File: io_bounds_test.c

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/*
 * Copyright (C) by Argonne National Laboratory
 *     See COPYRIGHT in top-level directory
 */

#include "../adio/include/adio.h"
#include "../adio/include/adioi.h"
#include "../adio/include/adio_extern.h"
#include "mpi.h"

#define PREDEF_TESTS 5
#define MAX_OFF_LENS 4

typedef struct {
    ADIO_Offset offset;
    int count;
    int type_blocklens[MAX_OFF_LENS];
    int type_indices[MAX_OFF_LENS];
    MPI_Datatype type_oldtypes[MAX_OFF_LENS];
    int type_count;

    ADIO_Offset correct_st_offset;
    ADIO_Offset correct_end_offset;
} test_param_t;

int run_test(test_param_t * test);
int setup_predefined(test_param_t * tests_arr, int count);
int print_usage(void);
int print_test_params(test_param_t * test);

int main(int argc, char **argv)
{
    int rank;
    int run_test_number = 0;
    int failed;
    int while_condition;
    int i;

    test_param_t predefined_tests[PREDEF_TESTS];

    MPI_Init(&argc, &argv);
    MPI_Comm_rank(MPI_COMM_WORLD, &rank);

    if (argc != 1) {
        if (!rank) {
            printf("Use only one process\n");
            print_usage();
        }
        MPI_Finalize();
        return 1;
    }
    i = 1;
    while (i < argc) {
        if (!strcmp(argv[i], "-A")) {
            run_test_number = 0;
            i++;
        } else if (!strcmp(argv[i], "-T")) {
            run_test_number = atoi(argv[i + 1]);
            if ((run_test_number > PREDEF_TESTS) || (run_test_number < 1)) {
                if (!rank)
                    printf("Invalid test number, only %d tests\n", PREDEF_TESTS);
                MPI_Finalize();
                return 1;
            }
            i += 2;
        } else {
            if (!rank) {
                printf("Invalid Argument: %s\n", argv[i]);
                print_usage();
            }
            i++;
        }
    }

    setup_predefined(predefined_tests, PREDEF_TESTS);

    if (!run_test_number) {
        i = 0;
        while_condition = PREDEF_TESTS;
    } else {
        i = run_test_number - 1;
        while_condition = run_test_number;
    }
    while (i < while_condition) {
        printf("***** Test %d *****\n", i + 1);
        failed = run_test(&predefined_tests[i]);
        printf("******************\n");
        i++;
    }

    MPI_Finalize();

    return 0;
}

int run_test(test_param_t * test)
{
    ADIO_Offset st_offset, end_offset;
    MPI_File fh;
    int is_contig;
    int ind_err = 0, exp_err = 0;

    MPI_Datatype filetype;

    MPI_Type_create_struct(test->type_count, test->type_blocklens,
                           test->type_indices, test->type_oldtypes, &filetype);
    MPI_Type_commit(&filetype);

    MPI_File_open(MPI_COMM_WORLD, "test_file.txt", MPI_MODE_RDWR, MPI_INFO_NULL, &fh);

    MPI_File_set_view(fh, 0, MPI_BYTE, filetype, "native", MPI_INFO_NULL);

    MPI_File_seek(fh, test->offset, MPI_SEEK_SET);
    ADIOI_Calc_bounds((ADIO_File) fh, test->count, MPI_BYTE, ADIO_INDIVIDUAL,
                      test->offset, &st_offset, &end_offset);

    ind_err = 0;
    if (st_offset != test->correct_st_offset) {
        printf("Individual st_offset = %lld end_offset = %lld\n", st_offset, end_offset);
        ind_err = 1;
    }
    if (end_offset != test->correct_end_offset) {
        printf("Individual st_offset = %lld end_offset = %lld\n", st_offset, end_offset);
        ind_err = 1;
    }
    MPI_File_close(&fh);
    if (ind_err)
        printf("Individual Calc FAILED\n");

    MPI_File_open(MPI_COMM_WORLD, "test_file.txt", MPI_MODE_RDWR, MPI_INFO_NULL, &fh);

    if (!is_contig)
        MPI_File_set_view(fh, 0, MPI_BYTE, filetype, "native", MPI_INFO_NULL);

    MPI_File_seek(fh, 0, MPI_SEEK_SET);
    ADIOI_Calc_bounds((ADIO_File) fh, test->count, MPI_BYTE,
                      ADIO_EXPLICIT_OFFSET, test->offset, &st_offset, &end_offset);

    exp_err = 0;
    if (st_offset != test->correct_st_offset) {
        printf("Explicit   st_offset = %lld end_offset = %lld\n", st_offset, end_offset);
        exp_err = 1;
    }
    if (end_offset != test->correct_end_offset) {
        printf("Explicit   st_offset = %lld end_offset = %lld\n", st_offset, end_offset);
        exp_err = 1;
    }
    if (exp_err)
        printf("Explicit Calc FAILED\n");

    MPI_File_close(&fh);

    if (!is_contig)
        MPI_Type_free(&filetype);

    return (exp_err || ind_err);
}

int print_usage()
{
    printf("Usage:\n" "   io_bounds_test -A -T <test #>\n");
}

int print_test_params(test_param_t * test)
{
    int i;
    printf("I/O offset:     %lld\n"
           "bytes:          %d\n" "Filetype [n](disp, lens, type):\n", test->offset, test->count);

    for (i = 0; i < test->type_count; i++) {
        printf("    [%d](%lld, %d, ", i, test->type_blocklens[i], test->type_indices[i]);
        if (test->type_oldtypes[i] == MPI_BYTE) {
            printf("%s)\n", "MPI_BYTE");
        } else if (test->type_oldtypes[i] == MPI_UB) {
            printf("%s)\n", "MPI_UB");
        } else if (test->type_oldtypes[i] == MPI_LB) {
            printf("%s)\n", "MPI_LB");
        }
    }
    printf("Expected Start offset:  %lld\n"
           "Expected End offset:    %lld\n", test->correct_st_offset, test->correct_end_offset);
}

int setup_predefined(test_param_t * tests_arr, int count)
{
    int i;
    for (i = 0; i < PREDEF_TESTS; i++) {
        switch (i) {
            case 0:
                tests_arr[i].offset = 0;
                tests_arr[i].count = 0;
                tests_arr[i].type_count = 0;
                tests_arr[i].type_indices[0] = 0;
                tests_arr[i].type_blocklens[0] = 0;
                tests_arr[i].type_oldtypes[0] = MPI_BYTE;
                tests_arr[i].type_indices[1] = 0;
                tests_arr[i].type_blocklens[1] = 0;
                tests_arr[i].type_oldtypes[1] = MPI_BYTE;
                tests_arr[i].type_indices[2] = 0;
                tests_arr[i].type_blocklens[2] = 0;
                tests_arr[i].type_oldtypes[2] = MPI_BYTE;
                tests_arr[i].type_indices[3] = 0;
                tests_arr[i].type_blocklens[3] = 0;
                tests_arr[i].type_oldtypes[3] = MPI_BYTE;
                break;
            case 1:
                tests_arr[i].offset = 0;
                tests_arr[i].count = 0;
                tests_arr[i].type_count = 0;
                tests_arr[i].type_indices[0] = 0;
                tests_arr[i].type_blocklens[0] = 0;
                tests_arr[i].type_oldtypes[0] = MPI_BYTE;
                tests_arr[i].type_indices[1] = 0;
                tests_arr[i].type_blocklens[1] = 0;
                tests_arr[i].type_oldtypes[1] = MPI_BYTE;
                tests_arr[i].type_indices[2] = 0;
                tests_arr[i].type_blocklens[2] = 0;
                tests_arr[i].type_oldtypes[2] = MPI_BYTE;
                tests_arr[i].type_indices[3] = 0;
                tests_arr[i].type_blocklens[3] = 0;
                tests_arr[i].type_oldtypes[3] = MPI_BYTE;
                break;
            case 2:
                tests_arr[i].offset = 0;
                tests_arr[i].count = 0;
                tests_arr[i].type_count = 0;
                tests_arr[i].type_indices[0] = 0;
                tests_arr[i].type_blocklens[0] = 0;
                tests_arr[i].type_oldtypes[0] = MPI_BYTE;
                tests_arr[i].type_indices[1] = 0;
                tests_arr[i].type_blocklens[1] = 0;
                tests_arr[i].type_oldtypes[1] = MPI_BYTE;
                tests_arr[i].type_indices[2] = 0;
                tests_arr[i].type_blocklens[2] = 0;
                tests_arr[i].type_oldtypes[2] = MPI_BYTE;
                tests_arr[i].type_indices[3] = 0;
                tests_arr[i].type_blocklens[3] = 0;
                tests_arr[i].type_oldtypes[3] = MPI_BYTE;
                break;
            case 3:
                tests_arr[i].offset = 0;
                tests_arr[i].count = 0;
                tests_arr[i].type_count = 0;
                tests_arr[i].type_indices[0] = 0;
                tests_arr[i].type_blocklens[0] = 0;
                tests_arr[i].type_oldtypes[0] = MPI_BYTE;
                tests_arr[i].type_indices[1] = 0;
                tests_arr[i].type_blocklens[1] = 0;
                tests_arr[i].type_oldtypes[1] = MPI_BYTE;
                tests_arr[i].type_indices[2] = 0;
                tests_arr[i].type_blocklens[2] = 0;
                tests_arr[i].type_oldtypes[2] = MPI_BYTE;
                tests_arr[i].type_indices[3] = 0;
                tests_arr[i].type_blocklens[3] = 0;
                tests_arr[i].type_oldtypes[3] = MPI_BYTE;
                break;
            case 4:
                tests_arr[i].offset = 0;
                tests_arr[i].count = 0;
                tests_arr[i].type_count = 0;
                tests_arr[i].type_indices[0] = 0;
                tests_arr[i].type_blocklens[0] = 0;
                tests_arr[i].type_oldtypes[0] = MPI_BYTE;
                tests_arr[i].type_indices[1] = 0;
                tests_arr[i].type_blocklens[1] = 0;
                tests_arr[i].type_oldtypes[1] = MPI_BYTE;
                tests_arr[i].type_indices[2] = 0;
                tests_arr[i].type_blocklens[2] = 0;
                tests_arr[i].type_oldtypes[2] = MPI_BYTE;
                tests_arr[i].type_indices[3] = 0;
                tests_arr[i].type_blocklens[3] = 0;
                tests_arr[i].type_oldtypes[3] = MPI_BYTE;
                break;
        }
    }
    return 0;
}