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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* 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 COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://www.hdfgroup.org/licenses. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Purpose: Tests basic VFD plugin operations. Uses a basic testing VFD
* which is loaded as a dynamic plugin.
*/
#include "h5test.h"
#include "null_vfd_plugin.h"
#define DEFAULT_DRIVER_NAME "sec2"
/*-------------------------------------------------------------------------
* Function: test_set_by_name()
*
* Purpose: Tests if we can load and register a VFD plugin by name.
*
* Return: SUCCEED/FAIL
*
*-------------------------------------------------------------------------
*/
static herr_t
test_set_by_name(void)
{
htri_t is_registered = FAIL;
hid_t driver_id = H5I_INVALID_HID;
hid_t fapl_id = H5I_INVALID_HID;
TESTING("VFD plugin registration by name");
/* The null VFD should not be registered at the start of the test */
if ((is_registered = H5FDis_driver_registered_by_name(NULL_VFD_NAME)) < 0)
TEST_ERROR;
if (true == is_registered)
FAIL_PUTS_ERROR("NULL VFD is inappropriately registered");
/* Register the null VFD by name */
if ((fapl_id = H5Pcreate(H5P_FILE_ACCESS)) < 0)
TEST_ERROR;
if (H5Pset_driver_by_name(fapl_id, NULL_VFD_NAME, NULL) < 0)
TEST_ERROR;
/* The null VFD should be registered now */
if ((is_registered = H5FDis_driver_registered_by_name(NULL_VFD_NAME)) < 0)
TEST_ERROR;
if (false == is_registered)
FAIL_PUTS_ERROR("NULL VFD was not registered");
/* Unregister the null VFD */
if ((driver_id = H5Pget_driver(fapl_id)) < 0)
TEST_ERROR;
if (H5FDunregister(driver_id) < 0)
TEST_ERROR;
/* Close FAPL, which holds last reference to null VFD */
if (H5Pclose(fapl_id) < 0)
TEST_ERROR;
/* The null VFD should not be registered now */
if ((is_registered = H5FDis_driver_registered_by_name(NULL_VFD_NAME)) < 0)
TEST_ERROR;
if (true == is_registered)
FAIL_PUTS_ERROR("NULL VFD is inappropriately registered");
PASSED();
return SUCCEED;
error:
H5E_BEGIN_TRY
{
H5Pclose(fapl_id);
}
H5E_END_TRY
return FAIL;
}
/*-------------------------------------------------------------------------
* Function: test_set_by_value()
*
* Purpose: Tests if we can load and register a VFD plugin by value
* (ID).
*
* Return: SUCCEED/FAIL
*
*-------------------------------------------------------------------------
*/
static herr_t
test_set_by_value(void)
{
htri_t is_registered = FAIL;
hid_t driver_id = H5I_INVALID_HID;
hid_t fapl_id = H5I_INVALID_HID;
TESTING("VFD plugin registration by value (ID)");
/* The null VFD should not be registered at the start of the test */
if ((is_registered = H5FDis_driver_registered_by_value(NULL_VFD_VALUE)) < 0)
TEST_ERROR;
if (true == is_registered)
FAIL_PUTS_ERROR("NULL VFD is inappropriately registered");
/* Register the null VFD by value */
if ((fapl_id = H5Pcreate(H5P_FILE_ACCESS)) < 0)
TEST_ERROR;
if (H5Pset_driver_by_value(fapl_id, NULL_VFD_VALUE, NULL) < 0)
TEST_ERROR;
/* The null VFD should be registered now */
if ((is_registered = H5FDis_driver_registered_by_value(NULL_VFD_VALUE)) < 0)
TEST_ERROR;
if (false == is_registered)
FAIL_PUTS_ERROR("NULL VFD was not registered");
/* Unregister the null VFD */
if ((driver_id = H5Pget_driver(fapl_id)) < 0)
TEST_ERROR;
if (H5FDunregister(driver_id) < 0)
TEST_ERROR;
/* Close FAPL, which holds last reference to null VFD */
if (H5Pclose(fapl_id) < 0)
TEST_ERROR;
/* The null VFD should not be registered now */
if ((is_registered = H5FDis_driver_registered_by_value(NULL_VFD_VALUE)) < 0)
TEST_ERROR;
if (true == is_registered)
FAIL_PUTS_ERROR("NULL VFD is inappropriately registered");
PASSED();
return SUCCEED;
error:
H5E_BEGIN_TRY
{
H5Pclose(fapl_id);
}
H5E_END_TRY
return FAIL;
}
/*-------------------------------------------------------------------------
* Function: test_set_multi()
*
* Purpose: Tests if we can register a VFD plugin multiple times.
*
* Return: SUCCEED/FAIL
*
*-------------------------------------------------------------------------
*/
#define N_REGISTRATIONS 10
static herr_t
test_set_multi(void)
{
htri_t is_registered = FAIL;
hid_t driver_id = H5I_INVALID_HID;
hid_t fapl_id = H5I_INVALID_HID;
int i;
TESTING("registering a VFD plugin multiple times");
/* The null VFD should not be registered at the start of the test */
if ((is_registered = H5FDis_driver_registered_by_name(NULL_VFD_NAME)) < 0)
TEST_ERROR;
if (true == is_registered)
FAIL_PUTS_ERROR("NULL VFD is inappropriately registered");
/* Register the VFD multiple times */
if ((fapl_id = H5Pcreate(H5P_FILE_ACCESS)) < 0)
TEST_ERROR;
for (i = 0; i < N_REGISTRATIONS; i++) {
if (H5Pset_driver_by_name(fapl_id, NULL_VFD_NAME, NULL) < 0)
TEST_ERROR;
}
/* The null VFD should be registered now */
if ((is_registered = H5FDis_driver_registered_by_name(NULL_VFD_NAME)) < 0)
TEST_ERROR;
if (false == is_registered)
FAIL_PUTS_ERROR("NULL VFD was not registered");
/* Unregister the null VFD */
if ((driver_id = H5Pget_driver(fapl_id)) < 0)
TEST_ERROR;
for (i = 0; i < N_REGISTRATIONS; i++) {
if (H5FDunregister(driver_id) < 0)
TEST_ERROR;
}
/* Close FAPL, which holds last reference to null VFD */
if (H5Pclose(fapl_id) < 0)
TEST_ERROR;
/* The null VFD should not be registered now */
if ((is_registered = H5FDis_driver_registered_by_name(NULL_VFD_NAME)) < 0)
TEST_ERROR;
if (true == is_registered)
FAIL_PUTS_ERROR("NULL VFD is inappropriately registered");
/* Repeat testing with the _by_value routines */
/* The null VFD should not be registered at the start of the test */
if ((is_registered = H5FDis_driver_registered_by_value(NULL_VFD_VALUE)) < 0)
TEST_ERROR;
if (true == is_registered)
FAIL_PUTS_ERROR("NULL VFD is inappropriately registered");
/* Register the VFD multiple times */
if ((fapl_id = H5Pcreate(H5P_FILE_ACCESS)) < 0)
TEST_ERROR;
for (i = 0; i < N_REGISTRATIONS; i++) {
if (H5Pset_driver_by_value(fapl_id, NULL_VFD_VALUE, NULL) < 0)
TEST_ERROR;
}
/* The null VFD should be registered now */
if ((is_registered = H5FDis_driver_registered_by_value(NULL_VFD_VALUE)) < 0)
TEST_ERROR;
if (false == is_registered)
FAIL_PUTS_ERROR("NULL VFD was not registered");
/* Unregister the null VFD */
if ((driver_id = H5Pget_driver(fapl_id)) < 0)
TEST_ERROR;
for (i = 0; i < N_REGISTRATIONS; i++) {
if (H5FDunregister(driver_id) < 0)
TEST_ERROR;
}
/* Close FAPL, which holds last reference to null VFD */
if (H5Pclose(fapl_id) < 0)
TEST_ERROR;
/* The null VFD should not be registered now */
if ((is_registered = H5FDis_driver_registered_by_value(NULL_VFD_VALUE)) < 0)
TEST_ERROR;
if (true == is_registered)
FAIL_PUTS_ERROR("NULL VFD is inappropriately registered");
PASSED();
return SUCCEED;
error:
H5E_BEGIN_TRY
{
H5Pclose(fapl_id);
}
H5E_END_TRY
return FAIL;
}
#undef N_REGISTRATIONS
/*-------------------------------------------------------------------------
* Function: test_get_config_str()
*
* Purpose: Tests if we can retrieve a configuration string set for a
* VFL driver.
*
* Return: SUCCEED/FAIL
*
*-------------------------------------------------------------------------
*/
static herr_t
test_get_config_str(void)
{
const char *const config_str = "{name: sec2}";
ssize_t config_str_len = 0;
hid_t fapl_id = H5I_INVALID_HID;
char config_str_buf[128];
TESTING("Retrieval of VFD configuration string");
if ((fapl_id = H5Pcreate(H5P_FILE_ACCESS)) < 0)
TEST_ERROR;
/* Try to retrieve length of default configuration string - should be 0 */
memset(config_str_buf, 0, 128);
if ((config_str_len = H5Pget_driver_config_str(fapl_id, config_str_buf, 128)) < 0)
TEST_ERROR;
if (0 != config_str_len)
TEST_ERROR;
if (strlen(config_str_buf) > 0)
TEST_ERROR;
/* Set a new configuration string on the FAPL and retrieve it */
if (H5Pset_driver_by_name(fapl_id, DEFAULT_DRIVER_NAME, config_str) < 0)
TEST_ERROR;
if ((config_str_len = H5Pget_driver_config_str(fapl_id, config_str_buf, 128)) < 0)
TEST_ERROR;
if (strlen(config_str) != config_str_len)
TEST_ERROR;
if (strncmp(config_str_buf, config_str, 128))
TEST_ERROR;
if (H5Pclose(fapl_id) < 0)
TEST_ERROR;
PASSED();
return SUCCEED;
error:
H5E_BEGIN_TRY
{
H5Pclose(fapl_id);
}
H5E_END_TRY
return FAIL;
}
/*-------------------------------------------------------------------------
* Function: test_env_var
*
* Purpose: Tests loading of NULL VFD plugin with HDF5_DRIVER
* environment variable and setting of VFD configuration
* string with HDF5_DRIVER_CONFIG environment variable
*
* Return: EXIT_SUCCESS/EXIT_FAILURE
*
*-------------------------------------------------------------------------
*/
static int
test_env_var(void)
{
const char *const config_str = "{name: null}";
ssize_t config_str_len = 0;
htri_t driver_is_registered;
char config_str_buf[128];
TESTING("Loading of VFD plugin with HDF5_DRIVER environment variable");
/* Try to retrieve length of default configuration string - should be 0 */
memset(config_str_buf, 0, 128);
if ((config_str_len = H5Pget_driver_config_str(H5P_FILE_ACCESS_DEFAULT, config_str_buf, 128)) < 0)
TEST_ERROR;
if (0 != config_str_len)
TEST_ERROR;
if (strlen(config_str_buf) > 0)
TEST_ERROR;
/* Set default driver and driver configuration using environment variables */
if (HDsetenv(HDF5_DRIVER, "null_vfd_plugin", 1) < 0)
TEST_ERROR;
if (HDsetenv(HDF5_DRIVER_CONFIG, config_str, 1) < 0)
TEST_ERROR;
/* Close and re-open HDF5 to have it parse the environment variables */
if (H5close() < 0)
TEST_ERROR;
if (H5open() < 0)
TEST_ERROR;
/* Check driver */
if ((driver_is_registered = H5FDis_driver_registered_by_name("null_vfd_plugin")) < 0)
TEST_ERROR;
if (!driver_is_registered)
TEST_ERROR;
if (H5Pget_driver(H5P_FILE_ACCESS_DEFAULT) == H5_DEFAULT_VFD)
TEST_ERROR;
/* Check driver configuration string */
memset(config_str_buf, 0, 128);
if ((config_str_len = H5Pget_driver_config_str(H5P_FILE_ACCESS_DEFAULT, config_str_buf, 128)) < 0)
TEST_ERROR;
if (strlen(config_str) != config_str_len)
TEST_ERROR;
if (strncmp(config_str_buf, config_str, 128))
TEST_ERROR;
/* Unset environment variables */
if (HDsetenv(HDF5_DRIVER, "", 1) < 0)
TEST_ERROR;
if (HDsetenv(HDF5_DRIVER_CONFIG, "", 1) < 0)
TEST_ERROR;
PASSED();
return SUCCEED;
error:
HDsetenv(HDF5_DRIVER, "", 1);
HDsetenv(HDF5_DRIVER_CONFIG, "", 1);
return FAIL;
}
/*-------------------------------------------------------------------------
* Function: main
*
* Purpose: Tests VFD plugin operations
*
* Return: EXIT_SUCCESS/EXIT_FAILURE
*
*-------------------------------------------------------------------------
*/
int
main(void)
{
int nerrors = 0;
h5_reset();
puts("Testing VFD plugin functionality.");
nerrors += (test_set_by_name() < 0) ? 1 : 0;
nerrors += (test_set_by_value() < 0) ? 1 : 0;
nerrors += (test_set_multi() < 0) ? 1 : 0;
nerrors += (test_get_config_str() < 0) ? 1 : 0;
nerrors += (test_env_var() < 0) ? 1 : 0;
if (nerrors) {
printf("***** %d VFD plugin TEST%s FAILED! *****\n", nerrors, nerrors > 1 ? "S" : "");
exit(EXIT_FAILURE);
}
puts("All VFD plugin tests passed.");
exit(EXIT_SUCCESS);
}
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