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netcdf-c/nc_test4/tst_vl.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 variable length code.
$Id: tst_vl.c,v 1.30 2009/10/26 22:07:16 ed Exp $
*/
#include <nc_tests.h>
#include "err_macros.h"
#include "netcdf.h"
#define FILE_NAME "tst_vl.nc"
#define FILE_NAME2 "tst_vl_2.nc"
#define DIM_LEN 3
#define VLEN_NAME "vlen_name"
#define ATT_NAME "att_name"
#define DIM_NAME "dim"
#define VAR_NAME "var"
#define PHONY_VAL -99
/* Use this struct to hold vlen data: */
/* typedef struct { */
/* size_t len; Length of VL data (in base type units) */
/* void *p; Pointer to VL data */
/* } hvl_t; */
int
main(int argc, char **argv)
{
printf("\n*** Testing netcdf-4 variable length type functions.\n");
printf("*** testing vlen (of ints) attribute...");
{
int ncid, typeid;
nc_vlen_t data[DIM_LEN], data_in[DIM_LEN];
size_t size_in;
nc_type base_nc_type_in;
char name_in[NC_MAX_NAME + 1];
int *phony, class_in;
size_t len_in;
int i, j;
/* Create phony data. */
for (i=0; i<DIM_LEN; i++)
{
if (!(phony = malloc(sizeof(int) * (i+1))))
return NC_ENOMEM;
for (j = 0; j < i + 1; j++)
phony[j] = PHONY_VAL;
data[i].p = phony;
data[i].len = i+1;
}
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_vlen(ncid, VLEN_NAME, NC_INT, &typeid)) ERR;
if (nc_inq_vlen(ncid, typeid, name_in, &size_in, &base_nc_type_in)) ERR;
if (base_nc_type_in != NC_INT || (size_in != sizeof(nc_vlen_t) || strcmp(name_in, VLEN_NAME))) ERR;
if (nc_inq_user_type(ncid, typeid, name_in, &size_in, &base_nc_type_in, NULL, &class_in)) ERR;
if (base_nc_type_in != NC_INT || (size_in != sizeof(nc_vlen_t) || strcmp(name_in, VLEN_NAME))) ERR;
if (nc_inq_type(ncid, typeid, name_in, &size_in)) ERR;
if ((size_in != sizeof(nc_vlen_t) || strcmp(name_in, VLEN_NAME))) ERR;
if (nc_inq_compound(ncid, typeid, name_in, &size_in, NULL) != NC_EBADTYPE) ERR;
if (nc_put_att(ncid, NC_GLOBAL, ATT_NAME, typeid, DIM_LEN, data)) ERR;
if (nc_close(ncid)) ERR;
/* Reset data to make sure it was really copied. */
for (i=0; i<DIM_LEN; i++)
for (j = 0; j < i + 1; j++)
((int *)(data[i].p))[j] = 0;
/* Check it out. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_get_att(ncid, NC_GLOBAL, ATT_NAME, data_in)) ERR;
for (i = 0; i < DIM_LEN; i++)
{
if (data_in[i].len != i + 1) ERR;
for (j = 0; j < data_in[i].len; j++)
if (*((int *)data_in[i].p) != PHONY_VAL)
{
printf("*((int *)data_in[%d].p = %d (0x%x)\n", i, *((int *)data_in[i].p),
*((int *)data_in[i].p));
ERR;
return 2;
}
}
if (nc_inq_att(ncid, NC_GLOBAL, ATT_NAME, &typeid, &len_in)) ERR;
if (len_in != DIM_LEN) ERR;
if (nc_inq_vlen(ncid, typeid, name_in, &size_in, &base_nc_type_in)) ERR;
if (base_nc_type_in != NC_INT || (size_in != 4 && strcmp(name_in, VLEN_NAME)))
{
printf("base_nc_type_in = %d size_in = %d name_in = %s\n", base_nc_type_in,
(int)size_in, name_in);
ERR;
}
if (nc_inq_user_type(ncid, typeid, name_in, &size_in, &base_nc_type_in, NULL, &class_in)) ERR;
if (base_nc_type_in != NC_INT || (size_in != sizeof(nc_vlen_t) || strcmp(name_in, VLEN_NAME))) ERR;
if (nc_close(ncid)) ERR;
/* Free the memory used in our phony data. */
for (i=0; i<DIM_LEN; i++)
if (nc_free_vlen(&data[i]) || nc_free_vlen(&data_in[i])) ERR;
}
SUMMARIZE_ERR;
printf("*** testing vlen (of ints) variable...");
{
int dimid, varid, dimids[] = {0};
char var_name[NC_MAX_NAME+1];
int nvars, natts, ndims, unlimdimid, dimids_var[1];
nc_type var_type;
int ncid, typeid;
nc_vlen_t data[DIM_LEN], data_in[DIM_LEN];
int *phony;
int i, j;
/* Create phony data. */
for (i=0; i<DIM_LEN; i++)
{
if (!(phony = malloc(sizeof(int) * (i+1))))
return NC_ENOMEM;
for (j=0; j<i+1; j++)
phony[j] = PHONY_VAL;
data[i].p = phony;
data[i].len = i+1;
}
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_vlen(ncid, "name1", NC_INT, &typeid)) ERR;
if (nc_def_dim(ncid, DIM_NAME, DIM_LEN, &dimid)) ERR;
if (nc_def_var(ncid, VAR_NAME, typeid, 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<data_in[i].len; j++)
if (*((int *)data_in[i].p) != *((int *)data[i].p))
{
printf("*((int *)data_in[%d].p = %d (0x%x)\n", i, *((int *)data_in[i].p),
*((int *)data_in[i].p));
ERR;
return 2;
}
if (nc_close(ncid)) ERR;
/* Free the memory used in our phony data. */
for (i=0; i<DIM_LEN; i++)
if (nc_free_vlen(&data[i]) || nc_free_vlen(&data_in[i])) ERR;
}
SUMMARIZE_ERR;
printf("*** testing vlen (of ints) attribute copy...");
{
int ncid1, ncid2, typeid1, typeid2;
nc_vlen_t data[DIM_LEN], data_in[DIM_LEN];
size_t size_in;
nc_type base_nc_type_in;
char name_in[NC_MAX_NAME + 1];
int *phony, class_in;
size_t len_in;
int i, j;
/* Create phony data. */
for (i=0; i<DIM_LEN; i++)
{
if (!(phony = malloc(sizeof(int) * (i+1))))
return NC_ENOMEM;
for (j = 0; j < i + 1; j++)
phony[j] = PHONY_VAL;
data[i].p = phony;
data[i].len = i+1;
}
/* Create two files with the same vlen type. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid1)) ERR;
if (nc_create(FILE_NAME2, NC_NETCDF4, &ncid2)) ERR;
if (nc_def_vlen(ncid1, VLEN_NAME, NC_INT, &typeid1)) ERR;
if (nc_def_vlen(ncid2, VLEN_NAME, NC_INT, &typeid2)) ERR;
if (nc_put_att(ncid1, NC_GLOBAL, ATT_NAME, typeid1, DIM_LEN, data)) ERR;
if (nc_copy_att(ncid1, NC_GLOBAL, ATT_NAME, ncid2, NC_GLOBAL)) ERR;
if (nc_close(ncid1)) ERR;
if (nc_close(ncid2)) ERR;
/* Reset data to make sure it was really copied. */
for (i=0; i<DIM_LEN; i++)
for (j = 0; j < i + 1; j++)
((int *)(data[i].p))[j] = 0;
/* Check it out. */
if (nc_open(FILE_NAME2, NC_NOWRITE, &ncid2)) ERR;
if (nc_get_att(ncid2, NC_GLOBAL, ATT_NAME, data_in)) ERR;
for (i = 0; i < DIM_LEN; i++)
{
if (data_in[i].len != i + 1) ERR;
for (j = 0; j < data_in[i].len; j++)
if (*((int *)data_in[i].p) != PHONY_VAL)
{
printf("*((int *)data_in[%d].p = %d (0x%x)\n", i, *((int *)data_in[i].p),
*((int *)data_in[i].p));
ERR;
return 2;
}
}
if (nc_inq_att(ncid2, NC_GLOBAL, ATT_NAME, &typeid2, &len_in)) ERR;
if (len_in != DIM_LEN) ERR;
if (nc_inq_vlen(ncid2, typeid2, name_in, &size_in, &base_nc_type_in)) ERR;
if (base_nc_type_in != NC_INT || (size_in != 4 && strcmp(name_in, VLEN_NAME)))
{
printf("base_nc_type_in = %d size_in = %d name_in = %s\n", base_nc_type_in,
(int)size_in, name_in);
ERR;
}
if (nc_inq_user_type(ncid2, typeid2, name_in, &size_in, &base_nc_type_in, NULL, &class_in)) ERR;
if (base_nc_type_in != NC_INT || (size_in != sizeof(nc_vlen_t) || strcmp(name_in, VLEN_NAME))) ERR;
if (nc_close(ncid2)) ERR;
/* Free the memory used in our phony data. */
for (i=0; i<DIM_LEN; i++)
if (nc_free_vlen(&data[i]) || nc_free_vlen(&data_in[i])) ERR;
}
SUMMARIZE_ERR;
FINAL_RESULTS;
}
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