netcdf-c/nc_test/tst_global_fillval.c

/* This is part of the netCDF package. Copyright 2017 University
   Corporation for Atmospheric Research/Unidata See COPYRIGHT file for
   conditions of use. See www.unidata.ucar.edu for more info.

   Test proper elatefill return when fillvalue is assigned outside of
   the initial define.

   Contributed by wkliao, see the following for more information:

   * https://github.com/Unidata/netcdf-c/issues/388
   * https://github.com/Unidata/netcdf-c/pull/389

   Modified by Ed Hartnett, see:
   https://github.com/Unidata/netcdf-c/issues/392
   */

#include "config.h"
#include <nc_tests.h>
#include "err_macros.h"

#define FILE_NAME "tst_global_fillval.nc"

int
main(int argc, char **argv)
{
    printf("*** testing proper elatefill return...");    
    {
	int num_formats = 2;
	int n = 0;
        int i;

	/* Determine how many formats are in use. */
#ifdef USE_CDF5
	num_formats++;
#endif
#ifdef USE_NETCDF4
	num_formats += 2;
#endif
    
	int formats[num_formats];
	formats[n++] = 0;
	formats[n++] = NC_64BIT_OFFSET;
#ifdef USE_CDF5
	formats[n++] = NC_64BIT_DATA;
#endif
#ifdef USE_NETCDF4
	formats[n++] = NC_NETCDF4;
	formats[n++] = NC_CLASSIC_MODEL | NC_NETCDF4;
#endif

	for (i = 0; i < num_formats; i++)
	{
	    int ncid, cmode, fillv = 9;
	
	    cmode = NC_CLOBBER | formats[i];
	    if (nc_create(FILE_NAME, cmode, &ncid)) ERR;
	    if (nc_put_att_int(ncid, NC_GLOBAL, "_FillValue", NC_INT, 1, &fillv)) ERR;
	    if (nc_close(ncid)) ERR;

	}
    }
    SUMMARIZE_ERR;
    FINAL_RESULTS;    
}