netcdf-c/nc_test4/tst_vars4.c
2019-05-12 08:51:02 -06:00

201 lines
7.8 KiB
C

/* This is part of the netCDF package.
Copyright 2018 University Corporation for Atmospheric Research/Unidata
See COPYRIGHT file for conditions of use.
Test netcdf-4 variables.
Ed Hartnett
*/
#include <nc_tests.h>
#include "err_macros.h"
#define FILE_NAME "tst_vars4.nc"
#define NDIMS2 2
#define NUM_VARS 1
#define Y_NAME "y"
#define X_NAME "x"
#define VAR_NAME Y_NAME
#define XDIM_LEN 2
#define YDIM_LEN 5
#define CLAIR "Clair"
#define JAMIE "Jamie"
int
main(int argc, char **argv)
{
printf("\n*** Testing netcdf-4 variable functions, even more.\n");
printf("**** testing Jeff's dimension problem...");
{
int varid, ncid, dims[NDIMS2], dims_in[NDIMS2];
int ndims, nvars, ngatts, unlimdimid, natts;
char name_in[NC_MAX_NAME + 1];
nc_type type_in;
size_t len_in;
if (nc_create(FILE_NAME, NC_NETCDF4 | NC_CLOBBER, &ncid)) ERR;
if (nc_def_dim(ncid, X_NAME, XDIM_LEN, &dims[0])) ERR;
if (nc_def_dim(ncid, Y_NAME, YDIM_LEN, &dims[1])) ERR;
if (nc_def_var(ncid, VAR_NAME, NC_FLOAT, 2, dims, &varid)) ERR;
if (nc_inq(ncid, &ndims, &nvars, &ngatts, &unlimdimid)) ERR;
if (nvars != NUM_VARS || ndims != NDIMS2 || ngatts != 0 || unlimdimid != -1) ERR;
if (nc_inq_var(ncid, 0, name_in, &type_in, &ndims, dims_in, &natts)) ERR;
if (strcmp(name_in, VAR_NAME) || type_in != NC_FLOAT || ndims != NDIMS2 ||
dims_in[0] != dims[0] || dims_in[1] != dims[1] || natts != 0) ERR;
if (nc_inq_dim(ncid, 0, name_in, &len_in)) ERR;
if (strcmp(name_in, X_NAME) || len_in != XDIM_LEN) ERR;
if (nc_inq_dim(ncid, 1, name_in, &len_in)) ERR;
if (strcmp(name_in, Y_NAME)) ERR;
if (len_in != YDIM_LEN) ERR;
if (nc_close(ncid)) ERR;
/* Open the file and check. */
if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR;
if (nc_inq(ncid, &ndims, &nvars, &ngatts, &unlimdimid)) ERR;
if (nvars != NUM_VARS || ndims != NDIMS2 || ngatts != 0 || unlimdimid != -1) ERR;
if (nc_inq_var(ncid, 0, name_in, &type_in, &ndims, dims_in, &natts)) ERR;
if (strcmp(name_in, VAR_NAME) || type_in != NC_FLOAT || ndims != NDIMS2 ||
dims_in[0] != dims[0] || dims_in[1] != dims[1] || natts != 0) ERR;
if (nc_inq_dim(ncid, 0, name_in, &len_in)) ERR;
if (strcmp(name_in, X_NAME) || len_in != XDIM_LEN) ERR;
if (nc_inq_dim(ncid, 1, name_in, &len_in)) ERR;
if (strcmp(name_in, Y_NAME)) ERR;
if (len_in != YDIM_LEN) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("**** testing chunking turned on by fletcher...");
{
int varid, ncid, dims[NDIMS2];
int storage_in;
size_t chunksizes_in[NDIMS2];
if (nc_create(FILE_NAME, NC_NETCDF4 | NC_CLOBBER, &ncid)) ERR;
if (nc_def_dim(ncid, X_NAME, XDIM_LEN, &dims[0])) ERR;
if (nc_def_dim(ncid, Y_NAME, YDIM_LEN, &dims[1])) ERR;
if (nc_def_var(ncid, VAR_NAME, NC_FLOAT, 2, dims, &varid)) ERR;
if (nc_def_var_fletcher32(ncid, varid, NC_FLETCHER32)) ERR;
if (nc_inq_var_chunking(ncid, varid, &storage_in, chunksizes_in)) ERR;
if (chunksizes_in[0] != XDIM_LEN || chunksizes_in[1] != YDIM_LEN) ERR;
if (nc_close(ncid)) ERR;
/* Open the file and check. */
if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR;
if (nc_inq_var_chunking(ncid, varid, &storage_in, chunksizes_in)) ERR;
if (chunksizes_in[0] != XDIM_LEN || chunksizes_in[1] != YDIM_LEN) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("**** testing chunking turned on by shuffle...");
{
int varid, ncid, dims[NDIMS2];
int storage_in;
size_t chunksizes_in[NDIMS2];
if (nc_create(FILE_NAME, NC_NETCDF4 | NC_CLOBBER, &ncid)) ERR;
if (nc_def_dim(ncid, X_NAME, XDIM_LEN, &dims[0])) ERR;
if (nc_def_dim(ncid, Y_NAME, YDIM_LEN, &dims[1])) ERR;
if (nc_def_var(ncid, VAR_NAME, NC_FLOAT, 2, dims, &varid)) ERR;
if (nc_def_var_deflate(ncid, varid, NC_SHUFFLE, 0, 0)) ERR;
if (nc_inq_var_chunking(ncid, varid, &storage_in, chunksizes_in)) ERR;
if (chunksizes_in[0] != XDIM_LEN || chunksizes_in[1] != YDIM_LEN) ERR;
if (nc_close(ncid)) ERR;
/* Open the file and check. */
if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR;
if (nc_inq_var_chunking(ncid, varid, &storage_in, chunksizes_in)) ERR;
if (chunksizes_in[0] != XDIM_LEN || chunksizes_in[1] != YDIM_LEN) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
#define DIM_NAME "Distance_from_Mayo"
#define VAR_NAME_2 "Rocky_Road_to_Dublin"
#define NDIMS1 1
#define NUM_RECORDS 3
printf("**** testing extending var along unlimited dim with no coord var...");
{
int varid, ncid, dimid;
int ndims, nvars, natts, unlimdimid;
size_t dim_len_in, index;
int data = TEST_VAL_42;
/* Create the test file with one var, one unlimited dim. */
if (nc_create(FILE_NAME, NC_NETCDF4 | NC_CLOBBER, &ncid)) ERR;
if (nc_def_dim(ncid, DIM_NAME, NC_UNLIMITED, &dimid)) ERR;
if (nc_def_var(ncid, VAR_NAME_2, NC_INT, NDIMS1, &dimid, &varid)) ERR;
/* Write some records. */
for (index = 0; index < NUM_RECORDS; index++)
if (nc_put_var1_int(ncid, varid, &index, &data)) ERR;
if (nc_close(ncid)) ERR;
/* Open the file and check. */
if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR;
if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR;
if (ndims != 1 || nvars != 1 || natts != 0 || unlimdimid != 0) ERR;
if (nc_inq_dim(ncid, dimid, NULL, &dim_len_in)) ERR;
if (dim_len_in != NUM_RECORDS) ERR;
/* Now add more records. */
for (index = 3; index < NUM_RECORDS * 2; index++)
if (nc_put_var1_int(ncid, varid, &index, &data)) ERR;
if (nc_inq_dim(ncid, dimid, NULL, &dim_len_in)) ERR;
if (dim_len_in != NUM_RECORDS * 2) ERR;
/* Close the file. */
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("**** testing type creation and destruction for atomic types...");
{
int varid1, varid2, ncid;
int ndims, nvars, natts, unlimdimid;
/* Create the test file with two scalar vars. */
/* nc_set_log_level(4); */
if (nc_create(FILE_NAME, NC_NETCDF4 | NC_CLOBBER, &ncid)) ERR;
if (nc_def_var(ncid, CLAIR, NC_INT, 0, NULL, &varid1)) ERR;
if (nc_def_var(ncid, JAMIE, NC_INT, 0, NULL, &varid2)) ERR;
if (nc_close(ncid)) ERR;
/* Open the file and check. */
if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR;
if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR;
if (ndims != 0 || nvars != 2 || natts != 0 || unlimdimid != -1) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
printf("**** testing scalar big endian vars...");
{
int varid1, varid2, ncid;
int ndims, nvars, natts, unlimdimid;
int test_val = TEST_VAL_42;
int test_val2 = TEST_VAL_42 * 2;
int data_in;
/* Create the test file with two scalar vars. */
nc_set_log_level(4);
if (nc_create(FILE_NAME, NC_NETCDF4 | NC_CLOBBER, &ncid)) ERR;
if (nc_def_var(ncid, CLAIR, NC_INT, 0, NULL, &varid1)) ERR;
if (nc_def_var_endian(ncid, varid1, NC_ENDIAN_BIG)) ERR;
if (nc_def_var(ncid, JAMIE, NC_INT, 0, NULL, &varid2)) ERR;
if (nc_def_var_endian(ncid, varid2, NC_ENDIAN_BIG)) ERR;
if (nc_enddef(ncid)) ERR;
if (nc_put_var(ncid, varid1, &test_val)) ERR;
if (nc_put_var(ncid, varid2, &test_val2)) ERR;
if (nc_close(ncid)) ERR;
/* Open the file and check. */
if (nc_open(FILE_NAME, NC_WRITE, &ncid)) ERR;
if (nc_inq(ncid, &ndims, &nvars, &natts, &unlimdimid)) ERR;
if (ndims != 0 || nvars != 2 || natts != 0 || unlimdimid != -1) ERR;
if (nc_get_var(ncid, varid1, &data_in)) ERR;
if (data_in != TEST_VAL_42) ERR;
if (nc_get_var(ncid, varid2, &data_in)) ERR;
if (data_in != TEST_VAL_42 * 2) ERR;
if (nc_close(ncid)) ERR;
}
SUMMARIZE_ERR;
FINAL_RESULTS;
}