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/* This is part of the netCDF package. Copyright 2018 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 fill values for a variable of specified
endianness.
$Id: tst_endian_fill.c,v 1.4 2009/06/25 14:57:29 ed Exp $
*/
#include <nc_tests.h>
#include "err_macros.h"
#include <stdlib.h>
#include <stdio.h>
#include <netcdf.h>
#define FILE_NAME "tst_endian_fill.nc"
#define VAR_NAME "v1"
#define VAR2_NAME "v2"
#define VAR3_NAME "v3"
#define VAR_RANK 0
int
main(int argc, char **argv)
{
printf("\n*** Testing specified endiannesss fill values.\n");
printf("*** testing simple case with int...");
{
int ncid, varid, var2id, var3id;
int data_in;
int fill = NC_FILL_INT;
/* Create file with a scalar int var that's big-endian. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_var(ncid, VAR_NAME, NC_INT, VAR_RANK, 0, &varid)) ERR;
if (nc_def_var_endian(ncid, varid, NC_ENDIAN_BIG)) ERR;
if (nc_def_var(ncid, VAR2_NAME, NC_INT, VAR_RANK, 0, &var2id)) ERR;
if (nc_def_var_endian(ncid, var2id, NC_ENDIAN_LITTLE)) ERR;
/* close without writing data, so vars 1 and 2 should contain
* NC_FILL_INT */
if (nc_def_var(ncid, VAR3_NAME, NC_INT, VAR_RANK, 0, &var3id)) ERR;
if (nc_def_var_endian(ncid, var3id, NC_ENDIAN_BIG)) ERR;
if (nc_put_var(ncid, var3id, &fill)) ERR;
if (nc_close(ncid)) ERR;
/* Check it out. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq_varid(ncid, VAR_NAME, &varid)) ERR;
if (nc_inq_varid(ncid, VAR2_NAME, &var2id)) ERR;
if (nc_get_var_int(ncid, varid, &data_in)) ERR;
if (data_in != NC_FILL_INT) ERR;
if (nc_get_var_int(ncid, var2id, &data_in)) ERR;
if (data_in != NC_FILL_INT) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** testing short, int, int64, and unsigned...");
{
#define NUM_TYPES_TO_CHECK 6
int ncid, varid[NUM_TYPES_TO_CHECK];
int check_type[NUM_TYPES_TO_CHECK] = {NC_SHORT, NC_USHORT, NC_INT,
NC_UINT, NC_INT64, NC_UINT64};
char var_name[NUM_TYPES_TO_CHECK][NC_MAX_NAME + 1] = {"SHORT", "USHORT",
"INT", "UINT", "INT64",
"UINT64"};
long long fill_value[NUM_TYPES_TO_CHECK] = {NC_FILL_SHORT, NC_FILL_USHORT, NC_FILL_INT,
NC_FILL_UINT, NC_FILL_INT64, NC_FILL_UINT64};
long long data_in;
int t;
/* Create file with a scalar vars. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
for (t = 0; t < NUM_TYPES_TO_CHECK; t++)
{
if (nc_def_var(ncid, var_name[t], check_type[t], 0, 0, &varid[t])) ERR;
if (nc_def_var_endian(ncid, varid[t], NC_ENDIAN_BIG)) ERR;
}
if (nc_close(ncid)) ERR;
/* Check it out. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
for (t = 0; t < NUM_TYPES_TO_CHECK; t++)
{
int err = nc_get_var_longlong(ncid, varid[t], &data_in);
if(err && err != NC_ERANGE)
ERR;
if (data_in != fill_value[t])
ERR;
}
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
FINAL_RESULTS;
return 0;
}
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