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netcdf-c/nc_test4/tst_dims2.c
Sean McBride dfc2ac7296 Replaced trivial uses of sprintf with snprintf 
In all these cases the size of the buffer can be computed with sizeof.
2023-12-08 13:30:38 -05:00

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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.
Test netcdf-4 dimensions some more.
Ed Hartnett
*/
#include <config.h>
#include <nc_tests.h>
#include "err_macros.h"
#define FILE_NAME "tst_dims2.nc"
#define NDIMS1 1
#define NDIMS2 2
int
main(int argc, char **argv)
{
printf("\n*** Testing netcdf-4 dimensions some more.\n");
/* printf("*** Checking non-coordinate variable with same name as dimension..."); */
/* { */
/* #define CRAZY "crazy" */
/* #define NUTS "nuts" */
/* #define NUM_CRAZY 3 */
/* #define NUM_NUTS 5 */
/* int nuts_dimid, crazy_dimid, dimid_in; */
/* int varid, ncid; */
/* nc_type xtype_in, xtype = NC_CHAR; */
/* int ndims_in, nvars_in, natts_in, unlimdimid_in; */
/* char name_in[NC_MAX_NAME + 1]; */
/* /\* Create a file with 2 dims and one var. The var is named the */
/* * same as one of the dimensions, but uses the other dimension, */
/* * and thus is not a netCDF coordinate variable. *\/ */
/* if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR; */
/* if (nc_def_dim(ncid, CRAZY, NUM_CRAZY, &crazy_dimid)) ERR; */
/* if (nc_def_dim(ncid, NUTS, NUM_NUTS, &nuts_dimid)) ERR; */
/* if (nc_def_var(ncid, CRAZY, xtype, NDIMS1, &nuts_dimid, &varid)) ERR; */
/* /\* Check out the file. *\/ */
/* if (nc_inq(ncid, &ndims_in, &nvars_in, &natts_in, &unlimdimid_in)) ERR; */
/* if (ndims_in != 2 || nvars_in != 1 || natts_in != 0 || unlimdimid_in != -1) ERR; */
/* if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims_in, &dimid_in, &natts_in)) ERR; */
/* if (strcmp(name_in, CRAZY) || xtype_in != xtype || ndims_in != NDIMS1 || */
/* natts_in != 0 || dimid_in != nuts_dimid) ERR; */
/* if (nc_close(ncid)) ERR; */
/* /\* Reopen and check the file. *\/ */
/* if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR; */
/* if (nc_inq(ncid, &ndims_in, &nvars_in, &natts_in, &unlimdimid_in)) ERR; */
/* if (ndims_in != 2 || nvars_in != 1 || natts_in != 0 || unlimdimid_in != -1) ERR; */
/* if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims_in, &dimid_in, &natts_in)) ERR; */
/* if (strcmp(name_in, CRAZY) || xtype_in != xtype || ndims_in != NDIMS1 || */
/* natts_in != 0 || dimid_in != nuts_dimid) ERR; */
/* if (nc_close(ncid)) ERR; */
/* } */
/* SUMMARIZE_ERR; */
printf("*** Checking 2D coordinate variable with user-provided code...");
{
/* This test is from user Dipl.-Ing. Christian Schlamkow,
* University of Rostock, Coastal Engineering Group. Thanks
* Christian! Next time I'm in Rostock I'll come by and buy you
* a beer. ;-) */
#define TL 15
int ncid;
int time_dim;
int tl_dim;
int time_dimids[NDIMS2];
int time_id;
size_t time_index[NDIMS2];
size_t time_count[NDIMS2];
const char ttext[TL + 1]="20051224.150000";
char ttext_in[TL + 1];
int ndims_in, nvars_in, natts_in, unlimdimid_in, dimids_in[NDIMS2];
nc_type xtype_in;
char name_in[NC_MAX_NAME + 1];
int i;
nc_set_log_level(0);
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
/*create dimensions*/
if (nc_def_dim(ncid, "time", NC_UNLIMITED, &time_dim)) ERR;
if (nc_def_dim(ncid, "tl", TL, &tl_dim)) ERR;
/*create variables*/
time_dimids[0]=time_dim;
time_dimids[1]=tl_dim;
if (nc_def_var(ncid, "time", NC_CHAR, NDIMS2, time_dimids, &time_id)) ERR;
/*close dataset*/
if (nc_close(ncid)) ERR;
/*reopen dataset*/
if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR;
/*get dimensions and variable ids*/
if (nc_inq_varid(ncid, "time", &time_id)) ERR;
/*fill in data*/
time_index[0] = 0;
time_index[1] = 0;
time_count[0] = 1;
time_count[1] = TL; /* Note we are not writing NULL char. */
if (nc_put_vara_text(ncid, time_id, time_index, time_count, ttext)) ERR;
/*close dataset*/
if (nc_close(ncid)) ERR;
/* Reopen and check everything. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq(ncid, &ndims_in, &nvars_in, &natts_in, &unlimdimid_in)) ERR;
if (ndims_in != NDIMS2 || nvars_in != 1 || natts_in != 0 || unlimdimid_in != 0) ERR;
if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims_in, dimids_in, &natts_in)) ERR;
if (strcmp(name_in, "time") || xtype_in != NC_CHAR || ndims_in != NDIMS2 ||
natts_in != 0) ERR;
for (i = 0; i < NDIMS2; i++)
if (time_dimids[i] != dimids_in[i]) ERR;
if (nc_get_vara_text(ncid, time_id, time_index, time_count, ttext_in)) ERR;
ttext_in[TL] = 0; /* Add a NULL so strcmp will work. */
if (strcmp(ttext, ttext_in)) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** Checking 2D coordinate variable with user-provided code some more...");
{
/* This test is from user Dipl.-Ing. Christian Schlamkow,
* University of Rostock, Coastal Engineering Group. Thanks
* Christian! Next time I'm in Rostock I'll come by and buy you
* a beer. ;-) */
#define TL 15
#define NDIMS2 2
#define NUM_TIMES 16
int ncid;
int time_dim;
int tl_dim;
int time_dimids[NDIMS2];
int time_id;
size_t time_index[NDIMS2];
size_t time_count[NDIMS2];
const char ttext[TL + 1]="20051224.150000";
char ttext_in[TL + 1];
int ndims_in, nvars_in, natts_in, unlimdimid_in, dimids_in[NDIMS2];
nc_type xtype_in;
char name_in[NC_MAX_NAME + 1];
int i;
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
/*create dimensions*/
if (nc_def_dim(ncid, "time", NC_UNLIMITED, &time_dim)) ERR;
if (nc_def_dim(ncid, "tl", TL, &tl_dim)) ERR;
/*create variables*/
time_dimids[0]=time_dim;
time_dimids[1]=tl_dim;
if (nc_def_var(ncid, "time", NC_CHAR, NDIMS2, time_dimids, &time_id)) ERR;
/*close dataset*/
if (nc_close(ncid)) ERR;
/*reopen dataset*/
if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR;
/*get dimensions and variable ids*/
if (nc_inq_varid(ncid, "time", &time_id)) ERR;
time_index[1] = 0;
time_count[0] = 1;
time_count[1] = TL;
for (time_index[0] = 0; time_index[0] < NUM_TIMES; time_index[0]++)
if(nc_put_vara_text(ncid, time_id, time_index, time_count, ttext)) ERR;
/*close dataset*/
if (nc_close(ncid)) ERR;
/* Reopen and check everything. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq(ncid, &ndims_in, &nvars_in, &natts_in, &unlimdimid_in)) ERR;
if (ndims_in != NDIMS2 || nvars_in != 1 || natts_in != 0 || unlimdimid_in != 0) ERR;
if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims_in, dimids_in, &natts_in)) ERR;
if (strcmp(name_in, "time") || xtype_in != NC_CHAR || ndims_in != NDIMS2 ||
natts_in != 0) ERR;
for (i = 0; i < NDIMS2; i++)
if (time_dimids[i] != dimids_in[i]) ERR;
time_index[0] = 0;
if (nc_get_vara_text(ncid, time_id, time_index, time_count, ttext_in)) ERR;
ttext_in[TL] = 0; /* Add a NULL so strcmp will work. */
if (strcmp(ttext, ttext_in)) ERR;
if (nc_close(ncid)) ERR;
if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** Checking 2D coordinate variable...");
{
#define TIME "time"
#define LEN "len"
#define NDIMS 2
int dimids[NDIMS], dimids_in[NDIMS];
int varid, ncid;
nc_type xtype_in, xtype = NC_CHAR;
int ndims_in, nvars_in, natts_in, unlimdimid_in;
char name_in[NC_MAX_NAME + 1];
int i;
/* Create a file with a 2D time coordinate var, with one of the
* dimensions being the length of the time string. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_dim(ncid, TIME, NC_UNLIMITED, &dimids[0])) ERR;
if (nc_def_dim(ncid, LEN, 20, &dimids[1])) ERR;
if (nc_def_var(ncid, TIME, xtype, 2, dimids, &varid)) ERR;
/* Check out the file. */
if (nc_inq(ncid, &ndims_in, &nvars_in, &natts_in, &unlimdimid_in)) ERR;
if (ndims_in != 2 || nvars_in != 1 || natts_in != 0 || unlimdimid_in != 0) ERR;
if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims_in, dimids_in, &natts_in)) ERR;
if (strcmp(name_in, TIME) || xtype_in != xtype || ndims_in != NDIMS ||
natts_in != 0) ERR;
for (i = 0; i < NDIMS; i++)
if (dimids[i] != dimids_in[i]) ERR;
if (nc_close(ncid)) ERR;
/* Recheck the file. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (ndims_in != 2 || nvars_in != 1 || natts_in != 0 || unlimdimid_in != 0) ERR;
if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims_in, dimids_in, &natts_in)) ERR;
if (strcmp(name_in, TIME) || xtype_in != xtype || ndims_in != NDIMS ||
natts_in != 0) ERR;
for (i = 0; i < NDIMS; i++)
if (dimids[i] != dimids_in[i]) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** Checking multiple unlimited dimensions...");
{
#define NDIMS 2
#define MAX_VALUES 3
int dimids[NDIMS], varid, ncid;
double value[MAX_VALUES];
size_t time_len, beam_len, start[NDIMS] = {0, 0}, count[NDIMS] = {1, MAX_VALUES};
int i;
/* Initialize some phony data. */
for (i = 0; i < MAX_VALUES; i++)
value[i] = MAX_VALUES - i;
/* Create a file with 2 unlimited dims, and one var that uses
* both of them. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_dim(ncid, "time", NC_UNLIMITED, &dimids[0])) ERR;
if (nc_def_dim(ncid, "beam", NC_UNLIMITED, &dimids[1])) ERR;
if (nc_def_var(ncid, "depth", NC_DOUBLE, NDIMS, dimids, &varid)) ERR;
/* Check the lengths of these dimensions. */
if (nc_inq_dimlen(ncid, dimids[0], &time_len)) ERR;
if (time_len) ERR;
if (nc_inq_dimlen(ncid, dimids[1], &beam_len)) ERR;
if (beam_len) ERR;
/* Write some data, check dim lengths. */
if (nc_put_vara_double(ncid, varid, start, count, value)) ERR;
if (nc_inq_dimlen(ncid, dimids[0], &time_len)) ERR;
if (time_len != 1) ERR;
if (nc_inq_dimlen(ncid, dimids[1], &beam_len)) ERR;
if (beam_len != MAX_VALUES) ERR;
/* Add some more data, check dim lengths again. */
start[0] = 1;
if (nc_put_vara_double(ncid, varid, start, count, value)) ERR;
if (nc_inq_dimlen(ncid, dimids[0], &time_len)) ERR;
if (time_len != 2) ERR;
if (nc_inq_dimlen(ncid, dimids[1], &beam_len)) ERR;
if (beam_len != MAX_VALUES) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** Checking multiple unlimited dimensions with more complex 2D test...");
{
#define MAX(x,y) ((x)>(y)?(x):(y))
int dimids[2];
int varid, ncid, timeDimID, beamDimID;
int i, j;
int value[2000];
size_t time_recs, beam_recs; /* count of records in each dimension */
size_t time_len, beam_len; /* actual dimension lengths in each dimension */
size_t start[] = {0, 0};
size_t count[] = {1, 1};
for (i = 0; i < 2000; i++)
value[i] = 2000 - i;
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
/* Define 2 unlimited dimensions */
if (nc_def_dim(ncid, "time", NC_UNLIMITED, &timeDimID)) ERR;
if (nc_def_dim(ncid, "beam", NC_UNLIMITED, &beamDimID)) ERR;
dimids[0] = timeDimID;
dimids[1] = beamDimID;
if (nc_def_var(ncid, "depth", NC_DOUBLE, 2, dimids, &varid)) ERR;
if (nc_enddef(ncid)) ERR;
time_recs = 0;
beam_recs = 0;
for (j = 0; j < 100; j++)
{
if (j > 500)
count[1] = j;
else
count[1] = 1000-j;
if (nc_put_vara_int(ncid, varid, start, count, value)) ERR;
time_recs = MAX(time_recs, start[0] + count[0]);
beam_recs = MAX(beam_recs, start[1] + count[1]);
if (nc_inq_dimlen(ncid, timeDimID, &time_len)) ERR;
if (time_len != time_recs) ERR;
if (nc_inq_dimlen(ncid, beamDimID, &beam_len)) ERR;
if (beam_len != beam_recs) ERR;
start[0]++;
}
if (nc_close(ncid)) ERR;
/* Check the file. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** Checking 2D coordinate variable some more...");
{
#define TIME "time"
#define LEN "len"
#define NDIMS 2
#define NUM_RECS 15
#define TL 15
int dimids[NDIMS], dimids_in[NDIMS];
int varid, ncid;
nc_type xtype_in, xtype = NC_CHAR;
int ndims_in, nvars_in, natts_in, unlimdimid_in;
char name_in[NC_MAX_NAME + 1];
size_t index[NDIMS], count[NDIMS], len_in;
const char ttext[TL + 1]="20051224.150000";
int i;
/* Create a file with a 2D time coordinate var, with one of the
* dimensions being the length of the time string. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
if (nc_def_dim(ncid, TIME, NC_UNLIMITED, &dimids[0])) ERR;
if (nc_def_dim(ncid, LEN, TL, &dimids[1])) ERR;
if (nc_def_var(ncid, TIME, xtype, 2, dimids, &varid)) ERR;
/* Check out the file. */
if (nc_inq(ncid, &ndims_in, &nvars_in, &natts_in, &unlimdimid_in)) ERR;
if (ndims_in != 2 || nvars_in != 1 || natts_in != 0 || unlimdimid_in != 0) ERR;
if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims_in, dimids_in, &natts_in)) ERR;
if (strcmp(name_in, TIME) || xtype_in != xtype || ndims_in != NDIMS ||
natts_in != 0) ERR;
for (i = 0; i < NDIMS; i++)
if (dimids[i] != dimids_in[i]) ERR;
/* Write some time values. */
index[0] = 0;
index[1] = 0;
count[0] = 1;
count[1] = TL; /* Note we are not writing NULL char. */
if (nc_put_vara_text(ncid, varid, index, count, ttext)) ERR;
if (nc_close(ncid)) ERR;
/* Reopen and check the file. */
if (nc_open(FILE_NAME, NC_NOWRITE, &ncid)) ERR;
if (nc_inq(ncid, &ndims_in, &nvars_in, &natts_in, &unlimdimid_in)) ERR;
if (ndims_in != 2 || nvars_in != 1 || natts_in != 0 || unlimdimid_in != 0) ERR;
if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims_in, dimids_in, &natts_in)) ERR;
if (strcmp(name_in, TIME) || xtype_in != xtype || ndims_in != NDIMS ||
natts_in != 0) ERR;
for (i = 0; i < NDIMS; i++)
if (dimids[i] != dimids_in[i]) ERR;
if (nc_inq_dim(ncid, dimids[0], name_in, &len_in)) ERR;
if (strcmp(name_in, TIME) || len_in != 1) ERR;
if (nc_close(ncid)) ERR;
/* Reopen and write some more time values. */
if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR;
/* Write some more time values. */
index[1] = 0;
count[0] = 1;
count[1] = TL; /* Note we are not writing NULL char. */
for (index[0] = 1; index[0] < NUM_RECS; index[0]++)
if (nc_put_vara_text(ncid, varid, index, count, ttext)) ERR;
/* Check things again. */
if (nc_inq(ncid, &ndims_in, &nvars_in, &natts_in, &unlimdimid_in)) ERR;
if (ndims_in != 2 || nvars_in != 1 || natts_in != 0 || unlimdimid_in != 0) ERR;
if (nc_inq_var(ncid, 0, name_in, &xtype_in, &ndims_in, dimids_in, &natts_in)) ERR;
if (strcmp(name_in, TIME) || xtype_in != xtype || ndims_in != NDIMS ||
natts_in != 0) ERR;
for (i = 0; i < NDIMS; i++)
if (dimids[i] != dimids_in[i]) ERR;
if (nc_inq_dim(ncid, dimids[0], name_in, &len_in)) ERR;
if (strcmp(name_in, TIME) || len_in != NUM_RECS) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("*** Checking many dimensions...");
{
#define NDIMS50 50
#define MANY_DIM_VAR "brain"
int dimids[NDIMS50];
int varid, ncid;
int i;
/* Create a file with many dimensions. */
if (nc_create(FILE_NAME, NC_NETCDF4, &ncid)) ERR;
for (i = 0; i < NDIMS50; i++)
{
char dim_name[NC_MAX_NAME + 1];
snprintf(dim_name, sizeof(dim_name), "dim_%d", i);
if (nc_def_dim(ncid, dim_name, 1, &dimids[i])) ERR;
}
/* This will fail because HDF5 only allows 32 dimensions. */
if (nc_def_var(ncid, MANY_DIM_VAR, NC_INT, NDIMS50, dimids,
&varid) != NC_EMAXDIMS) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
FINAL_RESULTS;
}
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