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#include <miopen/miopen.h>
#include <gtest/gtest.h>
#include "get_handle.hpp"
#include "gtest_common.hpp"

namespace rnn_extra {

void GetArgs(const std::string& param, std::vector<std::string>& tokens)
{
    std::stringstream ss(param);
    std::istream_iterator<std::string> begin(ss);
    std::istream_iterator<std::string> end;
    while(begin != end)
        tokens.push_back(*begin++);
}

class GPU_RNNExtra_FP32 : public testing::TestWithParam<std::vector<std::string>>
{
    MIOPEN_DECLARE_GTEST_USES_TEST_DRIVE();
};

void Run2dDriverFloat(void)
{

    std::vector<std::string> params = GPU_RNNExtra_FP32::GetParam();

    for(const auto& test_value : params)
    {
        std::vector<std::string> tokens;
        GetArgs(test_value, tokens);
        std::vector<const char*> ptrs;

        std::transform(tokens.begin(), tokens.end(), std::back_inserter(ptrs), [](const auto& str) {
            return str.data();
        });

        // This part is commented out because rnn_vanilla_driver does not exist after porting
        // rnn_vanilla.hpp to gtest implementation. However, this doesn't change anything because
        // this test is already skipped before because it uses test_driver in gtest
        // testing::internal::CaptureStderr();
        // test_drive<rnn_vanilla_driver>(ptrs.size(), ptrs.data(), "rnn_extra");
        // auto capture = testing::internal::GetCapturedStderr();
        // std::cout << capture;
    }
};

std::vector<std::string> GetTestCases(const std::string& precision)
{
    std::string commonFlags =
        precision + " --verbose --batch-size 32 --seq-len 3 --batch-seq 32 32 32 --vector-len 128 "
                    "--hidden-size 128 --num-layers 1 --in-mode 0 --bias-mode 0";
    std::string dir0   = " -dir-mode 0";
    std::string dir1   = " -dir-mode 1";
    std::string rnn0   = " --rnn-mode 0";
    std::string rnn1   = " --rnn-mode 1";
    std::string no_hx  = " --no-hx";
    std::string no_hy  = " --no-hy";
    std::string no_dhx = " --no-dhx";
    std::string no_dhy = " --no-dhy";

    return std::vector<std::string>{
        // clang-format off
    	{commonFlags + dir0 + rnn0 + no_hx},
		{commonFlags + dir0 + rnn0 + no_dhy},
		{commonFlags + dir0 + rnn0 + no_hx + no_dhy},
		{commonFlags + dir0 + rnn1 + no_hx},
		{commonFlags + dir0 + rnn1 + no_dhy},
		{commonFlags + dir0 + rnn1 + no_hx + no_dhy},
		{commonFlags + dir1 + rnn0 + no_hx},
		{commonFlags + dir1 + rnn0 + no_dhy},
		{commonFlags + dir1 + rnn0 + no_hx + no_dhy},
		{commonFlags + dir1 + rnn1 + no_hx},
		{commonFlags + dir1 + rnn1 + no_dhy},
		{commonFlags + dir1 + rnn1 + no_hx + no_dhy},
		{commonFlags + dir0 + rnn0 + no_hy},
		{commonFlags + dir0 + rnn0 + no_dhx},
		{commonFlags + dir0 + rnn0 + no_hy + no_dhx},
		{commonFlags + dir0 + rnn1 + no_hy},
		{commonFlags + dir0 + rnn1 + no_dhx},
		{commonFlags + dir0 + rnn1 + no_hy + no_dhx},
		{commonFlags + dir1 + rnn0 + no_hy},
		{commonFlags + dir1 + rnn0 + no_dhx},
		{commonFlags + dir1 + rnn0 + no_hy + no_dhx},
		{commonFlags + dir1 + rnn1 + no_hy},
		{commonFlags + dir1 + rnn1 + no_dhx},
		{commonFlags + dir1 + rnn1 + no_hy + no_dhx},
		{commonFlags + dir0 + rnn0 + no_hx + no_dhy + no_hy + no_dhx},
		{commonFlags + dir0 + rnn1 + no_hx + no_dhy + no_hy + no_dhx},
		{commonFlags + dir1 + rnn0 + no_hx + no_dhy + no_hy + no_dhx},
		{commonFlags + dir1 + rnn1 + no_hx + no_dhy + no_hy + no_dhx}
        // clang-format on
    };
}
} // namespace rnn_extra
using namespace rnn_extra;

TEST_P(GPU_RNNExtra_FP32, FloatTest_rnn_extra) { Run2dDriverFloat(); };

INSTANTIATE_TEST_SUITE_P(Full, GPU_RNNExtra_FP32, testing::Values(GetTestCases("--float")));