/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * 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.     *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/* Programmer:  John Mainzer
 *              11/10/05
 *
 *		This file contains tests for the API calls associated
 *		with the cache implemented in H5C.c
 */

#include "h5test.h"
#include "H5Iprivate.h"
#include "H5ACprivate.h"
#include "cache_common.h"

/* global variable declarations: */

const char *FILENAME[] = {
    "cache_api",
    NULL
};

/* macro definitions */

#define RESIZE_CONFIGS_ARE_EQUAL(a, b, compare_init)              \
( ( (a).version                == (b).version ) &&                \
  ( (a).rpt_fcn                == (b).rpt_fcn ) &&                \
  ( ( ! compare_init ) ||                                         \
    ( (a).set_initial_size     == (b).set_initial_size ) ) &&     \
  ( ( ! compare_init ) ||                                         \
    ( (a).initial_size         == (b).initial_size ) ) &&         \
  ( (a).min_clean_fraction     == (b).min_clean_fraction ) &&     \
  ( (a).max_size               == (b).max_size ) &&               \
  ( (a).min_size               == (b).min_size ) &&               \
  ( (a).epoch_length           == (b).epoch_length ) &&           \
  ( (a).incr_mode              == (b).incr_mode ) &&              \
  ( (a).lower_hr_threshold     == (b).lower_hr_threshold ) &&     \
  ( (a).increment              == (b).increment ) &&              \
  ( (a).apply_max_increment    == (b).apply_max_increment ) &&    \
  ( (a).max_increment          == (b).max_increment ) &&          \
  ( (a).decr_mode              == (b).decr_mode ) &&              \
  ( (a).upper_hr_threshold     == (b).upper_hr_threshold ) &&     \
  ( (a).decrement              == (b).decrement ) &&              \
  ( (a).apply_max_decrement    == (b).apply_max_decrement ) &&    \
  ( (a).max_decrement          == (b).max_decrement ) &&          \
  ( (a).epochs_before_eviction == (b).epochs_before_eviction ) && \
  ( (a).apply_empty_reserve    == (b).apply_empty_reserve ) &&    \
  ( (a).empty_reserve          == (b).empty_reserve ) )


/* private function declarations: */

static void check_fapl_mdc_api_calls(void);

static void validate_mdc_config(hid_t file_id,
                                H5AC_cache_config_t * ext_config_ptr,
                                hbool_t compare_init,
                                int test_num);

static void check_file_mdc_api_calls(void);

static void check_and_validate_cache_hit_rate(hid_t file_id,
                                              double * hit_rate_ptr,
                                              hbool_t dump_data,
                                              int64_t min_accesses,
                                              double min_hit_rate);

static void check_and_validate_cache_size(hid_t file_id,
                                          size_t * max_size_ptr,
                                          size_t * min_clean_size_ptr,
                                          size_t * cur_size_ptr,
                                          int32_t * cur_num_entries_ptr,
                                          hbool_t dump_data);

static void mdc_api_call_smoke_check(void);

static void check_fapl_mdc_api_errs(void);

static void check_file_mdc_api_errs(void);


/**************************************************************************/
/**************************************************************************/
/********************************* tests: *********************************/
/**************************************************************************/
/**************************************************************************/

/*-------------------------------------------------------------------------
 * Function:	check_fapl_mdc_api_calls()
 *
 * Purpose:	Verify that the file access property list related
 *		metadata cache related API calls are functioning
 *		correctly.
 *
 *		Since we have tested the H5C code elsewhere, it should
 *		be sufficient to verify that the desired configuration
 *		data is getting to the cache.
 *
 * Return:	void
 *
 * Programmer:	John Mainzer
 *              4/12/04
 *
 * Modifications:
 *
 *-------------------------------------------------------------------------
 */

#define CACHE_CONFIGS_EQUAL(a, b, cmp_set_init, cmp_init_size)      \
  ( ( (a).version                == (b).version ) &&                \
    ( (a).rpt_fcn_enabled        == (b).rpt_fcn_enabled ) &&        \
    ( ( ! cmp_set_init ) ||                                         \
      ( (a).set_initial_size     == (b).set_initial_size ) ) &&     \
    ( ( ! cmp_init_size ) ||                                        \
      ( (a).initial_size         == (b).initial_size ) ) &&         \
    ( (a).min_clean_fraction     == (b).min_clean_fraction ) &&     \
    ( (a).max_size               == (b).max_size ) &&               \
    ( (a).min_size               == (b).min_size ) &&               \
    ( (a).epoch_length           == (b).epoch_length ) &&           \
    ( (a).incr_mode              == (b).incr_mode ) &&              \
    ( (a).lower_hr_threshold     == (b).lower_hr_threshold ) &&     \
    ( (a).increment              == (b).increment ) &&              \
    ( (a).apply_max_increment    == (b).apply_max_increment ) &&    \
    ( (a).max_increment          == (b).max_increment ) &&          \
    ( (a).decr_mode              == (b).decr_mode ) &&              \
    ( (a).upper_hr_threshold     == (b).upper_hr_threshold ) &&     \
    ( (a).decrement              == (b).decrement ) &&              \
    ( (a).apply_max_decrement    == (b).apply_max_decrement ) &&    \
    ( (a).max_decrement          == (b).max_decrement ) &&          \
    ( (a).epochs_before_eviction == (b).epochs_before_eviction ) && \
    ( (a).apply_empty_reserve    == (b).apply_empty_reserve ) &&    \
    ( (a).empty_reserve          == (b).empty_reserve ) )

#define XLATE_EXT_TO_INT_MDC_CONFIG(i, e)                           \
{                                                                   \
    (i).version                = H5C__CURR_AUTO_SIZE_CTL_VER;       \
    if ( (e).rpt_fcn_enabled )                                      \
        (i).rpt_fcn            = H5C_def_auto_resize_rpt_fcn;       \
    else                                                            \
        (i).rpt_fcn            = NULL;                              \
    (i).set_initial_size       = (e).set_initial_size;              \
    (i).initial_size           = (e).initial_size;                  \
    (i).min_clean_fraction     = (e).min_clean_fraction;            \
    (i).max_size               = (e).max_size;                      \
    (i).min_size               = (e).min_size;                      \
    (i).epoch_length           = (long int)((e).epoch_length);      \
    (i).incr_mode              = (e).incr_mode;                     \
    (i).lower_hr_threshold     = (e).lower_hr_threshold;            \
    (i).increment              = (e).increment;                     \
    (i).apply_max_increment    = (e).apply_max_increment;           \
    (i).max_increment          = (e).max_increment;                 \
    (i).decr_mode              = (e).decr_mode;                     \
    (i).upper_hr_threshold     = (e).upper_hr_threshold;            \
    (i).decrement              = (e).decrement;                     \
    (i).apply_max_decrement    = (e).apply_max_decrement;           \
    (i).max_decrement          = (e).max_decrement;                 \
    (i).epochs_before_eviction = (int)((e).epochs_before_eviction); \
    (i).apply_empty_reserve    = (e).apply_empty_reserve;           \
    (i).empty_reserve          = (e).empty_reserve;                 \
}

static void
check_fapl_mdc_api_calls(void)
{
    const char * fcn_name = "check_fapl_mdc_api_calls()";
    char filename[512];
    herr_t result;
    hid_t fapl_id = -1;
    hid_t test_fapl_id = -1;
    hid_t file_id = -1;
    H5F_t * file_ptr = NULL;
    H5C_t * cache_ptr = NULL;
    H5AC_cache_config_t default_config = H5AC__DEFAULT_CACHE_CONFIG;
    H5AC_cache_config_t mod_config =
    {
      /* int         version                = */
                                                H5AC__CURR_CACHE_CONFIG_VERSION,
      /* hbool_t     rpt_fcn_enabled        = */ FALSE,
      /* hbool_t     open_trace_file        = */ FALSE,
      /* hbool_t     close_trace_file       = */ FALSE,
      /* char        trace_file_name[]      = */ "",
      /* hbool_t     set_initial_size       = */ TRUE,
      /* size_t      initial_size           = */ (1 * 1024 * 1024 + 1),
      /* double      min_clean_fraction     = */ 0.2,
      /* size_t      max_size               = */ (16 * 1024 * 1024 + 1),
      /* size_t      min_size               = */ ( 1 * 1024 * 1024 + 1),
      /* long int    epoch_length           = */ 50001,
      /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
      /* double      lower_hr_threshold     = */ 0.91,
      /* double      increment              = */ 2.1,
      /* hbool_t     apply_max_increment    = */ TRUE,
      /* size_t      max_increment          = */ (4 * 1024 * 1024 + 1),
      /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out,
      /* double      upper_hr_threshold     = */ 0.998,
      /* double      decrement              = */ 0.91,
      /* hbool_t     apply_max_decrement    = */ TRUE,
      /* size_t      max_decrement          = */ (1 * 1024 * 1024 - 1),
      /* int         epochs_before_eviction = */ 4,
      /* hbool_t     apply_empty_reserve    = */ TRUE,
      /* double      empty_reserve          = */ 0.05,
      /* int         dirty_bytes_threshold  = */ (256 * 1024)
    };
    H5AC_cache_config_t scratch;
    H5C_auto_size_ctl_t default_auto_size_ctl;
    H5C_auto_size_ctl_t mod_auto_size_ctl;

    TESTING("MDC/FAPL related API calls");

    pass = TRUE;

    XLATE_EXT_TO_INT_MDC_CONFIG(default_auto_size_ctl, default_config)
    XLATE_EXT_TO_INT_MDC_CONFIG(mod_auto_size_ctl, mod_config)

    /* Create a FAPL and verify that it contains the default
     * initial mdc configuration
     */

    if ( pass ) {

	fapl_id = H5Pcreate(H5P_FILE_ACCESS);

	if ( fapl_id < 0 ) {

	    pass = FALSE;
            failure_mssg = "H5Pcreate(H5P_FILE_ACCESS) failed.\n";
	}
    }

    if ( pass ) {

        scratch.version = H5C__CURR_AUTO_SIZE_CTL_VER;

        result = H5Pget_mdc_config(fapl_id, &scratch);

        if ( result < 0 ) {

            pass = FALSE;
	    failure_mssg = "H5Pget_mdc_config() failed.\n";

        } else if (!CACHE_CONFIGS_EQUAL(default_config, scratch, TRUE, TRUE)) {

            pass = FALSE;
            failure_mssg = "retrieved config doesn't match default.";
        }
    }


    /* Modify the initial mdc configuration in a FAPL, and verify that
     * the changes can be read back
     */

    if ( pass ) {

        result = H5Pset_mdc_config(fapl_id, &mod_config);

        if ( result < 0 ) {

            pass = FALSE;
	    failure_mssg = "H5Pset_mdc_config() failed.\n";
        }
    }

    if ( pass ) {

        scratch.version = H5C__CURR_AUTO_SIZE_CTL_VER;

        result = H5Pget_mdc_config(fapl_id, &scratch);

        if ( result < 0 ) {

            pass = FALSE;
	    failure_mssg = "H5Pget_mdc_config() failed.\n";

        } else if ( ! CACHE_CONFIGS_EQUAL(mod_config, scratch, TRUE, TRUE) ) {

            pass = FALSE;
            failure_mssg = "retrieved config doesn't match mod config.";
        }
    }

    if ( pass ) {

        if ( H5Pclose(fapl_id) < 0 ) {

            pass = FALSE;
	    failure_mssg = "H5Pclose() failed.\n";
        }
    }

    /* Open a file using the default FAPL.  Verify that the resulting
     * metadata cache uses the default configuration as well.  Get a
     * copy of the FAPL from the file, and verify that it contains the
     * default initial meta data cache configuration.  Close and delete
     * the file.
     */

    /* setup the file name */
    if ( pass ) {

        if ( h5_fixname(FILENAME[0], H5P_DEFAULT, filename, sizeof(filename))
            == NULL ) {

            pass = FALSE;
            failure_mssg = "h5_fixname() failed.\n";
        }
    }

    /* create the file using the default FAPL */
    if ( pass ) {

        file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);

        if ( file_id < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fcreate() failed.\n";
        }
    }

    /* get a pointer to the files internal data structure */
    if ( pass ) {

        file_ptr = H5I_object_verify(file_id, H5I_FILE);

        if ( file_ptr == NULL ) {

            pass = FALSE;
	    failure_mssg = "Can't get file_ptr.\n";

        } else {

            cache_ptr = file_ptr->shared->cache;
        }
    }

    /* verify that we can access the internal version of the cache config */
    if ( pass ) {

        if ( ( cache_ptr == NULL ) ||
             ( cache_ptr->magic != H5C__H5C_T_MAGIC ) ||
             ( cache_ptr->resize_ctl.version != H5C__CURR_AUTO_SIZE_CTL_VER ) ){

            pass = FALSE;
            failure_mssg = "Can't access cache resize_ctl.\n";
        }
    }

    /* conpare the cache's internal configuration with the expected value */
    if ( pass ) {

	if ( ! RESIZE_CONFIGS_ARE_EQUAL(default_auto_size_ctl, \
                                        cache_ptr->resize_ctl, TRUE) ) {


            pass = FALSE;
            failure_mssg = "Unexpected value(s) in cache resize_ctl.\n";
        }
    }

    /* get a copy of the files FAPL */
    if ( pass ) {

        fapl_id = H5Fget_access_plist(file_id);

        if ( fapl_id < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_access_plist() failed.\n";
        }
    }

    /* compare the initial cache config from the copy of the file's FAPL
     * to the expected value.  If all goes well, close the copy of the FAPL.
     */
    if ( pass ) {

        scratch.version = H5C__CURR_AUTO_SIZE_CTL_VER;

        result = H5Pget_mdc_config(fapl_id, &scratch);

        if ( result < 0 ) {

            pass = FALSE;
	    failure_mssg = "H5Pget_mdc_config() failed.\n";

        } else if (!CACHE_CONFIGS_EQUAL(default_config, scratch, TRUE, TRUE)) {

            pass = FALSE;
            failure_mssg = "config retrieved from file doesn't match default.";

        } else if ( H5Pclose(fapl_id) < 0 ) {

            pass = FALSE;
	    failure_mssg = "H5Pclose() failed.\n";
        }
    }

    /* close the file and delete it */
    if ( pass ) {

	if ( H5Fclose(file_id) < 0  ) {

            pass = FALSE;
	    failure_mssg = "H5Fclose() failed.\n";

        } else if ( HDremove(filename) < 0 ) {

            pass = FALSE;
	    failure_mssg = "HDremove() failed.\n";
        }
    }


    /* Open a file using a FAPL with a modified initial metadata cache
     * configuration.  Verify that the resulting metadata cache uses the
     * modified configuration as well.  Get a copy of the FAPL from the
     * file, and verify that it contains the modified initial meta data
     * cache configuration.  Close and delete the file.
     */

    /* Create a FAPL */
    if ( pass ) {

	fapl_id = H5Pcreate(H5P_FILE_ACCESS);

	if ( fapl_id < 0 ) {

	    pass = FALSE;
            failure_mssg = "H5Pcreate(H5P_FILE_ACCESS) failed.\n";
	}
    }

    /* Modify the initial mdc configuration in the FAPL. */

    if ( pass ) {

        result = H5Pset_mdc_config(fapl_id, &mod_config);

        if ( result < 0 ) {

            pass = FALSE;
	    failure_mssg = "H5Pset_mdc_config() failed.\n";
        }
    }

    /* setup the file name */
    if ( pass ) {

        if ( h5_fixname(FILENAME[0], H5P_DEFAULT, filename, sizeof(filename))
            == NULL ) {

            pass = FALSE;
            failure_mssg = "h5_fixname() failed.\n";
        }
    }

    /* create the file using the modified FAPL */
    if ( pass ) {

        file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id);

        if ( file_id < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fcreate() failed.\n";
        }
    }

    /* get a pointer to the files internal data structure */
    if ( pass ) {

        file_ptr = H5I_object_verify(file_id, H5I_FILE);

        if ( file_ptr == NULL ) {

            pass = FALSE;
	    failure_mssg = "Can't get file_ptr.\n";

        } else {

            cache_ptr = file_ptr->shared->cache;
        }
    }

    /* verify that we can access the internal version of the cache config */
    if ( pass ) {

        if ( ( cache_ptr == NULL ) ||
             ( cache_ptr->magic != H5C__H5C_T_MAGIC ) ||
             ( cache_ptr->resize_ctl.version != H5C__CURR_AUTO_SIZE_CTL_VER ) ){

            pass = FALSE;
            failure_mssg = "Can't access cache resize_ctl.\n";
        }
    }

    /* conpare the cache's internal configuration with the expected value */
    if ( pass ) {

	if ( ! RESIZE_CONFIGS_ARE_EQUAL(mod_auto_size_ctl, \
                                        cache_ptr->resize_ctl, TRUE) ) {


            pass = FALSE;
            failure_mssg = "Unexpected value(s) in cache resize_ctl.\n";
        }
    }

    /* get a copy of the files FAPL */
    if ( pass ) {

        test_fapl_id = H5Fget_access_plist(file_id);

        if ( test_fapl_id < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_access_plist() failed.\n";
        }
    }

    /* compare the initial cache config from the copy of the file's FAPL
     * to the expected value.  If all goes well, close the copy of the FAPL.
     */
    if ( pass ) {

        scratch.version = H5C__CURR_AUTO_SIZE_CTL_VER;

        result = H5Pget_mdc_config(test_fapl_id, &scratch);

        if ( result < 0 ) {

            pass = FALSE;
	    failure_mssg = "H5Pget_mdc_config() failed.\n";

        } else if ( ! CACHE_CONFIGS_EQUAL(mod_config, scratch, TRUE, TRUE) ) {

            pass = FALSE;
            failure_mssg = "config retrieved from file doesn't match.";

        } else if ( H5Pclose(test_fapl_id) < 0 ) {

            pass = FALSE;
	    failure_mssg = "H5Pclose() failed.\n";
        }
    }

    /* close the fapl used to create the file */
    if ( pass ) {

        if ( H5Pclose(fapl_id) < 0 ) {

            pass = FALSE;
	    failure_mssg = "H5Pclose() failed.\n";
        }
    }

    /* close the file and delete it */
    if ( pass ) {

	if ( H5Fclose(file_id) < 0  ) {

            pass = FALSE;
	    failure_mssg = "H5Fclose() failed.\n";

        } else if ( HDremove(filename) < 0 ) {

            pass = FALSE;
	    failure_mssg = "HDremove() failed.\n";
        }
    }

    if ( pass ) { PASSED(); } else { H5_FAILED(); }

    if ( ! pass )
        HDfprintf(stdout, "%s: failure_mssg = \"%s\".\n",
                  fcn_name, failure_mssg);

} /* check_fapl_mdc_api_calls() */


/*-------------------------------------------------------------------------
 * Function:	validate_mdc_config()
 *
 * Purpose:	Verify that the file indicated by the file_id parameter
 *		has both internal and external configuration matching
 *		*config_ptr.
 *
 *		Do nothin on success.  On failure, set pass to FALSE, and
 *		load an error message into failue_mssg.  Note that
 *		failure_msg is assumed to be at least 128 bytes in length.
 *
 * Return:	void
 *
 * Programmer:	John Mainzer
 *              4/14/04
 *
 * Modifications:
 *
 *-------------------------------------------------------------------------
 */

static void
validate_mdc_config(hid_t file_id,
                    H5AC_cache_config_t * ext_config_ptr,
                    hbool_t compare_init,
                    int test_num)
{
    /* const char * fcn_name = "validate_mdc_config()"; */
    static char msg[256];
    H5F_t * file_ptr = NULL;
    H5C_t * cache_ptr = NULL;
    H5AC_cache_config_t scratch;
    H5C_auto_size_ctl_t int_config;

    XLATE_EXT_TO_INT_MDC_CONFIG(int_config, (*ext_config_ptr))

    /* get a pointer to the files internal data structure */
    if ( pass ) {

        file_ptr = H5I_object_verify(file_id, H5I_FILE);

        if ( file_ptr == NULL ) {

            pass = FALSE;
            HDsnprintf(msg, (size_t)128, "Can't get file_ptr #%d.", test_num);
            failure_mssg = msg;

        } else {

            cache_ptr = file_ptr->shared->cache;
        }
    }

    /* verify that we can access the internal version of the cache config */
    if ( pass ) {

        if ( ( cache_ptr == NULL ) ||
             ( cache_ptr->magic != H5C__H5C_T_MAGIC ) ||
             ( cache_ptr->resize_ctl.version != H5C__CURR_AUTO_SIZE_CTL_VER ) ){

            pass = FALSE;
            HDsnprintf(msg, (size_t)128,
                       "Can't access cache resize_ctl #%d.", test_num);
            failure_mssg = msg;
        }
    }

    /* compare the cache's internal configuration with the expected value */
    if ( pass ) {

	if ( ! RESIZE_CONFIGS_ARE_EQUAL(int_config, cache_ptr->resize_ctl,
                                        compare_init) ) {

            pass = FALSE;
            HDsnprintf(msg, (size_t)128,
                       "Unexpected internal config #%d.", test_num);
            failure_mssg = msg;
        }
    }

    /* obtain external cache config */
    if ( pass ) {

        scratch.version = H5AC__CURR_CACHE_CONFIG_VERSION;

        if ( H5Fget_mdc_config(file_id, &scratch) < 0 ) {

            pass = FALSE;
            HDsnprintf(msg, (size_t)128,
                       "H5Fget_mdc_config() failed #%d.", test_num);
            failure_mssg = msg;
        }
    }

    if ( pass ) {

        /* Recall that in any configuration supplied by the cache
         * at run time, the set_initial_size field will always
         * be FALSE, regardless of the value passed in.  Thus we
         * always resume that this field need not match that of
         * the supplied external configuration.
         *
         * The cache also sets the initial_size field to the current
         * cache max size instead of the value initialy supplied.
         * Depending on circumstances, this may or may not match
         * the original.  Hence the compare_init parameter.
         */
        if ( ! CACHE_CONFIGS_EQUAL((*ext_config_ptr), scratch, \
                                   FALSE, compare_init) ) {

            pass = FALSE;
            HDsnprintf(msg, (size_t)128,
                       "Unexpected external config #%d.", test_num);
            failure_mssg = msg;
        }
    }

    return;

} /* validate_mdc_config() */


/*-------------------------------------------------------------------------
 * Function:	check_file_mdc_api_calls()
 *
 * Purpose:	Verify that the file related metadata cache API calls are
 *		functioning correctly.
 *
 *		Since we have tested the H5C code elsewhere, it should
 *		be sufficient to verify that the desired configuration
 *		data is getting in and out of the cache.  Similarly,
 *		we need only verify that the cache monitoring calls
 *		return the data that the cache thinks they should return.
 *		We shouldn't need to verify data correctness beyond that
 *		point.
 *
 * Return:	void
 *
 * Programmer:	John Mainzer
 *              4/14/04
 *
 * Modifications:
 *
 *-------------------------------------------------------------------------
 */

static void
check_file_mdc_api_calls(void)
{
    const char * fcn_name = "check_file_mdc_api_calls()";
    char filename[512];
    hid_t file_id = -1;
    size_t max_size;
    size_t min_clean_size;
    size_t cur_size;
    int cur_num_entries;
    double hit_rate;
    H5AC_cache_config_t default_config = H5AC__DEFAULT_CACHE_CONFIG;
    H5AC_cache_config_t mod_config_1 =
    {
      /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
      /* hbool_t     rpt_fcn_enabled        = */ FALSE,
      /* hbool_t     open_trace_file        = */ FALSE,
      /* hbool_t     close_trace_file       = */ FALSE,
      /* char        trace_file_name[]      = */ "",
      /* hbool_t     set_initial_size       = */ TRUE,
      /* size_t      initial_size           = */ (1 * 1024 * 1024 + 1),
      /* double      min_clean_fraction     = */ 0.2,
      /* size_t      max_size               = */ (16 * 1024 * 1024 + 1),
      /* size_t      min_size               = */ ( 1 * 1024 * 1024 + 1),
      /* long int    epoch_length           = */ 50001,
      /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
      /* double      lower_hr_threshold     = */ 0.91,
      /* double      increment              = */ 2.1,
      /* hbool_t     apply_max_increment    = */ TRUE,
      /* size_t      max_increment          = */ (4 * 1024 * 1024 + 1),
      /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out,
      /* double      upper_hr_threshold     = */ 0.998,
      /* double      decrement              = */ 0.91,
      /* hbool_t     apply_max_decrement    = */ TRUE,
      /* size_t      max_decrement          = */ (1 * 1024 * 1024 - 1),
      /* int         epochs_before_eviction = */ 4,
      /* hbool_t     apply_empty_reserve    = */ TRUE,
      /* double      empty_reserve          = */ 0.05,
      /* int         dirty_bytes_threshold  = */ (256 * 1024)
    };
    H5AC_cache_config_t mod_config_2 =
    {
      /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
      /* hbool_t     rpt_fcn_enabled        = */ TRUE,
      /* hbool_t     open_trace_file        = */ FALSE,
      /* hbool_t     close_trace_file       = */ FALSE,
      /* char        trace_file_name[]      = */ "",
      /* hbool_t     set_initial_size       = */ TRUE,
      /* size_t      initial_size           = */ (512 * 1024),
      /* double      min_clean_fraction     = */ 0.1,
      /* size_t      max_size               = */ ( 8 * 1024 * 1024),
      /* size_t      min_size               = */ (      512 * 1024),
      /* long int    epoch_length           = */ 25000,
      /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
      /* double      lower_hr_threshold     = */ 0.9,
      /* double      increment              = */ 2.0,
      /* hbool_t     apply_max_increment    = */ TRUE,
      /* size_t      max_increment          = */ (2 * 1024 * 1024),
      /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__threshold,
      /* double      upper_hr_threshold     = */ 0.9995,
      /* double      decrement              = */ 0.95,
      /* hbool_t     apply_max_decrement    = */ TRUE,
      /* size_t      max_decrement          = */ (512 * 1024),
      /* int         epochs_before_eviction = */ 4,
      /* hbool_t     apply_empty_reserve    = */ TRUE,
      /* double      empty_reserve          = */ 0.05,
      /* int         dirty_bytes_threshold  = */ (256 * 1024)
    };
    H5AC_cache_config_t mod_config_3 =
    {
      /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
      /* hbool_t     rpt_fcn_enabled        = */ FALSE,
      /* hbool_t     open_trace_file        = */ FALSE,
      /* hbool_t     close_trace_file       = */ FALSE,
      /* char        trace_file_name[]      = */ "",
      /* hbool_t     set_initial_size       = */ TRUE,
      /* size_t      initial_size           = */ (1 * 1024 * 1024),
      /* double      min_clean_fraction     = */ 0.2,
      /* size_t      max_size               = */ (16 * 1024 * 1024),
      /* size_t      min_size               = */ ( 1 * 1024 * 1024),
      /* long int    epoch_length           = */ 50000,
      /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__off,
      /* double      lower_hr_threshold     = */ 0.90,
      /* double      increment              = */ 2.0,
      /* hbool_t     apply_max_increment    = */ TRUE,
      /* size_t      max_increment          = */ (4 * 1024 * 1024),
      /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__off,
      /* double      upper_hr_threshold     = */ 0.999,
      /* double      decrement              = */ 0.9,
      /* hbool_t     apply_max_decrement    = */ FALSE,
      /* size_t      max_decrement          = */ (1 * 1024 * 1024 - 1),
      /* int         epochs_before_eviction = */ 3,
      /* hbool_t     apply_empty_reserve    = */ FALSE,
      /* double      empty_reserve          = */ 0.05,
      /* int         dirty_bytes_threshold  = */ (256 * 1024)
    };
    H5AC_cache_config_t mod_config_4 =
    {
      /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
      /* hbool_t     rpt_fcn_enabled        = */ FALSE,
      /* hbool_t     open_trace_file        = */ FALSE,
      /* hbool_t     close_trace_file       = */ FALSE,
      /* char        trace_file_name[]      = */ "",
      /* hbool_t     set_initial_size       = */ TRUE,
      /* size_t      initial_size           = */ (1 * 1024 * 1024),
      /* double      min_clean_fraction     = */ 0.15,
      /* size_t      max_size               = */ (20 * 1024 * 1024),
      /* size_t      min_size               = */ ( 1 * 1024 * 1024),
      /* long int    epoch_length           = */ 75000,
      /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
      /* double      lower_hr_threshold     = */ 0.9,
      /* double      increment              = */ 2.0,
      /* hbool_t     apply_max_increment    = */ TRUE,
      /* size_t      max_increment          = */ (2 * 1024 * 1024),
      /* enum H5C_cache_decr_mode decr_mode = */
                                               H5C_decr__age_out_with_threshold,
      /* double      upper_hr_threshold     = */ 0.999,
      /* double      decrement              = */ 0.9,
      /* hbool_t     apply_max_decrement    = */ TRUE,
      /* size_t      max_decrement          = */ (1 * 1024 * 1024),
      /* int         epochs_before_eviction = */ 3,
      /* hbool_t     apply_empty_reserve    = */ TRUE,
      /* double      empty_reserve          = */ 0.1,
      /* int         dirty_bytes_threshold  = */ (256 * 1024)
    };

    TESTING("MDC/FILE related API calls");

    pass = TRUE;

    /* Open a file with the default FAPL.  Verify that the cache is
     * configured as per the default both by looking at its internal
     * configuration, and via the H5Fget_mdc_config() call.
     *
     * Then set serveral different configurations, and verify that
     * they took as per above.
     */

    /* setup the file name */
    if ( pass ) {

        if ( h5_fixname(FILENAME[0], H5P_DEFAULT, filename, sizeof(filename))
            == NULL ) {

            pass = FALSE;
            failure_mssg = "h5_fixname() failed.\n";
        }
    }

    /* create the file using the default FAPL */
    if ( pass ) {

        file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);

        if ( file_id < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fcreate() failed.\n";
        }
    }

    /* verify that the cache is set to the default config */
    validate_mdc_config(file_id, &default_config, TRUE, 1);

    /* set alternate config 1 */
    if ( pass ) {

        if ( H5Fset_mdc_config(file_id, &mod_config_1) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fset_mdc_config() failed 1.\n";
        }
    }

    /* verify that the cache is now set to the alternate config */
    validate_mdc_config(file_id, &mod_config_1, TRUE, 2);

    /* set alternate config 2 */
    if ( pass ) {

        if ( H5Fset_mdc_config(file_id, &mod_config_2) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fset_mdc_config() failed 2.\n";
        }
    }

    /* verify that the cache is now set to the alternate config */
    validate_mdc_config(file_id, &mod_config_2, TRUE, 3);

    /* set alternate config 3 */
    if ( pass ) {

        if ( H5Fset_mdc_config(file_id, &mod_config_3) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fset_mdc_config() failed 3.\n";
        }
    }

    /* verify that the cache is now set to the alternate config */
    validate_mdc_config(file_id, &mod_config_3, TRUE, 4);

    /* set alternate config 4 */
    if ( pass ) {

        if ( H5Fset_mdc_config(file_id, &mod_config_4) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fset_mdc_config() failed 4.\n";
        }
    }

    /* verify that the cache is now set to the alternate config */
    validate_mdc_config(file_id, &mod_config_4, TRUE, 5);


    /* Run some quick smoke checks on the cache status monitoring
     * calls -- no interesting data as the cache hasn't had a
     * chance to do much yet.
     */

    if ( pass ) {

        if ( H5Fget_mdc_hit_rate(file_id, &hit_rate) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_hit_rate() failed 1.\n";

        } else if ( hit_rate != 0.0 ) {

            pass = FALSE;
            failure_mssg =
                "H5Fget_mdc_hit_rate() returned unexpected hit rate.\n";

        }
#if 0 /* this may be useful now and then -- keep it around */
        else {

            HDfprintf(stdout,
                      "H5Fget_mdc_hit_rate() reports hit_rate = %lf:\n",
                      hit_rate);
        }
#endif
    }

    if ( pass ) {

        if ( H5Fget_mdc_size(file_id, &max_size, &min_clean_size,
                             &cur_size, &cur_num_entries) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_size() failed 1.\n";

        } else if ( ( mod_config_4.initial_size != max_size ) ||
                    ( min_clean_size != (size_t)
                      ((double)max_size * mod_config_4.min_clean_fraction) ) ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_size() returned unexpected value(s).\n";

        }
#if 0 /* this may be useful now and then -- keep it around */
        else {

            HDfprintf(stdout, "H5Fget_mdc_size() reports:\n");
            HDfprintf(stdout, "	max_size: %ld, min_clean_size: %ld\n",
                      (long)max_size, (long)min_clean_size);
	    HDfprintf(stdout, "	cur_size: %ld, cur_num_entries: %d\n",
                      (long)cur_size, cur_num_entries);
        }
#endif
    }

    /* close the file and delete it */
    if ( pass ) {

	if ( H5Fclose(file_id) < 0  ) {

            pass = FALSE;
	    failure_mssg = "H5Fclose() failed.\n";

        } else if ( HDremove(filename) < 0 ) {

            pass = FALSE;
	    failure_mssg = "HDremove() failed.\n";
        }
    }

    if ( pass ) { PASSED(); } else { H5_FAILED(); }

    if ( ! pass )
        HDfprintf(stdout, "%s: failure_mssg = \"%s\".\n",
                  fcn_name, failure_mssg);

} /* check_file_mdc_api_calls() */


/*-------------------------------------------------------------------------
 * Function:	check_and_validate_cache_hit_rate()
 *
 * Purpose:	Use the API functions to get and reset the cache hit rate.
 *		Verify that the value returned by the API call agrees with
 *		the cache internal data structures.
 *
 *		If the number of cache accesses exceeds the value provided
 *		in the min_accesses parameter, and the hit rate is less than
 *		min_hit_rate, set pass to FALSE, and set failure_mssg to
 *		a string indicating that hit rate was unexpectedly low.
 *
 *		Return hit rate in *hit_rate_ptr, and print the data to
 *		stdout if requested.
 *
 *		If an error is detected, set pass to FALSE, and set
 *		failure_mssg to an appropriate value.
 *
 * Return:	void
 *
 * Programmer:	John Mainzer
 *              4/18/04
 *
 * Modifications:
 *
 *-------------------------------------------------------------------------
 */

static void
check_and_validate_cache_hit_rate(hid_t file_id,
                                  double * hit_rate_ptr,
                                  hbool_t dump_data,
                                  int64_t min_accesses,
                                  double min_hit_rate)
{
    /* const char * fcn_name = "check_and_validate_cache_hit_rate()"; */
    herr_t result;
    int64_t cache_hits = 0;
    int64_t cache_accesses = 0;
    double expected_hit_rate;
    double hit_rate;
    H5F_t * file_ptr = NULL;
    H5C_t * cache_ptr = NULL;

    /* get a pointer to the files internal data structure */
    if ( pass ) {

        file_ptr = H5I_object_verify(file_id, H5I_FILE);

        if ( file_ptr == NULL ) {

            pass = FALSE;
            failure_mssg = "Can't get file_ptr.";

        } else {

            cache_ptr = file_ptr->shared->cache;
        }
    }

    /* verify that we can access the cache data structure */
    if ( pass ) {

        if ( ( cache_ptr == NULL ) ||
             ( cache_ptr->magic != H5C__H5C_T_MAGIC ) ) {

            pass = FALSE;
            failure_mssg = "Can't access cache resize_ctl.";
        }
    }

    /* compare the cache's internal configuration with the expected value */
    if ( pass ) {

        cache_hits     = cache_ptr->cache_hits;
        cache_accesses = cache_ptr->cache_accesses;

        if ( cache_accesses > 0 ) {

            expected_hit_rate = ((double)cache_hits) / ((double)cache_accesses);

        } else {

            expected_hit_rate = 0.0;
        }

        result = H5Fget_mdc_hit_rate(file_id, &hit_rate);

        if ( result < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_hit_rate() failed.";

        } else if ( hit_rate != expected_hit_rate ) {

            pass = FALSE;
            failure_mssg = "unexpected hit rate.";
        }
    }

    if ( pass ) { /* reset the hit rate */

        result = H5Freset_mdc_hit_rate_stats(file_id);

        if ( result < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Freset_mdc_hit_rate_stats() failed.";
        }
    }

    /* set *hit_rate_ptr if appropriate */
    if ( ( pass ) && ( hit_rate_ptr != NULL ) ) {

        *hit_rate_ptr = hit_rate;
    }

    /* dump data to stdout if requested */
    if ( ( pass ) && ( dump_data ) ) {

        HDfprintf(stdout,
                  "cache_hits: %ld, cache_accesses: %ld, hit_rate: %lf\n",
                  (long)cache_hits, (long)cache_accesses, hit_rate);
    }

    if ( ( pass ) &&
         ( cache_accesses > min_accesses ) &&
         ( hit_rate < min_hit_rate ) ) {

            pass = FALSE;
            failure_mssg = "Unexpectedly low hit rate.";
    }

    return;

} /* check_and_validate_cache_hit_rate() */


/*-------------------------------------------------------------------------
 * Function:	check_and_validate_cache_size()
 *
 * Purpose:	Use the API function to get the cache size data.  Verify
 *		that the values returned by the API call agree with
 *		the cache internal data structures.
 *
 *		Return size data in the locations specified by the pointer
 *		parameters if these parameters are not NULL.  Print the
 *		data to stdout if requested.
 *
 *		If an error is detected, set pass to FALSE, and set
 *		failure_mssg to an appropriate value.
 *
 * Return:	void
 *
 * Programmer:	John Mainzer
 *              4/18/04
 *
 * Modifications:
 *
 *-------------------------------------------------------------------------
 */

static void
check_and_validate_cache_size(hid_t file_id,
                              size_t * max_size_ptr,
                              size_t * min_clean_size_ptr,
                              size_t * cur_size_ptr,
                              int32_t * cur_num_entries_ptr,
                              hbool_t dump_data)
{
    /* const char * fcn_name = "check_and_validate_cache_size()"; */
    herr_t result;
    size_t expected_max_size;
    size_t max_size;
    size_t expected_min_clean_size;
    size_t min_clean_size;
    size_t expected_cur_size;
    size_t cur_size;
    int32_t expected_cur_num_entries;
    int cur_num_entries;
    H5F_t * file_ptr = NULL;
    H5C_t * cache_ptr = NULL;

    /* get a pointer to the files internal data structure */
    if ( pass ) {

        file_ptr = H5I_object_verify(file_id, H5I_FILE);

        if ( file_ptr == NULL ) {

            pass = FALSE;
            failure_mssg = "Can't get file_ptr.";

        } else {

            cache_ptr = file_ptr->shared->cache;
        }
    }

    /* verify that we can access the cache data structure */
    if ( pass ) {

        if ( ( cache_ptr == NULL ) ||
             ( cache_ptr->magic != H5C__H5C_T_MAGIC ) ) {

            pass = FALSE;
            failure_mssg = "Can't access cache data structure.";
        }
    }

    /* compare the cache's internal configuration with the expected value */
    if ( pass ) {

        expected_max_size        = cache_ptr->max_cache_size;
        expected_min_clean_size  = cache_ptr->min_clean_size;
        expected_cur_size        = cache_ptr->index_size;
        expected_cur_num_entries = cache_ptr->index_len;

        result = H5Fget_mdc_size(file_id,
                                 &max_size,
                                 &min_clean_size,
                                 &cur_size,
                                 &cur_num_entries);

        if ( result < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_size() failed.";

        } else if ( ( max_size != expected_max_size ) ||
                    ( min_clean_size != expected_min_clean_size ) ||
                    ( cur_size != expected_cur_size ) ||
                    ( cur_num_entries != (int)expected_cur_num_entries ) ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_size() returned unexpected value(s).";

        }
    }

    /* return size values if requested */
    if ( ( pass ) && ( max_size_ptr != NULL ) ) {

        *max_size_ptr = max_size;
    }

    if ( ( pass ) && ( min_clean_size_ptr != NULL ) ) {

        *min_clean_size_ptr = min_clean_size;
    }

    if ( ( pass ) && ( cur_size_ptr != NULL ) ) {

        *cur_size_ptr = cur_size;
    }

    if ( ( pass ) && ( cur_num_entries_ptr != NULL ) ) {

        *cur_num_entries_ptr = cur_num_entries;
    }


    /* dump data to stdout if requested */
    if ( ( pass ) && ( dump_data ) ) {

        HDfprintf(stdout,
                  "max_sz: %ld, min_clean_sz: %ld, cur_sz: %ld, cur_ent: %ld\n",
                  (long)max_size, (long)min_clean_size, (long)cur_size,
                  (long)cur_num_entries);
    }

    return;

} /* check_and_validate_cache_size() */


/*-------------------------------------------------------------------------
 * Function:	mdc_api_call_smoke_check()
 *
 * Purpose:
 *
 * Return:	void
 *
 * Programmer:	John Mainzer
 *              4/14/04
 *
 * Modifications:
 *
 * 		JRM -- 7/12/06
 * 		Added progress reporting code.
 *
 *-------------------------------------------------------------------------
 */

#define CHUNK_SIZE              2
#define DSET_SIZE               (200 * CHUNK_SIZE)
#define NUM_DSETS               6
#define NUM_RANDOM_ACCESSES     200000

static void
mdc_api_call_smoke_check(void)
{
    const char * fcn_name = "mdc_api_call_smoke_check()";
    char filename[512];
    hbool_t valid_chunk;
    hbool_t report_progress = FALSE;
    hbool_t dump_hit_rate = FALSE;
    int64_t min_accesses = 1000;
    double min_hit_rate = 0.90;
    hbool_t dump_cache_size = FALSE;
    hid_t file_id = -1;
    hid_t dataspace_id = -1;
    hid_t filespace_ids[NUM_DSETS];
    hid_t memspace_id = -1;
    hid_t dataset_ids[NUM_DSETS];
    hid_t properties;
    char dset_name[64];
    int i, j, k, l, m, n;
    int progress_counter;
    herr_t status;
    hsize_t dims[2];
    hsize_t a_size[2];
    hsize_t offset[2];
    hsize_t chunk_size[2];
    int data_chunk[CHUNK_SIZE][CHUNK_SIZE];
    H5AC_cache_config_t default_config = H5AC__DEFAULT_CACHE_CONFIG;
    H5AC_cache_config_t mod_config_1 =
    {
      /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
      /* hbool_t     rpt_fcn_enabled        = */ FALSE,
      /* hbool_t     open_trace_file        = */ FALSE,
      /* hbool_t     close_trace_file       = */ FALSE,
      /* char        trace_file_name[]      = */ "",
      /* hbool_t     set_initial_size       = */ TRUE,
      /* size_t      initial_size           = */ 500000,
      /* double      min_clean_fraction     = */ 0.1,
      /* size_t      max_size               = */ 16000000,
      /* size_t      min_size               = */ 250000,
      /* long int    epoch_length           = */ 50000,
      /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__off,
      /* double      lower_hr_threshold     = */ 0.95,
      /* double      increment              = */ 2.0,
      /* hbool_t     apply_max_increment    = */ FALSE,
      /* size_t      max_increment          = */ 4000000,
      /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__off,
      /* double      upper_hr_threshold     = */ 0.999,
      /* double      decrement              = */ 0.9,
      /* hbool_t     apply_max_decrement    = */ FALSE,
      /* size_t      max_decrement          = */ 1000000,
      /* int         epochs_before_eviction = */ 2,
      /* hbool_t     apply_empty_reserve    = */ TRUE,
      /* double      empty_reserve          = */ 0.05,
      /* int         dirty_bytes_threshold  = */ (256 * 1024)
    };
    H5AC_cache_config_t mod_config_2 =
    {
      /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
      /* hbool_t     rpt_fcn_enabled        = */ FALSE,
      /* hbool_t     open_trace_file        = */ FALSE,
      /* hbool_t     close_trace_file       = */ FALSE,
      /* char        trace_file_name[]      = */ "",
      /* hbool_t     set_initial_size       = */ TRUE,
      /* size_t      initial_size           = */ 12000000,
      /* double      min_clean_fraction     = */ 0.1,
      /* size_t      max_size               = */ 16000000,
      /* size_t      min_size               = */ 250000,
      /* long int    epoch_length           = */ 50000,
      /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__off,
      /* double      lower_hr_threshold     = */ 0.95,
      /* double      increment              = */ 2.0,
      /* hbool_t     apply_max_increment    = */ FALSE,
      /* size_t      max_increment          = */ 4000000,
      /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__off,
      /* double      upper_hr_threshold     = */ 0.999,
      /* double      decrement              = */ 0.9,
      /* hbool_t     apply_max_decrement    = */ FALSE,
      /* size_t      max_decrement          = */ 1000000,
      /* int         epochs_before_eviction = */ 2,
      /* hbool_t     apply_empty_reserve    = */ TRUE,
      /* double      empty_reserve          = */ 0.05,
      /* int         dirty_bytes_threshold  = */ (256 * 1024)
    };
    H5AC_cache_config_t mod_config_3 =
    {
      /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
      /* hbool_t     rpt_fcn_enabled        = */ FALSE,
      /* hbool_t     open_trace_file        = */ FALSE,
      /* hbool_t     close_trace_file       = */ FALSE,
      /* char        trace_file_name[]      = */ "",
      /* hbool_t     set_initial_size       = */ TRUE,
      /* size_t      initial_size           = */ 2000000,
      /* double      min_clean_fraction     = */ 0.1,
      /* size_t      max_size               = */ 16000000,
      /* size_t      min_size               = */ 250000,
      /* long int    epoch_length           = */ 50000,
      /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__off,
      /* double      lower_hr_threshold     = */ 0.95,
      /* double      increment              = */ 2.0,
      /* hbool_t     apply_max_increment    = */ FALSE,
      /* size_t      max_increment          = */ 4000000,
      /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__off,
      /* double      upper_hr_threshold     = */ 0.999,
      /* double      decrement              = */ 0.9,
      /* hbool_t     apply_max_decrement    = */ FALSE,
      /* size_t      max_decrement          = */ 1000000,
      /* int         epochs_before_eviction = */ 2,
      /* hbool_t     apply_empty_reserve    = */ TRUE,
      /* double      empty_reserve          = */ 0.05,
      /* int         dirty_bytes_threshold  = */ (256 * 1024)
    };

    TESTING("MDC API smoke check");

    pass = TRUE;

    /* Open a file with the default FAPL.  Verify that the cache is
     * configured as per the default both by looking at its internal
     * configuration, and via the H5Fget_mdc_config() call.
     *
     * Then set the cache to mod_config_1, which fixes cache size at
     * 500000 bytes, and turns off automatic cache resize.
     */

    /* setup the file name */

    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout,"\nSetting up file ... ");
        HDfflush(stdout);
    }

    if ( pass ) {

        if ( h5_fixname(FILENAME[0], H5P_DEFAULT, filename, sizeof(filename))
            == NULL ) {

            pass = FALSE;
            failure_mssg = "h5_fixname() failed.\n";
        }
    }

    /* create the file using the default FAPL */
    if ( pass ) {

        file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);

        if ( file_id < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fcreate() failed.\n";
        }
    }

    /* verify that the cache is set to the default config */
    validate_mdc_config(file_id, &default_config, TRUE, 1);

    /* set alternate config 1 */
    if ( pass ) {

        if ( H5Fset_mdc_config(file_id, &mod_config_1) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fset_mdc_config() failed 1.\n";
        }
    }

    /* verify that the cache is now set to the alternate config */
    validate_mdc_config(file_id, &mod_config_1, TRUE, 2);

    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout,"Done.\n"); /* setting up file */
        HDfflush(stdout);
    }


    /* create the datasets */

    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout,"Creating datasets ... ");
        HDfflush(stdout);
    }

    if ( pass ) {

        i = 0;

        while ( ( pass ) && ( i < NUM_DSETS ) )
        {
            /* create a dataspace for the chunked dataset */
            dims[0] = DSET_SIZE;
            dims[1] = DSET_SIZE;
            dataspace_id = H5Screate_simple(2, dims, NULL);

            if ( dataspace_id < 0 ) {

                pass = FALSE;
                failure_mssg = "H5Screate_simple() failed.";
            }

            /* set the dataset creation plist to specify that the raw data is
             * to be partioned into 10X10 element chunks.
             */

            if ( pass ) {

                chunk_size[0] = CHUNK_SIZE;
                chunk_size[1] = CHUNK_SIZE;
                properties = H5Pcreate(H5P_DATASET_CREATE);

                if ( properties < 0 ) {

                    pass = FALSE;
                    failure_mssg = "H5Pcreate() failed.";
                }
            }

            if ( pass ) {

                if ( H5Pset_chunk(properties, 2, chunk_size) < 0 ) {

                    pass = FALSE;
                    failure_mssg = "H5Pset_chunk() failed.";
                }
            }

            /* create the dataset */
            if ( pass ) {

                sprintf(dset_name, "/dset%03d", i);
                dataset_ids[i] = H5Dcreate(file_id, dset_name, H5T_STD_I32BE,
                                           dataspace_id, properties);

                if ( dataset_ids[i] < 0 ) {

                    pass = FALSE;
                    failure_mssg = "H5Dcreate() failed.";
                }
            }

            /* get the file space ID */
            if ( pass ) {

                filespace_ids[i] = H5Dget_space(dataset_ids[i]);

                if ( filespace_ids[i] < 0 ) {

                    pass = FALSE;
                    failure_mssg = "H5Dget_space() failed.";
                }
            }

            i++;
        }
    }

    /* create the mem space to be used to read and write chunks */
    if ( pass ) {

        dims[0] = CHUNK_SIZE;
        dims[1] = CHUNK_SIZE;
        memspace_id = H5Screate_simple(2, dims, NULL);

        if ( memspace_id < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Screate_simple() failed.";
        }
    }

    /* select in memory hyperslab */
    if ( pass ) {

        offset[0] = 0;  /*offset of hyperslab in memory*/
        offset[1] = 0;
        a_size[0] = CHUNK_SIZE;  /*size of hyperslab*/
        a_size[1] = CHUNK_SIZE;
        status = H5Sselect_hyperslab(memspace_id, H5S_SELECT_SET, offset, NULL,
                                     a_size, NULL);

        if ( status < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Sselect_hyperslab() failed.";
        }
    }

    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout,"Done.\n");
        HDfflush(stdout);
    }

    /* initialize all datasets on a round robin basis */
    i = 0;
    progress_counter = 0;

    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout, "Initializing datasets ");
        HDfflush(stdout);
    }

    while ( ( pass ) && ( i < DSET_SIZE ) )
    {
        j = 0;
        while ( ( pass ) && ( j < DSET_SIZE ) )
        {
            m = 0;
            while ( ( pass ) && ( m < NUM_DSETS ) )
            {
                /* initialize the slab */
                for ( k = 0; k < CHUNK_SIZE; k++ )
                {
                    for ( l = 0; l < CHUNK_SIZE; l++ )
                    {
                        data_chunk[k][l] = (DSET_SIZE * DSET_SIZE * m) +
                                           (DSET_SIZE * (i + k)) + j + l;
                    }
                }

                /* select on disk hyperslab */
                offset[0] = i; /*offset of hyperslab in file*/
                offset[1] = j;
                a_size[0] = CHUNK_SIZE;   /*size of hyperslab*/
                a_size[1] = CHUNK_SIZE;
                status = H5Sselect_hyperslab(filespace_ids[m], H5S_SELECT_SET,
                                         offset, NULL, a_size, NULL);

                if ( status < 0 ) {

                    pass = FALSE;
                    failure_mssg = "disk H5Sselect_hyperslab() failed.";
                }

                /* write the chunk to file */
                status = H5Dwrite(dataset_ids[m], H5T_NATIVE_INT, memspace_id,
                                  filespace_ids[m], H5P_DEFAULT, data_chunk);

                if ( status < 0 ) {

                    pass = FALSE;
                    failure_mssg = "H5Dwrite() failed.";
                }
                m++;
            }
            j += CHUNK_SIZE;
        }

        /* check the cache hit rate, and reset the counters.
         * Hit rate should be just about unity here, so we will just
         * get the data and (possibly) print it without checking it
         * beyond ensuring that it agrees with the cache internal
         * data structures.
         *
         * similarly, check cache size.
         */

        if ( ( pass ) && ( i % (DSET_SIZE / 4) == 0 ) ) {

            check_and_validate_cache_hit_rate(file_id, NULL, dump_hit_rate,
                                              min_accesses, min_hit_rate);

            check_and_validate_cache_size(file_id, NULL, NULL, NULL, NULL,
                                          dump_cache_size);
        }

        i += CHUNK_SIZE;

        if ( ( pass ) && ( report_progress ) ) {

	    progress_counter += CHUNK_SIZE;

	    if ( progress_counter >= DSET_SIZE / 20 ) {

	        progress_counter = 0;
	        HDfprintf(stdout, ".");
                HDfflush(stdout);
	    }
	}
    }

    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout," Done.\n"); /* initializing data sets */
        HDfflush(stdout);
    }

    /* set alternate config 2 */
    if ( pass ) {

        if ( H5Fset_mdc_config(file_id, &mod_config_2) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fset_mdc_config() failed 2.\n";
        }
    }

    /* verify that the cache is now set to the alternate config */
    validate_mdc_config(file_id, &mod_config_2, TRUE, 3);

    /* do random reads on all datasets */

    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout, "Doing random reads on all datasets ");
        HDfflush(stdout);
    }

    n = 0;
    progress_counter = 0;
    while ( ( pass ) && ( n < NUM_RANDOM_ACCESSES ) )
    {
        m = rand() % NUM_DSETS;
        i = (rand() % (DSET_SIZE / CHUNK_SIZE)) * CHUNK_SIZE;
        j = (rand() % (DSET_SIZE / CHUNK_SIZE)) * CHUNK_SIZE;

        /* select on disk hyperslab */
        offset[0] = i; /*offset of hyperslab in file*/
        offset[1] = j;
        a_size[0] = CHUNK_SIZE;   /*size of hyperslab*/
        a_size[1] = CHUNK_SIZE;
        status = H5Sselect_hyperslab(filespace_ids[m], H5S_SELECT_SET,
                                     offset, NULL, a_size, NULL);

        if ( status < 0 ) {

           pass = FALSE;
           failure_mssg = "disk hyperslab create failed.";
        }

        /* read the chunk from file */
        if ( pass ) {

            status = H5Dread(dataset_ids[m], H5T_NATIVE_INT, memspace_id,
                             filespace_ids[m], H5P_DEFAULT, data_chunk);

            if ( status < 0 ) {

               pass = FALSE;
               failure_mssg = "disk hyperslab create failed.";
            }
        }

        /* validate the slab */
        if ( pass ) {

            valid_chunk = TRUE;
            for ( k = 0; k < CHUNK_SIZE; k++ )
            {
                for ( l = 0; l < CHUNK_SIZE; l++ )
                {
                     if ( data_chunk[k][l]
                          !=
                          ((DSET_SIZE * DSET_SIZE * m) +
                           (DSET_SIZE * (i + k)) + j + l) ) {

                         valid_chunk = FALSE;
#if 0 /* this will be useful from time to time -- lets keep it*/
                         HDfprintf(stdout,
                                   "data_chunk[%0d][%0d] = %0d, expect %0d.\n",
                                   k, l, data_chunk[k][l],
                                   ((DSET_SIZE * DSET_SIZE * m) +
                                    (DSET_SIZE * (i + k)) + j + l));
                         HDfprintf(stdout,
                                   "m = %d, i = %d, j = %d, k = %d, l = %d\n",
                                   m, i, j, k, l);
#endif
                    }
                }
            }

            if ( ! valid_chunk ) {
#if 1
                pass = FALSE;
                failure_mssg = "slab validation failed.";
#else /* as above */
                fprintf(stdout, "Chunk (%0d, %0d) in /dset%03d is invalid.\n",
                        i, j, m);
#endif
            }
        }

        if ( ( pass ) && ( n % (NUM_RANDOM_ACCESSES / 4) == 0 ) ) {

            check_and_validate_cache_hit_rate(file_id, NULL, dump_hit_rate,
                                              min_accesses, min_hit_rate);

            check_and_validate_cache_size(file_id, NULL, NULL, NULL, NULL,
                                          dump_cache_size);
        }

        n++;

        if ( ( pass ) && ( report_progress ) ) {

	    progress_counter++;

	    if ( progress_counter >= NUM_RANDOM_ACCESSES / 20 ) {

	        progress_counter = 0;
	        HDfprintf(stdout, ".");
                HDfflush(stdout);
	    }
	}
    }

    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout, " Done.\n"); /* random reads on all data sets */
        HDfflush(stdout);
    }


    /* close the file spaces we are done with */
    i = 1;
    while ( ( pass ) && ( i < NUM_DSETS ) )
    {
        if ( H5Sclose(filespace_ids[i]) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Sclose() failed.";
        }
        i++;
    }


    /* close the datasets we are done with */
    i = 1;
    while ( ( pass ) && ( i < NUM_DSETS ) )
    {
        if ( H5Dclose(dataset_ids[i]) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Dclose() failed.";
        }
        i++;
    }

    /* set alternate config 3 */
    if ( pass ) {

        if ( H5Fset_mdc_config(file_id, &mod_config_3) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fset_mdc_config() failed 3.\n";
        }
    }

    /* verify that the cache is now set to the alternate config */
    validate_mdc_config(file_id, &mod_config_3, TRUE, 4);

    /* do random reads on data set 0 only */

    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout, "Doing random reads on dataset 0 ");
        HDfflush(stdout);
    }

    m = 0;
    n = 0;
    progress_counter = 0;
    while ( ( pass ) && ( n < NUM_RANDOM_ACCESSES ) )
    {
        i = (rand() % (DSET_SIZE / CHUNK_SIZE)) * CHUNK_SIZE;
        j = (rand() % (DSET_SIZE / CHUNK_SIZE)) * CHUNK_SIZE;

        /* select on disk hyperslab */
        offset[0] = i; /*offset of hyperslab in file*/
        offset[1] = j;
        a_size[0] = CHUNK_SIZE;   /*size of hyperslab*/
        a_size[1] = CHUNK_SIZE;
        status = H5Sselect_hyperslab(filespace_ids[m], H5S_SELECT_SET,
                                     offset, NULL, a_size, NULL);

        if ( status < 0 ) {

           pass = FALSE;
           failure_mssg = "disk hyperslab create failed.";
        }

        /* read the chunk from file */
        if ( pass ) {

            status = H5Dread(dataset_ids[m], H5T_NATIVE_INT, memspace_id,
                             filespace_ids[m], H5P_DEFAULT, data_chunk);

            if ( status < 0 ) {

               pass = FALSE;
               failure_mssg = "disk hyperslab create failed.";
            }
        }

        /* validate the slab */
        if ( pass ) {

            valid_chunk = TRUE;
            for ( k = 0; k < CHUNK_SIZE; k++ )
            {
               for ( l = 0; l < CHUNK_SIZE; l++ )
               {
                   if ( data_chunk[k][l]
                        !=
                        ((DSET_SIZE * DSET_SIZE * m) +
                         (DSET_SIZE * (i + k)) + j + l) ) {

                       valid_chunk = FALSE;
                  }
#if 0 /* this will be useful from time to time -- lets keep it */
                  HDfprintf(stdout, "data_chunk[%0d][%0d] = %0d, expect %0d.\n",
                            k, l, data_chunk[k][l],
                            ((DSET_SIZE * DSET_SIZE * m) +
                             (DSET_SIZE * (i + k)) + j + l));
#endif
                }
            }

            if ( ! valid_chunk ) {

                pass = FALSE;
                failure_mssg = "slab validation failed.";
#if 0 /* as above */
                fprintf(stdout, "Chunk (%0d, %0d) in /dset%03d is invalid.\n",
                        i, j, m);
#endif
            }
        }

        if ( ( pass ) && ( n % (NUM_RANDOM_ACCESSES / 4) == 0 ) ) {

            check_and_validate_cache_hit_rate(file_id, NULL, dump_hit_rate,
                                              min_accesses, min_hit_rate);

            check_and_validate_cache_size(file_id, NULL, NULL, NULL, NULL,
                                          dump_cache_size);
        }

        n++;

        if ( ( pass ) && ( report_progress ) ) {

	    progress_counter++;

	    if ( progress_counter >= NUM_RANDOM_ACCESSES / 20 ) {

	        progress_counter = 0;
	        HDfprintf(stdout, ".");
                HDfflush(stdout);
	    }
	}
    }

    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout, " Done.\n"); /* random reads data set 0 */
        HDfflush(stdout);
    }


    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout,"Shutting down ... ");
        HDfflush(stdout);
    }


    /* close file space 0 */
    if ( pass ) {

        if ( H5Sclose(filespace_ids[0]) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Sclose(filespace_ids[0]) failed.";
        }
    }

    /* close the data space */
    if ( pass ) {

        if ( H5Sclose(dataspace_id) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Sclose(dataspace) failed.";
        }
    }

    /* close the mem space */
    if ( pass ) {

        if ( H5Sclose(memspace_id) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Sclose(memspace_id) failed.";
        }
    }

    /* close dataset 0 */
    if ( pass ) {

        if ( H5Dclose(dataset_ids[0]) < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Dclose(dataset_ids[0]) failed.";
        }
    }

    /* close the file and delete it */
    if ( pass ) {

	if ( H5Fclose(file_id) < 0  ) {

            pass = FALSE;
	    failure_mssg = "H5Fclose() failed.\n";

        }
        else if ( HDremove(filename) < 0 ) {

            pass = FALSE;
	    failure_mssg = "HDremove() failed.\n";
        }
    }

    if ( ( pass ) && ( report_progress ) ) {

	HDfprintf(stdout,"Done.\n"); /* shutting down */
        HDfflush(stdout);
    }


    if ( pass ) { PASSED(); } else { H5_FAILED(); }

    if ( ! pass )
        HDfprintf(stdout, "%s: failure_mssg = \"%s\".\n",
                  fcn_name, failure_mssg);

} /* mdc_api_call_smoke_check() */


/* The following array of invalid external MDC cache configurations is
 * used to test error rejection in the MDC related API calls.
 */

#define NUM_INVALID_CONFIGS	34

H5AC_cache_config_t invalid_configs[NUM_INVALID_CONFIGS] =
{
  {
    /* 0 -- bad version */
    /* int         version                = */ -1,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 1 -- bad rpt_fcn_enabled */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ (hbool_t)-1,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 2 -- bad open_trace_file */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ (hbool_t)-1,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 3 -- bad close_trace_file */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ (hbool_t)-1,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 4 -- open_trace_file == TRUE and empty trace_file_name */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ TRUE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 5 -- bad set_initial_size */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ 2,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 6 -- max_size too big */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ H5C__MAX_MAX_CACHE_SIZE + 1,
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 7 -- min_size too small */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ H5C__MIN_MAX_CACHE_SIZE - 1,
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 8 -- min_size > max_size */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ FALSE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ (16 * 1024 * 1024 + 1),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 9 -- initial size out of range (too big) */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (16 * 1024 * 1024 + 1),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 10 -- initial_size out of range (too small) */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024 - 1),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 11 -- min_clean_fraction too big */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 1.000001,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 12 -- min_clean_fraction too small */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ -0.00000001,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 13 -- epoch_length too small */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ H5C__MIN_AR_EPOCH_LENGTH - 1,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 14 -- epoch_length too big */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ H5C__MAX_AR_EPOCH_LENGTH + 1,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 15 -- invalid incr_mode */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ -1,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 16 -- lower_hr_threshold too small */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ -0.000001,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 17 -- lower_hr_threshold too big */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 1.00000001,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 18 -- increment too small */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 0.999999999999,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 19 -- bad apply_max_increment */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ (hbool_t)-1,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 20 -- bad decr_mode */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ -1,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 21 -- upper_hr_threshold too big */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__threshold,
    /* double      upper_hr_threshold     = */ 1.00001,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 22 -- decrement too small */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ -0.0000000001,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 23 -- decrement too big */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 1.0000000001,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 24 -- epochs_before_eviction too small */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 0,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 24 -- epochs_before_eviction too big */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ H5C__MAX_EPOCH_MARKERS + 1,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 26 -- invalid apply_empty_reserve */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ 2,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 27 -- empty_reserve too small */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ -0.0000000001,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 28 -- empty_reserve too big */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 1.00000000001,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 29 -- upper_hr_threshold too small */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ -0.000000001,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 30 -- upper_hr_threshold too big */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 1.00000001,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 31 -- upper_hr_threshold <= lower_hr_threshold */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.9,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (256 * 1024)
  },
  {
    /* 32 -- dirty_bytes_threshold too small */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.999,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (H5C__MIN_MAX_CACHE_SIZE / 2) - 1
  },
  {
    /* 33 -- dirty_bytes_threshold too big */
    /* int         version                = */ H5C__CURR_AUTO_SIZE_CTL_VER,
    /* hbool_t     rpt_fcn_enabled        = */ FALSE,
    /* hbool_t     open_trace_file        = */ FALSE,
    /* hbool_t     close_trace_file       = */ FALSE,
    /* char        trace_file_name[]      = */ "",
    /* hbool_t     set_initial_size       = */ TRUE,
    /* size_t      initial_size           = */ (1 * 1024 * 1024),
    /* double      min_clean_fraction     = */ 0.25,
    /* size_t      max_size               = */ (16 * 1024 * 1024),
    /* size_t      min_size               = */ ( 1 * 1024 * 1024),
    /* long int    epoch_length           = */ 50000,
    /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold,
    /* double      lower_hr_threshold     = */ 0.9,
    /* double      increment              = */ 2.0,
    /* hbool_t     apply_max_increment    = */ TRUE,
    /* size_t      max_increment          = */ (4 * 1024 * 1024),
    /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,
    /* double      upper_hr_threshold     = */ 0.9,
    /* double      decrement              = */ 0.9,
    /* hbool_t     apply_max_decrement    = */ TRUE,
    /* size_t      max_decrement          = */ (1 * 1024 * 1024),
    /* int         epochs_before_eviction = */ 3,
    /* hbool_t     apply_empty_reserve    = */ TRUE,
    /* double      empty_reserve          = */ 0.1,
    /* int         dirty_bytes_threshold  = */ (H5C__MAX_MAX_CACHE_SIZE / 4) + 1
  }
};


/*-------------------------------------------------------------------------
 * Function:	check_fapl_mdc_api_errs()
 *
 * Purpose:	Verify that the FAPL related MDC API calls reject input
 *		errors gracefully.
 *
 * Return:	void
 *
 * Programmer:	John Mainzer
 *              4/19/04
 *
 * Modifications:
 *
 *-------------------------------------------------------------------------
 */

static void
check_fapl_mdc_api_errs(void)
{
    const char * fcn_name = "check_fapl_mdc_api_errs()";
    static char msg[128];
    int i;
    herr_t result;
    hid_t fapl_id = -1;
    H5AC_cache_config_t default_config = H5AC__DEFAULT_CACHE_CONFIG;
    H5AC_cache_config_t scratch;

    TESTING("MDC/FAPL related API input errors");

    pass = TRUE;


    /* first test H5Pget_mdc_config().
     */

    scratch.version = H5C__CURR_AUTO_SIZE_CTL_VER;
    if  ( pass ) {

        H5E_BEGIN_TRY { result = H5Pget_mdc_config(-1, &scratch); } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Pget_mdc_config() accepted invalid plist_id.";
        }
    }

    /* Create a FAPL for test purposes, and verify that it contains the
     * default MDC configuration.
     */

    if ( pass ) {

        fapl_id = H5Pcreate(H5P_FILE_ACCESS);

        if ( fapl_id < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Pcreate(H5P_FILE_ACCESS) failed.\n";
        }
    }

    scratch.version = H5C__CURR_AUTO_SIZE_CTL_VER;
    if ( ( pass ) &&
         ( ( H5Pget_mdc_config(fapl_id, &scratch) < 0 ) ||
           ( !CACHE_CONFIGS_EQUAL(default_config, scratch, TRUE, TRUE) ) ) ) {

        pass = FALSE;
        failure_mssg = "New FAPL has unexpected metadata cache config?!?!?.\n";
    }

    if  ( pass ) {

        H5E_BEGIN_TRY {
            result = H5Pget_mdc_config(fapl_id, NULL);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Pget_mdc_config() accepted NULL config_ptr.";
        }
    }

    /* one last test for H5Pget_mdc_config() */

    scratch.version = -1; /* a convenient, invalid value */
    if  ( pass ) {

        H5E_BEGIN_TRY {
            result = H5Pget_mdc_config(fapl_id, &scratch);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Pget_mdc_config() accepted bad config version.";
        }
    }


    /* now test H5Pset_mdc_config()
     */

    scratch.version = H5C__CURR_AUTO_SIZE_CTL_VER;
    if ( pass ) {

        H5E_BEGIN_TRY {
            result = H5Pset_mdc_config(-1, &default_config);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Pset_mdc_config() accepted bad invalid plist_id.";
        }
    }

    if ( pass ) {

        H5E_BEGIN_TRY {
            result = H5Pset_mdc_config(fapl_id, NULL);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Pset_mdc_config() accepted NULL config_ptr.";
        }
    }

    i = 0;
    while ( ( pass ) && ( i < NUM_INVALID_CONFIGS ) )
    {
        H5E_BEGIN_TRY {
            result = H5Pset_mdc_config(fapl_id, &(invalid_configs[i]));
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            HDsnprintf(msg, (size_t)128,
                   "H5Pset_mdc_config() accepted invalid_configs[%d].", i);
            failure_mssg = msg;
        }
        i++;
    }

    /* verify that none of the above calls to H5Pset_mdc_config() changed
     * the configuration in the FAPL.
     */
    scratch.version = H5C__CURR_AUTO_SIZE_CTL_VER;
    if ( ( pass ) &&
         ( ( H5Pget_mdc_config(fapl_id, &scratch) < 0 ) ||
           ( !CACHE_CONFIGS_EQUAL(default_config, scratch, TRUE, TRUE) ) ) ) {

        pass = FALSE;
        failure_mssg = "FAPL metadata cache config changed???.\n";
    }

    if ( pass ) { PASSED(); } else { H5_FAILED(); }

    if ( ! pass )
        HDfprintf(stdout, "%s: failure_mssg = \"%s\".\n",
                  fcn_name, failure_mssg);

} /* check_fapl_mdc_api_errs() */


/*-------------------------------------------------------------------------
 * Function:	check_file_mdc_api_errs()
 *
 * Purpose:	Verify that the file related MDC API calls reject input
 *		errors gracefully.
 *
 * Return:	void
 *
 * Programmer:	John Mainzer
 *              4/19/04
 *
 * Modifications:
 *
 *-------------------------------------------------------------------------
 */

static void
check_file_mdc_api_errs(void)
{
    const char * fcn_name = "check_file_mdc_api_errs()";
    char filename[512];
    static char msg[128];
    hbool_t show_progress = FALSE;
    int i;
    herr_t result;
    hid_t file_id = -1;
    size_t max_size;
    size_t min_clean_size;
    size_t cur_size;
    int cur_num_entries;
    double hit_rate;
    H5AC_cache_config_t default_config = H5AC__DEFAULT_CACHE_CONFIG;
    H5AC_cache_config_t scratch;

    TESTING("MDC/FILE related API input errors");

    pass = TRUE;

    /* Create a file for test purposes, and veify that its metadata cache
     * set to the default MDC configuration.
     */

    /* setup the file name */
    if ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: calling h5_fixname().\n", fcn_name);
	}

        if ( h5_fixname(FILENAME[0], H5P_DEFAULT, filename, sizeof(filename))
            == NULL ) {

            pass = FALSE;
            failure_mssg = "h5_fixname() failed.\n";
        }
    }

    if ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: calling H5Fcreate().\n", fcn_name);
	}

        file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);

        if ( file_id < 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fcreate() failed.\n";
        }
    }

    validate_mdc_config(file_id, &default_config, TRUE, 1);


    /* test H5Fget_mdc_config().  */

    scratch.version = H5C__CURR_AUTO_SIZE_CTL_VER;
    if  ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: testing H5Fget_mdc_config() 1.\n", fcn_name);
	}

        H5E_BEGIN_TRY {
            result = H5Fget_mdc_config(-1, &scratch);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_config() accepted invalid file_id.";
        }
    }

    if  ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: testing H5Fget_mdc_config() 2.\n", fcn_name);
	}

        H5E_BEGIN_TRY {
            result = H5Fget_mdc_config(file_id, NULL);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_config() accepted NULL config_ptr.";
        }
    }

    scratch.version = -1; /* a convenient, invalid value */
    if  ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: testing H5Fget_mdc_config() 3.\n", fcn_name);
	}

        H5E_BEGIN_TRY {
            result = H5Fget_mdc_config(file_id, &scratch);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_config() accepted bad config version.";
        }
    }


    /* test H5Fset_mdc_config() */

    scratch.version = H5C__CURR_AUTO_SIZE_CTL_VER;
    if ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: testing H5Fset_mdc_config() 1.\n", fcn_name);
	}

        H5E_BEGIN_TRY {
            result = H5Fset_mdc_config(-1, &default_config);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fset_mdc_config() accepted bad invalid file_id.";
        }
    }

    if ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: testing H5Fset_mdc_config() 2.\n", fcn_name);
	}

        H5E_BEGIN_TRY {
            result = H5Fset_mdc_config(file_id, NULL);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fset_mdc_config() accepted NULL config_ptr.";
        }
    }

    i = 0;
    while ( ( pass ) && ( i < NUM_INVALID_CONFIGS ) )
    {
	if ( show_progress ) {

	    HDfprintf(stdout, 
		    "%s: testing H5Fset_mdc_config() with invalid config %d.\n",
		    fcn_name, i);
	}

        H5E_BEGIN_TRY {
            result = H5Fset_mdc_config(file_id, &(invalid_configs[i]));
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            HDsnprintf(msg, (size_t)128,
                   "H5Fset_mdc_config() accepted invalid_configs[%d].", i);
            failure_mssg = msg;
        }
        i++;
    }

    /* verify that none of the above calls to H5Fset_mdc_config() changed
     * the configuration in the FAPL.
     */
    validate_mdc_config(file_id, &default_config, TRUE, 2);


    /* test H5Fget_mdc_hit_rate() */
    if ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: testing H5Fget_mdc_hit_rate() 1.\n", 
		      fcn_name);
	}

        H5E_BEGIN_TRY {
            result = H5Fget_mdc_hit_rate(-1, &hit_rate);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_hit_rate() accepted bad file_id.";
        }
    }

    if ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: testing H5Fget_mdc_hit_rate() 2.\n", 
		      fcn_name);
	}

        H5E_BEGIN_TRY {
            result = H5Fget_mdc_hit_rate(file_id, NULL);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_hit_rate() accepted NULL hit_rate_ptr.";
        }
    }


    /* test H5Freset_mdc_hit_rate_stats() */
    if ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: testing H5Freset_mdc_hit_rate_stats().\n", 
		      fcn_name);
	}

        H5E_BEGIN_TRY {
            result = H5Freset_mdc_hit_rate_stats(-1);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg =
                "H5Freset_mdc_hit_rate_stats() accepted bad file_id.";
        }
    }


    /* test H5Fget_mdc_size() */
    if ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: testing H5Fget_mdc_size() 1.\n", fcn_name);
	}

        H5E_BEGIN_TRY {
            result = H5Fget_mdc_size(-1, &max_size, &min_clean_size,
                                     &cur_size, &cur_num_entries);
        } H5E_END_TRY;

        if ( result >= 0 ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_size() accepted bad file_id.";
        }
    }

    if ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: testing H5Fget_mdc_size() 2.\n", fcn_name);
	}

        if ( ( H5Fget_mdc_size(file_id, &max_size, NULL, NULL, NULL) < 0 ) ||
             ( H5Fget_mdc_size(file_id, NULL, &min_clean_size,
                               NULL, NULL) < 0 ) ||
             ( H5Fget_mdc_size(file_id, NULL, NULL, &cur_size, NULL) < 0 ) ||
             ( H5Fget_mdc_size(file_id, NULL, NULL, NULL,
                               &cur_num_entries) < 0 ) ||
             ( H5Fget_mdc_size(file_id, NULL, NULL, NULL, NULL) < 0 ) ) {

            pass = FALSE;
            failure_mssg = "H5Fget_mdc_size() failed to handle NULL params.";
        }
    }


    /* close the file and delete it */
    if ( pass ) {

	if ( show_progress ) {

	    HDfprintf(stdout, "%s: cleaning up from tests.\n", fcn_name);
	}

        if ( H5Fclose(file_id) < 0  ) {

            pass = FALSE;
            failure_mssg = "H5Fclose() failed.\n";

        } else if ( HDremove(filename) < 0 ) {

            pass = FALSE;
            failure_mssg = "HDremove() failed.\n";
        }
    }

    if ( pass ) { PASSED(); } else { H5_FAILED(); }

    if ( ! pass )
        HDfprintf(stdout, "%s: failure_mssg = \"%s\".\n",
                  fcn_name, failure_mssg);

} /* check_file_mdc_api_errs() */


/*-------------------------------------------------------------------------
 * Function:	main
 *
 * Purpose:	Run tests on the cache code contained in H5C.c
 *
 * Return:	Success:
 *
 *		Failure:
 *
 * Programmer:	John Mainzer
 *              6/24/04
 *
 * Modifications:
 *
 *-------------------------------------------------------------------------
 */

int
main(void)
{
    H5open();

    skip_long_tests = FALSE;

#ifdef NDEBUG
    run_full_test = TRUE;
#else /* NDEBUG */
    run_full_test = FALSE;
#endif /* NDEBUG */

#if 1
    check_fapl_mdc_api_calls();
#endif
#if 1
    check_file_mdc_api_calls();
#endif
#if 1
    mdc_api_call_smoke_check();
#endif
#if 1
    check_fapl_mdc_api_errs();
#endif
#if 1
    check_file_mdc_api_errs();
#endif

    return(0);

} /* main() */