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