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netcdf-c/nc_test4/tst_converts2.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.
Test even more data conversions.
$Id: tst_converts2.c,v 1.14 2010/06/01 15:34:51 ed Exp $
*/
#include <nc_tests.h>
#include "err_macros.h"
#include "netcdf.h"
#include <math.h>
#define FILE_NAME "tst_converts2.nc"
#define VAR_NAME "Monkey"
#define DIM_NAME "n"
#define DIM_LEN 5
int
main(int argc, char **argv)
{
int ncid, varid;
signed char schar_in, schar = -2;
char var_name[NC_MAX_NAME+1];
int ndims, natts, int_in;
long long_in;
nc_type var_type;
printf("\n*** Testing more netcdf-4 data conversion.\n");
printf ("*** Testing NC_BYTE conversions...");
{
/* Write a scalar NC_BYTE with value -2. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_var(ncid, VAR_NAME, NC_BYTE, 0, NULL, &varid)) ERR;
if (nc_put_var_schar(ncid, varid, &schar)) ERR;
if (nc_close(ncid)) ERR;
/* Now open the file and check it. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq_var(ncid, 0, var_name, &var_type, &ndims, NULL, &natts)) ERR;
if (strcmp(var_name, VAR_NAME) || natts !=0 || ndims != 0 ||
var_type != NC_BYTE) ERR;
if (nc_get_var_schar(ncid, varid, &schar_in)) ERR;
if (schar_in != schar) ERR;
if (nc_get_var_int(ncid, varid, &int_in)) ERR;
if (int_in != schar) ERR;
if (nc_get_var_long(ncid, varid, &long_in)) ERR;
if (long_in != schar) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf ("*** Testing NC_USHORT conversions...");
{
/* Write a scalar NC_USHORT, converted from various types, testing a bug fix. */
unsigned short usval = 65535;
int ival = 65535;
long lval = 65535;
float fval = 65535;
double dval = 65535;
int dimid;
size_t coord[1];
unsigned short ushort_in;
int int_in;
long long_in;
float float_in;
double double_in;
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_dim(ncid, DIM_NAME, DIM_LEN, &dimid)) ERR;
if (nc_def_var(ncid, VAR_NAME, NC_USHORT, 1, &dimid, &varid)) ERR;
coord[0] = 0;
if (nc_put_var1_ushort(ncid, varid, coord, &usval)) ERR;
coord[0] = 1;
if (nc_put_var1_int(ncid, varid, coord, &ival)) ERR;
coord[0] = 2;
if (nc_put_var1_float(ncid, varid, coord, &fval)) ERR;
coord[0] = 3;
if (nc_put_var1_double(ncid, varid, coord, &dval)) ERR;
coord[0] = 4;
if (nc_put_var1_long(ncid, varid, coord, &lval)) ERR;
if (nc_close(ncid)) ERR;
/* Now open the file and check it. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq_var(ncid, 0, var_name, &var_type, &ndims, NULL, &natts)) ERR;
if (strcmp(var_name, VAR_NAME) || natts !=0 || ndims != 1 ||
var_type != NC_USHORT) ERR;
coord[0] = 0;
if (nc_get_var1_ushort(ncid, varid, coord, &ushort_in)) ERR;
if (ushort_in != usval) ERR;
coord[0] = 1;
if (nc_get_var1_int(ncid, varid, coord, &int_in)) ERR;
if (int_in != ival) ERR;
coord[0] = 2;
if (nc_get_var1_float(ncid, varid, coord, &float_in)) ERR;
if (float_in != fval) ERR;
coord[0] = 3;
if (nc_get_var1_double(ncid, varid, coord, &double_in)) ERR;
if (double_in != dval) ERR;
coord[0] = 4;
if (nc_get_var1_long(ncid, varid, coord, &long_in)) ERR;
if (long_in != lval) ERR;
/* This should fail. */
coord[0] = 5;
if (nc_get_var1_ushort(ncid, varid, coord,
&ushort_in) != NC_EINVALCOORDS) ERR;
if (nc_close(ncid)) ERR;
}
{
/* Write a scalar NC_USHORT that's not default fill value,
* converted from various types. */
unsigned short usval = 65534;
int ival = 65534;
long lval = 65534;
float fval = 65534;
double dval = 65534;
int dimid;
size_t coord[1];
unsigned short ushort_in;
int int_in;
long long_in;
float float_in;
double double_in;
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_dim(ncid, DIM_NAME, DIM_LEN, &dimid)) ERR;
if (nc_def_var(ncid, VAR_NAME, NC_USHORT, 1, &dimid, &varid)) ERR;
coord[0] = 0;
if (nc_put_var1_ushort(ncid, varid, coord, &usval)) ERR;
coord[0] = 1;
if (nc_put_var1_int(ncid, varid, coord, &ival)) ERR;
coord[0] = 2;
if (nc_put_var1_float(ncid, varid, coord, &fval)) ERR;
coord[0] = 3;
if (nc_put_var1_double(ncid, varid, coord, &dval)) ERR;
coord[0] = 4;
if (nc_put_var1_long(ncid, varid, coord, &lval)) ERR;
if (nc_close(ncid)) ERR;
/* Now open the file and check it. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq_var(ncid, 0, var_name, &var_type, &ndims, NULL, &natts)) ERR;
if (strcmp(var_name, VAR_NAME) || natts !=0 || ndims != 1 ||
var_type != NC_USHORT) ERR;
coord[0] = 0;
if (nc_get_var1_ushort(ncid, varid, coord, &ushort_in)) ERR;
if (ushort_in != usval) ERR;
coord[0] = 1;
if (nc_get_var1_int(ncid, varid, coord, &int_in)) ERR;
if (int_in != ival) ERR;
coord[0] = 2;
if (nc_get_var1_float(ncid, varid, coord, &float_in)) ERR;
if (float_in != fval) ERR;
coord[0] = 3;
if (nc_get_var1_double(ncid, varid, coord, &double_in)) ERR;
if (double_in != dval) ERR;
coord[0] = 4;
if (nc_get_var1_long(ncid, varid, coord, &long_in)) ERR;
if (long_in != lval) ERR;
/* This should fail. */
coord[0] = 5;
if (nc_get_var1_ushort(ncid, varid, coord,
&ushort_in) != NC_EINVALCOORDS) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf ("*** Testing MAX_INT conversions...");
{
#define X_INT_MAX 2147483647 /* from libsrc4/nc4internal.h */
int ivalue = X_INT_MAX, ivalue_in;
unsigned char uchar_in;
unsigned int uivalue_in;
short svalue_in;
unsigned short usvalue_in;
long long int64_in;
unsigned long long uint64_in;
float float_in;
double double_in;
/* Write a scalar NC_INT with value X_MAX_INT. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_var(ncid, VAR_NAME, NC_INT, 0, NULL, &varid)) ERR;
if (nc_put_var_int(ncid, varid, &ivalue)) ERR;
if (nc_close(ncid)) ERR;
/* Now open the file and check it. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq_var(ncid, 0, var_name, &var_type, &ndims, NULL, &natts)) ERR;
if (strcmp(var_name, VAR_NAME) || natts !=0 || ndims != 0 ||
var_type != NC_INT) ERR;
if (nc_get_var_schar(ncid, varid, &schar_in) != NC_ERANGE) ERR;
if (schar_in != (signed char)ivalue) ERR;
if (nc_get_var_uchar(ncid, varid, &uchar_in) != NC_ERANGE) ERR;
if (uchar_in != (unsigned char)ivalue) ERR;
if (nc_get_var_short(ncid, varid, &svalue_in) != NC_ERANGE) ERR;
if (svalue_in != (short)ivalue) ERR;
if (nc_get_var_ushort(ncid, varid, &usvalue_in) != NC_ERANGE) ERR;
if (usvalue_in != (unsigned short)ivalue) ERR;
if (nc_get_var_int(ncid, varid, &ivalue_in)) ERR;
if (ivalue_in != ivalue) ERR;
if (nc_get_var_uint(ncid, varid, &uivalue_in)) ERR;
if (uivalue_in != (unsigned int)ivalue) ERR;
if (nc_get_var_long(ncid, varid, &long_in)) ERR;
if (long_in != ivalue) ERR;
if (nc_get_var_longlong(ncid, varid, &int64_in)) ERR;
if (int64_in != ivalue) ERR;
if (nc_get_var_ulonglong(ncid, varid, &uint64_in)) ERR;
if (uint64_in != ivalue) ERR;
if (nc_get_var_float(ncid, varid, &float_in)) ERR;
if(fabs( (float_in-X_INT_MAX) - ((float)ivalue - X_INT_MAX)) > 1) ERR;
if (nc_get_var_double(ncid, varid, &double_in)) ERR;
if (double_in != (double)ivalue) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
FINAL_RESULTS;
}
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