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/* This is part of the netCDF package. Copyright 2008 University
Corporation for Atmospheric Research/Unidata See COPYRIGHT file for
conditions of use. See www.unidata.ucar.edu for more info.
Create a test file with default fill values for variables of each type.
$Id: tst_fills.c,v 1.12 2009/03/17 01:22:42 ed Exp $
*/
#include <nc_tests.h>
#include "err_macros.h"
#include <stdlib.h>
#include <stdio.h>
#include <netcdf.h>
#define FILE_NAME "tst_fills.nc"
int
main(int argc, char **argv)
{ /* create tst_classic_fills.nc */
printf("\n*** Testing fill values.\n");
printf("*** testing very simple scalar string var...");
{
#define STRING_VAR_NAME "Petition_of_Right"
#define NDIMS_STRING 1
int ncid, varid;
int varid_in;
const char *data_out[NDIMS_STRING] = {
"Humbly show unto our Sovereign Lord the King, the Lords "
"Spiritual and Temporal, and Commons in Parliament assembles, "
"that whereas it is declared and enacted by a statute made in "
"the time of the reign of King Edward I, commonly called "
"Stratutum de Tellagio non Concedendo, that no tallage or "
"aid shall be laid or levied by the king or his heirs in this "
"realm, without the good will and assent of the archbishops, "
"bishops, earls, barons, knights, burgesses, and other the "
"freemen of the commonalty of this realm; and by authority "
"of parliament holden in the five-and-twentieth year of the "
"reign of King Edward III, it is declared and enacted, that "
"from thenceforth no person should be compelled to make any "
"loans to the king against his will, because such loans were "
"against reason and the franchise of the land; and by other "
"laws of this realm it is provided, that none should be charged "
"by any charge or imposition called a benevolence, nor by such "
"like charge; by which statutes before mentioned, and other the "
"good laws and statutes of this realm, your subjects have inherited "
"this freedom, that they should not be compelled to contribute "
"to any tax, tallage, aid, or other like charge not set by "
"common consent, in parliament."
};
char *data_in[NDIMS_STRING];
size_t index1[NDIMS_STRING] = {0};
/* Create file with a 1D string var. Set its fill value to the
* empty string. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_var(ncid, STRING_VAR_NAME, NC_STRING, 0, NULL, &varid)) ERR;
/* Check it out. */
if (nc_inq_varid(ncid, STRING_VAR_NAME, &varid_in)) ERR;
if (varid_in != varid) ERR;
/* Write string. */
if (nc_put_var1_string(ncid, varid_in, index1, data_out)) ERR;
/* Get the string, check it, and free it. */
if (nc_get_var_string(ncid, varid_in, data_in)) ERR;
if (strcmp(data_in[0], data_out[0])) ERR;
if (nc_free_string(1, data_in)) ERR;
/* Close the file. */
if (nc_close(ncid)) ERR;
/* Now re-open file, read data, and check values again. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
/* Get the string, check it, and free it. */
if (nc_get_var_string(ncid, varid_in, data_in)) ERR;
if (strcmp(data_in[0], data_out[0])) ERR;
if (nc_free_string(1, data_in)) ERR;
/* Close the file. */
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** testing fill values of one var...");
{
#define V1_NAME "v1"
#define MAX_VALS 10
int ncid, varid, rec_id, dims[2];
static int rec[1] = {1};
size_t start[2] = {0, 0};
size_t count[2] = {1, MAX_VALS};
char vals[MAX_VALS];
int i;
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
/* Define dimensions and two vars, a 1D coordinate var for
* unlimited dimension, and a 2D var which uses the unlimited
* dimension. */
if (nc_def_dim(ncid, "rec", NC_UNLIMITED, &dims[0])) ERR;
if (nc_def_dim(ncid, "len", MAX_VALS, &dims[1])) ERR;
if (nc_def_var(ncid, "rec", NC_INT, 1, dims, &rec_id)) ERR;
if (nc_def_var(ncid, V1_NAME, NC_CHAR, 2, dims, &varid)) ERR;
/* Extend record dimension by 1. */
if (nc_put_vara_int(ncid, rec_id, start, count, rec)) ERR;
/* Read the other variable; it must have only fill values. */
if (nc_get_vara_text(ncid, 1, start, count, vals)) ERR;
for (i = 0; i < MAX_VALS; i++)
if(vals[i] != NC_FILL_CHAR) ERR;
if (nc_close(ncid)) ERR;
/* Now re-open file, read data, and check values again. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
/* Read the other variable; it must have only fill values. */
if (nc_get_vara_text(ncid, 1, start, count, vals)) ERR;
for (i = 0; i < MAX_VALS; i++)
if(vals[i] != NC_FILL_CHAR) ERR;
if(nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** testing fill values of lots of vars...");
{
int ncid; /* netCDF id */
#define NVALS 10 /* values per fixed-size variable or record */
#define NFIXVARS 6 /* number of fixed-size vars, one of each type */
#define NRECVARS 6 /* number of record vars, one of each type */
#define RANK_REC 1
#define RANK_FIXVARS 1
#define RANK_RECVARS 2
/* dimension ids */
int rec_dim;
int len_dim;
/* dimension lengths */
size_t rec_len = NC_UNLIMITED;
size_t len_len = NVALS;
/* variable ids */
int rec_id;
int fixvar_ids[NFIXVARS];
int recvar_ids[NRECVARS];
int rec_dims[RANK_REC];
int fixvar_dims[RANK_FIXVARS];
int recvar_dims[RANK_RECVARS];
int fixvar, recvar, i;
char *fnames[] = {"c", "b", "s", "i", "f", "d"};
char *rnames[] = {"cr", "br", "sr", "ir", "fr", "dr"};
nc_type types[] = {NC_CHAR, NC_BYTE, NC_SHORT, NC_INT, NC_FLOAT, NC_DOUBLE};
/*if (nc_set_default_format(format + 1, NULL)) ERR;*/
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
/* define dimensions */
if (nc_def_dim(ncid, "rec", rec_len, &rec_dim)) ERR;
if (nc_def_dim(ncid, "len", len_len, &len_dim)) ERR;
rec_dims[0] = rec_dim;
if (nc_def_var(ncid, "rec", NC_INT, RANK_REC, rec_dims, &rec_id)) ERR;
/* define fixed and record variables of all 6 primitive types */
fixvar_dims[0] = len_dim;
for (fixvar = 0; fixvar < NFIXVARS; fixvar++)
if (nc_def_var(ncid, fnames[fixvar], types[fixvar], RANK_FIXVARS,
fixvar_dims, &fixvar_ids[fixvar])) ERR;
recvar_dims[0] = rec_dim;
recvar_dims[1] = len_dim;
for (recvar = 0; recvar < NRECVARS; recvar++)
if (nc_def_var(ncid, rnames[recvar], types[recvar], RANK_RECVARS,
recvar_dims, &recvar_ids[recvar])) ERR;
/* leave define mode */
if (nc_enddef(ncid)) ERR;
{ /* store rec */
static size_t rec_start[RANK_REC];
static size_t rec_count[RANK_REC];
static int rec[] = {1};
rec_len = 1; /* number of records of rec data */
rec_start[0] = 0;
rec_count[0] = rec_len;
if (nc_put_vara_int(ncid, rec_id, rec_start, rec_count, rec)) ERR;
}
if (nc_close(ncid)) ERR;
/* Now re-open file, read data, and check values */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
/* Check that fixed-size variables are full of fill values */
for (fixvar = 0; fixvar < NFIXVARS; fixvar++) {
int varid;
nc_type type;
if (nc_inq_varid(ncid, fnames[fixvar], &varid)) ERR;
if (nc_inq_vartype(ncid, varid, &type)) ERR;
switch(type) {
case NC_CHAR:
{
char vals[NVALS];
if (nc_get_var_text(ncid, varid, vals)) ERR;
for (i = 0; i < NVALS; i++)
if(vals[i] != NC_FILL_CHAR) ERR;
}
break;
case NC_BYTE:
{
signed char vals[NVALS];
if (nc_get_var_schar(ncid, varid, vals)) ERR;
for (i = 0; i < NVALS; i++)
if(vals[i] != NC_FILL_BYTE) ERR;
}
break;
case NC_SHORT:
{
short vals[NVALS];
if (nc_get_var_short(ncid, varid, vals)) ERR;
for (i = 0; i < NVALS; i++)
if(vals[i] != NC_FILL_SHORT) ERR;
}
break;
case NC_INT:
{
int vals[NVALS];
if (nc_get_var_int(ncid, varid, vals)) ERR;
for (i = 0; i < NVALS; i++)
if(vals[i] != NC_FILL_INT) ERR;
}
break;
case NC_FLOAT:
{
float vals[NVALS];
if (nc_get_var_float(ncid, varid, vals)) ERR;
for (i = 0; i < NVALS; i++)
if(vals[i] != NC_FILL_FLOAT) ERR;
}
break;
case NC_DOUBLE:
{
double vals[NVALS];
if (nc_get_var_double(ncid, varid, vals)) ERR;
for (i = 0; i < NVALS; i++)
if (vals[i] != NC_FILL_DOUBLE) ERR;
}
break;
default:
ERR;
}
}
/* Read record, check record variables have only fill values */
for (recvar = 0; recvar < NRECVARS; recvar++) {
int varid;
nc_type type;
size_t start[] = {0, 0};
size_t count[] = {1, NVALS};
if (nc_inq_varid(ncid, rnames[recvar], &varid)) ERR;
if (nc_inq_vartype(ncid, varid, &type)) ERR;
switch(type) {
case NC_CHAR:
{
char vals[NVALS];
if (nc_get_vara_text(ncid, varid, start, count, vals)) ERR;
for (i = 0; i < NVALS; i++)
if(vals[i] != NC_FILL_CHAR) ERR;
}
break;
case NC_BYTE:
{
signed char vals[NVALS];
if (nc_get_vara_schar(ncid, varid, start, count, vals)) ERR;
for (i = 0; i < NVALS; i++)
if(vals[i] != NC_FILL_BYTE) ERR;
}
break;
case NC_SHORT:
{
short vals[NVALS];
if (nc_get_vara_short(ncid, varid, start, count, vals)) ERR;
for (i = 0; i < NVALS; i++)
if(vals[i] != NC_FILL_SHORT) ERR;
}
break;
case NC_INT:
{
int vals[NVALS];
if (nc_get_vara_int(ncid, varid, start, count, vals)) ERR;
for (i = 0; i < NVALS; i++)
if(vals[i] != NC_FILL_INT) ERR;
}
break;
case NC_FLOAT:
{
float vals[NVALS];
if (nc_get_vara_float(ncid, varid, start, count, vals)) ERR;
for (i = 0; i < NVALS; i++)
if(vals[i] != NC_FILL_FLOAT) ERR;
}
break;
case NC_DOUBLE:
{
double vals[NVALS];
if (nc_get_vara_double(ncid, varid, start, count, vals)) ERR;
for (i = 0; i < NVALS; i++)
if(vals[i] != NC_FILL_DOUBLE) ERR;
}
break;
default:
ERR;
}
}
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
FINAL_RESULTS;
}
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