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hdf5/test/th5o.c

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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/***********************************************************
*
* Test program: th5o
*
* Test public H5O functions for accessing
*
*************************************************************/
#include "testhdf5.h"
#define TEST_FILENAME "th5o_file"
#define RANK 2
#define DIM0 5
#define DIM1 10
#define TEST6_DIM1 100
#define TEST6_DIM2 100
/****************************************************************
**
** test_h5o_open(): Test H5Oopen function.
**
****************************************************************/
static void
test_h5o_open(void)
{
hid_t fid; /* HDF5 File ID */
hid_t grp, dset, dtype, dspace; /* Object identifiers */
hsize_t dims[RANK];
H5I_type_t id_type; /* Type of IDs returned from H5Oopen */
H5G_info_t ginfo; /* Group info struct */
H5T_class_t type_class; /* Class of the datatype */
herr_t ret; /* Value returned from API calls */
/* Create a new HDF5 file */
fid = H5Fcreate(TEST_FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fcreate");
/* Create a group, dataset, and committed datatype within the file */
/* Create the group */
grp = H5Gcreate2(fid, "group", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gcreate2");
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
/* Commit the type inside the group */
dtype = H5Tcopy(H5T_NATIVE_INT);
CHECK(dtype, FAIL, "H5Tcopy");
ret = H5Tcommit2(fid, "group/datatype", dtype, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Tcommit2");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
/* Create the data space for the dataset. */
dims[0] = DIM0;
dims[1] = DIM1;
dspace = H5Screate_simple(RANK, dims, NULL);
CHECK(dspace, FAIL, "H5Screate_simple");
/* Create the dataset. */
dset = H5Dcreate2(fid, "dataset", H5T_NATIVE_INT, dspace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dcreate2");
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
ret = H5Sclose(dspace);
CHECK(ret, FAIL, "H5Sclose");
/* Now make sure that H5Oopen can open all three types of objects */
grp = H5Oopen(fid, "group", H5P_DEFAULT);
CHECK(grp, FAIL, "H5Oopen");
dtype = H5Oopen(fid, "group/datatype", H5P_DEFAULT);
CHECK(dtype, FAIL, "H5Oopen");
/* Check that we can use the group as a valid location */
dset = H5Oopen(grp, "/dataset", H5P_DEFAULT);
CHECK(dset, FAIL, "H5Oopen");
/* Make sure that each is the right kind of ID */
id_type = H5Iget_type(grp);
VERIFY(id_type, H5I_GROUP, "H5Iget_type for group ID");
id_type = H5Iget_type(dtype);
VERIFY(id_type, H5I_DATATYPE, "H5Iget_type for datatype ID");
id_type = H5Iget_type(dset);
VERIFY(id_type, H5I_DATASET, "H5Iget_type for dataset ID");
/* Do something more complex with each of the IDs to make sure they "work" */
ret = H5Gget_info(grp, &ginfo);
CHECK(ret, FAIL, "H5Gget_info");
VERIFY(ginfo.nlinks, 1, "H5Gget_info"); /* There should be one object, the datatype */
type_class = H5Tget_class(dtype);
VERIFY(type_class, H5T_INTEGER, "H5Tget_class");
dspace = H5Dget_space(dset);
CHECK(dspace, FAIL, "H5Dget_space");
/* Close the IDs */
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
/* Trying to open objects with bogus names should fail gracefully */
H5E_BEGIN_TRY {
grp = H5Oopen(fid, "bogus_group", H5P_DEFAULT);
VERIFY(grp, FAIL, "H5Oopen");
dtype = H5Oopen(fid, "group/bogus_datatype", H5P_DEFAULT);
VERIFY(dtype, FAIL, "H5Oopen");
dset = H5Oopen(fid, "/bogus_dataset", H5P_DEFAULT);
VERIFY(dset, FAIL, "H5Oopen");
} H5E_END_TRY
/* Close the file */
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
/* Trying to open an object with a bogus file ID should fail */
H5E_BEGIN_TRY {
dset = H5Oopen(fid, "dataset", H5P_DEFAULT);
VERIFY(dset, FAIL, "H5Oopen");
} H5E_END_TRY
} /* test_h5o_open() */
/****************************************************************
**
** test_h5o_close(): Test H5Oclose function.
**
****************************************************************/
static void
test_h5o_close(void)
{
hid_t fid; /* HDF5 File ID */
hid_t grp, dset, dtype, dspace; /* Object identifiers */
hsize_t dims[RANK];
herr_t ret; /* Value returned from API calls */
/* Create a new HDF5 file */
fid = H5Fcreate(TEST_FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fcreate");
/* Create a group, dataset, and committed datatype within the file */
/* Create the group and close it with H5Oclose */
grp = H5Gcreate2(fid, "group", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gcreate2");
VERIFY(H5Iget_type(grp), H5I_GROUP, "H5Iget_type");
ret = H5Oclose(grp);
CHECK(ret, FAIL, "H5Oclose");
/* Commit the type inside the group */
dtype = H5Tcopy(H5T_NATIVE_INT);
CHECK(dtype, FAIL, "H5Tcopy");
ret = H5Tcommit2(fid, "group/datatype", dtype, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Tcommit2");
ret = H5Oclose(dtype);
CHECK(ret, FAIL, "H5Oclose");
/* Create the data space for the dataset. */
dims[0] = DIM0;
dims[1] = DIM1;
dspace = H5Screate_simple(RANK, dims, NULL);
CHECK(dspace, FAIL, "H5Screate_simple");
/* Create the dataset. */
dset = H5Dcreate2(fid, "dataset", H5T_NATIVE_INT, dspace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dcreate2");
ret = H5Oclose(dset);
CHECK(ret, FAIL, "H5Oclose");
/* Attempting to close the data space with H5Oclose should fail */
H5E_BEGIN_TRY {
ret = H5Oclose(dspace);
VERIFY(ret, FAIL, "H5Oclose");
} H5E_END_TRY
/* Close the dataspace for real */
ret = H5Sclose(dspace);
CHECK(ret, FAIL, "H5Sclose");
/* Make sure that H5Oclose can close objects opened with H5Oopen */
grp = H5Oopen(fid, "group", H5P_DEFAULT);
CHECK(grp, FAIL, "H5Oopen");
dtype = H5Oopen(fid, "group/datatype", H5P_DEFAULT);
CHECK(dtype, FAIL, "H5Oopen");
dset = H5Oopen(fid, "dataset", H5P_DEFAULT);
CHECK(dset, FAIL, "H5Oopen");
ret = H5Oclose(grp);
CHECK(ret, FAIL, "H5Oclose");
ret = H5Oclose(dtype);
CHECK(ret, FAIL, "H5Oclose");
ret = H5Oclose(dset);
CHECK(ret, FAIL, "H5Oclose");
/* Make sure H5Oclose can close objects opened with H5*open */
grp = H5Gopen2(fid, "group", H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gopen2");
dtype = H5Topen2(fid, "group/datatype", H5P_DEFAULT);
CHECK(dtype, FAIL, "H5Topen2");
dset = H5Dopen2(fid, "dataset", H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dopen2");
ret = H5Oclose(grp);
CHECK(ret, FAIL, "H5Oclose");
ret = H5Oclose(dtype);
CHECK(ret, FAIL, "H5Oclose");
ret = H5Oclose(dset);
CHECK(ret, FAIL, "H5Oclose");
/* Close the file */
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
}
/****************************************************************
**
** test_h5o_open_by_addr(): Test H5Oopen_by_addr function.
**
****************************************************************/
static void
test_h5o_open_by_addr(void)
{
hid_t fid; /* HDF5 File ID */
hid_t grp, dset, dtype, dspace; /* Object identifiers */
H5L_info_t li; /* Buffer for H5Lget_info */
haddr_t grp_addr; /* Addresses for objects */
haddr_t dset_addr;
haddr_t dtype_addr;
hsize_t dims[RANK];
H5I_type_t id_type; /* Type of IDs returned from H5Oopen */
H5G_info_t ginfo; /* Group info struct */
H5T_class_t type_class; /* Class of the datatype */
herr_t ret; /* Value returned from API calls */
/* Create a new HDF5 file */
fid = H5Fcreate(TEST_FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fcreate");
/* Create a group, dataset, and committed datatype within the file */
/* Create the group */
grp = H5Gcreate2(fid, "group", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gcreate2");
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
/* Commit the type inside the group */
dtype = H5Tcopy(H5T_NATIVE_INT);
CHECK(dtype, FAIL, "H5Tcopy");
ret = H5Tcommit2(fid, "group/datatype", dtype, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Tcommit2");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
/* Create the data space for the dataset. */
dims[0] = DIM0;
dims[1] = DIM1;
dspace = H5Screate_simple(RANK, dims, NULL);
CHECK(dspace, FAIL, "H5Screate_simple");
/* Create the dataset. */
dset = H5Dcreate2(fid, "dataset", H5T_NATIVE_INT, dspace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dcreate2");
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
ret = H5Sclose(dspace);
CHECK(ret, FAIL, "H5Sclose");
/* Get address for each object */
ret = H5Lget_info(fid, "group", &li, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Lget_info");
grp_addr = li.u.address;
ret = H5Lget_info(fid, "group/datatype", &li, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Lget_info");
dtype_addr = li.u.address;
ret = H5Lget_info(fid, "dataset", &li, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Lget_info");
dset_addr = li.u.address;
/* Now make sure that H5Oopen_by_addr can open all three types of objects */
grp = H5Oopen_by_addr(fid, grp_addr);
CHECK(grp, FAIL, "H5Oopen_by_addr");
dtype = H5Oopen_by_addr(fid, dtype_addr);
CHECK(dtype, FAIL, "H5Oopen_by_addr");
/* Check that we can use the group ID as a valid location */
dset = H5Oopen_by_addr(grp, dset_addr);
CHECK(dset, FAIL, "H5Oopen_by_addr");
/* Make sure that each is the right kind of ID */
id_type = H5Iget_type(grp);
VERIFY(id_type, H5I_GROUP, "H5Iget_type for group ID");
id_type = H5Iget_type(dtype);
VERIFY(id_type, H5I_DATATYPE, "H5Iget_type for datatype ID");
id_type = H5Iget_type(dset);
VERIFY(id_type, H5I_DATASET, "H5Iget_type for dataset ID");
/* Do something more complex with each of the IDs to make sure they "work" */
ret = H5Gget_info(grp, &ginfo);
CHECK(ret, FAIL, "H5Gget_info");
VERIFY(ginfo.nlinks, 1, "H5Gget_info"); /* There should be one object, the datatype */
type_class = H5Tget_class(dtype);
VERIFY(type_class, H5T_INTEGER, "H5Tget_class");
dspace = H5Dget_space(dset);
CHECK(dspace, FAIL, "H5Dget_space");
/* Close the IDs */
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
/* Try giving some bogus values to H5O_open_by_addr. */
/* Try to open an object with a bad address */
grp_addr += 20;
H5E_BEGIN_TRY{
grp = H5Oopen_by_addr(fid, grp_addr);
}H5E_END_TRY
VERIFY(grp, FAIL, "H5Oopen_by_addr");
/* For instance, an objectno smaller than the end of the file's superblock should
* trigger an error */
grp_addr = 10;
H5E_BEGIN_TRY{
grp = H5Oopen_by_addr(fid, grp_addr);
}H5E_END_TRY
VERIFY(grp, FAIL, "H5Oopen_by_addr");
/* Likewise, an objectno larger than the size of the file should fail */
grp_addr = 0;
grp_addr = 1000000000;
H5E_BEGIN_TRY{
grp = H5Oopen_by_addr(fid, grp_addr);
}H5E_END_TRY
VERIFY(grp, FAIL, "H5Oopen_by_addr");
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
/* Also, trying to open an object without a valid location should fail */
H5E_BEGIN_TRY{
dtype = H5Oopen_by_addr(fid, dtype_addr);
}H5E_END_TRY
VERIFY(dtype, FAIL, "H5Oopen_by_addr");
} /* test_h5o_open_by_addr() */
/****************************************************************
**
** test_h5o_refcount(): Test H5O refcounting functions.
**
****************************************************************/
static void
test_h5o_refcount(void)
{
hid_t fid; /* HDF5 File ID */
hid_t grp, dset, dtype, dspace; /* Object identifiers */
H5O_info_t oinfo; /* Object info struct */
hsize_t dims[RANK];
herr_t ret; /* Value returned from API calls */
/* Create a new HDF5 file */
fid = H5Fcreate(TEST_FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fcreate");
/* Create a group, dataset, and committed datatype within the file */
/* Create the group */
grp = H5Gcreate2(fid, "group", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gcreate2");
/* Commit the type inside the group */
dtype = H5Tcopy(H5T_NATIVE_INT);
CHECK(dtype, FAIL, "H5Tcopy");
ret = H5Tcommit2(fid, "datatype", dtype, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Tcommit2");
/* Create the data space for the dataset. */
dims[0] = DIM0;
dims[1] = DIM1;
dspace = H5Screate_simple(RANK, dims, NULL);
CHECK(dspace, FAIL, "H5Screate_simple");
/* Create the dataset. */
dset = H5Dcreate2(fid, "dataset", H5T_NATIVE_INT, dspace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dcreate2");
ret = H5Sclose(dspace);
CHECK(ret, FAIL, "H5Sclose");
/* Get ref counts for each object. They should all be 1, since each object has a hard link. */
ret = H5Oget_info_by_name(fid, "group", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 1, "reference count in H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid, "datatype", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 1, "reference count in H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid, "dataset", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 1, "reference count in H5Oget_info_by_name");
/* Increment each object's reference count. */
ret = H5Oincr_refcount(grp);
CHECK(ret, FAIL, "H5Oincr_refcount");
ret = H5Oincr_refcount(dtype);
CHECK(ret, FAIL, "H5Oincr_refcount");
ret = H5Oincr_refcount(dset);
CHECK(ret, FAIL, "H5Oincr_refcount");
/* Get ref counts for each object. They should all be 2 now. */
ret = H5Oget_info_by_name(fid, "group", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 2, "reference count in H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid, "datatype", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 2, "reference count in H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid, "dataset", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 2, "reference count in H5Oget_info_by_name");
/* Decrement the reference counts and check that they decrease back to 1. */
ret = H5Odecr_refcount(grp);
CHECK(ret, FAIL, "H5Odecr_refcount");
ret = H5Odecr_refcount(dtype);
CHECK(ret, FAIL, "H5Odecr_refcount");
ret = H5Odecr_refcount(dset);
CHECK(ret, FAIL, "H5Odecr_refcount");
ret = H5Oget_info_by_name(fid, "group", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 1, "reference count in H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid, "datatype", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 1, "reference count in H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid, "dataset", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 1, "reference count in H5Oget_info_by_name");
/* Increment the reference counts and then close the file to make sure the increment is permanant */
ret = H5Oincr_refcount(grp);
CHECK(ret, FAIL, "H5Oincr_refcount");
ret = H5Oincr_refcount(dtype);
CHECK(ret, FAIL, "H5Oincr_refcount");
ret = H5Oincr_refcount(dset);
CHECK(ret, FAIL, "H5Oincr_refcount");
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
/* Re-open the file and check that the reference counts were really incremented */
fid = H5Fopen(TEST_FILENAME, H5F_ACC_RDWR, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fopen");
grp = H5Gopen2(fid, "group", H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gopen2");
dtype = H5Topen2(fid, "datatype", H5P_DEFAULT);
CHECK(dtype, FAIL, "H5Topen2");
dset = H5Dopen2(fid, "dataset", H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dopen2");
ret = H5Oget_info_by_name(fid, "group", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 2, "reference count in H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid, "datatype", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 2, "reference count in H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid, "dataset", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 2, "reference count in H5Oget_info_by_name");
/* Decrement the reference counts and close the file */
ret = H5Odecr_refcount(grp);
CHECK(ret, FAIL, "H5Odecr_refcount");
ret = H5Odecr_refcount(dtype);
CHECK(ret, FAIL, "H5Odecr_refcount");
ret = H5Odecr_refcount(dset);
CHECK(ret, FAIL, "H5Odecr_refcount");
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
/* Re-open the file and check that the reference counts were really decremented */
fid = H5Fopen(TEST_FILENAME, H5F_ACC_RDWR, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fopen");
grp = H5Gopen2(fid, "group", H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gopen2");
dtype = H5Topen2(fid, "datatype", H5P_DEFAULT);
CHECK(dtype, FAIL, "H5Topen2");
dset = H5Dopen2(fid, "dataset", H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dopen2");
ret = H5Oget_info_by_name(fid, "group", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 1, "reference count in H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid, "datatype", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 1, "reference count in H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid, "dataset", &oinfo, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo.rc, 1, "reference count in H5Oget_info_by_name");
/* Close the IDs */
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
/* Make sure that bogus IDs return errors properly */
H5E_BEGIN_TRY {
ret = H5Oincr_refcount(grp);
VERIFY(ret, FAIL, "H5Oincr_refcount");
ret = H5Oincr_refcount(dtype);
VERIFY(ret, FAIL, "H5Oincr_refcount");
ret = H5Oincr_refcount(dset);
VERIFY(ret, FAIL, "H5Oincr_refcount");
ret = H5Odecr_refcount(grp);
VERIFY(ret, FAIL, "H5Odecr_refcount");
ret = H5Odecr_refcount(dtype);
VERIFY(ret, FAIL, "H5Odecr_refcount");
ret = H5Odecr_refcount(dset);
VERIFY(ret, FAIL, "H5Odecr_refcount");
} H5E_END_TRY
/* Close the file */
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
} /* test_h5o_refcount() */
/****************************************************************
**
** test_h5o_plist(): Test object creation properties
**
****************************************************************/
static void
test_h5o_plist(void)
{
hid_t fid; /* HDF5 File ID */
hid_t grp, dset, dtype, dspace; /* Object identifiers */
hid_t fapl; /* File access property list */
hid_t gcpl, dcpl, tcpl; /* Object creation properties */
unsigned def_max_compact, def_min_dense; /* Default phase change parameters */
unsigned max_compact, min_dense; /* Actual phase change parameters */
herr_t ret; /* Value returned from API calls */
/* Make a FAPL that uses the "use the latest version of the format" flag */
fapl = H5Pcreate(H5P_FILE_ACCESS);
CHECK(fapl, FAIL, "H5Pcreate");
/* Set the "use the latest version of the format" bounds for creating objects in the file */
ret = H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST);
CHECK(ret, FAIL, "H5Pset_libver_bounds");
/* Create a new HDF5 file */
fid = H5Fcreate(TEST_FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, fapl);
CHECK(fid, FAIL, "H5Fcreate");
/* Create group, dataset & named datatype creation property lists */
gcpl = H5Pcreate(H5P_GROUP_CREATE);
CHECK(gcpl, FAIL, "H5Pcreate");
dcpl = H5Pcreate(H5P_DATASET_CREATE);
CHECK(dcpl, FAIL, "H5Pcreate");
tcpl = H5Pcreate(H5P_DATATYPE_CREATE);
CHECK(tcpl, FAIL, "H5Pcreate");
/* Retrieve default attribute phase change values */
ret = H5Pget_attr_phase_change(gcpl, &def_max_compact, &def_min_dense);
CHECK(ret, FAIL, "H5Pget_attr_phase_change");
/* Set non-default attribute phase change values on each creation property list */
ret = H5Pset_attr_phase_change(gcpl, def_max_compact + 1, def_min_dense - 1);
CHECK(ret, FAIL, "H5Pset_attr_phase_change");
ret = H5Pset_attr_phase_change(dcpl, def_max_compact + 1, def_min_dense - 1);
CHECK(ret, FAIL, "H5Pset_attr_phase_change");
ret = H5Pset_attr_phase_change(tcpl, def_max_compact + 1, def_min_dense - 1);
CHECK(ret, FAIL, "H5Pset_attr_phase_change");
/* Retrieve attribute phase change values on each creation property list and verify */
ret = H5Pget_attr_phase_change(gcpl, &max_compact, &min_dense);
CHECK(ret, FAIL, "H5Pget_attr_phase_change");
VERIFY(max_compact, (def_max_compact + 1), "H5Pget_attr_phase_change");
VERIFY(min_dense, (def_min_dense - 1), "H5Pget_attr_phase_change");
ret = H5Pget_attr_phase_change(dcpl, &max_compact, &min_dense);
CHECK(ret, FAIL, "H5Pget_attr_phase_change");
VERIFY(max_compact, (def_max_compact + 1), "H5Pget_attr_phase_change");
VERIFY(min_dense, (def_min_dense - 1), "H5Pget_attr_phase_change");
ret = H5Pget_attr_phase_change(tcpl, &max_compact, &min_dense);
CHECK(ret, FAIL, "H5Pget_attr_phase_change");
VERIFY(max_compact, (def_max_compact + 1), "H5Pget_attr_phase_change");
VERIFY(min_dense, (def_min_dense - 1), "H5Pget_attr_phase_change");
/* Create a group, dataset, and committed datatype within the file,
* using the respective type of creation property lists.
*/
/* Create the group anonymously and link it in */
grp = H5Gcreate_anon(fid, gcpl, H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gcreate_anon");
ret = H5Olink(grp, fid, "group", H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Olink");
/* Commit the type inside the group anonymously and link it in */
dtype = H5Tcopy(H5T_NATIVE_INT);
CHECK(dtype, FAIL, "H5Tcopy");
ret = H5Tcommit_anon(fid, dtype, tcpl, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Tcommit_anon");
ret = H5Olink(dtype, fid, "datatype", H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Olink");
/* Create the dataspace for the dataset. */
dspace = H5Screate(H5S_SCALAR);
CHECK(dspace, FAIL, "H5Screate");
/* Create the dataset anonymously and link it in */
dset = H5Dcreate_anon(fid, H5T_NATIVE_INT, dspace, dcpl, H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dcreate_anon");
ret = H5Olink(dset, fid, "dataset", H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Olink");
ret = H5Sclose(dspace);
CHECK(ret, FAIL, "H5Sclose");
/* Close current creation property lists */
ret = H5Pclose(gcpl);
CHECK(ret, FAIL, "H5Pclose");
ret = H5Pclose(dcpl);
CHECK(ret, FAIL, "H5Pclose");
ret = H5Pclose(tcpl);
CHECK(ret, FAIL, "H5Pclose");
/* Retrieve each object's creation property list */
gcpl = H5Gget_create_plist(grp);
CHECK(gcpl, FAIL, "H5Gget_create_plist");
tcpl = H5Tget_create_plist(dtype);
CHECK(dcpl, FAIL, "H5Tget_create_plist");
dcpl = H5Dget_create_plist(dset);
CHECK(dcpl, FAIL, "H5Dget_create_plist");
/* Retrieve attribute phase change values on each creation property list and verify */
ret = H5Pget_attr_phase_change(gcpl, &max_compact, &min_dense);
CHECK(ret, FAIL, "H5Pget_attr_phase_change");
VERIFY(max_compact, (def_max_compact + 1), "H5Pget_attr_phase_change");
VERIFY(min_dense, (def_min_dense - 1), "H5Pget_attr_phase_change");
ret = H5Pget_attr_phase_change(dcpl, &max_compact, &min_dense);
CHECK(ret, FAIL, "H5Pget_attr_phase_change");
VERIFY(max_compact, (def_max_compact + 1), "H5Pget_attr_phase_change");
VERIFY(min_dense, (def_min_dense - 1), "H5Pget_attr_phase_change");
ret = H5Pget_attr_phase_change(tcpl, &max_compact, &min_dense);
CHECK(ret, FAIL, "H5Pget_attr_phase_change");
VERIFY(max_compact, (def_max_compact + 1), "H5Pget_attr_phase_change");
VERIFY(min_dense, (def_min_dense - 1), "H5Pget_attr_phase_change");
/* Close current objects */
ret = H5Pclose(gcpl);
CHECK(ret, FAIL, "H5Pclose");
ret = H5Pclose(dcpl);
CHECK(ret, FAIL, "H5Pclose");
ret = H5Pclose(tcpl);
CHECK(ret, FAIL, "H5Pclose");
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
/* Re-open the file and check that the object creation properties persist */
fid = H5Fopen(TEST_FILENAME, H5F_ACC_RDONLY, fapl);
CHECK(fid, FAIL, "H5Fopen");
/* Re-open objects */
grp = H5Gopen2(fid, "group", H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gopen2");
dtype = H5Topen2(fid, "datatype", H5P_DEFAULT);
CHECK(dtype, FAIL, "H5Topen2");
dset = H5Dopen2(fid, "dataset", H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dopen2");
/* Retrieve each object's creation property list */
gcpl = H5Gget_create_plist(grp);
CHECK(gcpl, FAIL, "H5Gget_create_plist");
tcpl = H5Tget_create_plist(dtype);
CHECK(dcpl, FAIL, "H5Tget_create_plist");
dcpl = H5Dget_create_plist(dset);
CHECK(dcpl, FAIL, "H5Dget_create_plist");
/* Retrieve attribute phase change values on each creation property list and verify */
ret = H5Pget_attr_phase_change(gcpl, &max_compact, &min_dense);
CHECK(ret, FAIL, "H5Pget_attr_phase_change");
VERIFY(max_compact, (def_max_compact + 1), "H5Pget_attr_phase_change");
VERIFY(min_dense, (def_min_dense - 1), "H5Pget_attr_phase_change");
ret = H5Pget_attr_phase_change(dcpl, &max_compact, &min_dense);
CHECK(ret, FAIL, "H5Pget_attr_phase_change");
VERIFY(max_compact, (def_max_compact + 1), "H5Pget_attr_phase_change");
VERIFY(min_dense, (def_min_dense - 1), "H5Pget_attr_phase_change");
ret = H5Pget_attr_phase_change(tcpl, &max_compact, &min_dense);
CHECK(ret, FAIL, "H5Pget_attr_phase_change");
VERIFY(max_compact, (def_max_compact + 1), "H5Pget_attr_phase_change");
VERIFY(min_dense, (def_min_dense - 1), "H5Pget_attr_phase_change");
/* Close current objects */
ret = H5Pclose(gcpl);
CHECK(ret, FAIL, "H5Pclose");
ret = H5Pclose(dcpl);
CHECK(ret, FAIL, "H5Pclose");
ret = H5Pclose(tcpl);
CHECK(ret, FAIL, "H5Pclose");
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
/* Close the FAPL */
ret = H5Pclose(fapl);
CHECK(ret, FAIL, "H5Pclose");
} /* test_h5o_plist() */
/****************************************************************
**
** test_h5o_link(): Test creating link to object
**
****************************************************************/
static void
test_h5o_link(void)
{
hid_t file_id=-1;
hid_t group_id=-1;
hid_t space_id=-1;
hid_t dset_id=-1;
hid_t type_id=-1;
hid_t fapl_id=-1;
hid_t lcpl_id=-1;
hsize_t dims[2] = {TEST6_DIM1, TEST6_DIM2};
htri_t committed; /* Whether the named datatype is committed */
hbool_t new_format; /* Whether to use the new format or not */
int wdata[TEST6_DIM1][TEST6_DIM2];
int rdata[TEST6_DIM1][TEST6_DIM2];
int i, n, j;
herr_t ret; /* Value returned from API calls */
/* Initialize the raw data */
for(i = n = 0; i < TEST6_DIM1; i++)
for(j = 0; j < TEST6_DIM2; j++)
wdata[i][j] = n++;
/* Create the dataspace */
space_id = H5Screate_simple(2 ,dims, NULL);
CHECK(space_id, FAIL, "H5Screate_simple");
/* Create LCPL with intermediate group creation flag set */
lcpl_id = H5Pcreate(H5P_LINK_CREATE);
CHECK(lcpl_id, FAIL, "H5Pcreate");
ret = H5Pset_create_intermediate_group(lcpl_id, TRUE);
CHECK(ret, FAIL, "H5Pset_create_intermediate_group");
/* Loop over using new group format */
for(new_format = FALSE; new_format <= TRUE; new_format++) {
/* Make a FAPL that uses the "use the latest version of the format" bounds */
fapl_id = H5Pcreate(H5P_FILE_ACCESS);
CHECK(fapl_id, FAIL, "H5Pcreate");
/* Set the "use the latest version of the format" bounds for creating objects in the file */
ret = H5Pset_libver_bounds(fapl_id, (new_format ? H5F_LIBVER_LATEST : H5F_LIBVER_EARLIEST), H5F_LIBVER_LATEST);
CHECK(ret, FAIL, "H5Pset_libver_bounds");
/* Create a new HDF5 file */
file_id = H5Fcreate(TEST_FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id);
CHECK(file_id, FAIL, "H5Fcreate");
/* Close the FAPL */
ret = H5Pclose(fapl_id);
CHECK(ret, FAIL, "H5Pclose");
/* Create and commit a datatype with no name */
type_id = H5Tcopy(H5T_NATIVE_INT);
CHECK(type_id, FAIL, "H5Fcreate");
ret = H5Tcommit_anon(file_id, type_id, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Tcommit_anon");
committed = H5Tcommitted(type_id);
VERIFY(committed, TRUE, "H5Tcommitted");
/* Create a dataset with no name using the committed datatype*/
dset_id = H5Dcreate_anon(file_id, type_id, space_id, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dset_id, FAIL, "H5Dcreate_anon");
/* Verify that we can write to and read from the dataset */
/* Write the data to the dataset */
ret = H5Dwrite(dset_id, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, wdata);
CHECK(ret, FAIL, "H5Dwrite");
/* Read the data back */
ret = H5Dread(dset_id, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, rdata);
CHECK(ret, FAIL, "H5Dread");
/* Verify the data */
for(i = 0; i < TEST6_DIM1; i++)
for(j = 0; j < TEST6_DIM2; j++)
VERIFY(wdata[i][j], rdata[i][j], "H5Dread");
/* Create a group with no name*/
group_id = H5Gcreate_anon(file_id, H5P_DEFAULT, H5P_DEFAULT);
CHECK(group_id, FAIL, "H5Gcreate_anon");
/* Link nameless datatype into nameless group */
ret = H5Olink(type_id, group_id, "datatype", H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Olink");
/* Link nameless dataset into nameless group with intermediate group */
ret = H5Olink(dset_id, group_id, "inter_group/dataset", lcpl_id, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Olink");
/* Close IDs for dataset and datatype */
ret = H5Dclose(dset_id);
CHECK(ret, FAIL, "H5Dclose");
ret = H5Tclose(type_id);
CHECK(ret, FAIL, "H5Tclose");
/* Re-open datatype using new link */
type_id = H5Topen2(group_id, "datatype", H5P_DEFAULT);
CHECK(type_id, FAIL, "H5Topen2");
/* Link nameless group to root group and close the group ID*/
ret = H5Olink(group_id, file_id, "/group", H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Olink");
ret = H5Gclose(group_id);
CHECK(ret, FAIL, "H5Gclose");
/* Open dataset through root group and verify its data */
dset_id = H5Dopen2(file_id, "/group/inter_group/dataset", H5P_DEFAULT);
CHECK(dset_id, FAIL, "H5Dopen2");
/* Read data from dataset */
ret = H5Dread(dset_id, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, rdata);
CHECK(ret, FAIL, "H5Dread");
for(i = 0; i < TEST6_DIM1; i++)
for(j = 0; j < TEST6_DIM2; j++)
VERIFY(wdata[i][j], rdata[i][j], "H5Dread");
/* Close open IDs */
ret = H5Dclose(dset_id);
CHECK(ret, FAIL, "H5Dclose");
ret = H5Tclose(type_id);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Fclose(file_id);
CHECK(ret, FAIL, "H5Fclose");
} /* end for */
/* Close remaining IDs */
ret = H5Sclose(space_id);
CHECK(ret, FAIL, "H5Sclose");
ret = H5Pclose(lcpl_id);
CHECK(ret, FAIL, "H5Pclose");
} /* end test_h5o_link() */
/****************************************************************
**
** test_h5o_comment(): Test H5Oset(get)_comment functions.
**
****************************************************************/
static void
test_h5o_comment(void)
{
hid_t fid; /* HDF5 File ID */
hid_t grp, dset, dtype, dspace; /* Object identifiers */
hid_t attr_space, attr_id;
hsize_t dims[RANK];
hsize_t attr_dims = 1;
int attr_value = 5;
const char *file_comment = "file comment";
const char *grp_comment = "group comment";
const char *dset_comment = "dataset comment";
const char *dtype_comment = "datatype comment";
char check_comment[64];
ssize_t comment_len = 0;
herr_t ret; /* Value returned from API calls */
int ret_value;
/* Create a new HDF5 file */
fid = H5Fcreate(TEST_FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fcreate");
/* Create an attribute for the file */
attr_space = H5Screate_simple(1, &attr_dims, NULL);
CHECK(attr_space, FAIL, "H5Screate_simple");
attr_id = H5Acreate2(fid, "file attribute", H5T_NATIVE_INT, attr_space, H5P_DEFAULT, H5P_DEFAULT);
CHECK(attr_id, FAIL, "H5Acreate2");
ret = H5Awrite(attr_id, H5T_NATIVE_INT, &attr_value);
CHECK(ret, FAIL, "H5Awrite");
/* Putting a comment on the file through its attribute */
ret = H5Oset_comment(attr_id, file_comment);
CHECK(ret, FAIL, "H5Oset_comment");
ret = H5Sclose(attr_space);
CHECK(ret, FAIL, "H5Sclose");
ret = H5Aclose(attr_id);
CHECK(ret, FAIL, "H5Aclose");
/* Create a group, dataset, and committed datatype within the file */
/* Create the group */
grp = H5Gcreate2(fid, "group", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gcreate2");
/* Putting a comment on the group */
ret = H5Oset_comment(grp, grp_comment);
CHECK(ret, FAIL, "H5Oset_comment");
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
/* Commit the type inside the group */
dtype = H5Tcopy(H5T_NATIVE_INT);
CHECK(dtype, FAIL, "H5Tcopy");
ret = H5Tcommit2(fid, "group/datatype", dtype, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Tcommit2");
/* Putting a comment on the committed data type */
ret = H5Oset_comment(dtype, dtype_comment);
CHECK(ret, FAIL, "H5Oset_comment");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
/* Create the data space for the dataset. */
dims[0] = DIM0;
dims[1] = DIM1;
dspace = H5Screate_simple(RANK, dims, NULL);
CHECK(dspace, FAIL, "H5Screate_simple");
/* Create the dataset. */
dset = H5Dcreate2(fid, "dataset", H5T_NATIVE_INT, dspace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dcreate2");
/* Putting a comment on the dataset */
ret = H5Oset_comment(dset, dset_comment);
CHECK(ret, FAIL, "H5Oset_comment");
/* Putting a comment on the dataspace. It's supposed to fail. */
H5E_BEGIN_TRY {
ret = H5Oset_comment(dspace, "dataspace comment");
} H5E_END_TRY;
VERIFY(ret, FAIL, "H5Oset_comment");
/* Close the file */
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
ret = H5Sclose(dspace);
CHECK(ret, FAIL, "H5Sclose");
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
/* Now make sure that the comments are correct all 4 types of objects */
/* Open file */
fid = H5Fopen(TEST_FILENAME, H5F_ACC_RDONLY, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fopen");
/* Getting the comment on the file and verify it */
comment_len = H5Oget_comment(fid, NULL, (size_t)0);
CHECK(comment_len, FAIL, "H5Oget_comment");
ret = H5Oget_comment(fid, check_comment, (size_t)comment_len+1);
CHECK(ret, FAIL, "H5Oget_comment");
ret_value = HDstrcmp(file_comment, check_comment);
VERIFY(ret_value, 0, "H5Oget_comment");
/* Open the group */
grp = H5Gopen2(fid, "group", H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gopen2");
/* Getting the comment on the group and verify it */
comment_len = H5Oget_comment(grp, NULL, (size_t)0);
CHECK(comment_len, FAIL, "H5Oget_comment");
ret = H5Oget_comment(grp, check_comment, (size_t)comment_len+1);
CHECK(ret, FAIL, "H5Oget_comment");
ret_value = HDstrcmp(grp_comment, check_comment);
VERIFY(ret_value, 0, "H5Oget_comment");
/* Open the datatype */
dtype = H5Topen2(fid, "group/datatype", H5P_DEFAULT);
CHECK(dtype, FAIL, "H5Topen2");
/* Getting the comment on the datatype and verify it */
comment_len = H5Oget_comment(dtype, NULL, (size_t)0);
CHECK(comment_len, FAIL, "H5Oget_comment");
ret = H5Oget_comment(dtype, check_comment, (size_t)comment_len+1);
CHECK(ret, FAIL, "H5Oget_comment");
ret_value = HDstrcmp(dtype_comment, check_comment);
VERIFY(ret_value, 0, "H5Oget_comment");
/* Open the dataset */
dset = H5Dopen2(fid, "dataset", H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dopen2");
/* Getting the comment on the dataset and verify it */
comment_len = H5Oget_comment(dset, NULL, (size_t)0);
CHECK(comment_len, FAIL, "H5Oget_comment");
ret = H5Oget_comment(dset, check_comment, (size_t)comment_len+1);
CHECK(ret, FAIL, "H5Oget_comment");
ret_value = HDstrcmp(dset_comment, check_comment);
VERIFY(ret_value, 0, "H5Oget_comment");
/* Close the IDs */
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
/* Close the file */
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
} /* test_h5o_comment() */
/****************************************************************
**
** test_h5o_comment_by_name(): Test H5Oset(get)_comment_by_name functions.
**
****************************************************************/
static void
test_h5o_comment_by_name(void)
{
hid_t fid; /* HDF5 File ID */
hid_t grp, dset, dtype, dspace; /* Object identifiers */
hid_t attr_space, attr_id;
hsize_t dims[RANK];
hsize_t attr_dims = 1;
int attr_value = 5;
const char *file_comment = "file comment by name";
const char *grp_comment = "group comment by name";
const char *dset_comment = "dataset comment by name";
const char *dtype_comment = "datatype comment by name";
char check_comment[64];
ssize_t comment_len = 0;
herr_t ret; /* Value returned from API calls */
int ret_value;
/* Create a new HDF5 file */
fid = H5Fcreate(TEST_FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fcreate");
/* Create an attribute for the file */
attr_space = H5Screate_simple(1, &attr_dims, NULL);
CHECK(attr_space, FAIL, "H5Screate_simple");
attr_id = H5Acreate2(fid, "file attribute", H5T_NATIVE_INT, attr_space, H5P_DEFAULT, H5P_DEFAULT);
CHECK(attr_id, FAIL, "H5Acreate2");
ret = H5Awrite(attr_id, H5T_NATIVE_INT, &attr_value);
CHECK(ret, FAIL, "H5Awrite");
/* Putting a comment on the file through its attribute */
ret = H5Oset_comment_by_name(attr_id, ".", file_comment, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oset_comment_by_name");
ret = H5Sclose(attr_space);
CHECK(ret, FAIL, "H5Sclose");
ret = H5Aclose(attr_id);
CHECK(ret, FAIL, "H5Aclose");
/* Create a group, dataset, and committed datatype within the file */
/* Create the group */
grp = H5Gcreate2(fid, "group", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gcreate2");
/* Putting a comment on the group */
ret = H5Oset_comment_by_name(fid, "group", grp_comment, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oset_comment_by_name");
/* Commit the type inside the group */
dtype = H5Tcopy(H5T_NATIVE_INT);
CHECK(dtype, FAIL, "H5Tcopy");
ret = H5Tcommit2(fid, "group/datatype", dtype, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Tcommit2");
/* Putting a comment on the committed data type */
ret = H5Oset_comment_by_name(grp, "datatype", dtype_comment, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oset_comment_by_name");
ret = H5Tclose(dtype);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
/* Create the data space for the dataset. */
dims[0] = DIM0;
dims[1] = DIM1;
dspace = H5Screate_simple(RANK, dims, NULL);
CHECK(dspace, FAIL, "H5Screate_simple");
/* Create the dataset. */
dset = H5Dcreate2(fid, "dataset", H5T_NATIVE_INT, dspace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(dset, FAIL, "H5Dcreate2");
/* Putting a comment on the dataset */
ret = H5Oset_comment_by_name(fid, "dataset", dset_comment, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oset_comment_by_name");
/* Putting a comment on the dataspace. It's supposed to fail. */
H5E_BEGIN_TRY {
ret = H5Oset_comment_by_name(dspace, ".", "dataspace comment", H5P_DEFAULT);
} H5E_END_TRY;
VERIFY(ret, FAIL, "H5Oset_comment");
/* Close the file */
ret = H5Dclose(dset);
CHECK(ret, FAIL, "H5Dclose");
ret = H5Sclose(dspace);
CHECK(ret, FAIL, "H5Sclose");
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
/* Now make sure that the comments are correct all 4 types of objects */
/* Open file */
fid = H5Fopen(TEST_FILENAME, H5F_ACC_RDONLY, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fopen");
/* Getting the comment on the file and verify it */
comment_len = H5Oget_comment_by_name(fid, ".", NULL, (size_t)0, H5P_DEFAULT);
CHECK(comment_len, FAIL, "H5Oget_comment_by_name");
ret = H5Oget_comment_by_name(fid, ".", check_comment, (size_t)comment_len+1, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_comment_by_name");
ret_value = HDstrcmp(file_comment, check_comment);
VERIFY(ret_value, 0, "H5Oget_comment_by_name");
/* Open the group */
grp = H5Gopen2(fid, "group", H5P_DEFAULT);
CHECK(grp, FAIL, "H5Gopen2");
/* Getting the comment on the group and verify it */
comment_len = H5Oget_comment_by_name(fid, "group", NULL, (size_t)0, H5P_DEFAULT);
CHECK(comment_len, FAIL, "H5Oget_comment_by_name");
ret = H5Oget_comment_by_name(fid, "group", check_comment, (size_t)comment_len+1, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_comment_by_name");
ret_value = HDstrcmp(grp_comment, check_comment);
VERIFY(ret_value, 0, "H5Oget_comment_by_name");
/* Getting the comment on the datatype and verify it */
comment_len = H5Oget_comment_by_name(grp, "datatype", NULL, (size_t)0, H5P_DEFAULT);
CHECK(comment_len, FAIL, "H5Oget_comment_by_name");
ret = H5Oget_comment_by_name(grp, "datatype", check_comment, (size_t)comment_len+1, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_comment");
ret_value = HDstrcmp(dtype_comment, check_comment);
VERIFY(ret_value, 0, "H5Oget_comment_by_name");
/* Getting the comment on the dataset and verify it */
comment_len = H5Oget_comment_by_name(fid, "dataset", NULL, (size_t)0, H5P_DEFAULT);
CHECK(comment_len, FAIL, "H5Oget_comment_by_name");
ret = H5Oget_comment_by_name(fid, "dataset", check_comment, (size_t)comment_len+1, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_comment_by_name");
ret_value = HDstrcmp(dset_comment, check_comment);
VERIFY(ret_value, 0, "H5Oget_comment_by_name");
/* Close the IDs */
ret = H5Gclose(grp);
CHECK(ret, FAIL, "H5Gclose");
/* Close the file */
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
} /* test_h5o_comment_by_name() */
/****************************************************************
**
** test_h5o_getinfo_same_file(): Test that querying the object info for
** objects in the same file will return the same file "number"
**
****************************************************************/
static void
test_h5o_getinfo_same_file(void)
{
hid_t fid1, fid2; /* HDF5 File ID */
hid_t gid1, gid2; /* Group IDs */
H5O_info_t oinfo1, oinfo2; /* Object info structs */
herr_t ret; /* Value returned from API calls */
/* Create a new HDF5 file */
fid1 = H5Fcreate(TEST_FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create two groups in the file */
gid1 = H5Gcreate2(fid1, "group1", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(gid1, FAIL, "H5Gcreate2");
gid2 = H5Gcreate2(fid1, "group2", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
CHECK(gid2, FAIL, "H5Gcreate2");
/* Reset object info */
HDmemset(&oinfo1, 0, sizeof(oinfo1));
HDmemset(&oinfo2, 0, sizeof(oinfo2));
/* Query the object info for each object, through group IDs */
ret = H5Oget_info(gid1, &oinfo1);
CHECK(ret, FAIL, "H5Oget_info");
ret = H5Oget_info(gid2, &oinfo2);
CHECK(ret, FAIL, "H5Oget_info");
VERIFY(oinfo1.fileno, oinfo2.fileno, "file number from H5Oget_info");
/* Reset object info */
HDmemset(&oinfo1, 0, sizeof(oinfo1));
HDmemset(&oinfo2, 0, sizeof(oinfo2));
/* Query the object info for each object, by name */
ret = H5Oget_info_by_name(fid1, "group1", &oinfo1, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid1, "group2", &oinfo2, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo1.fileno, oinfo2.fileno, "file number from H5Oget_info");
/* Close everything */
ret = H5Gclose(gid1);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Gclose(gid2);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
/* Open file twice */
fid1 = H5Fopen(TEST_FILENAME, H5F_ACC_RDWR, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fopen");
fid2 = H5Fopen(TEST_FILENAME, H5F_ACC_RDWR, H5P_DEFAULT);
CHECK(fid2, FAIL, "H5Fopen");
/* Open the two groups in the file */
gid1 = H5Gopen2(fid1, "group1", H5P_DEFAULT);
CHECK(gid1, FAIL, "H5Gopen2");
gid2 = H5Gopen2(fid2, "group2", H5P_DEFAULT);
CHECK(gid2, FAIL, "H5Gopen2");
/* Reset object info */
HDmemset(&oinfo1, 0, sizeof(oinfo1));
HDmemset(&oinfo2, 0, sizeof(oinfo2));
/* Query the object info for each object, through group IDs */
ret = H5Oget_info(gid1, &oinfo1);
CHECK(ret, FAIL, "H5Oget_info");
ret = H5Oget_info(gid2, &oinfo2);
CHECK(ret, FAIL, "H5Oget_info");
VERIFY(oinfo1.fileno, oinfo2.fileno, "file number from H5Oget_info");
/* Reset object info */
HDmemset(&oinfo1, 0, sizeof(oinfo1));
HDmemset(&oinfo2, 0, sizeof(oinfo2));
/* Query the object info for each object, by name */
ret = H5Oget_info_by_name(fid1, "group1", &oinfo1, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
ret = H5Oget_info_by_name(fid1, "group2", &oinfo2, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Oget_info_by_name");
VERIFY(oinfo1.fileno, oinfo2.fileno, "file number from H5Oget_info");
/* Close everything */
ret = H5Gclose(gid1);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Gclose(gid2);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
ret = H5Fclose(fid2);
CHECK(ret, FAIL, "H5Fclose");
} /* test_h5o_getinfo_same_file() */
/****************************************************************
**
** test_h5o(): Main H5O (generic object) testing routine.
**
****************************************************************/
void
test_h5o(void)
{
/* Output message about test being performed */
MESSAGE(5, ("Testing Objects\n"));
test_h5o_open(); /* Test generic open function */
test_h5o_open_by_addr(); /* Test opening objects by address */
test_h5o_close(); /* Test generic close function */
test_h5o_refcount(); /* Test incrementing and decrementing reference count */
test_h5o_plist(); /* Test object creation properties */
test_h5o_link(); /* Test object link routine */
test_h5o_comment(); /* Test routines for comment */
test_h5o_comment_by_name(); /* Test routines for comment by name */
#ifndef H5_CANNOT_OPEN_TWICE /* OpenVMS can't open a file twice */
test_h5o_getinfo_same_file(); /* Test info for objects in the same file */
#endif /* H5_CANNOT_OPEN_TWICE */
} /* test_h5o() */
/*-------------------------------------------------------------------------
* Function: cleanup_h5o
*
* Purpose: Cleanup temporary test files
*
* Return: none
*
* Programmer: James Laird
* June 3, 2006
*
*-------------------------------------------------------------------------
*/
void
cleanup_h5o(void)
{
remove(TEST_FILENAME);
}
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