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netcdf-c/nc_test4/tst_opaques.c

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/* This is part of the netCDF package. Copyright 2005 University
Corporation for Atmospheric Research/Unidata See COPYRIGHT file for
conditions of use. See www.unidata.ucar.edu for more info.
Test netcdf-4 opaque types.
$Id: tst_opaques.c,v 1.18 2010/05/25 13:53:04 ed Exp $
*/
#include <config.h>
#include <nc_tests.h>
#define FILE_NAME "tst_opaques.nc"
#define DIM_LEN 3
#define ATT_NAME "att_name"
#define DIM_NAME "dim"
#define BASE_SIZE 20
#define VAR_NAME "var_defined_by_netcdf_user"
#define TYPE_NAME "type_defined_by_netcdf_user"
int
main(int argc, char **argv)
{
int ncid;
size_t size_in;
nc_type xtype;
unsigned char data[DIM_LEN][BASE_SIZE], data_in[DIM_LEN][BASE_SIZE];
int i, j;
printf("\n*** Testing netcdf-4 opaque type.\n");
for (i=0; i<DIM_LEN; i++)
for (j=0; j<BASE_SIZE; j++)
data[i][j] = 0;
printf("*** testing scalar opaque variable...");
{
int varid;
char name_in[NC_MAX_NAME+1];
size_t nfields_in, base_size_in;
nc_type base_nc_type_in, var_type;
int class_in;
char var_name[NC_MAX_NAME+1];
int nvars, natts, ndims, unlimdimid;
/* Create a file that has an opaque variable. */
if (nc_create(FILE_NAME, NC_NETCDF4|NC_CLOBBER, &ncid)) ERR;
if (nc_def_opaque(ncid, BASE_SIZE, TYPE_NAME, &xtype)) ERR;
if (nc_inq_user_type(ncid, xtype, name_in, &base_size_in, &base_nc_type_in, &nfields_in, &class_in)) ERR;
if (strcmp(name_in, TYPE_NAME) || base_size_in != BASE_SIZE ||
base_nc_type_in != 0 || nfields_in != 0 || class_in != NC_OPAQUE) ERR;
if (nc_inq_opaque(ncid, xtype, name_in, &base_size_in)) ERR;
if (strcmp(name_in, TYPE_NAME) || base_size_in != BASE_SIZE) ERR;
if (nc_def_var(ncid, VAR_NAME, xtype, 0, NULL, &varid)) ERR;
if (nc_put_var(ncid, varid, &data[0])) ERR;
if (nc_close(ncid)) ERR;
/* Check it out. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR;
if (ndims != 0 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR;
if (nc_inq_var(ncid, 0, var_name, &var_type, &ndims, NULL, &natts)) ERR;
if (ndims != 0 || strcmp(var_name, VAR_NAME) || natts != 0) ERR;
if (nc_get_var(ncid, 0, &data_in[0])) ERR;
for (j = 0; j < BASE_SIZE; j++)
if (data_in[0][j] != data[0][j]) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** testing opaque variable...");
{
int dimid, varid, dimids[] = {0};
char name_in[NC_MAX_NAME+1];
nc_type base_nc_type_in, var_type;
size_t nfields_in, base_size_in;
int class_in;
char var_name[NC_MAX_NAME+1];
int nvars, natts, ndims, unlimdimid, dimids_var[1];
/* Create a file that has an opaque variable. */
if (nc_create(FILE_NAME, NC_NETCDF4|NC_CLOBBER, &ncid)) ERR;
if (nc_def_opaque(ncid, BASE_SIZE, TYPE_NAME, &xtype)) ERR;
if (nc_inq_user_type(ncid, xtype, name_in, &base_size_in, &base_nc_type_in, &nfields_in, &class_in)) ERR;
if (strcmp(name_in, TYPE_NAME) || base_size_in != BASE_SIZE ||
base_nc_type_in != 0 || nfields_in != 0 || class_in != NC_OPAQUE) ERR;
if (nc_inq_opaque(ncid, xtype, name_in, &base_size_in)) ERR;
if (strcmp(name_in, TYPE_NAME) || base_size_in != BASE_SIZE) ERR;
if (nc_def_dim(ncid, DIM_NAME, DIM_LEN, &dimid)) ERR;
if (nc_def_var(ncid, VAR_NAME, xtype, 1, dimids, &varid)) ERR;
if (nc_put_var(ncid, varid, data)) ERR;
if (nc_close(ncid)) ERR;
/* Check it out. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR;
if (ndims != 1 || nvars != 1 || natts != 0 || unlimdimid != -1) ERR;
if (nc_inq_var(ncid, 0, var_name, &var_type, &ndims, dimids_var, &natts)) ERR;
if (ndims != 1 || strcmp(var_name, VAR_NAME) ||
dimids_var[0] != dimids[0] || natts != 0) ERR;
if (nc_get_var(ncid, 0, data_in)) ERR;
for (i=0; i<DIM_LEN; i++)
for (j=0; j<BASE_SIZE; j++)
if (data_in[i][j] != data[i][j]) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** testing *really* simple opaque attribute...");
{
/* Create a file that has an opaque attribute. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_opaque(ncid, BASE_SIZE, TYPE_NAME, &xtype)) ERR;
/* Write an att. */
if (nc_put_att(ncid, NC_GLOBAL, ATT_NAME, xtype, DIM_LEN, data)) ERR;
if (nc_close(ncid)) ERR;
/* Reopen. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** testing opaque attribute...");
{
char name_in[NC_MAX_NAME+1];
nc_type base_nc_type_in;
size_t base_size_in;
size_t nfields_in;
int class_in;
/* Create a file that has an opaque attribute. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_opaque(ncid, BASE_SIZE, TYPE_NAME, &xtype)) ERR;
/* Check it out. */
if (nc_inq_user_type(ncid, xtype, name_in, &base_size_in, &base_nc_type_in,
&nfields_in, &class_in)) ERR;
if (strcmp(name_in, TYPE_NAME) || base_size_in != BASE_SIZE ||
base_nc_type_in != 0 || nfields_in != 0 || class_in != NC_OPAQUE) ERR;
if (nc_inq_opaque(ncid, xtype, name_in, &base_size_in)) ERR;
if (strcmp(name_in, TYPE_NAME) || base_size_in != BASE_SIZE) ERR;
/* Write an att. */
if (nc_put_att(ncid, NC_GLOBAL, ATT_NAME, xtype, DIM_LEN, data)) ERR;
if (nc_close(ncid)) ERR;
/* Reopen. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
/* Check it out. */
if (nc_inq_att(ncid, NC_GLOBAL, ATT_NAME, &xtype, &size_in)) ERR;
if (size_in != DIM_LEN) ERR;
if (nc_inq_user_type(ncid, xtype, name_in, &base_size_in, &base_nc_type_in, &nfields_in, &class_in)) ERR;
if (strcmp(name_in, TYPE_NAME) || base_size_in != BASE_SIZE ||
base_nc_type_in != 0 || nfields_in != 0 || class_in != NC_OPAQUE) ERR;
if (nc_inq_opaque(ncid, xtype, name_in, &base_size_in)) ERR;
if (strcmp(name_in, TYPE_NAME) || base_size_in != BASE_SIZE) ERR;
if (nc_get_att(ncid, NC_GLOBAL, ATT_NAME, data_in)) ERR;
for (i=0; i<DIM_LEN; i++)
for (j=0; j<BASE_SIZE; j++)
if (data_in[i][j] != data[i][j]) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** testing 3 opaque types...");
{
#define TYPE_SIZE1 20
#define NUM_TYPES 3
char name_in[NC_MAX_NAME+1];
nc_type base_nc_type_in;
size_t nfields_in, base_size_in;
nc_type otid[3];
int class_in;
char type_name[NUM_TYPES][NC_MAX_NAME + 1] = {"o1", "o2", "o3"};
int nvars, natts, ndims, unlimdimid;
int ntypes, typeids[NUM_TYPES];
int i;
/* Create a file that has three opaque types. */
if (nc_create(FILE_NAME, NC_NETCDF4|NC_CLOBBER, &ncid)) ERR;
for (i = 0; i < NUM_TYPES; i++)
{
if (nc_def_opaque(ncid, TYPE_SIZE1, type_name[i], &otid[i])) ERR;
if (nc_inq_user_type(ncid, otid[i], name_in, &base_size_in, &base_nc_type_in, &nfields_in, &class_in)) ERR;
if (strcmp(name_in, type_name[i]) || base_size_in != TYPE_SIZE1 ||
base_nc_type_in != 0 || nfields_in != 0 || class_in != NC_OPAQUE) ERR;
if (nc_inq_opaque(ncid, otid[i], name_in, &base_size_in)) ERR;
if (strcmp(name_in, type_name[i]) || base_size_in != TYPE_SIZE1) ERR;
}
if (nc_close(ncid)) ERR;
/* Check it out. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR;
if (ndims != 0 || nvars != 0 || natts != 0 || unlimdimid != -1) ERR;
if (nc_inq_typeids(ncid, &ntypes, typeids)) ERR;
if (ntypes != NUM_TYPES) ERR;
for (i = 0; i < NUM_TYPES; i++)
{
if (nc_inq_user_type(ncid, otid[i], name_in, &base_size_in, &base_nc_type_in, &nfields_in, &class_in)) ERR;
if (strcmp(name_in, type_name[i]) || base_size_in != TYPE_SIZE1 ||
base_nc_type_in != 0 || nfields_in != 0 || class_in != NC_OPAQUE) ERR;
if (nc_inq_opaque(ncid, otid[i], name_in, &base_size_in)) ERR;
if (strcmp(name_in, type_name[i]) || base_size_in != TYPE_SIZE1) ERR;
}
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
FINAL_RESULTS;
}
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