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#include <miopen/fusion_plan.hpp>
#include <miopen/manage_ptr.hpp>
#include <miopen/miopen.h>

#include "gtest_common.hpp"
#include "gtest_desc_guard.hpp"
#include "test_parameter_name_generator.hpp"

namespace {

using TestCase = std::tuple<NamedContainer<std::vector<int>>,
                            NamedContainer<std::vector<int>>,
                            NamedContainer<std::vector<int>>>;

using RawTestCase = std::tuple<std::vector<int>, std::vector<int>, std::vector<int>>;

inline auto GenSmokeTestCases()
{
    return testing::Combine(testing::Values(NamedContainer<std::vector<int>>(
                                "inputs", std::vector<int>{100, 32, 8, 8}, ", ")),
                            testing::Values(NamedContainer<std::vector<int>>(
                                "conv_filter", std::vector<int>{64, 32, 5, 5}, ", ")),
                            testing::Values(NamedContainer<std::vector<int>>(
                                "conv_desc", std::vector<int>{0, 0, 1, 1, 1, 1}, ", ")));
}

inline auto GetSmokeTestCases()
{
    static const auto cases = GenSmokeTestCases();
    return cases;
}

} // namespace

template <typename T>
struct FusionAuxTest : public testing::TestWithParam<TestCase>
{
    void SetUp() override { prng::reset_seed(); }

    void Run()
    {
        miopen::TensorDescriptor inputTensor;
        miopen::TensorDescriptor convFilter;
        ConvDescGuard convDesc;
        miopenFusionOpDescriptor_t convoOp{};
        const auto& [inputs, conv_filter, conv_desc] = RawTestCase{GetParam()};

        EXPECT_EQ(convDesc.getStatus(), miopenStatusSuccess);

        // input descriptor
        auto status = miopenSet4dTensorDescriptor(
            &inputTensor, miopenFloat, inputs[0], inputs[1], inputs[2], inputs[3]);

        EXPECT_EQ(status, miopenStatusSuccess);

        // convolution descriptor
        status = miopenSet4dTensorDescriptor(&convFilter,
                                             miopenFloat,
                                             conv_filter[0], // outputs k
                                             conv_filter[1], // inputs c
                                             conv_filter[2], // kernel size
                                             conv_filter[3]);

        EXPECT_EQ(status, miopenStatusSuccess);

        status = miopenInitConvolutionDescriptor(convDesc,
                                                 miopenConvolution,
                                                 conv_desc[0],
                                                 conv_desc[1],
                                                 conv_desc[2],
                                                 conv_desc[3],
                                                 conv_desc[4],
                                                 conv_desc[5]);

        EXPECT_EQ(status, miopenStatusSuccess);

        miopen::FusionPlanDescriptor fp(miopenVerticalFusion, inputTensor);

        status = miopenCreateOpConvForward(&fp, &convoOp, convDesc, &convFilter);
        EXPECT_EQ(status, miopenStatusSuccess);

        miopenFusionOpDescriptor_t op1;
        miopenFusionOpDescriptor_t op2;

        status = miopenFusionPlanGetOp(&fp, 0, &op1);
        EXPECT_EQ(status, miopenStatusSuccess);

        status = miopenFusionPlanGetOp(&fp, 1, &op2);
        EXPECT_NE(status, miopenStatusSuccess);
    }
};

struct TestNameGenerator
{
    std::string operator()(const auto& testCase)
    {
        const auto& [inputs, conv_filter, conv_desc] = testCase.param;
        std::stringstream ss;
        std::string str;

        ss << "inputs_" << GetRangeAsString(inputs(), "_") << "_conv_filter_"
           << GetRangeAsString(conv_filter(), "_") << "_conv_desc_"
           << GetRangeAsString(conv_desc(), "_") << "_test_id_" << testCase.index;

        str = ss.str();

        // Name format only supports letters, numbers and underscores.
        std::transform(str.begin(), str.end(), str.begin(), [](char c) {
            return (c == '.') ? 'p' : (std::isalnum(c) ? c : '_');
        });

        return str;
    }
};

using GPU_FusionAux_FP32 = FusionAuxTest<float>;

TEST_P(GPU_FusionAux_FP32, TestFloat32) { this->Run(); }

INSTANTIATE_TEST_SUITE_P(Smoke, GPU_FusionAux_FP32, GetSmokeTestCases(), TestNameGenerator{});