// SPDX-License-Identifier: MIT
// Copyright (c) 2018-2023, Advanced Micro Devices, Inc. All rights reserved.

#include "gtest/gtest.h"
#include "profiler/profile_layernorm_fwd_impl.hpp"

using F16 = ck::half_t;
using F32 = float;
using ck::index_t;

static ck::index_t length_mask    = 0xffff;
static ck::index_t instance_index = -1;

template <typename Tuple>
class TestLayernorm2d : public ::testing::Test
{
    protected:
    using XDataType              = std::tuple_element_t<0, Tuple>;
    using GammaDataType          = std::tuple_element_t<1, Tuple>;
    using BetaDataType           = std::tuple_element_t<2, Tuple>;
    using ComputeDataType        = std::tuple_element_t<3, Tuple>;
    using YDataType              = std::tuple_element_t<4, Tuple>;
    using SaveMeanInvStdDataType = std::tuple_element_t<5, Tuple>;

    void Run()
    {
        // [N, D], reduce D
        std::vector<std::vector<ck::index_t>> lengths = {
            {4, 256}, {8, 511}, {9, 1032}, {4, 2048}, {1, 8192}, {4000, 2000}};

        for(size_t i = 0; i < lengths.size(); i++)
        {
            if((length_mask & (1 << i)) == 0)
            {
                continue;
            }
            auto length  = lengths[i];
            bool success = ck::profiler::profile_layernorm_impl<XDataType,
                                                                GammaDataType,
                                                                BetaDataType,
                                                                ComputeDataType,
                                                                YDataType,
                                                                SaveMeanInvStdDataType,
                                                                true,
                                                                2>(
                true, 2, false, false, length, instance_index);
            EXPECT_TRUE(success);
        }
    }
};

using KernelTypes = ::testing::Types<
    // XDataType, GammaDataType, BetaDataType, ComputeDataType, YDataType>
    std::tuple<F32, F32, F32, F32, F32, F32>>;

TYPED_TEST_SUITE(TestLayernorm2d, KernelTypes);
TYPED_TEST(TestLayernorm2d, Test_FP32) { this->Run(); }
int main(int argc, char** argv)
{
    testing::InitGoogleTest(&argc, argv);
    if(argc == 1) {}
    else if(argc == 3)
    {
        length_mask    = strtol(argv[1], nullptr, 0);
        instance_index = atoi(argv[2]);
    }
    else
    {
        std::cout << "Usage of " << argv[0] << std::endl;
        std::cout << "Arg1,2: length_mask instance_index(-1 means all)" << std::endl;
    }
    return RUN_ALL_TESTS();
}
