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hdf5/test/titerate.c
Bill Wendling bfd983e7f4 [svn-r3770] Purpose: 
Update
Description:
    Changed includes of the form:

            #include <hdf5_file.h>

    to

            #include "hdf5_file.h"

    so that gcc can pick them up easier without including the system
    header files since we don't care about them.
Platforms tested:
    Linux
2001-04-03 13:09:16 -05:00

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/****************************************************************************
* NCSA HDF *
* Software Development Group *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* *
* For conditions of distribution and use, see the accompanying *
* hdf/COPYING file. *
* *
****************************************************************************/
/* $Id$ */
/***********************************************************
*
* Test program: titerate
*
* Test the Group & Attribute functionality
*
*************************************************************/
#include "testhdf5.h"
#include "hdf5.h"
#define DATAFILE "titerate.h5"
/* Number of datasets for group iteration test */
#define NDATASETS 50
/* Number of attributes for group iteration test */
#define NATTR 50
/* Number of groups for second group iteration test */
#define NGROUPS 150
/* General maximum length of names used */
#define NAMELEN 80
/* 1-D dataset with fixed dimensions */
#define SPACE1_NAME "Space1"
#define SPACE1_RANK 1
#define SPACE1_DIM1 4
/* Custom group iteration callback data */
typedef struct {
char name[NAMELEN]; /* The name of the object */
int type; /* The type of the object */
enum {RET_ZERO, RET_ONE, RET_CHANGE} command; /* The type of return value */
} iter_info;
/* Local functions */
int iter_strcmp(const void *s1, const void *s2);
int iter_strcmp2(const void *s1, const void *s2);
herr_t giter_cb(hid_t group, const char *name, void *op_data);
herr_t giter_cb2(hid_t group, const char *name, void *op_data);
herr_t aiter_cb(hid_t loc_id, const char *name, void *op_data);
/****************************************************************
**
** iter_strcmp(): String comparison routine for qsort
**
****************************************************************/
int iter_strcmp(const void *s1, const void *s2)
{
return(strcmp(*(const char **)s1,*(const char **)s2));
}
/****************************************************************
**
** giter_cb(): Custom group iteration callback routine.
**
****************************************************************/
herr_t giter_cb(hid_t UNUSED group, const char *name, void *op_data)
{
iter_info *info=(iter_info *)op_data;
static int count=0;
strcpy(info->name,name);
switch(info->command) {
case RET_ZERO:
return(0);
case RET_ONE:
return(1);
case RET_CHANGE:
count++;
return(count>10 ? 1: 0);
default:
printf("invalid iteration command");
return(-1);
} /* end switch */
}
/****************************************************************
**
** test_iter_group(): Test group iteration functionality
**
****************************************************************/
static void test_iter_group(void)
{
hid_t file; /* File ID */
hid_t dataset; /* Dataset ID */
hid_t datatype; /* Common datatype ID */
hid_t filespace; /* Common dataspace ID */
int i; /* counting variable */
int idx; /* Index in the group */
char name[NAMELEN]; /* temporary name buffer */
char *dnames[NDATASETS];/* Names of the datasets created */
iter_info info; /* Custom iteration information */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Group Iteration Functionality\n"));
/* Create the test file with the datasets */
file = H5Fcreate(DATAFILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(file, FAIL, "H5Fcreate");
datatype = H5Tcopy(H5T_NATIVE_INT);
CHECK(datatype, FAIL, "H5Tcopy");
filespace=H5Screate(H5S_SCALAR);
CHECK(filespace, FAIL, "H5Screate");
for(i=0; i< NDATASETS; i++) {
sprintf(name,"Dataset %d",i);
dataset = H5Dcreate(file, name, datatype, filespace, H5P_DEFAULT);
CHECK(dataset, FAIL, "H5Dcreate");
/* Keep a copy of the dataset names around for later */
dnames[i]=strdup(name);
CHECK(dnames[i], NULL, "strdup");
ret=H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
}
/* Close everything up */
ret=H5Tclose(datatype);
CHECK(ret, FAIL, "H5Tclose");
ret=H5Sclose(filespace);
CHECK(ret, FAIL, "H5Sclose");
ret=H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
/* Sort the dataset names */
qsort(dnames,NDATASETS,sizeof(char *),iter_strcmp);
/* Iterate through the datasets in the root group in various ways */
file=H5Fopen(DATAFILE, H5F_ACC_RDONLY, H5P_DEFAULT);
CHECK(file, FAIL, "H5Fopen");
/* Test all objects in group, when callback always returns 0 */
info.command=RET_ZERO;
idx=0;
while(H5Giterate(file,"/",&idx,giter_cb,&info)>0) {
printf("Group iteration function didn't return zero correctly!\n");
num_errs++;
}
/* Test all objects in group, when callback always returns 1 */
/* This also tests the "restarting" ability, because the index changes */
info.command=RET_ONE;
idx=i=0;
while(H5Giterate(file,"/",&idx,giter_cb,&info)>0) {
/* Increment the number of times "1" is returned */
i++;
/* Verify that the index is the correct value */
VERIFY(idx,i,"H5Giterate");
/* Verify that the correct name is retrieved */
if(strcmp(info.name,dnames[idx-1])!=0) {
printf("Group iteration function didn't return one correctly!\n");
num_errs++;
} /* end if */
}
/* Test all objects in group, when callback changes return value */
/* This also tests the "restarting" ability, because the index changes */
info.command=RET_CHANGE;
idx=i=0;
while(H5Giterate(file,"/",&idx,giter_cb,&info)>0) {
/* Increment the number of times "1" is returned */
i++;
/* Verify that the index is the correct value */
VERIFY(idx,i+10,"H5Giterate");
/* Verify that the correct name is retrieved */
if(strcmp(info.name,dnames[idx-1])!=0) {
printf("Group iteration function didn't return changing correctly!\n");
num_errs++;
} /* end if */
}
ret=H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
/* Free the dataset names */
for(i=0; i< NDATASETS; i++)
free(dnames[i]);
} /* test_iter_group() */
/****************************************************************
**
** aiter_cb(): Custom group iteration callback routine.
**
****************************************************************/
herr_t aiter_cb(hid_t UNUSED group, const char *name, void *op_data)
{
iter_info *info=(iter_info *)op_data;
static int count=0;
strcpy(info->name,name);
switch(info->command) {
case RET_ZERO:
return(0);
case RET_ONE:
return(1);
case RET_CHANGE:
count++;
return(count>10 ? 1: 0);
default:
printf("invalid iteration command");
return(-1);
} /* end switch */
}
/****************************************************************
**
** test_iter_attr(): Test attribute iteration functionality
**
****************************************************************/
static void test_iter_attr(void)
{
hid_t file; /* File ID */
hid_t dataset; /* Common Dataset ID */
hid_t datatype; /* Common datatype ID */
hid_t filespace; /* Common dataspace ID */
hid_t attribute; /* Attribute ID */
int i; /* counting variable */
unsigned idx; /* Index in the attribute list */
char name[NAMELEN]; /* temporary name buffer */
char *anames[NATTR]; /* Names of the attributes created */
iter_info info; /* Custom iteration information */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Attribute Iteration Functionality\n"));
/* Create the test file with the datasets */
file = H5Fcreate(DATAFILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(file, FAIL, "H5Fcreate");
datatype = H5Tcopy(H5T_NATIVE_INT);
CHECK(datatype, FAIL, "H5Tcopy");
filespace=H5Screate(H5S_SCALAR);
CHECK(filespace, FAIL, "H5Screate");
dataset = H5Dcreate(file, "Dataset", datatype, filespace, H5P_DEFAULT);
CHECK(dataset, FAIL, "H5Dcreate");
for(i=0; i< NDATASETS; i++) {
sprintf(name,"Attribute %d",i);
attribute = H5Acreate(dataset, name, datatype, filespace, H5P_DEFAULT);
CHECK(attribute, FAIL, "H5Acreate");
/* Keep a copy of the attribute names around for later */
anames[i]=strdup(name);
CHECK(anames[i], NULL, "strdup");
ret=H5Aclose(attribute);
CHECK(ret, FAIL, "H5Aclose");
}
/* Close everything up */
ret=H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
ret=H5Tclose(datatype);
CHECK(ret, FAIL, "H5Tclose");
ret=H5Sclose(filespace);
CHECK(ret, FAIL, "H5Sclose");
ret=H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
/* Iterate through the attributes on the dataset in various ways */
file=H5Fopen(DATAFILE, H5F_ACC_RDONLY, H5P_DEFAULT);
CHECK(file, FAIL, "H5Fopen");
dataset=H5Dopen(file, "Dataset");
CHECK(dataset, FAIL, "H5Dopen");
/* Test all attributes on dataset, when callback always returns 0 */
info.command=RET_ZERO;
idx=0;
while(H5Aiterate(dataset,&idx,aiter_cb,&info)>0) {
printf("Attribute iteration function didn't return zero correctly!\n");
num_errs++;
}
/* Test all attributes on dataset, when callback always returns 1 */
/* This also tests the "restarting" ability, because the index changes */
info.command=RET_ONE;
idx=i=0;
while(H5Aiterate(dataset,&idx,aiter_cb,&info)>0) {
/* Increment the number of times "1" is returned */
i++;
/* Verify that the index is the correct value */
VERIFY(idx,(unsigned)i,"H5Aiterate");
/* Verify that the correct name is retrieved */
if(strcmp(info.name,anames[idx-1])!=0) {
printf("Attribute iteration function didn't return one correctly!\n");
num_errs++;
} /* end if */
}
/* Test all attributes on dataset, when callback changes return value */
/* This also tests the "restarting" ability, because the index changes */
info.command=RET_CHANGE;
idx=i=0;
while(H5Aiterate(dataset,&idx,aiter_cb,&info)>0) {
/* Increment the number of times "1" is returned */
i++;
/* Verify that the index is the correct value */
VERIFY(idx,(unsigned)i+10,"H5Aiterate");
/* Verify that the correct name is retrieved */
if(strcmp(info.name,anames[idx-1])!=0) {
printf("Attribute iteration function didn't return changing correctly!\n");
num_errs++;
} /* end if */
}
ret=H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
ret=H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Free the attribute names */
for(i=0; i< NATTR; i++)
free(anames[i]);
} /* test_iter_attr() */
/****************************************************************
**
** iter_strcmp2(): String comparison routine for qsort
**
****************************************************************/
int iter_strcmp2(const void *s1, const void *s2)
{
return(strcmp((const char *)s1,(const char *)s2));
}
/****************************************************************
**
** giter_cb2(): Custom group iteration callback routine.
**
****************************************************************/
herr_t giter_cb2(hid_t loc_id, const char *name, void *opdata)
{
const iter_info *test_info=(const iter_info *)opdata;
herr_t ret; /* Generic return value */
H5G_stat_t statbuf;
if(strcmp(name,test_info->name)) {
num_errs++;
printf("name=%s, test_info=%s\n",name,test_info->name);
return(-1);
} /* end if */
/*
* Get type of the object and check it.
*/
ret=H5Gget_objinfo(loc_id, name, FALSE, &statbuf);
CHECK(ret, FAIL, "H5Gget_objinfo");
if(test_info->type!=statbuf.type) {
num_errs++;
printf("test_info->type=%d, statbuf.type=%d\n",test_info->type,statbuf.type);
return(-1);
} /* end if */
return(1);
} /* giter_cb2() */
/****************************************************************
**
** test_iter_group_large(): Test group iteration functionality
** for groups with large #'s of objects
**
****************************************************************/
static void test_iter_group_large(void)
{
hid_t file; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t group; /* Group ID */
hid_t sid; /* Dataspace ID */
hid_t tid; /* Datatype ID */
hsize_t dims[] = {SPACE1_DIM1};
herr_t ret; /* Generic return value */
char gname[20]; /* Temporary group name */
iter_info names[NGROUPS+2]; /* Names of objects in the root group */
iter_info *curr_name; /* Pointer to the current name in the root group */
int i;
/* Compound datatype */
typedef struct s1_t {
unsigned int a;
unsigned int b;
float c;
} s1_t;
memset(names, 0, sizeof names);
/* Output message about test being performed */
MESSAGE(5, ("Testing Large Group Iteration Functionality\n"));
/* Create file */
file = H5Fcreate(DATAFILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(file, FAIL, "H5Fcreate");
/* Create dataspace for datasets */
sid = H5Screate_simple(SPACE1_RANK, dims, NULL);
CHECK(sid, FAIL, "H5Screate_simple");
/* Create a bunch of groups */
for (i=0; i<NGROUPS; i++) {
sprintf(gname, "Group_%d", i);
/* Add the name to the list of objects in the root group */
strcpy(names[i].name,gname);
names[i].type=H5G_GROUP;
/* Create a group */
group=H5Gcreate(file,gname,0);
CHECK(group, FAIL, "H5Gcreate");
/* Close a group */
ret = H5Gclose(group);
CHECK(ret, FAIL, "H5Gclose");
}
/* Create a dataset */
dataset=H5Dcreate(file,"Dataset1",H5T_STD_U32LE,sid,H5P_DEFAULT);
CHECK(dataset, FAIL, "H5Dcreate");
/* Add the name to the list of objects in the root group */
strcpy(names[NGROUPS].name,"Dataset1");
names[NGROUPS].type=H5G_DATASET;
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close Dataspace */
ret = H5Sclose(sid);
CHECK(ret, FAIL, "H5Sclose");
/* Create a datatype */
tid = H5Tcreate (H5T_COMPOUND, sizeof(s1_t));
CHECK(tid, FAIL, "H5Tcreate");
/* Insert fields */
ret=H5Tinsert (tid, "a", HOFFSET(s1_t,a), H5T_NATIVE_INT);
CHECK(ret, FAIL, "H5Tinsert");
ret=H5Tinsert (tid, "b", HOFFSET(s1_t,b), H5T_NATIVE_INT);
CHECK(ret, FAIL, "H5Tinsert");
ret=H5Tinsert (tid, "c", HOFFSET(s1_t,c), H5T_NATIVE_FLOAT);
CHECK(ret, FAIL, "H5Tinsert");
/* Save datatype for later */
ret=H5Tcommit (file, "Datatype1", tid);
CHECK(ret, FAIL, "H5Tcommit");
/* Add the name to the list of objects in the root group */
strcpy(names[NGROUPS+1].name,"Datatype1");
names[NGROUPS+1].type=H5G_TYPE;
/* Close datatype */
ret = H5Tclose(tid);
CHECK(ret, FAIL, "H5Tclose");
/* Need to sort the names in the root group, cause that's what the library does */
qsort(names,NGROUPS+2,sizeof(iter_info),iter_strcmp2);
/* Iterate through the file to see members of the root group */
curr_name=&names[0];
H5Giterate(file, "/", NULL, giter_cb2, curr_name);
for (i=1; i<100; ) {
curr_name=&names[i];
H5Giterate(file, "/", &i, giter_cb2, curr_name);
} /* end for */
/* Close file */
ret = H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
} /* test_iterate_group_large() */
/****************************************************************
**
** test_iterate(): Main iteration testing routine.
**
****************************************************************/
void
test_iterate(void)
{
/* Output message about test being performed */
MESSAGE(5, ("Testing Iteration Operations\n"));
/* These next tests use the same file */
test_iter_group(); /* Test group iteration */
test_iter_group_large(); /* Test group iteration for large # of objects */
test_iter_attr(); /* Test attribute iteration */
} /* test_iterate() */
/*-------------------------------------------------------------------------
* Function: cleanup_iterate
*
* Purpose: Cleanup temporary test files
*
* Return: none
*
* Programmer: Quincey Koziol
* April 5, 2000
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
cleanup_iterate(void)
{
remove(DATAFILE);
}
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