netcdf-c/nc_test4/tst_interops6.c
2019-11-14 09:39:10 -07:00

189 lines
7.7 KiB
C

/* This is part of the netCDF package. Copyright 2018 University
Corporation for Atmospheric Research/Unidata See COPYRIGHT file for
conditions of use.
Test that HDF5 and NetCDF-4 can read and write the same file.
$Id: tst_interops.c,v 1.24 2010/06/01 15:34:52 ed Exp $
*/
#include <config.h>
#include <nc_tests.h>
#include "err_macros.h"
#include <hdf5.h>
#include <H5DSpublic.h>
#define FILE_NAME "tst_interops6.h5"
int
main(int argc, char **argv)
{
printf("\n*** Testing HDF5/NetCDF-4 interoperability yet again...\n");
printf("*** Checking scalar string attribute...");
{
#define ATT_NAME "Stooge_Statements"
hid_t fcpl_id, fileid, grpid, spaceid, typeid, attid;
hid_t class;
size_t type_size;
htri_t is_str;
char *data_in;
char *data = "The art of war is of vital "
"importance to the State. It is a matter of life and death, a road either"
"to safety or to ruin. Hence it is a subject of inquiry"
"which can on no account be neglected.";
/* Create create property list. */
if ((fcpl_id = H5Pcreate(H5P_FILE_CREATE)) < 0) ERR;
/* Set H5P_CRT_ORDER_TRACKED in the creation property list. This
* turns on HDF5 creation ordering in the file. */
if (H5Pset_link_creation_order(fcpl_id, (H5P_CRT_ORDER_TRACKED |
H5P_CRT_ORDER_INDEXED)) < 0) ERR;
if (H5Pset_attr_creation_order(fcpl_id, (H5P_CRT_ORDER_TRACKED |
H5P_CRT_ORDER_INDEXED)) < 0) ERR;
/* Open file. */
if ((fileid = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, fcpl_id,
H5P_DEFAULT)) < 0) ERR;
if ((grpid = H5Gopen2(fileid, "/", H5P_DEFAULT)) < 0) ERR;
/* Create string type. */
if ((typeid = H5Tcopy(H5T_C_S1)) < 0) ERR;
if (H5Tset_size(typeid, H5T_VARIABLE) < 0) ERR;
/* Write an attribute of this type. */
if ((spaceid = H5Screate(H5S_SCALAR)) < 0) ERR;
if ((attid = H5Acreate(grpid, ATT_NAME, typeid, spaceid,
H5P_DEFAULT)) < 0) ERR;
if (H5Awrite(attid, typeid, &data) < 0) ERR;
/* Close up. */
if (H5Aclose(attid) < 0) ERR;
if (H5Tclose(typeid) < 0) ERR;
if (H5Sclose(spaceid) < 0) ERR;
if (H5Gclose(grpid) < 0) ERR;
if (H5Fclose(fileid) < 0) ERR;
if (H5Pclose(fcpl_id) < 0) ERR;
/* Now reopen the file and check it out. */
if ((fileid = H5Fopen(FILE_NAME, H5F_ACC_RDWR, H5P_DEFAULT)) < 0) ERR;
if ((grpid = H5Gopen(fileid, "/")) < 0) ERR;
if ((attid = H5Aopen_name(grpid, ATT_NAME)) < 0) ERR;
if ((typeid = H5Aget_type(attid)) < 0) ERR;
if ((spaceid = H5Aget_space(attid)) < 0) ERR;
/* Given this type id, how would we know this is a string
* attribute? */
if ((class = H5Tget_class(typeid)) < 0)
return NC_EHDFERR;
if (class != H5T_STRING) ERR;
if (!(type_size = H5Tget_size(typeid))) ERR;
if ((is_str = H5Tis_variable_str(typeid)) < 0) ERR;
/* Make sure this is a scalar. */
if (H5Sget_simple_extent_type(spaceid) != H5S_SCALAR) ERR;
/* Read the attribute. */
if (H5Aread(attid, typeid, &data_in) < 0) ERR;
/* Check the data. */
if (strcmp(data, data_in)) ERR;
/* Free our memory. */
free(data_in);
/* Close HDF5 stuff. */
if (H5Aclose(attid) < 0) ERR;
if (H5Tclose(typeid) < 0) ERR;
if (H5Sclose(spaceid) < 0) ERR;
if (H5Gclose(grpid) < 0) ERR;
if (H5Fclose(fileid) < 0) ERR;
}
SUMMARIZE_ERR;
printf("*** Checking a HDF5 file with scalar, fixed-length string dataset...");
{
#define VAR_NAME_2 "Gettysburg Address"
hid_t fapl_id, fcpl_id, fileid, grpid, spaceid, typeid, datasetid, plistid;
int ncid, nvars_in, ndims_in, natts_in, unlimdim_in, type_in;
char data[] = "Four score and seven years ago our fathers brought forth on "
"this continent, a new nation, conceived in Liberty, and dedicated to "
"the proposition that all men are created equal. Now we are engaged "
"in a great civil war, testing whether that nation, or any nation so "
"conceived and so dedicated, can long endure. We are met on a great "
"battle-field of that war. We have come to dedicate a portion of that "
"field, as a final resting place for those who here gave their lives "
"that that nation might live. It is altogether fitting and proper that "
"we should do this. But, in a larger sense, we can not dedicate -- we "
"can not consecrate -- we can not hallow -- this ground. The brave men, "
"living and dead, who struggled here, have consecrated it, far above our "
"poor power to add or detract. The world will little note, nor long "
"remember what we say here, but it can never forget what they did here. "
"It is for us the living, rather, to be dedicated here to the unfinished "
"work which they who fought here have thus far so nobly advanced. It is "
"rather for us to be here dedicated to the great task remaining before "
"us -- that from these honored dead we take increased devotion to that "
"cause for which they gave the last full measure of devotion -- that we "
"here highly resolve that these dead shall not have died in vain -- that "
"this nation, under God, shall have a new birth of freedom -- and that "
"government of the people, by the people, for the people, shall not "
"perish from the earth.";
char name_in[NC_MAX_NAME + 1];
char *data_in2[1];
/* Create file access and create property lists. */
if ((fapl_id = H5Pcreate(H5P_FILE_ACCESS)) < 0) ERR;
if ((fcpl_id = H5Pcreate(H5P_FILE_CREATE)) < 0) ERR;
/* Set latest_format in access propertly list. This ensures that
* the latest, greatest, HDF5 versions are used in the file. */
if (H5Pset_libver_bounds(fapl_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0) ERR;
/* Set H5P_CRT_ORDER_TRACKED in the creation property list. This
* turns on HDF5 creation ordering in the file. */
if (H5Pset_link_creation_order(fcpl_id, (H5P_CRT_ORDER_TRACKED |
H5P_CRT_ORDER_INDEXED)) < 0) ERR;
if (H5Pset_attr_creation_order(fcpl_id, (H5P_CRT_ORDER_TRACKED |
H5P_CRT_ORDER_INDEXED)) < 0) ERR;
/* Create the file, open root group. */
if ((fileid = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, fcpl_id, fapl_id)) < 0) ERR;
if ((grpid = H5Gopen2(fileid, "/", H5P_DEFAULT)) < 0) ERR;
/* Create string type. */
if ((typeid = H5Tcopy(H5T_C_S1)) < 0) ERR;
if (H5Tset_size(typeid, strlen(data) + 1) < 0) ERR;
/* Create a scalar space. */
if ((spaceid = H5Screate(H5S_SCALAR)) < 0) ERR;
/* Write an scalar dataset of this type. */
if ((plistid = H5Pcreate(H5P_DATASET_CREATE)) < 0) ERR;
if ((datasetid = H5Dcreate1(grpid, VAR_NAME_2, typeid,
spaceid, plistid)) < 0) ERR;
if (H5Dwrite(datasetid, typeid, spaceid, spaceid,
H5P_DEFAULT, data) < 0) ERR;
/* Close up. */
if (H5Dclose(datasetid) < 0) ERR;
if (H5Pclose(fapl_id) < 0) ERR;
if (H5Pclose(fcpl_id) < 0) ERR;
if (H5Pclose(plistid) < 0) ERR;
if (H5Tclose(typeid) < 0) ERR;
if (H5Gclose(grpid) < 0) ERR;
if (H5Fclose(fileid) < 0) ERR;
/* Read the file with netCDF-4. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq(ncid, &ndims_in, &nvars_in, &natts_in, &unlimdim_in)) ERR;
if (ndims_in != 0 || nvars_in != 1 || natts_in != 0 || unlimdim_in != -1) ERR;
if (nc_inq_var(ncid, 0, name_in, &type_in, &ndims_in, NULL, &natts_in)) ERR;
if (strcmp(name_in, VAR_NAME_2) || type_in != NC_STRING ||
ndims_in != 0 || natts_in != 0) ERR;
if (nc_get_var_string(ncid, 0, data_in2)) ERR;
if (strcmp(data_in2[0], data)) ERR;
if (nc_free_string(1, data_in2)) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
FINAL_RESULTS;
}