/* ************************************************************************
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#pragma once
#ifndef TESTING_DOTI_HPP
#define TESTING_DOTI_HPP

#include "display.hpp"
#include "flops.hpp"
#include "gbyte.hpp"
#include "hipsparse.hpp"
#include "hipsparse_arguments.hpp"
#include "hipsparse_test_unique_ptr.hpp"
#include "unit.hpp"
#include "utility.hpp"

#include <hipsparse.h>

using namespace hipsparse;
using namespace hipsparse_test;

template <typename T>
void testing_doti_bad_arg(const Arguments& argus)
{
#if(!defined(CUDART_VERSION))
    int                  nnz       = 100;
    int                  safe_size = 100;
    hipsparseIndexBase_t idx_base  = HIPSPARSE_INDEX_BASE_ZERO;

    std::unique_ptr<handle_struct> unique_ptr_handle(new handle_struct);
    hipsparseHandle_t              handle = unique_ptr_handle->handle;

    auto dx_val_managed = hipsparse_unique_ptr{device_malloc(sizeof(T) * safe_size), device_free};
    auto dx_ind_managed = hipsparse_unique_ptr{device_malloc(sizeof(int) * safe_size), device_free};
    auto dy_managed     = hipsparse_unique_ptr{device_malloc(sizeof(T) * safe_size), device_free};

    T*   dx_val = (T*)dx_val_managed.get();
    int* dx_ind = (int*)dx_ind_managed.get();
    T*   dy     = (T*)dy_managed.get();

    T result;
    verify_hipsparse_status_invalid_pointer(
        hipsparseXdoti(handle, nnz, (T*)nullptr, dx_ind, dy, &result, idx_base),
        "Error: x_val is nullptr");
    verify_hipsparse_status_invalid_pointer(
        hipsparseXdoti(handle, nnz, dx_val, (int*)nullptr, dy, &result, idx_base),
        "Error: x_ind is nullptr");
    verify_hipsparse_status_invalid_pointer(
        hipsparseXdoti(handle, nnz, dx_val, dx_ind, (T*)nullptr, &result, idx_base),
        "Error: y is nullptr");
    verify_hipsparse_status_invalid_pointer(
        hipsparseXdoti(handle, nnz, dx_val, dx_ind, dy, (T*)nullptr, idx_base),
        "Error: result is nullptr");
    verify_hipsparse_status_invalid_handle(
        hipsparseXdoti((hipsparseHandle_t) nullptr, nnz, dx_val, dx_ind, dy, &result, idx_base));
#endif
}

template <typename T>
void testing_doti(Arguments argus)
{
#if(!defined(CUDART_VERSION) || CUDART_VERSION < 11000)
    int                  N        = argus.N;
    int                  nnz      = argus.nnz;
    hipsparseIndexBase_t idx_base = argus.baseA;

    std::unique_ptr<handle_struct> unique_ptr_handle(new handle_struct);
    hipsparseHandle_t              handle = unique_ptr_handle->handle;

    // Grab stream used by handle
    hipStream_t stream;
    CHECK_HIPSPARSE_ERROR(hipsparseGetStream(handle, &stream));

    // Host structures
    std::vector<int> hx_ind(nnz);
    std::vector<T>   hx_val(nnz);
    std::vector<T>   hy(N);

    T hresult_1;
    T hresult_2;
    T hresult_gold;

    // Initial Data on CPU
    srand(12345ULL);
    hipsparseInitIndex(hx_ind.data(), nnz, idx_base, N + idx_base);
    hipsparseInit<T>(hx_val, 1, nnz);
    hipsparseInit<T>(hy, 1, N);

    // allocate memory on device
    auto dx_ind_managed    = hipsparse_unique_ptr{device_malloc(sizeof(int) * nnz), device_free};
    auto dx_val_managed    = hipsparse_unique_ptr{device_malloc(sizeof(T) * nnz), device_free};
    auto dy_managed        = hipsparse_unique_ptr{device_malloc(sizeof(T) * N), device_free};
    auto dresult_2_managed = hipsparse_unique_ptr{device_malloc(sizeof(T)), device_free};

    int* dx_ind    = (int*)dx_ind_managed.get();
    T*   dx_val    = (T*)dx_val_managed.get();
    T*   dy        = (T*)dy_managed.get();
    T*   dresult_2 = (T*)dresult_2_managed.get();

    // copy data from CPU to device
    CHECK_HIP_ERROR(hipMemcpy(dx_ind, hx_ind.data(), sizeof(int) * nnz, hipMemcpyHostToDevice));
    CHECK_HIP_ERROR(hipMemcpy(dx_val, hx_val.data(), sizeof(T) * nnz, hipMemcpyHostToDevice));
    CHECK_HIP_ERROR(hipMemcpy(dy, hy.data(), sizeof(T) * N, hipMemcpyHostToDevice));

    if(argus.unit_check)
    {
        // HIPSPARSE pointer mode host
        CHECK_HIPSPARSE_ERROR(hipsparseSetPointerMode(handle, HIPSPARSE_POINTER_MODE_HOST));
        CHECK_HIPSPARSE_ERROR(
            hipsparseXdoti(handle, nnz, dx_val, dx_ind, dy, &hresult_1, idx_base));

        // HIPSPARSE pointer mode device
        CHECK_HIPSPARSE_ERROR(hipsparseSetPointerMode(handle, HIPSPARSE_POINTER_MODE_DEVICE));
        CHECK_HIPSPARSE_ERROR(hipsparseXdoti(handle, nnz, dx_val, dx_ind, dy, dresult_2, idx_base));

        // copy output from device to CPU^
        CHECK_HIP_ERROR(hipMemcpy(&hresult_2, dresult_2, sizeof(T), hipMemcpyDeviceToHost));

        // CPU
        host_doti(nnz, hx_val.data(), hx_ind.data(), hy.data(), &hresult_gold, idx_base);

        // enable unit check, notice unit check is not invasive, but norm check is,
        // unit check and norm check can not be interchanged their order
        unit_check_general(1, 1, 1, &hresult_gold, &hresult_1);
        unit_check_general(1, 1, 1, &hresult_gold, &hresult_2);
    }

    if(argus.timing)
    {
        int number_cold_calls = 2;
        int number_hot_calls  = argus.iters;

        CHECK_HIPSPARSE_ERROR(hipsparseSetPointerMode(handle, HIPSPARSE_POINTER_MODE_HOST));

        // Warm up
        for(int iter = 0; iter < number_cold_calls; ++iter)
        {
            CHECK_HIPSPARSE_ERROR(
                hipsparseXdoti(handle, nnz, dx_val, dx_ind, dy, &hresult_1, idx_base));
            CHECK_HIP_ERROR(hipStreamSynchronize(stream));
        }

        double gpu_time_used = get_time_us();

        // Performance run
        for(int iter = 0; iter < number_hot_calls; ++iter)
        {
            CHECK_HIPSPARSE_ERROR(
                hipsparseXdoti(handle, nnz, dx_val, dx_ind, dy, &hresult_1, idx_base));
            CHECK_HIP_ERROR(hipStreamSynchronize(stream));
        }

        gpu_time_used = (get_time_us() - gpu_time_used) / number_hot_calls;

        double gflop_count = doti_gflop_count(nnz);
        double gbyte_count = doti_gbyte_count<T, T>(nnz);

        double gpu_gbyte  = get_gpu_gbyte(gpu_time_used, gbyte_count);
        double gpu_gflops = get_gpu_gflops(gpu_time_used, gflop_count);

        display_timing_info(display_key_t::nnz,
                            nnz,
                            display_key_t::gflops,
                            gpu_gflops,
                            display_key_t::bandwidth,
                            gpu_gbyte,
                            display_key_t::time_ms,
                            get_gpu_time_msec(gpu_time_used));
    }
#endif
}

#endif // TESTING_DOTI_HPP