File: cache_logging.c

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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * Copyright by the Board of Trustees of the University of Illinois.         *
 * All rights reserved.                                                      *
 *                                                                           *
 * This file is part of HDF5.  The full HDF5 copyright notice, including     *
 * terms governing use, modification, and redistribution, is contained in    *
 * the files COPYING and Copyright.html.  COPYING can be found at the root   *
 * of the source code distribution tree; Copyright.html can be found at the  *
 * root level of an installed copy of the electronic HDF5 document set and   *
 * is linked from the top-level documents page.  It can also be found at     *
 * http://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have          *
 * access to either file, you may request a copy from help@hdfgroup.org.     *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/* Purpose: Tests the metadata cache logging framework */

#include "h5test.h"

#define LOG_LOCATION "cache_logging.out"
#define FILE_NAME    "cache_logging"

#define N_GROUPS 100

/*-------------------------------------------------------------------------
 * Function:    test_logging_api
 *
 * Purpose:     Tests the API calls that affect mdc logging
 *
 * Return:      Success:        0
 *              Failure:        -1
 *-------------------------------------------------------------------------
 */
static herr_t
test_logging_api(void)
{
    hid_t       fapl = -1;
    hbool_t     is_enabled;
    hbool_t     is_enabled_out;
    hbool_t     start_on_access;
    hbool_t     start_on_access_out;
    char        *location = NULL;
    size_t      size;

    hid_t       fid;
    hid_t       gid;
    hbool_t     is_currently_logging;
    char        group_name[8];
    char        filename[1024];
    int         i;

    TESTING("metadata cache log api calls");

    fapl = h5_fileaccess();
    h5_fixname(FILE_NAME, fapl, filename, sizeof filename);

    /* Set up metadata cache logging */
    is_enabled = TRUE;
    start_on_access = FALSE;
    if(H5Pset_mdc_log_options(fapl, is_enabled, LOG_LOCATION, start_on_access) < 0)
        TEST_ERROR;

    /* Check to make sure that the property list getter returns the correct
     * location string buffer size;
     */
    is_enabled_out = FALSE;
    start_on_access_out = TRUE;
    location = NULL;
    size = 999;
    if(H5Pget_mdc_log_options(fapl, &is_enabled_out, location, &size, 
                              &start_on_access_out) < 0)
        TEST_ERROR;
    if(size != strlen(LOG_LOCATION) + 1)
        TEST_ERROR;

    /* Check to make sure that the property list getter works */
    if(NULL == (location = (char *)HDcalloc(size, sizeof(char))))
        TEST_ERROR;
    if(H5Pget_mdc_log_options(fapl, &is_enabled_out, location, &size, 
                              &start_on_access_out) < 0)
        TEST_ERROR;
    if((is_enabled != is_enabled_out)
        || (start_on_access != start_on_access_out)
        || HDstrcmp(LOG_LOCATION, location))
        TEST_ERROR;

    /* Create a file */
    if(H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0)
        TEST_ERROR;
    if((fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl)) < 0)
        TEST_ERROR;
    if(H5Pclose(fapl) < 0)
        TEST_ERROR;


    /* Check to see if the logging flags were set correctly */
    is_enabled = FALSE;
    is_currently_logging = TRUE;
    if((H5Fget_mdc_logging_status(fid, &is_enabled, &is_currently_logging) < 0)
       || (is_enabled != TRUE)
       || (is_currently_logging != FALSE))
        TEST_ERROR;

    /* Turn on logging and check flags */
    if(H5Fstart_mdc_logging(fid) < 0)
        TEST_ERROR;
    is_enabled = FALSE;
    is_currently_logging = FALSE;
    if((H5Fget_mdc_logging_status(fid, &is_enabled, &is_currently_logging) < 0)
       || (is_enabled != TRUE)
       || (is_currently_logging != TRUE))
        TEST_ERROR;

    /* Perform some manipulations */
    for(i = 0; i < N_GROUPS; i++) {
        HDmemset(group_name, 0, 8);
        HDsnprintf(group_name, 8, "%d", i);
        if((gid = H5Gcreate2(fid, group_name, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
            TEST_ERROR;
        if(H5Gclose(gid) < 0)
            TEST_ERROR;
    }

    /* Turn off logging and check flags */
    if(H5Fstop_mdc_logging(fid) < 0)
        TEST_ERROR;
    is_enabled = FALSE;
    is_currently_logging = TRUE;
    if((H5Fget_mdc_logging_status(fid, &is_enabled, &is_currently_logging) < 0)
       || (is_enabled != TRUE)
       || (is_currently_logging != FALSE))
        TEST_ERROR;

    /* Clean up */
    if(H5Fclose(fid) < 0)
        TEST_ERROR;

    PASSED();
    return 0;

error:
    return 1;
 } /* test_logging_api() */

/*-------------------------------------------------------------------------
 * Function:    main
 *
 * Purpose:     Test basic cache logging operations
 *
 * Return:      Success:        zero
 *              Failure:        non-zero
 *
 *-------------------------------------------------------------------------
 */
int
main(void)
{
    int nerrors = 0;

    /* Reset library */
    h5_reset();

    printf("Testing basic metadata cache logging functionality.\n");

    nerrors += test_logging_api();

    if(nerrors) {
        printf("***** %d Metadata cache logging TEST%s FAILED! *****\n",
               nerrors, nerrors > 1 ? "S" : "");
        return 1;
    }

    printf("All Metadata Cache Logging tests passed.\n");
    return 0;
}