// ======================================================================
// \title  main.cpp
// \author T. Chieu
// \brief  main cpp file for FPP array tests
//
// \copyright
// Copyright (C) 2009-2022 California Institute of Technology.
// ALL RIGHTS RESERVED.  United States Government Sponsorship
// acknowledged.
//
// ======================================================================

#include "FppTest/array/AliasOfArrayAliasAc.hpp"
#include "FppTest/array/AliasStringArrayAc.hpp"
#include "FppTest/array/EnumArrayAc.hpp"
#include "FppTest/array/StringArrayAc.hpp"
#include "FppTest/array/StructArrayAc.hpp"
#include "FppTest/array/Uint32ArrayArrayAc.hpp"
#include "FppTest/typed_tests/ArrayTest.hpp"
#include "FppTest/typed_tests/StringTest.hpp"
#include "FppTest/utils/Utils.hpp"
#include "Fw/Types/ExternalString.hpp"
#include "Fw/Types/StringTemplate.hpp"
#include "STest/Random/Random.hpp"
#include "gtest/gtest.h"

// Instantiate array tests
using ArrayTestImplementations = ::testing::Types<Enum, String, Struct, Uint32Array>;
INSTANTIATE_TYPED_TEST_SUITE_P(FppTest, ArrayTest, ArrayTestImplementations);

// Specializations for default values
template <>
void FppTest::Array::setDefaultVals<Enum>(E (&a)[Enum::SIZE]) {
    a[0] = E::A;
    a[1] = E::B;
    a[2] = E::C;
}

// Specialization for test values
template <>
void FppTest::Array::setTestVals<Enum>(E (&a)[Enum::SIZE]) {
    a[0] = static_cast<E::T>(STest::Pick::startLength(E::B, E::NUM_CONSTANTS - 1));

    for (U32 i = 1; i < Enum::SIZE; i++) {
        a[i] = static_cast<E::T>(STest::Pick::startLength(E::A, E::NUM_CONSTANTS - 1));
    }
}

static char stringDefaultValsBuffer[::String::SIZE][::String::ELEMENT_BUFFER_SIZE];

template <>
void FppTest::Array::setDefaultVals<String>(Fw::ExternalString (&a)[::String::SIZE]) {
    for (U32 i = 0; i < ::String::SIZE; i++) {
        a[i].setBuffer(stringDefaultValsBuffer[i], ::String::ELEMENT_BUFFER_SIZE);
    }
}

static char stringTestValsBuffer[::String::SIZE][::String::ELEMENT_BUFFER_SIZE];

template <>
void FppTest::Array::setTestVals<String>(Fw::ExternalString (&a)[::String::SIZE]) {
    for (U32 i = 0; i < ::String::SIZE; i++) {
        a[i].setBuffer(stringTestValsBuffer[i], ::String::ELEMENT_BUFFER_SIZE);
        FppTest::Utils::setString(stringTestValsBuffer[i], ::String::ELEMENT_BUFFER_SIZE, 1);
    }
}

template <>
void FppTest::Array::setTestVals<Struct>(S (&a)[Struct::SIZE]) {
    U32 b[3];
    for (U32 i = 0; i < Struct::SIZE; i++) {
        for (U32 j = 0; j < 3; j++) {
            b[j] = FppTest::Utils::getNonzeroU32();
        }
        a[i].set(FppTest::Utils::getNonzeroU32(), b);
    }
}

template <>
void FppTest::Array::setTestVals<Uint32Array>(Uint32 (&a)[Uint32Array::SIZE]) {
    Uint32 b;
    for (U32 i = 0; i < Uint32Array::SIZE; i++) {
        for (U32 j = 0; j < Uint32::SIZE; j++) {
            b[j] = FppTest::Utils::getNonzeroU32();
        }
        a[i] = b;
    }
}

static char stringAliasDefaultValsBuffer[::String::SIZE][::String::ELEMENT_BUFFER_SIZE];

template <>
void FppTest::Array::setDefaultVals<AliasString>(Fw::ExternalString (&a)[::AliasString::SIZE]) {
    for (U32 i = 0; i < ::AliasString::SIZE; i++) {
        a[i].setBuffer(stringAliasDefaultValsBuffer[i], ::AliasString::ELEMENT_BUFFER_SIZE);
    }
}

static char stringAliasTestValsBuffer[::String::SIZE][::String::ELEMENT_BUFFER_SIZE];

template <>
void FppTest::Array::setTestVals<AliasString>(Fw::ExternalString (&a)[AliasString::SIZE]) {
    for (U32 i = 0; i < ::AliasString::SIZE; i++) {
        a[i].setBuffer(stringAliasTestValsBuffer[i], ::AliasString::ELEMENT_BUFFER_SIZE);
        FppTest::Utils::setString(stringAliasTestValsBuffer[i], ::AliasString::ELEMENT_BUFFER_SIZE, 1);
    }
}

template <>
void FppTest::Array::setTestVals<AliasOfArray>(EA (&a)[AliasOfArray::SIZE]) {
    a[0] = static_cast<EA::T>(STest::Pick::startLength(EA::B, EA::NUM_CONSTANTS - 1));

    for (U32 i = 1; i < Enum::SIZE; i++) {
        a[i] = static_cast<EA::T>(STest::Pick::startLength(EA::A, EA::NUM_CONSTANTS - 1));
    }
}

// Specializations for multi element constructor
template <>
Enum FppTest::Array::getMultiElementConstructedArray<Enum>(E (&a)[Enum::SIZE]) {
    return Enum({a[0], a[1], a[2]});
}

template <>
::String FppTest::Array::getMultiElementConstructedArray<::String>(Fw::ExternalString (&a)[::String::SIZE]) {
    return ::String({Fw::String(a[0]), Fw::String(a[1]), Fw::String(a[2])});
}

template <>
Struct FppTest::Array::getMultiElementConstructedArray<Struct>(S (&a)[Struct::SIZE]) {
    return Struct({a[0], a[1], a[2]});
}

template <>
Uint32Array FppTest::Array::getMultiElementConstructedArray<Uint32Array>(Uint32 (&a)[Uint32Array::SIZE]) {
    return Uint32Array({a[0], a[1], a[2]});
}

// Specializations for serialized size
template <>
U32 FppTest::Array::getSerializedSize<::String>(Fw::ExternalString (&a)[::String::SIZE]) {
    U32 serializedSize = 0;

    for (U32 i = 0; i < ::String::SIZE; i++) {
        serializedSize += static_cast<U32>(a[i].serializedSize());
    }

    return serializedSize;
}

// Instantiate string tests for arrays
using StringTestImplementations = ::testing::Types<Fw::StringTemplate<80>, Fw::StringTemplate<100>>;
INSTANTIATE_TYPED_TEST_SUITE_P(Array, StringTest, StringTestImplementations);

int main(int argc, char* argv[]) {
    ::testing::InitGoogleTest(&argc, argv);
    STest::Random::seed();

    return RUN_ALL_TESTS();
}