/*! \file */
/* ************************************************************************
 * Copyright (C) 2019-2024 Advanced Micro Devices, Inc. All rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
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 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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 * THE SOFTWARE.
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#include "testing.hpp"

template <typename T>
void testing_csrgemm_reuse_bad_arg(const Arguments& arg)
{
    static const size_t safe_size = 100;

    T h_alpha = 0.6;
    T h_beta  = 0.2;

    // Create rocsparse handle
    rocsparse_local_handle local_handle;

    // Create matrix descriptors
    rocsparse_local_mat_descr local_descr_A;
    rocsparse_local_mat_descr local_descr_B;
    rocsparse_local_mat_descr local_descr_C;
    rocsparse_local_mat_descr local_descr_D;

    // Create info desciptor
    rocsparse_local_mat_info local_info_C;

    rocsparse_handle    handle      = local_handle;
    rocsparse_operation trans_A     = rocsparse_operation_none;
    rocsparse_operation trans_B     = rocsparse_operation_none;
    rocsparse_int       m           = safe_size;
    rocsparse_int       n           = safe_size;
    rocsparse_int       k           = safe_size;
    rocsparse_mat_info  info_C      = local_info_C;
    size_t*             buffer_size = (size_t*)0x4;
    void*               temp_buffer = (void*)0x4;

    // C matrix
    const rocsparse_mat_descr descr_C       = local_descr_C;
    T*                        csr_val_C     = (T*)0x4;
    rocsparse_int*            csr_row_ptr_C = (rocsparse_int*)0x4;
    rocsparse_int*            csr_col_ind_C = (rocsparse_int*)0x4;

#define PARAMS_BUFFER_SIZE                                                                  \
    handle, trans_A, trans_B, m, n, k, alpha, descr_A, nnz_A, csr_row_ptr_A, csr_col_ind_A, \
        descr_B, nnz_B, csr_row_ptr_B, csr_col_ind_B, beta, descr_D, nnz_D, csr_row_ptr_D,  \
        csr_col_ind_D, info_C, buffer_size

#define PARAMS_NNZ                                                                            \
    handle, trans_A, trans_B, m, n, k, descr_A, nnz_A, csr_row_ptr_A, csr_col_ind_A, descr_B, \
        nnz_B, csr_row_ptr_B, csr_col_ind_B, descr_D, nnz_D, csr_row_ptr_D, csr_col_ind_D,    \
        descr_C, csr_row_ptr_C, nnz_C, info_C, temp_buffer

#define PARAMS_SYMBOLIC                                                                       \
    handle, trans_A, trans_B, m, n, k, descr_A, nnz_A, csr_row_ptr_A, csr_col_ind_A, descr_B, \
        nnz_B, csr_row_ptr_B, csr_col_ind_B, descr_D, nnz_D, csr_row_ptr_D, csr_col_ind_D,    \
        descr_C, nnz_C, csr_row_ptr_C, csr_col_ind_C, info_C, temp_buffer

#define PARAMS_NUMERIC                                                                            \
    handle, trans_A, trans_B, m, n, k, alpha, descr_A, nnz_A, csr_val_A, csr_row_ptr_A,           \
        csr_col_ind_A, descr_B, nnz_B, csr_val_B, csr_row_ptr_B, csr_col_ind_B, beta, descr_D,    \
        nnz_D, csr_val_D, csr_row_ptr_D, csr_col_ind_D, descr_C, nnz_C, csr_val_C, csr_row_ptr_C, \
        csr_col_ind_C, info_C, temp_buffer

    // 4 Scenarios need to be tested:

    // Scenario 1: alpha == nullptr && beta == nullptr
    // Scenario 2: alpha != nullptr && beta == nullptr
    // Scenario 3: alpha == nullptr && beta != nullptr
    // Scenario 4: alpha != nullptr && beta != nullptr

    // ###############################################
    // Scenario 1: alpha == nullptr && beta == nullptr
    // ###############################################
    {
        // In this scenario matrices A == B == D == nullptr
        static constexpr int nargs_to_exclude_buffer_size = 14;
        static constexpr int nargs_to_exclude_nnz         = 16;
        static constexpr int nargs_to_exclude_symbolic    = 17;
        static constexpr int nargs_to_exclude_numeric     = 18;

        const int args_to_exclude_buffer_size[nargs_to_exclude_buffer_size]
            = {6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19};
        const int args_to_exclude_nnz[nargs_to_exclude_nnz]
            = {6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22};
        const int args_to_exclude_symbolic[nargs_to_exclude_symbolic]
            = {6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22, 23};
        const int args_to_exclude_numeric[nargs_to_exclude_numeric]
            = {6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 29};

        const T* alpha = (const T*)nullptr;
        const T* beta  = (const T*)nullptr;

        // A matrix
        const rocsparse_mat_descr descr_A       = (const rocsparse_mat_descr) nullptr;
        rocsparse_int             nnz_A         = 0;
        const T*                  csr_val_A     = (const T*)nullptr;
        const rocsparse_int*      csr_row_ptr_A = (const rocsparse_int*)nullptr;
        const rocsparse_int*      csr_col_ind_A = (const rocsparse_int*)nullptr;

        // B matrix
        const rocsparse_mat_descr descr_B       = (const rocsparse_mat_descr) nullptr;
        rocsparse_int             nnz_B         = 0;
        const T*                  csr_val_B     = (const T*)nullptr;
        const rocsparse_int*      csr_row_ptr_B = (const rocsparse_int*)nullptr;
        const rocsparse_int*      csr_col_ind_B = (const rocsparse_int*)nullptr;

        // D matrix
        const rocsparse_mat_descr descr_D       = (const rocsparse_mat_descr) nullptr;
        rocsparse_int             nnz_D         = 0;
        const T*                  csr_val_D     = (const T*)nullptr;
        const rocsparse_int*      csr_row_ptr_D = (const rocsparse_int*)nullptr;
        const rocsparse_int*      csr_col_ind_D = (const rocsparse_int*)nullptr;

        select_bad_arg_analysis(rocsparse_csrgemm_buffer_size<T>,
                                nargs_to_exclude_buffer_size,
                                args_to_exclude_buffer_size,
                                PARAMS_BUFFER_SIZE);
        {
            rocsparse_int* nnz_C = (rocsparse_int*)0x4;
            select_bad_arg_analysis(
                rocsparse_csrgemm_nnz, nargs_to_exclude_nnz, args_to_exclude_nnz, PARAMS_NNZ);
        }

        {
            rocsparse_int nnz_C = safe_size;
            ;
            select_bad_arg_analysis(rocsparse_csrgemm_symbolic,
                                    nargs_to_exclude_symbolic,
                                    args_to_exclude_symbolic,
                                    PARAMS_SYMBOLIC);
            select_bad_arg_analysis(rocsparse_csrgemm_numeric<T>,
                                    nargs_to_exclude_numeric,
                                    args_to_exclude_numeric,
                                    PARAMS_NUMERIC);
        }
    }

    // ###############################################
    // Scenario 2: alpha != nullptr && beta == nullptr
    // ###############################################
    {
        // In this scenario matrices A != B != nullptr and D == nullptr
        static constexpr int nargs_to_exclude_buffer_size = 6;
        static constexpr int nargs_to_exclude_nnz         = 4;
        static constexpr int nargs_to_exclude_symbolic    = 4;
        static constexpr int nargs_to_exclude_numeric     = 6;

        const int args_to_exclude_buffer_size[nargs_to_exclude_buffer_size]
            = {6, 15, 16, 17, 18, 19};
        const int args_to_exclude_nnz[nargs_to_exclude_nnz]           = {14, 15, 16, 17};
        const int args_to_exclude_symbolic[nargs_to_exclude_symbolic] = {14, 15, 16, 17};
        const int args_to_exclude_numeric[nargs_to_exclude_numeric]   = {17, 18, 19, 20, 21, 22};

        const T* alpha = &h_alpha;
        const T* beta  = (const T*)nullptr;

        // A matrix
        const rocsparse_mat_descr descr_A       = local_descr_A;
        rocsparse_int             nnz_A         = safe_size;
        const T*                  csr_val_A     = (const T*)0x4;
        const rocsparse_int*      csr_row_ptr_A = (const rocsparse_int*)0x4;
        const rocsparse_int*      csr_col_ind_A = (const rocsparse_int*)0x4;

        // B matrix
        const rocsparse_mat_descr descr_B       = local_descr_B;
        rocsparse_int             nnz_B         = safe_size;
        const T*                  csr_val_B     = (const T*)0x4;
        const rocsparse_int*      csr_row_ptr_B = (const rocsparse_int*)0x4;
        const rocsparse_int*      csr_col_ind_B = (const rocsparse_int*)0x4;

        // D matrix
        const rocsparse_mat_descr descr_D       = (const rocsparse_mat_descr) nullptr;
        rocsparse_int             nnz_D         = 0;
        const T*                  csr_val_D     = (const T*)nullptr;
        const rocsparse_int*      csr_row_ptr_D = (const rocsparse_int*)nullptr;
        const rocsparse_int*      csr_col_ind_D = (const rocsparse_int*)nullptr;

        select_bad_arg_analysis(rocsparse_csrgemm_buffer_size<T>,
                                nargs_to_exclude_buffer_size,
                                args_to_exclude_buffer_size,
                                PARAMS_BUFFER_SIZE);

        {
            rocsparse_int* nnz_C = (rocsparse_int*)0x4;
            select_bad_arg_analysis(
                rocsparse_csrgemm_nnz, nargs_to_exclude_nnz, args_to_exclude_nnz, PARAMS_NNZ);
        }

        {
            rocsparse_int nnz_C = safe_size;
            ;
            select_bad_arg_analysis(rocsparse_csrgemm_symbolic,
                                    nargs_to_exclude_symbolic,
                                    args_to_exclude_symbolic,
                                    PARAMS_SYMBOLIC);
            select_bad_arg_analysis(rocsparse_csrgemm_numeric<T>,
                                    nargs_to_exclude_numeric,
                                    args_to_exclude_numeric,
                                    PARAMS_NUMERIC);
        }
    }
    // ###############################################
    // Scenario 3: alpha == nullptr && beta != nullptr
    // ###############################################
    {
        // In this scenario matrices A == B == nullptr and D != nullptr
        static constexpr int nargs_to_exclude_buffer_size = 11;
        static constexpr int nargs_to_exclude_nnz         = 9;
        static constexpr int nargs_to_exclude_symbolic    = 9;
        static constexpr int nargs_to_exclude_numeric     = 12;

        const int args_to_exclude_buffer_size[nargs_to_exclude_buffer_size]
            = {5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
        const int args_to_exclude_nnz[nargs_to_exclude_nnz] = {6, 7, 8, 9, 10, 11, 12, 13, 22};
        const int args_to_exclude_symbolic[nargs_to_exclude_symbolic]
            = {6, 7, 8, 9, 10, 11, 12, 13, 23};
        const int args_to_exclude_numeric[nargs_to_exclude_numeric]
            = {6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 29};

        const T* alpha = (const T*)nullptr;
        const T* beta  = &h_beta;

        temp_buffer = (void*)nullptr;

        // A matrix
        const rocsparse_mat_descr descr_A       = (const rocsparse_mat_descr) nullptr;
        rocsparse_int             nnz_A         = 0;
        const T*                  csr_val_A     = (const T*)nullptr;
        const rocsparse_int*      csr_row_ptr_A = (const rocsparse_int*)nullptr;
        const rocsparse_int*      csr_col_ind_A = (const rocsparse_int*)nullptr;

        // B matrix
        const rocsparse_mat_descr descr_B       = (const rocsparse_mat_descr) nullptr;
        rocsparse_int             nnz_B         = 0;
        const T*                  csr_val_B     = (const T*)nullptr;
        const rocsparse_int*      csr_row_ptr_B = (const rocsparse_int*)nullptr;
        const rocsparse_int*      csr_col_ind_B = (const rocsparse_int*)nullptr;

        // D matrix
        const rocsparse_mat_descr descr_D       = local_descr_D;
        rocsparse_int             nnz_D         = safe_size;
        const T*                  csr_val_D     = (const T*)0x4;
        const rocsparse_int*      csr_row_ptr_D = (const rocsparse_int*)0x4;
        const rocsparse_int*      csr_col_ind_D = (const rocsparse_int*)0x4;

        select_bad_arg_analysis(rocsparse_csrgemm_buffer_size<T>,
                                nargs_to_exclude_buffer_size,
                                args_to_exclude_buffer_size,
                                PARAMS_BUFFER_SIZE);

        {
            rocsparse_int* nnz_C = (rocsparse_int*)0x4;
            select_bad_arg_analysis(
                rocsparse_csrgemm_nnz, nargs_to_exclude_nnz, args_to_exclude_nnz, PARAMS_NNZ);
        }

        {
            rocsparse_int nnz_C = safe_size;
            ;
            select_bad_arg_analysis(rocsparse_csrgemm_symbolic,
                                    nargs_to_exclude_symbolic,
                                    args_to_exclude_symbolic,
                                    PARAMS_SYMBOLIC);
            select_bad_arg_analysis(rocsparse_csrgemm_numeric<T>,
                                    nargs_to_exclude_numeric,
                                    args_to_exclude_numeric,
                                    PARAMS_NUMERIC);
        }

        temp_buffer = (void*)0x4;
    }

    // ###############################################
    // Scenario 4: alpha != nullptr && beta != nullptr
    // ###############################################

    {
        // In this scenario matrices A != B != D != nullptr
        static constexpr int nargs_to_exclude_buffer_size = 2;
        static constexpr int nargs_to_exclude_numeric     = 2;

        const int args_to_exclude_buffer_size[nargs_to_exclude_buffer_size] = {6, 15};
        const int args_to_exclude_numeric[nargs_to_exclude_numeric]         = {6, 17};

        const T* alpha = &h_alpha;
        const T* beta  = &h_beta;

        // A matrix
        const rocsparse_mat_descr descr_A       = local_descr_A;
        rocsparse_int             nnz_A         = safe_size;
        const T*                  csr_val_A     = (const T*)0x4;
        const rocsparse_int*      csr_row_ptr_A = (const rocsparse_int*)0x4;
        const rocsparse_int*      csr_col_ind_A = (const rocsparse_int*)0x4;

        // B matrix
        const rocsparse_mat_descr descr_B       = local_descr_B;
        rocsparse_int             nnz_B         = safe_size;
        const T*                  csr_val_B     = (const T*)0x4;
        const rocsparse_int*      csr_row_ptr_B = (const rocsparse_int*)0x4;
        const rocsparse_int*      csr_col_ind_B = (const rocsparse_int*)0x4;

        // D matrix
        const rocsparse_mat_descr descr_D       = local_descr_D;
        rocsparse_int             nnz_D         = safe_size;
        const T*                  csr_val_D     = (const T*)0x4;
        const rocsparse_int*      csr_row_ptr_D = (const rocsparse_int*)0x4;
        const rocsparse_int*      csr_col_ind_D = (const rocsparse_int*)0x4;

        select_bad_arg_analysis(rocsparse_csrgemm_buffer_size<T>,
                                nargs_to_exclude_buffer_size,
                                args_to_exclude_buffer_size,
                                PARAMS_BUFFER_SIZE);

        {
            rocsparse_int* nnz_C = (rocsparse_int*)0x4;
            bad_arg_analysis(rocsparse_csrgemm_nnz, PARAMS_NNZ);
        }

        {
            rocsparse_int nnz_C = safe_size;
            ;
            bad_arg_analysis(rocsparse_csrgemm_symbolic, PARAMS_SYMBOLIC);
            select_bad_arg_analysis(rocsparse_csrgemm_numeric<T>,
                                    nargs_to_exclude_numeric,
                                    args_to_exclude_numeric,
                                    PARAMS_NUMERIC);
        }
    }

    //
    // Not implemented cases.
    //
    {
        const T* alpha = &h_alpha;
        const T* beta  = &h_beta;
        // A matrix
        const rocsparse_mat_descr descr_A       = local_descr_A;
        rocsparse_int             nnz_A         = safe_size;
        const T*                  csr_val_A     = (const T*)0x4;
        const rocsparse_int*      csr_row_ptr_A = (const rocsparse_int*)0x4;
        const rocsparse_int*      csr_col_ind_A = (const rocsparse_int*)0x4;

        // B matrix
        const rocsparse_mat_descr descr_B       = local_descr_B;
        rocsparse_int             nnz_B         = safe_size;
        const T*                  csr_val_B     = (const T*)0x4;
        const rocsparse_int*      csr_row_ptr_B = (const rocsparse_int*)0x4;
        const rocsparse_int*      csr_col_ind_B = (const rocsparse_int*)0x4;

        // D matrix
        const rocsparse_mat_descr descr_D       = local_descr_D;
        rocsparse_int             nnz_D         = safe_size;
        const T*                  csr_val_D     = (const T*)0x4;
        const rocsparse_int*      csr_row_ptr_D = (const rocsparse_int*)0x4;
        const rocsparse_int*      csr_col_ind_D = (const rocsparse_int*)0x4;
        {
            rocsparse_operation op = trans_A;
            trans_A                = rocsparse_operation_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_buffer_size<T>(PARAMS_BUFFER_SIZE),
                                    rocsparse_status_not_implemented);
            trans_A = rocsparse_operation_conjugate_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_buffer_size<T>(PARAMS_BUFFER_SIZE),
                                    rocsparse_status_not_implemented);
            trans_A = op;

            op      = trans_B;
            trans_B = rocsparse_operation_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_buffer_size<T>(PARAMS_BUFFER_SIZE),
                                    rocsparse_status_not_implemented);
            trans_B = rocsparse_operation_conjugate_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_buffer_size<T>(PARAMS_BUFFER_SIZE),
                                    rocsparse_status_not_implemented);
            trans_B = op;
        }

        {
            rocsparse_int*      nnz_C = (rocsparse_int*)0x4;
            rocsparse_operation op    = trans_A;
            trans_A                   = rocsparse_operation_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_nnz(PARAMS_NNZ),
                                    rocsparse_status_not_implemented);
            trans_A = rocsparse_operation_conjugate_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_nnz(PARAMS_NNZ),
                                    rocsparse_status_not_implemented);
            trans_A = op;

            op      = trans_B;
            trans_B = rocsparse_operation_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_nnz(PARAMS_NNZ),
                                    rocsparse_status_not_implemented);
            trans_B = rocsparse_operation_conjugate_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_nnz(PARAMS_NNZ),
                                    rocsparse_status_not_implemented);
            trans_B = op;
        }

        {
            rocsparse_int       nnz_C = safe_size;
            rocsparse_operation op    = trans_A;
            trans_A                   = rocsparse_operation_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_symbolic(PARAMS_SYMBOLIC),
                                    rocsparse_status_not_implemented);
            trans_A = rocsparse_operation_conjugate_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_symbolic(PARAMS_SYMBOLIC),
                                    rocsparse_status_not_implemented);
            trans_A = op;

            op      = trans_B;
            trans_B = rocsparse_operation_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_symbolic(PARAMS_SYMBOLIC),
                                    rocsparse_status_not_implemented);
            trans_B = rocsparse_operation_conjugate_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_symbolic(PARAMS_SYMBOLIC),
                                    rocsparse_status_not_implemented);
            trans_B = op;
        }

        {
            rocsparse_int       nnz_C = safe_size;
            rocsparse_operation op    = trans_A;
            trans_A                   = rocsparse_operation_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_numeric<T>(PARAMS_NUMERIC),
                                    rocsparse_status_not_implemented);
            trans_A = rocsparse_operation_conjugate_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_numeric<T>(PARAMS_NUMERIC),
                                    rocsparse_status_not_implemented);
            trans_A = op;

            op      = trans_B;
            trans_B = rocsparse_operation_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_numeric<T>(PARAMS_NUMERIC),
                                    rocsparse_status_not_implemented);
            trans_B = rocsparse_operation_conjugate_transpose;
            EXPECT_ROCSPARSE_STATUS(rocsparse_csrgemm_numeric<T>(PARAMS_NUMERIC),
                                    rocsparse_status_not_implemented);
            trans_B = op;
        }
    }

#undef PARAMS
#undef PARAMS_SYMBOLIC
#undef PARAMS_NUMERIC
#undef PARAMS_NNZ
#undef PARAMS_BUFFER_SIZE
}

enum testing_csrgemm_scenario
{
    testing_csrgemm_scenario_none,
    testing_csrgemm_scenario_alpha,
    testing_csrgemm_scenario_beta,
    testing_csrgemm_scenario_alpha_and_beta,
};

template <typename T>
void testing_csrgemm_reuse(const Arguments& arg)
{
    rocsparse_int         M         = arg.M;
    rocsparse_int         N         = arg.N;
    rocsparse_int         K         = arg.K;
    rocsparse_operation   transA    = arg.transA;
    rocsparse_operation   transB    = arg.transB;
    rocsparse_index_base  baseA     = arg.baseA;
    rocsparse_index_base  baseB     = arg.baseB;
    rocsparse_index_base  baseC     = arg.baseC;
    rocsparse_index_base  baseD     = arg.baseD;
    static constexpr bool full_rank = false;

    T v_alpha = arg.get_alpha<T>(), v_beta = arg.get_beta<T>();

    // Create rocsparse handle
    rocsparse_local_handle handle;

    // Create matrix descriptor
    rocsparse_local_mat_descr descrA;
    rocsparse_local_mat_descr descrB;
    rocsparse_local_mat_descr descrC;
    rocsparse_local_mat_descr descrD;
    // Set matrix index base
    CHECK_ROCSPARSE_ERROR(rocsparse_set_mat_index_base(descrA, baseA));
    CHECK_ROCSPARSE_ERROR(rocsparse_set_mat_index_base(descrB, baseB));
    CHECK_ROCSPARSE_ERROR(rocsparse_set_mat_index_base(descrC, baseC));
    CHECK_ROCSPARSE_ERROR(rocsparse_set_mat_index_base(descrD, baseD));

    // Create matrix info for C
    rocsparse_local_mat_info info;

    void* dbuffer = nullptr;

#define PARAMS_BUFFER_SIZE(alpha, beta, A, B, C, D, out_buffer_size)                          \
    handle, transA, transB, A.m, C.n, A.n, alpha, descrA, A.nnz, A.ptr, A.ind, descrB, B.nnz, \
        B.ptr, B.ind, beta, descrD, D.nnz, D.ptr, D.ind, info, &out_buffer_size

#define PARAMS_NNZ(A, B, C, D, out_nnz)                                                       \
    handle, transA, transB, A.m, C.n, A.n, descrA, A.nnz, A.ptr, A.ind, descrB, B.nnz, B.ptr, \
        B.ind, descrD, D.nnz, D.ptr, D.ind, descrC, C.ptr, out_nnz, info, dbuffer

#define PARAMS(alpha, beta, A, B, C, D)                                                       \
    handle, transA, transB, A.m, C.n, A.n, alpha, descrA, A.nnz, A.val, A.ptr, A.ind, descrB, \
        B.nnz, B.val, B.ptr, B.ind, beta, descrD, D.nnz, D.val, D.ptr, D.ind, descrC, C.val,  \
        C.ptr, C.ind, info, dbuffer

#define PARAMS_SYMBOLIC(A, B, C, D)                                                           \
    handle, transA, transB, A.m, C.n, A.n, descrA, A.nnz, A.ptr, A.ind, descrB, B.nnz, B.ptr, \
        B.ind, descrD, D.nnz, D.ptr, D.ind, descrC, C.nnz, C.ptr, C.ind, info, dbuffer

#define PARAMS_NUMERIC(alpha, beta, A, B, C, D)                                               \
    handle, transA, transB, A.m, C.n, A.n, alpha, descrA, A.nnz, A.val, A.ptr, A.ind, descrB, \
        B.nnz, B.val, B.ptr, B.ind, beta, descrD, D.nnz, D.val, D.ptr, D.ind, descrC, C.nnz,  \
        C.val, C.ptr, C.ind, info, dbuffer

    // 4 Scenarios need to be tested:

    // Scenario 1: alpha == nullptr && beta == nullptr
    // Scenario 2: alpha != nullptr && beta == nullptr
    // Scenario 3: alpha == nullptr && beta != nullptr
    // Scenario 4: alpha != nullptr && beta != nullptr

    // alpha == -99 means test for alpha == nullptr
    // beta  == -99 means test for beta == nullptr
    testing_csrgemm_scenario scenario = testing_csrgemm_scenario_none;
    if(v_alpha != static_cast<T>(-99) && v_beta == static_cast<T>(-99))
    {
        scenario = testing_csrgemm_scenario_alpha;
    }
    else if(v_alpha == static_cast<T>(-99) && v_beta != static_cast<T>(-99))
    {
        scenario = testing_csrgemm_scenario_beta;
    }
    else if(v_alpha != static_cast<T>(-99) && v_beta != static_cast<T>(-99))
    {
        scenario = testing_csrgemm_scenario_alpha_and_beta;
    }

    host_dense_vector<T> h_alpha(0), h_beta(0);
    switch(scenario)
    {
    case testing_csrgemm_scenario_none:
    {
        break;
    }
    case testing_csrgemm_scenario_alpha:
    {
        h_alpha.resize(1);
        *h_alpha = v_alpha;
        break;
    }
    case testing_csrgemm_scenario_beta:
    {
        h_beta.resize(1);
        *h_beta = v_beta;
        break;
    }
    case testing_csrgemm_scenario_alpha_and_beta:
    {
        h_alpha.resize(1);
        *h_alpha = v_alpha;
        h_beta.resize(1);
        *h_beta = v_beta;
        break;
    }
    }

    //
    // Argument sanity check before allocating invalid memory
    //
    if((M == 0 || N == 0 || K == 0))
    {

        device_csr_matrix<T> d_A, d_B, d_C, d_D;
        d_A.define(M, K, 0, baseA);
        d_B.define(K, N, 0, baseB);
        d_C.define(M, N, 0, baseC);
        d_D.define(M, N, 0, baseD);

        CHECK_ROCSPARSE_ERROR(rocsparse_set_pointer_mode(handle, rocsparse_pointer_mode_host));

        size_t        out_buffer_size;
        rocsparse_int out_nnz;

        CHECK_ROCSPARSE_ERROR(rocsparse_csrgemm_buffer_size<T>(
            PARAMS_BUFFER_SIZE(h_alpha, h_beta, d_A, d_B, d_C, d_D, out_buffer_size)));
        CHECK_ROCSPARSE_ERROR(rocsparse_csrgemm_nnz(PARAMS_NNZ(d_A, d_B, d_C, d_D, &out_nnz)));
        CHECK_ROCSPARSE_ERROR(rocsparse_csrgemm_symbolic(PARAMS_SYMBOLIC(d_A, d_B, d_C, d_D)));
        CHECK_ROCSPARSE_ERROR(
            rocsparse_csrgemm_numeric<T>(PARAMS_NUMERIC(h_alpha, h_beta, d_A, d_B, d_C, d_D)));
    }

    //
    // Declare host objects.
    //
    host_csr_matrix<T> h_A, h_B, h_C, h_D;

    //
    // Initialize matrices.
    //
    {
        rocsparse_matrix_factory<T> matrix_factory(arg, arg.timing ? false : true, full_rank);
        matrix_factory.init_csr(h_A, M, K, baseA);

        switch(scenario)
        {
        case testing_csrgemm_scenario_none:
        {
            break;
        }
        case testing_csrgemm_scenario_alpha:
        {
            rocsparse_matrix_factory_random<T> rf(full_rank);
            {
                h_B.base = baseB;
                h_B.m    = K;
                h_B.n    = N;
                rf.init_csr(h_B.ptr,
                            h_B.ind,
                            h_B.val,
                            h_B.m,
                            h_B.n,
                            h_B.nnz,
                            h_B.base,
                            rocsparse_matrix_type_general,
                            rocsparse_fill_mode_lower,
                            rocsparse_storage_mode_sorted);
            }

            break;
        }
        case testing_csrgemm_scenario_beta:
        {
            matrix_factory.init_csr(h_D, M, N, baseD);
            break;
        }
        case testing_csrgemm_scenario_alpha_and_beta:
        {
            rocsparse_matrix_factory_random<T> rf(full_rank);
            {
                h_B.base = baseB;
                h_B.m    = K;
                h_B.n    = N;
                rf.init_csr(h_B.ptr,
                            h_B.ind,
                            h_B.val,
                            h_B.m,
                            h_B.n,
                            h_B.nnz,
                            h_B.base,
                            rocsparse_matrix_type_general,
                            rocsparse_fill_mode_lower,
                            rocsparse_storage_mode_sorted);
            }

            {
                h_D.base = baseD;
                h_D.m    = M;
                h_D.n    = N;
                rf.init_csr(h_D.ptr,
                            h_D.ind,
                            h_D.val,
                            h_D.m,
                            h_D.n,
                            h_D.nnz,
                            h_D.base,
                            rocsparse_matrix_type_general,
                            rocsparse_fill_mode_lower,
                            rocsparse_storage_mode_sorted);
            }

            break;
        }
        }

        h_C.define(M, N, 0, baseC);
    }

    //
    // Declare device objects.
    //
    device_csr_matrix<T>   d_A(h_A), d_B(h_B), d_C(h_C), d_D(h_D);
    device_dense_vector<T> d_alpha(h_alpha), d_beta(h_beta);

    // Obtain required buffer size
    size_t out_buffer_size;
    CHECK_ROCSPARSE_ERROR(rocsparse_set_pointer_mode(handle, rocsparse_pointer_mode_host));
    CHECK_ROCSPARSE_ERROR(rocsparse_csrgemm_buffer_size<T>(
        PARAMS_BUFFER_SIZE(h_alpha, h_beta, d_A, d_B, d_C, d_D, out_buffer_size)));

    CHECK_HIP_ERROR(rocsparse_hipMalloc(&dbuffer, out_buffer_size));

    if(arg.unit_check)
    {

        //
        // Host calculation.
        //
        {
            rocsparse_int out_nnz;

            host_csrgemm_nnz<T, rocsparse_int, rocsparse_int>(h_A.m,
                                                              h_C.n,
                                                              h_A.n,
                                                              h_alpha,
                                                              h_A.ptr,
                                                              h_A.ind,
                                                              h_B.ptr,
                                                              h_B.ind,
                                                              h_beta,
                                                              h_D.ptr,
                                                              h_D.ind,
                                                              h_C.ptr,
                                                              &out_nnz,
                                                              h_A.base,
                                                              h_B.base,
                                                              h_C.base,
                                                              h_D.base);

            h_C.define(h_C.m, h_C.n, out_nnz, h_C.base);

            host_csrgemm<T, rocsparse_int, rocsparse_int>(h_A.m,
                                                          h_C.n,
                                                          h_A.n,
                                                          h_alpha,
                                                          h_A.ptr,
                                                          h_A.ind,
                                                          h_A.val,
                                                          h_B.ptr,
                                                          h_B.ind,
                                                          h_B.val,
                                                          h_beta,
                                                          h_D.ptr,
                                                          h_D.ind,
                                                          h_D.val,
                                                          h_C.ptr,
                                                          h_C.ind,
                                                          h_C.val,
                                                          h_A.base,
                                                          h_B.base,
                                                          h_C.base,
                                                          h_D.base);
        }

        {
            //
            // GPU with pointer mode host
            //
            rocsparse_int out_nnz;
            CHECK_ROCSPARSE_ERROR(rocsparse_set_pointer_mode(handle, rocsparse_pointer_mode_host));
            CHECK_ROCSPARSE_ERROR(rocsparse_csrgemm_nnz(PARAMS_NNZ(d_A, d_B, d_C, d_D, &out_nnz)));
            d_C.define(d_C.m, d_C.n, out_nnz, d_C.base);
            CHECK_ROCSPARSE_ERROR(rocsparse_csrgemm_symbolic(PARAMS_SYMBOLIC(d_A, d_B, d_C, d_D)));
            CHECK_ROCSPARSE_ERROR(
                rocsparse_csrgemm_numeric<T>(PARAMS_NUMERIC(h_alpha, h_beta, d_A, d_B, d_C, d_D)));
            if(ROCSPARSE_REPRODUCIBILITY)
            {
                rocsparse_reproducibility::save("dC pointer mode host", d_C);
            }
            h_C.near_check(d_C);
        }

        d_C.define(d_C.m, d_C.n, 0, d_C.base);

        {
            //
            // GPU with pointer mode device
            //
            device_scalar<rocsparse_int> d_out_nnz;
            CHECK_ROCSPARSE_ERROR(
                rocsparse_set_pointer_mode(handle, rocsparse_pointer_mode_device));
            CHECK_ROCSPARSE_ERROR(rocsparse_csrgemm_nnz(PARAMS_NNZ(d_A, d_B, d_C, d_D, d_out_nnz)));

            host_scalar<rocsparse_int> h_out_nnz(d_out_nnz);
            d_C.define(d_C.m, d_C.n, *h_out_nnz, d_C.base);
            CHECK_ROCSPARSE_ERROR(rocsparse_csrgemm_symbolic(PARAMS_SYMBOLIC(d_A, d_B, d_C, d_D)));
            CHECK_ROCSPARSE_ERROR(
                rocsparse_csrgemm_numeric<T>(PARAMS_NUMERIC(d_alpha, d_beta, d_A, d_B, d_C, d_D)));
            if(ROCSPARSE_REPRODUCIBILITY)
            {
                rocsparse_reproducibility::save("dC pointer mode device", d_C);
            }
            h_C.near_check(d_C);
        }
    }

    if(arg.timing)
    {
#define ROCSPARSE_TIMER_IN(decl_) double decl_ = get_time_us();
#define ROCSPARSE_TIMER_OUT(decl_) decl_ = (get_time_us() - decl_) / number_hot_calls

        int number_cold_calls = 2;
        int number_hot_calls  = arg.iters;

        CHECK_ROCSPARSE_ERROR(rocsparse_set_pointer_mode(handle, rocsparse_pointer_mode_host));

        rocsparse_int out_nnz;
        CHECK_ROCSPARSE_ERROR(rocsparse_csrgemm_nnz(PARAMS_NNZ(d_A, d_B, d_C, d_D, &out_nnz)));
        d_C.define(d_C.m, d_C.n, out_nnz, d_C.base);

        //
        // WARM UP
        //
        for(int iter = 0; iter < number_cold_calls; ++iter)
        {
            CHECK_ROCSPARSE_ERROR(rocsparse_csrgemm_symbolic(PARAMS_SYMBOLIC(d_A, d_B, d_C, d_D)));
        }

        ROCSPARSE_TIMER_IN(gpu_num_time_used)
        {
            for(int iter = 0; iter < number_hot_calls; ++iter)
            {
                CHECK_ROCSPARSE_ERROR(rocsparse_csrgemm_numeric<T>(
                    PARAMS_NUMERIC(h_alpha, h_beta, d_A, d_B, d_C, d_D)));
            }
        }
        ROCSPARSE_TIMER_OUT(gpu_num_time_used);
        CHECK_HIP_ERROR(hipDeviceSynchronize());

#undef PARAMS
#undef PARAM_NNZ
#undef PARAMS_BUFFER_SIZE
#undef PARAMS_SYMBOLIC
#undef PARAMS_NUMERIC

        double gflop_count = csrgemm_gflop_count<T, rocsparse_int, rocsparse_int>(
            M, h_alpha, h_A.ptr, h_A.ind, h_B.ptr, h_beta, h_D.ptr, h_A.base);
        double gbyte_count = csrgemm_gbyte_count<T, rocsparse_int, rocsparse_int>(
            M, N, K, d_A.nnz, d_B.nnz, d_C.nnz, d_D.nnz, h_alpha, h_beta);

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

        char alpha[32], beta[32];
        sprintf(alpha, "null");
        sprintf(beta, "null");
        if(h_alpha.data() != nullptr)
        {
            std::stringstream ss;
            ss << *h_alpha;
            sprintf(alpha, "%s", ss.str().c_str());
        }

        if(h_beta.data() != nullptr)
        {
            std::stringstream ss;
            ss << *h_beta;
            sprintf(beta, "%s", ss.str().c_str());
        }

        display_timing_info(display_key_t::trans_A,
                            rocsparse_operation2string(transA),
                            display_key_t::trans_B,
                            rocsparse_operation2string(transB),
                            display_key_t::M,
                            M,
                            display_key_t::N,
                            N,
                            display_key_t::K,
                            K,
                            display_key_t::nnz_A,
                            d_A.nnz,
                            display_key_t::nnz_B,
                            d_B.nnz,
                            display_key_t::nnz_C,
                            d_C.nnz,
                            display_key_t::nnz_D,
                            d_D.nnz,
                            display_key_t::alpha,
                            alpha,
                            display_key_t::beta,
                            beta,
                            display_key_t::gflops,
                            gpu_gflops,
                            display_key_t::bandwidth,
                            gpu_gbyte,
                            display_key_t::time_ms,
                            get_gpu_time_msec(gpu_num_time_used));
    }

    // Free buffer
    CHECK_HIP_ERROR(rocsparse_hipFree(dbuffer));
}

#define INSTANTIATE(TYPE)                                                    \
    template void testing_csrgemm_reuse_bad_arg<TYPE>(const Arguments& arg); \
    template void testing_csrgemm_reuse<TYPE>(const Arguments& arg)
INSTANTIATE(float);
INSTANTIATE(double);
INSTANTIATE(rocsparse_float_complex);
INSTANTIATE(rocsparse_double_complex);
void testing_csrgemm_reuse_extra(const Arguments& arg) {}
