packets = serializeInitCommand();
        EXPECT_THAT(packets, SizeIs(2));
        EXPECT_THAT(packets[0].getBytes(), ContainerEq(packet1));
        EXPECT_THAT(packets[1].getBytes(), ContainerEq(packet2));
    }

    TEST_F(PacketSerializerTest, serializeApplyCommand)
    {
        PacketRawType expected{};
        expected[0] = 0x1c;
        expected[1] = 0x03;

        const auto packet = serializeApplyCommand();
        EXPECT_THAT(packet.getBytes(), ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeApplyCommandWithFxKnob)
    {
        constexpr std::uint8_t fxKnob{0x02};
        const fx_pedal_settings effect{FxSlot{fxKnob}, effects::EMPTY, 0, 0, 0, 0, 0, 0};
        PacketRawType expected{};
        expected[0] = 0x1c;
        expected[1] = 0x03;
        expected[v1::FXKNOB] = fxKnob;

        const auto packet = serializeApplyCommand(effect);
        EXPECT_THAT(packet.getBytes(), ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeLoadCommand)
    {
        PacketRawType expected{};
        expected[0] = 0xff;
        expected[1] = 0xc1;

        const auto packet = serializeLoadCommand();
        EXPECT_THAT(packet.getBytes(), ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeLoadSlotCommand)
    {
        constexpr std::uint8_t slot{15};
        PacketRawType expected{};
        expected[0] = 0x1c;
        expected[1] = 0x01;
        expected[2] = 0x01;
        expected[v1::SAVE_SLOT] = slot;
        expected[6] = 0x01;

        const auto packet = serializeLoadSlotCommand(slot);
        EXPECT_THAT(packet.getBytes(), ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsSetsData)
    {
        constexpr amp_settings settings{amps::METAL_2000, 11, 22, 33, 44, 55, cabinets::cab2x12C, 1, 2, 3, 4, 5, 6, 7, 8, true, 0};

        PacketRawType expected{{0x1c, 0x03, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0xaa, 0xa2, 0x80, 0x63, 0x99, 0x80, 0xb0, 0x00,
                                0x80, 0x80, 0x80, 0x80, 0x07, 0x07, 0x07, 0x05,
                                0x00, 0x07, 0x07, 0x01, 0x00, 0x01, 0x5e, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};

        expected[v1::DSP] = 0x05;
        expected[v1::GAIN] = 11;
        expected[v1::VOLUME] = 22;
        expected[v1::TREBLE] = 33;
        expected[v1::MIDDLE] = 44;
        expected[v1::BASS] = 55;
        expected[v1::CABINET] = 0x07;
        expected[v1::NOISE_GATE] = 1;
        expected[v1::MASTER_VOL] = 2;
        expected[v1::GAIN2] = 3;
        expected[v1::PRESENCE] = 4;
        expected[v1::THRESHOLD] = 0;
        expected[v1::DEPTH] = 0x80;
        expected[v1::BIAS] = 7;
        expected[v1::SAG] = 0x02;
        expected[v1::BRIGHTNESS] = 1;
        expected[v1::AMPLIFIER] = 0x6d;
        expected[44] = 0x08;
        expected[45] = 0x08;
        expected[46] = 0x08;
        expected[50] = 0x08;
        expected[54] = 0x75;

        const auto packet = serializeAmpSettings(settings).getBytes();
        EXPECT_THAT(packet, ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsWithEmptyData)
    {
        constexpr amp_settings settings{amps::BRITISH_60S, 0, 0, 0, 0, 0, cabinets::OFF, 0, 0, 0, 0, 0, 0, 0, 0, false, 0};

        PacketRawType expected{{0x1c, 0x03, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0xaa, 0xa2, 0x80, 0x63, 0x99, 0x80, 0xb0, 0x00,
                                0x80, 0x80, 0x80, 0x80, 0x07, 0x07, 0x07, 0x05,
                                0x00, 0x07, 0x07, 0x01, 0x00, 0x01, 0x5e, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};

        expected[v1::DSP] = 0x05;
        expected[v1::GAIN] = 0;
        expected[v1::VOLUME] = 0;
        expected[v1::TREBLE] = 0;
        expected[v1::MIDDLE] = 0;
        expected[v1::BASS] = 0;
        expected[v1::CABINET] = 0x00;
        expected[v1::NOISE_GATE] = 0;
        expected[v1::MASTER_VOL] = 0;
        expected[v1::GAIN2] = 0;
        expected[v1::PRESENCE] = 0;
        expected[v1::THRESHOLD] = 0;
        expected[v1::DEPTH] = 0x80;
        expected[v1::BIAS] = 0;
        expected[v1::SAG] = 0;
        expected[v1::BRIGHTNESS] = 0;
        expected[v1::AMPLIFIER] = 0x61;
        expected[44] = 0x07;
        expected[45] = 0x07;
        expected[46] = 0x07;
        expected[50] = 0x07;
        expected[54] = 0x5e;

        const auto packet = serializeAmpSettings(settings).getBytes();
        EXPECT_THAT(packet, ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsDspData)
    {
        constexpr amp_settings settings{amps::METAL_2000, 123, 101, 93, 30, 61, cabinets::cab2x12C, 3, 10, 15, 40, 0, 0, 100, 1, false, 0};

        const auto packet = serializeAmpSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::DSP], Eq(0x05));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsAmpControllsData)
    {
        constexpr amp_settings settings{amps::METAL_2000, 123, 101, 93, 30, 61, cabinets::cab2x12C, 3, 10, 15, 40, 0, 0, 100, 1, false, 0};

        const auto packet = serializeAmpSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::GAIN], Eq(123));
        EXPECT_THAT(packet[v1::GAIN2], Eq(15));
        EXPECT_THAT(packet[v1::VOLUME], Eq(101));
        EXPECT_THAT(packet[v1::TREBLE], Eq(93));
        EXPECT_THAT(packet[v1::MIDDLE], Eq(30));
        EXPECT_THAT(packet[v1::BASS], Eq(61));
        EXPECT_THAT(packet[v1::MASTER_VOL], Eq(10));
        EXPECT_THAT(packet[v1::PRESENCE], Eq(40));
        EXPECT_THAT(packet[v1::NOISE_GATE], Eq(3));
        EXPECT_THAT(packet[v1::BIAS], Eq(100));
        EXPECT_THAT(packet[v1::BRIGHTNESS], Eq(0));
        EXPECT_THAT(packet[v1::SAG], Eq(1));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsAmpData)
    {
        auto serializeWithType = [](amps a)
        {
            return serializeAmpSettings(amp_settings{a, 0, 0, 0, 0, 0, cabinets::cab2x12C, 0, 0, 0, 0, 0, 0, 0, 0, false, 0}).getBytes();
        };

        EXPECT_THAT(serializeWithType(amps::FENDER_57_DELUXE), AmpDataIs(0x67, 0x80, 0x01, 0x53));
        EXPECT_THAT(serializeWithType(amps::FENDER_59_BASSMAN), AmpDataIs(0x64, 0x80, 0x02, 0x67));
        EXPECT_THAT(serializeWithType(amps::FENDER_57_CHAMP), AmpDataIs(0x7c, 0x80, 0x0c, 0x00));
        EXPECT_THAT(serializeWithType(amps::FENDER_65_DELUXE_REVERB), AmpDataIs(0x53, 0x00, 0x03, 0x6a));
        EXPECT_THAT(serializeWithType(amps::FENDER_65_PRINCETON), AmpDataIs(0x6a, 0x80, 0x04, 0x61));
        EXPECT_THAT(serializeWithType(amps::FENDER_65_TWIN_REVERB), AmpDataIs(0x75, 0x80, 0x05, 0x72));
        EXPECT_THAT(serializeWithType(amps::FENDER_SUPER_SONIC), AmpDataIs(0x72, 0x80, 0x06, 0x79));
        EXPECT_THAT(serializeWithType(amps::BRITISH_60S), AmpDataIs(0x61, 0x80, 0x07, 0x5e));
        EXPECT_THAT(serializeWithType(amps::BRITISH_70S), AmpDataIs(0x79, 0x80, 0x0b, 0x7c));
        EXPECT_THAT(serializeWithType(amps::BRITISH_80S), AmpDataIs(0x5e, 0x80, 0x09, 0x5d));
        EXPECT_THAT(serializeWithType(amps::AMERICAN_90S), AmpDataIs(0x5d, 0x80, 0x0a, 0x6d));
        EXPECT_THAT(serializeWithType(amps::METAL_2000), AmpDataIs(0x6d, 0x80, 0x08, 0x75));

        EXPECT_THAT(serializeWithType(amps::STUDIO_PREAMP), AmpDataIs(0xf1, 0x80, 0x0d, 0xf6));
        EXPECT_THAT(serializeWithType(amps::FENDER_57_TWIN), AmpDataIs(0xf6, 0x80, 0x0e, 0xf9));
        EXPECT_THAT(serializeWithType(amps::FENDER_60_THRIFT), AmpDataIs(0xf9, 0x80, 0x0f, 0xfc));
        EXPECT_THAT(serializeWithType(amps::BRITISH_COLOUR), AmpDataIs(0xfc, 0x80, 0x10, 0xff));
        EXPECT_THAT(serializeWithType(amps::BRITISH_WATTS), AmpDataIs(0xff, 0x80, 0x11, 0x00));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsCabinetData)
    {
        auto serializeWithType = [](cabinets c)
        {
            return serializeAmpSettings(amp_settings{amps::BRITISH_70S, 0, 0, 0, 0, 0, c, 0, 0, 0, 0, 0, 0, 0, 0, false, 0}).getBytes();
        };

        EXPECT_THAT(serializeWithType(cabinets::OFF), CabinetDataIs(0x00));
        EXPECT_THAT(serializeWithType(cabinets::cab57DLX), CabinetDataIs(0x01));
        EXPECT_THAT(serializeWithType(cabinets::cabBSSMN), CabinetDataIs(0x02));
        EXPECT_THAT(serializeWithType(cabinets::cab65DLX), CabinetDataIs(0x03));
        EXPECT_THAT(serializeWithType(cabinets::cab65PRN), CabinetDataIs(0x04));
        EXPECT_THAT(serializeWithType(cabinets::cabCHAMP), CabinetDataIs(0x05));
        EXPECT_THAT(serializeWithType(cabinets::cab4x12M), CabinetDataIs(0x06));
        EXPECT_THAT(serializeWithType(cabinets::cab2x12C), CabinetDataIs(0x07));
        EXPECT_THAT(serializeWithType(cabinets::cab4x12G), CabinetDataIs(0x08));
        EXPECT_THAT(serializeWithType(cabinets::cab65TWN), CabinetDataIs(0x09));
        EXPECT_THAT(serializeWithType(cabinets::cab4x12V), CabinetDataIs(0x0a));
        EXPECT_THAT(serializeWithType(cabinets::cabSS212), CabinetDataIs(0x0b));
        EXPECT_THAT(serializeWithType(cabinets::cabSS112), CabinetDataIs(0x0c));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsLimitSagData)
    {
        constexpr amp_settings settings{amps::BRITISH_60S, 0, 0, 0, 0, 0, cabinets::OFF, 0, 0, 0, 0, 0, 0, 0, 0x03, false, 0};

        const auto packet = serializeAmpSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::SAG], Eq(0x02));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsSetsBrightnessData)
    {
        constexpr amp_settings settings{amps::BRITISH_60S, 0, 0, 0, 0, 0, cabinets::OFF, 0, 0, 0, 0, 0, 0, 0, 0, true, 0};

        const auto packet = serializeAmpSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::BRIGHTNESS], Eq(0x01));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsSetsNoiseGate)
    {
        constexpr std::uint8_t value{0x04};
        constexpr amp_settings settings{amps::BRITISH_60S, 0, 0, 0, 0, 0, cabinets::OFF, value, 0, 0, 0, 0, 0, 0, 0, false, 0};

        const auto packet = serializeAmpSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::NOISE_GATE], Eq(value));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsLimitsNoiseGate)
    {
        constexpr std::uint8_t value{0x06};
        constexpr amp_settings settings{amps::BRITISH_60S, 0, 0, 0, 0, 0, cabinets::OFF, value, 0, 0, 0, 0, 0, 0, 0, false, 0};

        const auto packet = serializeAmpSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::NOISE_GATE], Eq(0x05));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsSetsThresholdAndDepthIfNoiseGateFull)
    {
        constexpr std::uint8_t noiseGate{0x05};
        constexpr std::uint8_t threshold{0x08};
        constexpr std::uint8_t depth{0x19};
        constexpr amp_settings settings{amps::BRITISH_60S, 0, 0, 0, 0, 0, cabinets::OFF, noiseGate, 0, 0, 0, threshold, depth, 0, 0, false, 0};

        const auto packet = serializeAmpSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::THRESHOLD], Eq(threshold));
        EXPECT_THAT(packet[v1::DEPTH], Eq(depth));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsDoesNotSetThresholdAndDepthIfNoiseGateIsNotFull)
    {
        constexpr std::uint8_t noiseGate{0x04};
        constexpr std::uint8_t threshold{0x08};
        constexpr std::uint8_t depth{0x19};
        constexpr amp_settings settings{amps::BRITISH_60S, 0, 0, 0, 0, 0, cabinets::OFF, noiseGate, 0, 0, 0, threshold, depth, 0, 0, false, 0};

        const auto packet = serializeAmpSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::THRESHOLD], Eq(0x00));
        EXPECT_THAT(packet[v1::DEPTH], Eq(0x80));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsSetsLimitsThreshold)
    {
        constexpr std::uint8_t noiseGate{0x05};
        constexpr std::uint8_t threshold{0x0a};
        constexpr amp_settings settings{amps::BRITISH_60S, 0, 0, 0, 0, 0, cabinets::OFF, noiseGate, 0, 0, 0, threshold, 0, 0, 0, false, 0};

        const auto packet = serializeAmpSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::THRESHOLD], Eq(0x09));
    }

    TEST_F(PacketSerializerTest, serializeAmpSettingsUsbGain)
    {
        constexpr std::size_t value{101};
        constexpr amp_settings settings{amps::BRITISH_60S, 0, 0, 0, 0, 0, cabinets::OFF, 0, 0, 0, 0, 0, 0, 0, 0, false, value};

        PacketRawType expected{};
        expected[0] = 0x1c;
        expected[1] = 0x03;
        expected[2] = 0x0d;
        expected[6] = 0x01;
        expected[7] = 0x01;
        expected[v1::USB_GAIN] = value;

        const auto packet = serializeAmpSettingsUsbGain(settings);
        EXPECT_THAT(packet.getBytes(), ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeClearEffectsSettingsData)
    {
        constexpr fx_pedal_settings settings{FxSlot{1}, effects::VINTAGE_TREMOLO, 11, 22, 33, 44, 55, 66};
        const PacketRawType expected{{0x1c, 0x03, 0x07, 0x00, 0x00, 0x00, 0x01, 0x01,
                                      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                      0x00, 0x00, 0x00, 0x00, 0x08, 0x01, 0x00, 0x00,
                                      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};

        const auto packet = serializeClearEffectSettings(settings);
        EXPECT_THAT(packet.getBytes()[2], Eq(0x07));
        EXPECT_THAT(packet.getBytes(), ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeNameData)
    {
        const std::string name{"name 123"};
        constexpr std::size_t slot{3};

        PacketRawType expected{};
        expected[0] = 0x1c;
        expected[1] = 0x01;
        expected[2] = 0x03;
        expected[v1::SAVE_SLOT] = slot;
        expected[6] = 0x01;
        expected[7] = 0x01;
        std::copy(name.cbegin(), name.cend(), std::next(expected.begin(), v1::NAME));

        const auto packet = serializeName(slot, name).getBytes();
        EXPECT_THAT(packet, ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeNameTerminatesWithZero)
    {
        const std::string name{"abc"};
        constexpr std::size_t slot{3};

        const auto packet = serializeName(slot, name).getBytes();
        EXPECT_THAT(packet[name.size()], Eq('\0'));
    }

    TEST_F(PacketSerializerTest, serializeNameLimitsToLength)
    {
        constexpr std::size_t maxSize{32};
        const std::string name(maxSize + 3, 'x');
        constexpr std::size_t slot{3};

        PacketRawType expected{};
        expected[0] = 0x1c;
        expected[1] = 0x01;
        expected[2] = 0x03;
        expected[v1::SAVE_SLOT] = slot;
        expected[6] = 0x01;
        expected[7] = 0x01;
        std::copy(name.cbegin(), std::next(name.cbegin(), maxSize), std::next(expected.begin(), v1::NAME));

        const auto packet = serializeName(slot, name).getBytes();
        EXPECT_THAT(packet[v1::NAME + maxSize], Eq('\0'));
        EXPECT_THAT(packet, ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeEffectSettingsData)
    {
        constexpr fx_pedal_settings settings{FxSlot{1}, effects::OVERDRIVE, 11, 22, 33, 44, 55, 66};

        PacketRawType expected{{0x1c, 0x03, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x08, 0x01, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
        expected[v1::FXSLOT] = 1;
        expected[v1::KNOB1] = 11;
        expected[v1::KNOB2] = 22;
        expected[v1::KNOB3] = 33;
        expected[v1::KNOB4] = 44;
        expected[v1::KNOB5] = 55;
        expected[v1::KNOB6] = 0x00;
        expected[v1::DSP] = 0x06;
        expected[v1::EFFECT] = 0x3c;

        const auto packet = serializeEffectSettings(settings);
        EXPECT_THAT(packet.getBytes(), ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeEffectSettingsSetsInputPosition)
    {
        constexpr std::uint8_t value{3};
        constexpr fx_pedal_settings settings{FxSlot{value}, effects::OVERDRIVE, 11, 22, 33, 44, 55, 66};

        const auto packet = serializeEffectSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::FXSLOT], Eq(value));
    }

    TEST_F(PacketSerializerTest, serializeEffectSettingsEffectsSetsLoopPosition)
    {
        constexpr std::uint8_t value{6};
        constexpr fx_pedal_settings settings{FxSlot{value}, effects::OVERDRIVE, 11, 22, 33, 44, 55, 66};

        const auto packet = serializeEffectSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::FXSLOT], Eq(value));
    }

    TEST_F(PacketSerializerTest, serializeEffectSettingsDoesNotSetAdditionalKnobIfNotRequired)
    {
        constexpr fx_pedal_settings settings{FxSlot{2}, effects::OVERDRIVE, 11, 22, 33, 44, 55, 66};

        const auto packet = serializeEffectSettings(settings).getBytes();
        EXPECT_THAT(packet[v1::KNOB6], Eq(0x00));
    }

    TEST_F(PacketSerializerTest, serializeEffectSettingsSetSAdditionalKnobIfRequired)
    {
        auto serializeWithType = [](effects e, std::uint8_t knob6)
        {
            return serializeEffectSettings(fx_pedal_settings{FxSlot{1}, e, 0, 0, 0, 0, 0, knob6}).getBytes();
        };

        EXPECT_THAT(serializeWithType(effects::MONO_ECHO_FILTER, 1)[v1::KNOB6], Eq(1));
        EXPECT_THAT(serializeWithType(effects::STEREO_ECHO_FILTER, 2)[v1::KNOB6], Eq(2));
        EXPECT_THAT(serializeWithType(effects::TAPE_DELAY, 3)[v1::KNOB6], Eq(3));
        EXPECT_THAT(serializeWithType(effects::STEREO_TAPE_DELAY, 4)[v1::KNOB6], Eq(4));
    }

    TEST_F(PacketSerializerTest, serializeEffectSettingsDspAndEffectIdData)
    {
        constexpr std::uint8_t dsp0{0x06};
        constexpr std::uint8_t dsp1{0x07};
        constexpr std::uint8_t dsp2{0x08};
        constexpr std::uint8_t dsp3{0x09};

        auto serializeWithType = [](effects e)
        {
            return serializeEffectSettings(fx_pedal_settings{FxSlot{1}, e, 1, 2, 3, 4, 5, 6}).getBytes();
        };

        EXPECT_THAT(serializeWithType(effects::OVERDRIVE), EffectDataIs(dsp0, 0x3c, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::WAH), EffectDataIs(dsp0, 0x49, 0x01, 0x08));
        EXPECT_THAT(serializeWithType(effects::TOUCH_WAH), EffectDataIs(dsp0, 0x4a, 0x01, 0x08));
        EXPECT_THAT(serializeWithType(effects::FUZZ), EffectDataIs(dsp0, 0x1a, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::FUZZ_TOUCH_WAH), EffectDataIs(dsp0, 0x1c, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::SIMPLE_COMP), EffectDataIs(dsp0, 0x88, 0x08, 0x08));
        EXPECT_THAT(serializeWithType(effects::COMPRESSOR), EffectDataIs(dsp0, 0x07, 0x00, 0x08));

        EXPECT_THAT(serializeWithType(effects::SINE_CHORUS), EffectDataIs(dsp1, 0x12, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::TRIANGLE_CHORUS), EffectDataIs(dsp1, 0x13, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::SINE_FLANGER), EffectDataIs(dsp1, 0x18, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::TRIANGLE_FLANGER), EffectDataIs(dsp1, 0x19, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::VIBRATONE), EffectDataIs(dsp1, 0x2d, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::VINTAGE_TREMOLO), EffectDataIs(dsp1, 0x40, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::SINE_TREMOLO), EffectDataIs(dsp1, 0x41, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::RING_MODULATOR), EffectDataIs(dsp1, 0x22, 0x01, 0x08));
        EXPECT_THAT(serializeWithType(effects::STEP_FILTER), EffectDataIs(dsp1, 0x29, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::PHASER), EffectDataIs(dsp1, 0x4f, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::PITCH_SHIFTER), EffectDataIs(dsp1, 0x1f, 0x01, 0x08));

        EXPECT_THAT(serializeWithType(effects::MONO_DELAY), EffectDataIs(dsp2, 0x16, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::MONO_ECHO_FILTER), EffectDataIs(dsp2, 0x43, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::STEREO_ECHO_FILTER), EffectDataIs(dsp2, 0x48, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::MULTITAP_DELAY), EffectDataIs(dsp2, 0x44, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::PING_PONG_DELAY), EffectDataIs(dsp2, 0x45, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::DUCKING_DELAY), EffectDataIs(dsp2, 0x15, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::REVERSE_DELAY), EffectDataIs(dsp2, 0x46, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::TAPE_DELAY), EffectDataIs(dsp2, 0x2b, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::STEREO_TAPE_DELAY), EffectDataIs(dsp2, 0x2a, 0x02, 0x01));

        EXPECT_THAT(serializeWithType(effects::SMALL_HALL_REVERB), EffectDataIs(dsp3, 0x24, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::LARGE_HALL_REVERB), EffectDataIs(dsp3, 0x3a, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::SMALL_ROOM_REVERB), EffectDataIs(dsp3, 0x26, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::LARGE_ROOM_REVERB), EffectDataIs(dsp3, 0x3b, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::SMALL_PLATE_REVERB), EffectDataIs(dsp3, 0x4e, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::LARGE_PLATE_REVERB), EffectDataIs(dsp3, 0x4b, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::AMBIENT_REVERB), EffectDataIs(dsp3, 0x4c, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::ARENA_REVERB), EffectDataIs(dsp3, 0x4d, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::FENDER_63_SPRING_REVERB), EffectDataIs(dsp3, 0x21, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::FENDER_65_SPRING_REVERB), EffectDataIs(dsp3, 0x0b, 0x00, 0x08));
    }

    TEST_F(PacketSerializerTest, serializeEffectSettingsSimpleCompKnobSetting)
    {
        constexpr fx_pedal_settings settings{FxSlot{1}, effects::SIMPLE_COMP, 3, 2, 3, 4, 5, 6};

        const auto packet = serializeEffectSettings(settings);
        EXPECT_THAT(packet.getBytes(), KnobsAre(3, 0, 0, 0, 0, 0));
    }

    TEST_F(PacketSerializerTest, serializeEffectSettingsSimpleCompLimitsValue)
    {
        constexpr fx_pedal_settings settings{FxSlot{1}, effects::SIMPLE_COMP, 4, 2, 3, 4, 5, 6};

        const auto packet = serializeEffectSettings(settings);
        EXPECT_THAT(packet.getBytes(), KnobsAre(3, 0, 0, 0, 0, 0));
    }

    TEST_F(PacketSerializerTest, serializeEffectSettingsRingModulatorLimitsValue)
    {
        constexpr fx_pedal_settings settings{FxSlot{1}, effects::RING_MODULATOR, 1, 2, 3, 2, 5, 6};

        const auto packet = serializeEffectSettings(settings);
        EXPECT_THAT(packet.getBytes(), KnobsAre(1, 2, 3, 1, 5, 0));
    }

    TEST_F(PacketSerializerTest, serializeEffectSettingsPhaserLimitsValue)
    {
        constexpr fx_pedal_settings settings{FxSlot{1}, effects::PHASER, 1, 2, 3, 2, 2, 6};

        const auto packet = serializeEffectSettings(settings);
        EXPECT_THAT(packet.getBytes(), KnobsAre(1, 2, 3, 2, 1, 0));
    }

    TEST_F(PacketSerializerTest, serializeEffectSettingsMultitapDelayLimitsValue)
    {
        constexpr fx_pedal_settings settings{FxSlot{1}, effects::MULTITAP_DELAY, 1, 2, 3, 2, 4, 6};

        const auto packet = serializeEffectSettings(settings);
        EXPECT_THAT(packet.getBytes(), KnobsAre(1, 2, 3, 2, 3, 0));
    }

    TEST_F(PacketSerializerTest, serializeSaveEffectNameData)
    {
        constexpr std::uint8_t slot{7};
        const std::string name{"name 7"};
        constexpr fx_pedal_settings effect{FxSlot{slot}, effects::SINE_CHORUS, 1, 2, 3, 4, 5, 6};

        PacketRawType expected{{0x1c, 0x01, 0x04, 0x00, 0x00, 0x00, 0x01, 0x01,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
        expected[v1::FXKNOB] = 0x01;
        expected[v1::SAVE_SLOT] = slot;
        std::copy(name.cbegin(), name.cend(), std::next(expected.begin(), v1::NAME));

        const auto packet = serializeSaveEffectName(slot, name, {effect});
        EXPECT_THAT(packet.getBytes(), ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeSaveEffectNameFxKnobData)
    {
        auto serializeWithType = [](effects e)
        {
            return serializeSaveEffectName(8, "ignore", {fx_pedal_settings{FxSlot{0}, e, 0, 0, 0, 0, 0, 0}}).getBytes();
        };

        EXPECT_THAT(serializeWithType(effects::SINE_CHORUS), FxKnobIs(0x01));
        EXPECT_THAT(serializeWithType(effects::TRIANGLE_CHORUS), FxKnobIs(0x01));
        EXPECT_THAT(serializeWithType(effects::SINE_FLANGER), FxKnobIs(0x01));
        EXPECT_THAT(serializeWithType(effects::TRIANGLE_FLANGER), FxKnobIs(0x01));
        EXPECT_THAT(serializeWithType(effects::VIBRATONE), FxKnobIs(0x01));
        EXPECT_THAT(serializeWithType(effects::VINTAGE_TREMOLO), FxKnobIs(0x01));
        EXPECT_THAT(serializeWithType(effects::SINE_TREMOLO), FxKnobIs(0x01));
        EXPECT_THAT(serializeWithType(effects::RING_MODULATOR), FxKnobIs(0x01));
        EXPECT_THAT(serializeWithType(effects::STEP_FILTER), FxKnobIs(0x01));
        EXPECT_THAT(serializeWithType(effects::PHASER), FxKnobIs(0x01));
        EXPECT_THAT(serializeWithType(effects::PITCH_SHIFTER), FxKnobIs(0x01));

        EXPECT_THAT(serializeWithType(effects::MONO_DELAY), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::MONO_ECHO_FILTER), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::STEREO_ECHO_FILTER), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::MULTITAP_DELAY), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::PING_PONG_DELAY), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::DUCKING_DELAY), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::REVERSE_DELAY), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::TAPE_DELAY), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::STEREO_TAPE_DELAY), FxKnobIs(0x02));

        EXPECT_THAT(serializeWithType(effects::SMALL_HALL_REVERB), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::LARGE_HALL_REVERB), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::SMALL_ROOM_REVERB), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::LARGE_ROOM_REVERB), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::SMALL_PLATE_REVERB), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::LARGE_PLATE_REVERB), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::AMBIENT_REVERB), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::ARENA_REVERB), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::FENDER_63_SPRING_REVERB), FxKnobIs(0x02));
        EXPECT_THAT(serializeWithType(effects::FENDER_65_SPRING_REVERB), FxKnobIs(0x02));
    }


    TEST_F(PacketSerializerTest, serializeSaveEffectNameThrowsOnInvalidEffect)
    {
        auto serializeInvalid = [](effects e)
        {
            return serializeSaveEffectName(8, "ignore", {fx_pedal_settings{FxSlot{0}, e, 0, 0, 0, 0, 0, 0}}).getBytes();
        };

        EXPECT_THROW(serializeInvalid(effects::OVERDRIVE), std::invalid_argument);
        EXPECT_THROW(serializeInvalid(effects::WAH), std::invalid_argument);
        EXPECT_THROW(serializeInvalid(effects::TOUCH_WAH), std::invalid_argument);
        EXPECT_THROW(serializeInvalid(effects::FUZZ), std::invalid_argument);
        EXPECT_THROW(serializeInvalid(effects::FUZZ_TOUCH_WAH), std::invalid_argument);
        EXPECT_THROW(serializeInvalid(effects::SIMPLE_COMP), std::invalid_argument);
        EXPECT_THROW(serializeInvalid(effects::COMPRESSOR), std::invalid_argument);
    }

    TEST_F(PacketSerializerTest, serializeSaveEffectNameSetsFxKnobOfFirstEffect)
    {
        constexpr std::uint8_t slot{8};
        const std::string name{"ignore"};

        constexpr auto create = [](effects e)
        {
            return fx_pedal_settings{FxSlot{0}, e, 0, 0, 0, 0, 0, 0};
        };

        EXPECT_THAT(serializeSaveEffectName(slot, name, {create(effects::ARENA_REVERB), create(effects::SINE_CHORUS)}).getBytes(), FxKnobIs(0x02));
    }

    TEST_F(PacketSerializerTest, serializeSaveEffectNameLimitsNameLength)
    {
        constexpr std::uint8_t slot{7};
        constexpr std::size_t nameLength{24};
        std::string name(nameLength + 5, 'x');
        constexpr fx_pedal_settings effect{FxSlot{slot}, effects::SINE_CHORUS, 1, 2, 3, 4, 5, 6};

        PacketRawType expected{{0x1c, 0x01, 0x04, 0x00, 0x00, 0x00, 0x01, 0x01,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
        expected[v1::FXKNOB] = 0x01;
        expected[v1::SAVE_SLOT] = slot;
        std::copy(name.cbegin(), std::next(name.cbegin(), nameLength), std::next(expected.begin(), v1::NAME));

        const auto packet = serializeSaveEffectName(slot, name, {effect});
        EXPECT_THAT(packet.getBytes(), ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeSaveEffectNameTerminatesName)
    {
        constexpr std::uint8_t slot{7};
        constexpr std::size_t nameLength{24};
        std::string name(nameLength + 5, 'x');
        constexpr fx_pedal_settings effect{FxSlot{slot}, effects::SINE_CHORUS, 1, 2, 3, 4, 5, 6};

        PacketRawType expected{};
        std::copy(name.cbegin(), std::next(name.cbegin(), nameLength), std::next(expected.begin(), v1::NAME));

        const auto packet = serializeSaveEffectName(0, name, {effect}).getBytes();
        EXPECT_THAT(packet[v1::NAME + 24], Eq('\0'));
    }

    TEST_F(PacketSerializerTest, serializeSaveEffectPacketData)
    {
        constexpr std::uint8_t slot{6};
        constexpr fx_pedal_settings effect{FxSlot{slot}, effects::SINE_CHORUS, 1, 2, 3, 4, 5, 6};

        PacketRawType expected = serializeEffectSettings(effect).getBytes();
        expected[v1::FXKNOB] = 0x01;
        expected[v1::SAVE_SLOT] = slot;
        expected[1] = 0x03;
        expected[6] = 0x00;

        const auto packet = serializeSaveEffectPacket(slot, {effect});
        EXPECT_THAT(packet, SizeIs(1));
        EXPECT_THAT(packet[0].getBytes(), ContainerEq(expected));
    }

    TEST_F(PacketSerializerTest, serializeSaveEffectPacketThrowsOnInvalidEffect)
    {
        constexpr std::uint8_t slot{7};
        const fx_pedal_settings effect{FxSlot{slot}, effects::COMPRESSOR, 1, 2, 3, 4, 5, 6};

        EXPECT_THROW(serializeSaveEffectPacket(slot, {effect}), std::invalid_argument);
    }

    TEST_F(PacketSerializerTest, serializeSaveEffectPacketSerializesListOfTwoEffects)
    {
        constexpr std::uint8_t slot{5};
        constexpr fx_pedal_settings effect1{FxSlot{slot}, effects::TAPE_DELAY, 1, 2, 3, 4, 5, 6};
        constexpr fx_pedal_settings effect2{FxSlot{slot}, effects::MONO_DELAY, 1, 2, 3, 4, 5, 6};

        const auto packet = serializeSaveEffectPacket(slot, {effect1, effect2});
        EXPECT_THAT(packet, SizeIs(2));
    }

    TEST_F(PacketSerializerTest, serializeSaveEffectPacketSetsEffectValues)
    {
        auto serializeWithType = [](effects e)
        {
            constexpr std::uint8_t slot{5};
            return serializeSaveEffectPacket(slot, {fx_pedal_settings{FxSlot{slot}, e, 1, 2, 3, 4, 5, 6}})[0].getBytes();
        };

        EXPECT_THAT(serializeWithType(effects::SINE_CHORUS), EffectDataIs(0x07, 0x12, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::TRIANGLE_CHORUS), EffectDataIs(0x07, 0x13, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::SINE_FLANGER), EffectDataIs(0x07, 0x18, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::TRIANGLE_FLANGER), EffectDataIs(0x07, 0x19, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::VIBRATONE), EffectDataIs(0x07, 0x2d, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::VINTAGE_TREMOLO), EffectDataIs(0x07, 0x40, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::SINE_TREMOLO), EffectDataIs(0x07, 0x41, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::RING_MODULATOR), EffectDataIs(0x07, 0x22, 0x01, 0x08));
        EXPECT_THAT(serializeWithType(effects::STEP_FILTER), EffectDataIs(0x07, 0x29, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::PHASER), EffectDataIs(0x07, 0x4f, 0x01, 0x01));
        EXPECT_THAT(serializeWithType(effects::PITCH_SHIFTER), EffectDataIs(0x07, 0x1f, 0x01, 0x08));

        EXPECT_THAT(serializeWithType(effects::MONO_DELAY), EffectDataIs(0x08, 0x16, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::MONO_ECHO_FILTER), EffectDataIs(0x08, 0x43, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::STEREO_ECHO_FILTER), EffectDataIs(0x08, 0x48, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::MULTITAP_DELAY), EffectDataIs(0x08, 0x44, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::PING_PONG_DELAY), EffectDataIs(0x08, 0x45, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::DUCKING_DELAY), EffectDataIs(0x08, 0x15, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::REVERSE_DELAY), EffectDataIs(0x08, 0x46, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::TAPE_DELAY), EffectDataIs(0x08, 0x2b, 0x02, 0x01));
        EXPECT_THAT(serializeWithType(effects::STEREO_TAPE_DELAY), EffectDataIs(0x08, 0x2a, 0x02, 0x01));

        EXPECT_THAT(serializeWithType(effects::SMALL_HALL_REVERB), EffectDataIs(0x09, 0x24, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::LARGE_HALL_REVERB), EffectDataIs(0x09, 0x3a, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::SMALL_ROOM_REVERB), EffectDataIs(0x09, 0x26, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::LARGE_ROOM_REVERB), EffectDataIs(0x09, 0x3b, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::SMALL_PLATE_REVERB), EffectDataIs(0x09, 0x4e, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::LARGE_PLATE_REVERB), EffectDataIs(0x09, 0x4b, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::AMBIENT_REVERB), EffectDataIs(0x09, 0x4c, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::ARENA_REVERB), EffectDataIs(0x09, 0x4d, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::FENDER_63_SPRING_REVERB), EffectDataIs(0x09, 0x21, 0x00, 0x08));
        EXPECT_THAT(serializeWithType(effects::FENDER_65_SPRING_REVERB), EffectDataIs(0x09, 0x0b, 0x00, 0x08));
    }

    TEST_F(PacketSerializerTest, serializeSaveEffectPacketSerializesListOfTwoEffectsData)
    {
        constexpr std::uint8_t slot{2};
        constexpr fx_pedal_settings effect1{FxSlot{slot}, effects::TAPE_DELAY, 1, 2, 3, 4, 5, 6};
        constexpr fx_pedal_settings effect2{FxSlot{slot}, effects::MONO_DELAY, 11, 22, 33, 44, 55, 66};

        PacketRawType expected1 = serializeEffectSettings(effect1).getBytes();
        expected1[v1::FXKNOB] = 0x02;
        expected1[v1::SAVE_SLOT] = slot;
        expected1[1] = 0x03;
        expected1[6] = 0x00;
        PacketRawType expected2 = serializeEffectSettings(effect2).getBytes();
        expected2[v1::FXKNOB] = 0x02;
        expected2[v1::SAVE_SLOT] = slot;
        expected2[1] = 0x03;
        expected2[6] = 0x00;

        const auto packet = serializeSaveEffectPacket(slot, {effect1, effect2});
        EXPECT_THAT(packet, SizeIs(2));
        EXPECT_THAT(packet[0].getBytes(), ContainerEq(expected1));
        EXPECT_THAT(packet[1].getBytes(), ContainerEq(expected2));
    }

    TEST_F(PacketSerializerTest, serializeSaveEffectPacketLimitsInputEffects)
    {
        constexpr std::uint8_t slot{3};
        constexpr fx_pedal_settings effect1{FxSlot{slot}, effects::TAPE_DELAY, 1, 2, 3, 4, 5, 6};
        constexpr fx_pedal_settings effect2{FxSlot{slot}, effects::MONO_DELAY, 11, 22, 33, 44, 55, 66};
        constexpr fx_pedal_settings effect3{FxSlot{slot}, effects::PING_PONG_DELAY, 0, 0, 0, 0, 0, 0};

        const auto packet = serializeSaveEffectPacket(slot, {effect1, effect2, effect3});
        EXPECT_THAT(packet, SizeIs(1));
    }

    TEST_F(PacketSerializerTest, decodePresetListFromData)
    {
        const auto emptyData = presetNameEmptyPacket();
        const std::string name1{"abcdefg"};
        const std::string name2{"xyz"};
        const auto presetPacket1 = presetNamePacket(name1);
        const auto presetPacket2 = presetNamePacket(name2);

        std::vector<Packet<NamePayload>> data{presetPacket1, emptyData, presetPacket2, emptyData};

        const auto result = decodePresetListFromData(data);
        EXPECT_THAT(result, SizeIs(2));
        EXPECT_THAT(result[0], StrEq(name1));
        EXPECT_THAT(result[1], StrEq(name2));
    }

    TEST_F(PacketSerializerTest, decodePresetListLimitsToMaxReceiveSize)
    {
        constexpr std::size_t threshold{143};
        const auto emptyData = presetNameEmptyPacket();
        const auto presetPacket = presetNamePacket("abc");
        const std::vector<Packet<NamePayload>> names((threshold / 2), presetPacket);
        std::vector<Packet<NamePayload>> dataReduced;

        std::for_each(names.cbegin(), names.cend(), [&dataReduced, &emptyData](const auto& n)
                      {
        dataReduced.push_back(n);
        dataReduced.push_back(emptyData); });
        std::vector<Packet<NamePayload>> dataFull = dataReduced;
        dataFull.insert(dataFull.end(), dataReduced.cbegin(), dataReduced.cend());

        EXPECT_THAT(dataFull.size(), Eq(2 * dataReduced.size()));

        const auto resultReduced = decodePresetListFromData(dataReduced);
        EXPECT_THAT(resultReduced, SizeIs(24));

        const auto resultFull = decodePresetListFromData(dataFull);
        EXPECT_THAT(resultFull, SizeIs(100));
    }

    TEST_F(PacketSerializerTest, decodePresetListLimitsNameToLength)
    {
        const auto emptyData = presetNameEmptyPacket();
        constexpr std::size_t limit{32};
        const std::string name(limit + 10, 'x');
        const auto presetPacket = presetNamePacket(name);
        std::vector<Packet<NamePayload>> data{presetPacket, emptyData};

        const auto result = decodePresetListFromData(data);
        EXPECT_THAT(result[0], SizeIs(limit));
        EXPECT_THAT(result[0], Not(Contains('\0')));
    }

    TEST_F(PacketSerializerTest, decodePresetListIsSafeToEmptyData)
    {
        const auto result = decodePresetListFromData({});
        EXPECT_THAT(result, SizeIs(0));
    }

    TEST_F(PacketSerializerTest, decodeNameFromData)
    {
        const std::string name{"test name"};
        auto data = filledPackage(0xff);
        const auto nameEnd = std::copy(name.cbegin(), name.cend(), std::next(data[0].begin(), 16));
        *nameEnd = '\0';

        const auto result = decodeNameFromData(fromRawData<NamePayload>(data[0]));
        EXPECT_THAT(result, Eq(name));
    }

    TEST_F(PacketSerializerTest, decodeNameFromDataLimitsToLength)
    {
        constexpr std::size_t nameLength{32};
        const std::string name(nameLength + 3, 'z');
        auto data = filledPackage(0xff);
        std::copy(name.cbegin(), name.cend(), std::next(data[0].begin(), 16));

        const auto result = decodeNameFromData(fromRawData<NamePayload>(data[0]));
        EXPECT_THAT(result, Eq(name.substr(0, nameLength)));
        EXPECT_THAT(nameLength, Eq(result.size()));
    }

    TEST_F(PacketSerializerTest, decodeAmpFromData)
    {
        auto data = filledPackage(0xff);
        data[1][v1::AMPLIFIER] = 0x5e;
        data[1][v1::GAIN] = 0xaa;
        data[1][v1::VOLUME] = 0x10;
        data[1][v1::TREBLE] = 0x20;
        data[1][v1::MIDDLE] = 0x30;
        data[1][v1::BASS] = 0x40;
        data[1][v1::CABINET] = static_cast<std::uint8_t>(cabinets::cab65DLX);
        data[1][v1::NOISE_GATE] = 0x02;
        data[1][v1::MASTER_VOL] = 0x04;
        data[1][v1::GAIN2] = 0x05;
        data[1][v1::PRESENCE] = 0x15;
        data[1][v1::THRESHOLD] = 0x16;
        data[1][v1::DEPTH] = 0x21;
        data[1][v1::BIAS] = 0x19;
        data[1][v1::SAG] = 0x09;
        data[1][v1::BRIGHTNESS] = 0x01;
        data[6][v1::USB_GAIN] = 0xe1;

        const auto result = decodeAmpFromData(fromRawData<AmpPayload>(data[1]), fromRawData<AmpPayload>(data[6]));
        EXPECT_THAT(result.amp_num, Eq(amps::BRITISH_80S));
        EXPECT_THAT(result.gain, Eq(0xaa));
        EXPECT_THAT(result.volume, Eq(0x10));
        EXPECT_THAT(result.treble, Eq(0x20));
        EXPECT_THAT(result.middle, Eq(0x30));
        EXPECT_THAT(result.bass, Eq(0x40));
        EXPECT_THAT(result.cabinet, Eq(cabinets::cab65DLX));
        EXPECT_THAT(result.noise_gate, Eq(0x02));
        EXPECT_THAT(result.master_vol, Eq(0x04));
        EXPECT_THAT(result.gain2, Eq(0x05));
        EXPECT_THAT(result.presence, Eq(0x15));
        EXPECT_THAT(result.threshold, Eq(0x16));
        EXPECT_THAT(result.depth, Eq(0x21));
        EXPECT_THAT(result.bias, Eq(0x19));
        EXPECT_THAT(result.sag, Eq(0x09));
        EXPECT_THAT(result.brightness, Eq(true));
        EXPECT_THAT(result.usb_gain, Eq(0xe1));
    }

    TEST_F(PacketSerializerTest, decodeAmpFromDataAmps)
    {
        auto decodeWithId = [this](const auto id)
        {
            return decodeAmpFromData(ampPackage(id), emptyAmpPayload).amp_num;
        };

        EXPECT_THAT(decodeWithId(0x67), Eq(amps::FENDER_57_DELUXE));
        EXPECT_THAT(decodeWithId(0x64), Eq(amps::FENDER_59_BASSMAN));
        EXPECT_THAT(decodeWithId(0x7c), Eq(amps::FENDER_57_CHAMP));
        EXPECT_THAT(decodeWithId(0x53), Eq(amps::FENDER_65_DELUXE_REVERB));
        EXPECT_THAT(decodeWithId(0x6a), Eq(amps::FENDER_65_PRINCETON));
        EXPECT_THAT(decodeWithId(0x75), Eq(amps::FENDER_65_TWIN_REVERB));
        EXPECT_THAT(decodeWithId(0x72), Eq(amps::FENDER_SUPER_SONIC));
        EXPECT_THAT(decodeWithId(0x61), Eq(amps::BRITISH_60S));
        EXPECT_THAT(decodeWithId(0x79), Eq(amps::BRITISH_70S));
        EXPECT_THAT(decodeWithId(0x5e), Eq(amps::BRITISH_80S));
        EXPECT_THAT(decodeWithId(0x5d), Eq(amps::AMERICAN_90S));
        EXPECT_THAT(decodeWithId(0x6d), Eq(amps::METAL_2000));
    }

    TEST_F(PacketSerializerTest, decodeAmpFromDataThrowsOnInvalidAmpId)
    {
        EXPECT_THROW(decodeAmpFromData(ampPackage(0xf0), emptyAmpPayload), std::invalid_argument);
    }

    TEST_F(PacketSerializerTest, decodeAmpFromDataCabinets)
    {
        auto decodeWithId = [this](const auto id)
        {
            return decodeAmpFromData(cabinetPackage(id), emptyAmpPayload).cabinet;
        };
        EXPECT_THAT(decodeWithId(0x00), Eq(cabinets::OFF));
        EXPECT_THAT(decodeWithId(0x01), Eq(cabinets::cab57DLX));
        EXPECT_THAT(decodeWithId(0x02), Eq(cabinets::cabBSSMN));
        EXPECT_THAT(decodeWithId(0x03), Eq(cabinets::cab65DLX));
        EXPECT_THAT(decodeWithId(0x04), Eq(cabinets::cab65PRN));
        EXPECT_THAT(decodeWithId(0x05), Eq(cabinets::cabCHAMP));
        EXPECT_THAT(decodeWithId(0x06), Eq(cabinets::cab4x12M));
        EXPECT_THAT(decodeWithId(0x07), Eq(cabinets::cab2x12C));
        EXPECT_THAT(decodeWithId(0x08), Eq(cabinets::cab4x12G));
        EXPECT_THAT(decodeWithId(0x09), Eq(cabinets::cab65TWN));
        EXPECT_THAT(decodeWithId(0x0a), Eq(cabinets::cab4x12V));
        EXPECT_THAT(decodeWithId(0x0b), Eq(cabinets::cabSS212));
        EXPECT_THAT(decodeWithId(0x0c), Eq(cabinets::cabSS112));
    }

    TEST_F(PacketSerializerTest, decodeAmpFromDataThrowsOnInvalidCabinetId)
    {
        EXPECT_THROW(decodeAmpFromData(cabinetPackage(0xe0), emptyAmpPayload), std::invalid_argument);
    }

    TEST_F(PacketSerializerTest, decodeEffectsFromDataSetsData)
    {
        auto package = filledPackage(0x00);
        auto& data = package[2];
        data[v1::FXSLOT] = 0x01;
        data[v1::KNOB1] = 0x11;
        data[v1::KNOB2] = 0x22;
        data[v1::KNOB3] = 0x33;
        data[v1::KNOB4] = 0x44;
        data[v1::KNOB5] = 0x55;
        data[v1::KNOB6] = 0x66;
        data[v1::EFFECT] = 0x49;
        Packet<EffectPayload> payload{};
        payload.fromBytes(data);

        const auto result = decodeEffectsFromData({{emptyEffectPayload, payload, emptyEffectPayload, emptyEffectPayload}});
        EXPECT_THAT(result[1].slot.id(), Eq(0x01));
        EXPECT_THAT(result[1].slot.isFxLoop(), IsFalse());
        EXPECT_THAT(result[1].knob1, Eq(0x11));
        EXPECT_THAT(result[1].knob2, Eq(0x22));
        EXPECT_THAT(result[1].knob3, Eq(0x33));
        EXPECT_THAT(result[1].knob4, Eq(0x44));
        EXPECT_THAT(result[1].knob5, Eq(0x55));
        EXPECT_THAT(result[1].knob6, Eq(0x66));
        EXPECT_THAT(result[1].effect_num, Eq(effects::WAH));
    }

    TEST_F(PacketSerializerTest, decodeEffectsFromDataEffectsValues)
    {
        auto decodeWithId = [this](const auto id)
        {
            return decodeEffectsFromData(effectPackage(id))[0].effect_num;
        };
        EXPECT_THAT(decodeWithId(0x00), Eq(effects::EMPTY));
        EXPECT_THAT(decodeWithId(0x3c), Eq(effects::OVERDRIVE));
        EXPECT_THAT(decodeWithId(0x49), Eq(effects::WAH));
        EXPECT_THAT(decodeWithId(0x4a), Eq(effects::TOUCH_WAH));
        EXPECT_THAT(decodeWithId(0x1a), Eq(effects::FUZZ));
        EXPECT_THAT(decodeWithId(0x1c), Eq(effects::FUZZ_TOUCH_WAH));
        EXPECT_THAT(decodeWithId(0x88), Eq(effects::SIMPLE_COMP));
        EXPECT_THAT(decodeWithId(0x07), Eq(effects::COMPRESSOR));
        EXPECT_THAT(decodeWithId(0x12), Eq(effects::SINE_CHORUS));
        EXPECT_THAT(decodeWithId(0x13), Eq(effects::TRIANGLE_CHORUS));
        EXPECT_THAT(decodeWithId(0x18), Eq(effects::SINE_FLANGER));
        EXPECT_THAT(decodeWithId(0x19), Eq(effects::TRIANGLE_FLANGER));
        EXPECT_THAT(decodeWithId(0x2d), Eq(effects::VIBRATONE));
        EXPECT_THAT(decodeWithId(0x40), Eq(effects::VINTAGE_TREMOLO));
        EXPECT_THAT(decodeWithId(0x41), Eq(effects::SINE_TREMOLO));
        EXPECT_THAT(decodeWithId(0x22), Eq(effects::RING_MODULATOR));
        EXPECT_THAT(decodeWithId(0x29), Eq(effects::STEP_FILTER));
        EXPECT_THAT(decodeWithId(0x4f), Eq(effects::PHASER));
        EXPECT_THAT(decodeWithId(0x1f), Eq(effects::PITCH_SHIFTER));
        EXPECT_THAT(decodeWithId(0x16), Eq(effects::MONO_DELAY));
        EXPECT_THAT(decodeWithId(0x43), Eq(effects::MONO_ECHO_FILTER));
        EXPECT_THAT(decodeWithId(0x48), Eq(effects::STEREO_ECHO_FILTER));
        EXPECT_THAT(decodeWithId(0x44), Eq(effects::MULTITAP_DELAY));
        EXPECT_THAT(decodeWithId(0x45), Eq(effects::PING_PONG_DELAY));
        EXPECT_THAT(decodeWithId(0x15), Eq(effects::DUCKING_DELAY));
        EXPECT_THAT(decodeWithId(0x46), Eq(effects::REVERSE_DELAY));
        EXPECT_THAT(decodeWithId(0x2b), Eq(effects::TAPE_DELAY));
        EXPECT_THAT(decodeWithId(0x2a), Eq(effects::STEREO_TAPE_DELAY));
        EXPECT_THAT(decodeWithId(0x24), Eq(effects::SMALL_HALL_REVERB));
        EXPECT_THAT(decodeWithId(0x3a), Eq(effects::LARGE_HALL_REVERB));
        EXPECT_THAT(decodeWithId(0x26), Eq(effects::SMALL_ROOM_REVERB));
        EXPECT_THAT(decodeWithId(0x3b), Eq(effects::LARGE_ROOM_REVERB));
        EXPECT_THAT(decodeWithId(0x4e), Eq(effects::SMALL_PLATE_REVERB));
        EXPECT_THAT(decodeWithId(0x4b), Eq(effects::LARGE_PLATE_REVERB));
        EXPECT_THAT(decodeWithId(0x4c), Eq(effects::AMBIENT_REVERB));
        EXPECT_THAT(decodeWithId(0x4d), Eq(effects::ARENA_REVERB));
        EXPECT_THAT(decodeWithId(0x21), Eq(effects::FENDER_63_SPRING_REVERB));
        EXPECT_THAT(decodeWithId(0x0b), Eq(effects::FENDER_65_SPRING_REVERB));
    }

    TEST_F(PacketSerializerTest, decodeEffectsFromDataSetsPositionInput)
    {
        auto data = filledPackage(0x00);
        data[2][v1::FXSLOT] = 0x00;
        data[3][v1::FXSLOT] = 0x01;
        data[4][v1::FXSLOT] = 0x02;
        data[5][v1::FXSLOT] = 0x03;

        const auto result = decodeEffectsFromData({{fromRawData<EffectPayload>(data[2]), fromRawData<EffectPayload>(data[3]),
                                                    fromRawData<EffectPayload>(data[4]), fromRawData<EffectPayload>(data[5])}});
        EXPECT_THAT(result[0].slot.id(), Eq(0));
        EXPECT_THAT(result[0].slot.isFxLoop(), IsFalse());
        EXPECT_THAT(result[1].slot.id(), Eq(1));
        EXPECT_THAT(result[1].slot.isFxLoop(), IsFalse());
        EXPECT_THAT(result[2].slot.id(), Eq(2));
        EXPECT_THAT(result[2].slot.isFxLoop(), IsFalse());
        EXPECT_THAT(result[3].slot.id(), Eq(3));
        EXPECT_THAT(result[3].slot.isFxLoop(), IsFalse());
    }

    TEST_F(PacketSerializerTest, decodeEffectsFromDataSetsPositionEffectsLoop)
    {
        auto data = filledPackage(0x00);
        data[2][v1::FXSLOT] = 0x04;
        data[3][v1::FXSLOT] = 0x05;
        data[4][v1::FXSLOT] = 0x06;
        data[5][v1::FXSLOT] = 0x07;

        const auto result = decodeEffectsFromData({{fromRawData<EffectPayload>(data[2]), fromRawData<EffectPayload>(data[3]),
                                                    fromRawData<EffectPayload>(data[4]), fromRawData<EffectPayload>(data[5])}});
        EXPECT_THAT(result[0].slot.id(), Eq(4));
        EXPECT_THAT(result[0].slot.isFxLoop(), IsTrue());
        EXPECT_THAT(result[1].slot.id(), Eq(5));
        EXPECT_THAT(result[1].slot.isFxLoop(), IsTrue());
        EXPECT_THAT(result[2].slot.id(), Eq(6));
        EXPECT_THAT(result[2].slot.isFxLoop(), IsTrue());
        EXPECT_THAT(result[3].slot.id(), Eq(7));
        EXPECT_THAT(result[3].slot.isFxLoop(), IsTrue());
    }
}