hdf5/test/tmeta.c
2023-06-29 12:33:46 -07:00

128 lines
5.2 KiB
C

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/***********************************************************
*
* Test program: tmeta
*
* Test the basic meta-data encode/decode macros calls.
*
*************************************************************/
#include "testhdf5.h"
#include "H5Fprivate.h"
#define TEST_INT16_VALUE (-7641)
#define TEST_UINT16_VALUE 45002
#define TEST_INT32_VALUE (-981236)
#define TEST_UINT32_VALUE 3476589
static uint8_t compar_buffer[] = {
/* Little-endian encoded version of the 16-bit signed integer */
(uint8_t)((TEST_INT16_VALUE)&0xff),
(uint8_t)((TEST_INT16_VALUE >> 8) & 0xff),
/* Little-endian encoded version of the 16-bit unsigned integer */
(uint8_t)((TEST_UINT16_VALUE)&0xff),
(uint8_t)((TEST_UINT16_VALUE >> 8) & 0xff),
/* Little-endian encoded version of the 32-bit signed integer */
(uint8_t)((TEST_INT32_VALUE)&0xff),
(uint8_t)((TEST_INT32_VALUE >> 8) & 0xff),
(uint8_t)((TEST_INT32_VALUE >> 16) & 0xff),
(uint8_t)((TEST_INT32_VALUE >> 24) & 0xff),
/* Little-endian encoded version of the 32-bit unsigned integer */
(uint8_t)((TEST_UINT32_VALUE)&0xff),
(uint8_t)((TEST_UINT32_VALUE >> 8) & 0xff),
(uint8_t)((TEST_UINT32_VALUE >> 16) & 0xff),
(uint8_t)((TEST_UINT32_VALUE >> 24) & 0xff),
};
static uint8_t encode_buffer[sizeof(compar_buffer)];
/****************************************************************
**
** test_metadata(): Main meta-data encode/decode testing routine.
**
****************************************************************/
void
test_metadata(void)
{
int16_t ei16 = TEST_INT16_VALUE; /* variables to hold the values to encode */
uint16_t eu16 = TEST_UINT16_VALUE;
int32_t ei32 = TEST_INT32_VALUE;
uint32_t eu32 = TEST_UINT32_VALUE;
int16_t di16; /* variables to hold the decoded values */
uint16_t du16;
int32_t di32;
uint32_t du32;
uint8_t *p; /* pointer into the buffer being en/de-coded */
/* Output message about test being performed */
MESSAGE(5, ("Testing Metadata Encoding/decoding\n"));
/* Start by encoding the values above */
p = encode_buffer;
INT16ENCODE(p, ei16); /* Encode the int16 value */
UINT16ENCODE(p, eu16); /* Encode the uint16 value */
INT32ENCODE(p, ei32); /* Encode the int32 value */
UINT32ENCODE(p, eu32); /* Encode the uint32 value */
/* Check if we got what we asked for */
if (memcmp(encode_buffer, compar_buffer, sizeof(compar_buffer)) != 0) {
unsigned u; /* local counting variable */
for (u = 0; u < sizeof(compar_buffer); u++) {
if (compar_buffer[u] != encode_buffer[u])
TestErrPrintf("Error encoding meta-data at offset %u, wanted: %u, got: %u\n", (unsigned)u,
(unsigned)compar_buffer[u], (unsigned)encode_buffer[u]);
} /* end for */
} /* end if */
/* Test decoding macros */
p = encode_buffer;
INT16DECODE(p, di16); /* Decode the int16 value */
UINT16DECODE(p, du16); /* Decode the uint16 value */
INT32DECODE(p, di32); /* Decode the int32 value */
UINT32DECODE(p, du32); /* Decode the uint32 value */
/* Check the values decoded */
if (di16 != TEST_INT16_VALUE)
TestErrPrintf("Error decoding int16 meta-data wanted: %d, got: %d "
"at %s:%d\n",
(int)TEST_INT16_VALUE, (int)di16, __FILE__, __LINE__);
if (du16 != TEST_UINT16_VALUE)
TestErrPrintf("Error decoding uint16 meta-data wanted: %u, got: %u "
"at %s:%d\n",
(unsigned)TEST_UINT16_VALUE, (unsigned)du16, __FILE__, __LINE__);
if (di32 != TEST_INT32_VALUE)
TestErrPrintf("Error decoding int32 meta-data wanted: %ld, got: %ld "
"at %s:%d\n",
(long)TEST_INT32_VALUE, (long)di32, __FILE__, __LINE__);
if (du32 != TEST_UINT32_VALUE)
TestErrPrintf("Error decoding uint32 meta-data wanted: %lu, got: %lu "
"at %s:%d\n",
(unsigned long)TEST_UINT32_VALUE, (unsigned long)du32, __FILE__, __LINE__);
} /* test_metadata() */
/*-------------------------------------------------------------------------
* Function: cleanup_metadata
*
* Purpose: Cleanup temporary test files
*
* Return: none
*
*-------------------------------------------------------------------------
*/
void
cleanup_metadata(void)
{
/* no file to clean */
}