//
// Copyright © 2023 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//

#include "ReverseV2TestHelper.hpp"

#include <armnn_delegate.hpp>

#include <flatbuffers/flatbuffers.h>
#include <tensorflow/lite/interpreter.h>
#include <tensorflow/lite/kernels/register.h>
#include <tensorflow/lite/model.h>
#include <schema_generated.h>
#include <tensorflow/lite/version.h>

#include <doctest/doctest.h>

namespace armnnDelegate
{

    void ReverseV2Float32Test(std::vector<armnn::BackendId>& backends)
    {
        // Set input data
        std::vector<float> inputValues =
        {
            1.0f, 2.0f, 3.0f,
            4.0f, 5.0f, 6.0f,
            7.0f, 8.0f, 9.0f,

            11.0f, 12.0f, 13.0f,
            14.0f, 15.0f, 16.0f,
            17.0f, 18.0f, 19.0f,

            21.0f, 22.0f, 23.0f,
            24.0f, 25.0f, 26.0f,
            27.0f, 28.0f, 29.0f
        };

        // The output data
        std::vector<float> expectedOutputValues =
        {
            3.0f, 2.0f, 1.0f,
            6.0f, 5.0f, 4.0f,
            9.0f, 8.0f, 7.0f,

            13.0f, 12.0f, 11.0f,
            16.0f, 15.0f, 14.0f,
            19.0f, 18.0f, 17.0f,

            23.0f, 22.0f, 21.0f,
            26.0f, 25.0f, 24.0f,
            29.0f, 28.0f, 27.0f
        };

        // The axis to reverse
        const std::vector<int32_t> axisValues = {2};

        // Shapes
        const std::vector<int32_t> inputShape = {3, 3, 3};
        const std::vector<int32_t> axisShapeDims = {1};
        const std::vector<int32_t> expectedOutputShape = {3, 3, 3};

        ReverseV2FP32TestImpl(tflite::BuiltinOperator_REVERSE_V2,
                              backends,
                              inputValues,
                              inputShape,
                              axisValues,
                              axisShapeDims,
                              expectedOutputValues,
                              expectedOutputShape);
    }

    void ReverseV2NegativeAxisFloat32Test(std::vector<armnn::BackendId>& backends)
    {
        // Set input data
        std::vector<float> inputValues =
        {
            1.0f, 2.0f, 3.0f,
            4.0f, 5.0f, 6.0f,
            7.0f, 8.0f, 9.0f,

            11.0f, 12.0f, 13.0f,
            14.0f, 15.0f, 16.0f,
            17.0f, 18.0f, 19.0f,

            21.0f, 22.0f, 23.0f,
            24.0f, 25.0f, 26.0f,
            27.0f, 28.0f, 29.0f
        };

        // The output data
        std::vector<float> expectedOutputValues =
        {
            7.0f, 8.0f, 9.0f,
            4.0f, 5.0f, 6.0f,
            1.0f, 2.0f, 3.0f,

            17.0f, 18.0f, 19.0f,
            14.0f, 15.0f, 16.0f,
            11.0f, 12.0f, 13.0f,

            27.0f, 28.0f, 29.0f,
            24.0f, 25.0f, 26.0f,
            21.0f, 22.0f, 23.0f
        };

        // The axis to reverse
        const std::vector<int32_t> axisValues = {-2};

        // Shapes
        const std::vector<int32_t> inputShape = {3, 3, 3};
        const std::vector<int32_t> axisShapeDims = {1};
        const std::vector<int32_t> expectedOutputShape = {3, 3, 3};

        ReverseV2FP32TestImpl(tflite::BuiltinOperator_REVERSE_V2,
                              backends,
                              inputValues,
                              inputShape,
                              axisValues,
                              axisShapeDims,
                              expectedOutputValues,
                              expectedOutputShape);
    }

#if defined(REVERSEV2_GPUACC)
    TEST_SUITE("ReverseV2Tests_GpuAccTests")
    {

        TEST_CASE ("ReverseV2_Float32_GpuAcc_Test")
        {
            std::vector<armnn::BackendId> backends = { armnn::Compute::GpuAcc };
            ReverseV2Float32Test(backends);
        }

        TEST_CASE ("ReverseV2_NegativeAxis_Float32_GpuAcc_Test")
        {
            std::vector<armnn::BackendId> backends = { armnn::Compute::GpuAcc };
            ReverseV2NegativeAxisFloat32Test(backends);
        }

    } // TEST_SUITE("ReverseV2Tests_GpuAccTests")
#endif


#if defined(REVERSEV2_CPUACC)
    TEST_SUITE("ReverseV2Tests_CpuAccTests")
    {

        TEST_CASE ("ReverseV2_Float32_CpuAcc_Test")
        {
            std::vector<armnn::BackendId> backends = { armnn::Compute::CpuAcc };
            ReverseV2Float32Test(backends);
        }

        TEST_CASE ("ReverseV2_NegativeAxis_Float32_CpuAcc_Test")
        {
            std::vector<armnn::BackendId> backends = { armnn::Compute::CpuAcc };
            ReverseV2NegativeAxisFloat32Test(backends);
        }

    } // TEST_SUITE("ReverseV2Tests_CpuAccTests")
#endif


    TEST_SUITE("ReverseV2Tests_CpuRefTests")
    {

        TEST_CASE ("ReverseV2_Float32_CpuRef_Test")
        {
            std::vector<armnn::BackendId> backends = { armnn::Compute::CpuRef };
            ReverseV2Float32Test(backends);
        }

        TEST_CASE ("ReverseV2_NegativeAxis_Float32_CpuRef_Test")
        {
            std::vector<armnn::BackendId> backends = { armnn::Compute::CpuRef };
            ReverseV2NegativeAxisFloat32Test(backends);
        }

    } // TEST_SUITE("ReverseV2Tests_CpuRefTests")

} // namespace armnnDelegate