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netcdf-c/nc_test/test_read.c
Ed Hartnett 18f4bca367 moving to trunk subdir
2010-06-03 13:24:43 +00:00

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/*********************************************************************
* Copyright 1996, UCAR/Unidata
* See netcdf/COPYRIGHT file for copying and redistribution conditions.
* $Id: test_read.c,v 1.32 2008/04/04 20:23:51 dmh Exp $
*********************************************************************/
#include "tests.h"
/*
* Test nc_strerror.
* Try on a bad error status.
* Test for each defined error status.
*/
void
test_nc_strerror(void)
{
int i;
const char *message;
static const struct {
int status;
const char *msg;
} ncerrs[] = {
{NC_NOERR, "No error"},
{NC_EBADID, "NetCDF: Not a valid ID"},
{NC_ENFILE, "NetCDF: Too many files open"},
{NC_EEXIST, "NetCDF: File exists && NC_NOCLOBBER"},
{NC_EINVAL, "NetCDF: Invalid argument"},
{NC_EPERM, "NetCDF: Write to read only"},
{NC_ENOTINDEFINE, "NetCDF: Operation not allowed in data mode"},
{NC_EINDEFINE, "NetCDF: Operation not allowed in define mode"},
{NC_EINVALCOORDS, "NetCDF: Index exceeds dimension bound"},
{NC_EMAXDIMS, "NetCDF: NC_MAX_DIMS exceeded"},
{NC_ENAMEINUSE, "NetCDF: String match to name in use"},
{NC_ENOTATT, "NetCDF: Attribute not found"},
{NC_EMAXATTS, "NetCDF: NC_MAX_ATTRS exceeded"},
{NC_EBADTYPE, "NetCDF: Not a valid data type or _FillValue type mismatch"},
{NC_EBADDIM, "NetCDF: Invalid dimension ID or name"},
{NC_EUNLIMPOS, "NetCDF: NC_UNLIMITED in the wrong index"},
{NC_EMAXVARS, "NetCDF: NC_MAX_VARS exceeded"},
{NC_ENOTVAR, "NetCDF: Variable not found"},
{NC_EGLOBAL, "NetCDF: Action prohibited on NC_GLOBAL varid"},
{NC_ENOTNC, "NetCDF: Unknown file format"},
{NC_ESTS, "NetCDF: In Fortran, string too short"},
{NC_EMAXNAME, "NetCDF: NC_MAX_NAME exceeded"},
{NC_EUNLIMIT, "NetCDF: NC_UNLIMITED size already in use"},
{NC_ENORECVARS, "NetCDF: nc_rec op when there are no record vars"},
{NC_ECHAR, "NetCDF: Attempt to convert between text & numbers"},
{NC_EEDGE, "NetCDF: Start+count exceeds dimension bound"},
{NC_ESTRIDE, "NetCDF: Illegal stride"},
{NC_EBADNAME, "NetCDF: Name contains illegal characters"},
{NC_ERANGE, "NetCDF: Numeric conversion not representable"},
{NC_ENOMEM, "NetCDF: Memory allocation (malloc) failure"},
{NC_EVARSIZE, "NetCDF: One or more variable sizes violate format constraints"},
{NC_EDIMSIZE, "NetCDF: Invalid dimension size"}
};
/* Try on a bad error status */
/* Dmh: allow trailing extra info */
message = nc_strerror(-666);/* should fail */
IF (strcmp(message, "Unknown Error") != 0)
error("nc_strerror on bad error status returned: %s", message);
/* Try on each legitimate error status */
/* Dmh: allow trailing extra info */
for (i=0; i<LEN_OF(ncerrs); i++) {
const char *message = nc_strerror(ncerrs[i].status);
IF (strcmp(message, ncerrs[i].msg) != 0)
error("nc_strerror(%d) should return `%s', not `%s'",
ncerrs[i].status, ncerrs[i].msg, message);
}
}
/*
* Test nc_open.
* If in read-only section of tests,
* Try to open a non-existent netCDF file, check error return.
* Open a file that is not a netCDF file, check error return.
* Open a netCDF file with a bad mode argument, check error return.
* Open a netCDF file with NC_NOWRITE mode, try to write, check error.
* Try to open a netcdf twice, check whether returned netcdf ids different.
* If in writable section of tests,
* Open a netCDF file with NC_WRITE mode, write something, close it.
* On exit, any open netCDF files are closed.
*/
void
test_nc_open(void)
{
int err;
int ncid;
int ncid2;
/* Try to open a nonexistent file */
err = nc_open("tooth-fairy.nc", NC_NOWRITE, &ncid);/* should fail */
IF (err == NC_NOERR)
error("nc_open of nonexistent file should have failed");
#ifndef USE_PARALLEL
IF (! NC_ISSYSERR(err))
error("nc_open of nonexistent file should have returned system error");
#endif
/* Open a file that is not a netCDF file. */
err = nc_open("nc_test.o", NC_NOWRITE, &ncid);/* should fail */
IF (err != NC_ENOTNC)
error("nc_open of non-netCDF file: status = %d", err);
/* Open a netCDF file in read-only mode, check that write fails */
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
err = nc_redef(ncid); /* should fail */
IF (err != NC_EPERM)
error("nc_redef of read-only file should fail");
/* Opened OK, see if can open again and get a different netCDF ID */
err = nc_open(testfile, NC_NOWRITE, &ncid2);
IF (err)
error("nc_open: %s", nc_strerror(err));
else {
(void) nc_close(ncid2);
}
IF (ncid2 == ncid)
error("netCDF IDs for first and second nc_open calls should differ");
err = nc_create(scratch, NC_NOCLOBBER, &ncid2);
IF (err)
error("nc_create: %s", nc_strerror(err));
else
(void) nc_close(ncid2);
err = nc_open(scratch, NC_WRITE, &ncid2);
IF (err)
error("nc_open: %s", nc_strerror(err));
else
(void) nc_close(ncid2);
err = remove(scratch);
IF (err)
error("remove of %s failed", scratch);
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
/*
* Test nc_close.
* Try to close a netCDF file twice, check whether second close fails.
* Try on bad handle, check error return.
* Try in define mode and data mode.
*/
void
test_nc_close(void)
{
int ncid;
int err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
/* Close a netCDF file twice, second time should fail */
err = nc_close(ncid);
IF (err)
error("nc_close failed: %s", nc_strerror(err));
err = nc_close(ncid);
IF (err != NC_EBADID)
error("nc_close of closed file should have failed");
/* Try with a bad netCDF ID */
err = nc_close(BAD_ID);/* should fail */
IF (err != NC_EBADID)
error("nc_close with bad netCDF ID returned wrong error (%d)", err);
/* Close in data mode */
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
err = nc_close(ncid);
IF (err)
error("nc_close in data mode failed: %s", nc_strerror(err));
err = nc_create(scratch, NC_NOCLOBBER, &ncid);
IF (err)
error("nc_create: %s", nc_strerror(err));
err = nc_close(ncid);
IF (err)
error("nc_close in define mode: %s", nc_strerror(err));
err = remove(scratch);
IF (err)
error("remove of %s failed", scratch);
}
/*
* Test nc_inq.
* Try on bad handle, check error return.
* Try in data mode, check returned values.
* Try asking for subsets of info.
* If in writable section of tests,
* Try in define mode, after adding an unlimited dimension, variable.
* On exit, any open netCDF files are closed.
*/
void
test_nc_inq(void)
{
int ncid;
int ndims; /* number of dimensions */
int nvars; /* number of variables */
int ngatts; /* number of global attributes */
int recdim; /* id of unlimited dimension */
int err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
/* Try on bad handle */
err = nc_inq(BAD_ID, 0, 0, 0, 0);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq(ncid, &ndims, &nvars, &ngatts, &recdim);
IF (err)
error("nc_inq: %s", nc_strerror(err));
else IF (ndims != NDIMS)
error("nc_inq: wrong number of dimensions returned, %d", ndims);
else IF (nvars != NVARS)
error("nc_inq: wrong number of variables returned, %d", nvars);
else IF (ngatts != NGATTS)
error("nc_inq: wrong number of global atts returned, %d", ngatts);
else IF (recdim != RECDIM)
error("nc_inq: wrong record dimension ID returned, %d", recdim);
/* Inguire for no info (useless, but should still work) */
err = nc_inq(ncid, 0, 0, 0, 0);
IF (err)
error("nc_inq for no info failed: %s", nc_strerror(err));
/* Inguire for subsets of info */
ngatts = NGATTS - 1; /* wipe out previous correct value */
err = nc_inq(ncid, 0, 0, &ngatts, 0);
IF (err)
error("nc_inq for one item failed: %s", nc_strerror(err));
else IF (ngatts != NGATTS)
error("nc_inq subset: wrong number of global atts returned, %d", ngatts);
ndims = NDIMS - 1;
nvars = NVARS - 1;
err = nc_inq(ncid, &ndims, &nvars, 0, 0);
IF (err)
error("nc_inq for two items failed: %s", nc_strerror(err));
else IF (ndims != NDIMS)
error("nc_inq subset: wrong number of dimensions returned, %d", ndims);
else IF (nvars != NVARS)
error("nc_inq subset: wrong number of variables returned, %d", nvars);
{ /* tests using netCDF scratch file */
int ncid2; /* for scratch netCDF dataset */
err = nc_create(scratch, NC_NOCLOBBER, &ncid2);
IF (err) {
error("nc_create: %s", nc_strerror(err));
} else { /* add dim, var, gatt, check inq */
int ndims0;
int nvars0;
int ngatts0;
int recdim0;
err = nc_enddef(ncid2); /* enter data mode */
err = nc_inq(ncid2, &ndims0, &nvars0, &ngatts0, &recdim0);
IF (err)
error("nc_inq: %s", nc_strerror(err));
err = nc_redef(ncid2); /* enter define mode */
/* Check that inquire still works in define mode */
err = nc_inq(ncid2, &ndims, &nvars, &ngatts, &recdim);
IF (err)
error("nc_inq in define mode: %s", nc_strerror(err));
else IF (ndims != ndims0)
error("nc_inq in define mode: ndims wrong, %d", ndims);
else IF (nvars != nvars0)
error("nc_inq in define mode: nvars wrong, %d", nvars);
else IF (ngatts != ngatts0)
error("nc_inq in define mode: ngatts wrong, %d", ngatts);
else IF (recdim != recdim0)
error("nc_inq in define mode: recdim wrong, %d", recdim);
{
int did, vid;
/* Add dim, var, global att */
err = nc_def_dim(ncid2, "inqd", 1L, &did);
IF (err)
error("nc_def_dim: %s", nc_strerror(err));
err = nc_def_var(ncid2, "inqv", NC_FLOAT, 0, 0, &vid);
IF (err)
error("nc_def_var: %s", nc_strerror(err));
}
err = nc_put_att_text(ncid2, NC_GLOBAL, "inqa", 1+strlen("stuff"),
"stuff");
IF (err)
error("nc_put_att_text: %s", nc_strerror(err));
/* Make sure nc_inq sees the additions while in define mode */
err = nc_inq(ncid2, &ndims, &nvars, &ngatts, &recdim);
IF (err)
error("nc_inq in define mode: %s", nc_strerror(err));
else IF (ndims != ndims0 + 1)
error("nc_inq in define mode: ndims wrong, %d", ndims);
else IF (nvars != nvars0 + 1)
error("nc_inq in define mode: nvars wrong, %d", nvars);
else IF (ngatts != ngatts0 + 1)
error("nc_inq in define mode: ngatts wrong, %d", ngatts);
err = nc_enddef(ncid2);
IF (err)
error("nc_enddef: %s", nc_strerror(err));
/* Make sure nc_inq stills sees additions in data mode */
err = nc_inq(ncid2, &ndims, &nvars, &ngatts, &recdim);
IF (err)
error("nc_inq failed in data mode: %s", nc_strerror(err));
else IF (ndims != ndims0 + 1)
error("nc_inq in define mode: ndims wrong, %d", ndims);
else IF (nvars != nvars0 + 1)
error("nc_inq in define mode: nvars wrong, %d", nvars);
else IF (ngatts != ngatts0 + 1)
error("nc_inq in define mode: ngatts wrong, %d", ngatts);
(void) nc_close(ncid2);
err = remove(scratch);
IF (err)
error("remove of %s failed", scratch);
}
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_natts(void)
{
int ncid;
int ngatts; /* number of global attributes */
int err;
err = nc_inq_natts(BAD_ID, &ngatts);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
err = nc_inq_natts(ncid, &ngatts);
IF (err)
error("nc_inq_natts: %s", nc_strerror(err));
else IF (ngatts != NGATTS)
error("nc_inq_natts: wrong number of global atts returned, %d", ngatts);
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_ndims(void)
{
int ncid;
int ndims;
int err;
err = nc_inq_ndims(BAD_ID, &ndims);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
err = nc_inq_ndims(ncid, &ndims);
IF (err)
error("nc_inq_ndims: %s", nc_strerror(err));
else IF (ndims != NDIMS)
error("nc_inq_ndims: wrong number returned, %d", ndims);
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_nvars(void)
{
int ncid;
int nvars;
int err;
err = nc_inq_nvars(BAD_ID, &nvars);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
err = nc_inq_nvars(ncid, &nvars);
IF (err)
error("nc_inq_nvars: %s", nc_strerror(err));
else IF (nvars != NVARS)
error("nc_inq_nvars: wrong number returned, %d", nvars);
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_unlimdim(void)
{
int ncid;
int unlimdim;
int err;
err = nc_inq_unlimdim(BAD_ID, &unlimdim);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
err = nc_inq_unlimdim(ncid, &unlimdim);
IF (err)
error("nc_inq_unlimdim: %s", nc_strerror(err));
else IF (unlimdim != RECDIM)
error("nc_inq_unlimdim: wrong number returned, %d", unlimdim);
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_dimid(void)
{
int ncid;
int dimid;
int i;
int err;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
err = nc_inq_dimid(ncid, "noSuch", &dimid);
IF (err != NC_EBADDIM)
error("bad dim name: status = %d", err);
for (i = 0; i < NDIMS; i++) {
err = nc_inq_dimid(BAD_ID, dim_name[i], &dimid);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_dimid(ncid, dim_name[i], &dimid);
IF (err)
error("nc_inq_dimid: %s", nc_strerror(err));
else IF (dimid != i)
error("expected %d, got %d", i, dimid);
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_dim(void)
{
int ncid;
int i;
int err;
char name[NC_MAX_NAME];
size_t length;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NDIMS; i++) {
err = nc_inq_dim(BAD_ID, i, name, &length);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_dim(ncid, BAD_DIMID, name, &length);
IF (err != NC_EBADDIM)
error("bad dimid: status = %d", err);
err = nc_inq_dim(ncid, i, 0, 0);
IF (err)
error("nc_inq_dim: %s", nc_strerror(err));
err = nc_inq_dim(ncid, i, name, &length);
IF (err)
error("nc_inq_dim: %s", nc_strerror(err));
else IF (strcmp(dim_name[i],name))
error("name expected: %s, got: %s",dim_name[i],name);
else IF (dim_len[i] != length)
error("size expected: %d, got: %d",dim_len[i],length);
err = nc_inq_dim(ncid, i, name, 0);
IF (err)
error("nc_inq_dim: %s", nc_strerror(err));
else IF (strcmp(dim_name[i],name))
error("name expected: %s, got: %s",dim_name[i],name);
err = nc_inq_dim(ncid, i, 0, &length);
IF (err)
error("nc_inq_dim: %s", nc_strerror(err));
else IF (dim_len[i] != length)
error("size expected: %d, got: %d",dim_len[i],length);
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_dimlen(void)
{
int ncid;
int i;
int err;
size_t length;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NDIMS; i++) {
err = nc_inq_dimlen(BAD_ID, i, &length);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_dimlen(ncid, BAD_DIMID, &length);
IF (err != NC_EBADDIM)
error("bad dimid: status = %d", err);
err = nc_inq_dimlen(ncid, i, &length);
IF (err)
error("nc_inq_dimlen: %s", nc_strerror(err));
else IF (dim_len[i] != length)
error("size expected: %d, got: %d",dim_len[i],length);
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_dimname(void)
{
int ncid;
int i;
int err;
char name[NC_MAX_NAME];
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NDIMS; i++) {
err = nc_inq_dimname(BAD_ID, i, name);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_dimname(ncid, BAD_DIMID, name);
IF (err != NC_EBADDIM)
error("bad dimid: status = %d", err);
err = nc_inq_dimname(ncid, i, name);
IF (err)
error("nc_inq_dimname: %s", nc_strerror(err));
else IF (strcmp(dim_name[i],name))
error("name expected: %s, got: %s",dim_name[i],name);
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_varid(void)
{
int ncid;
int varid;
int i;
int err;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
err = nc_inq_varid(ncid, "noSuch", &varid);
IF (err != NC_ENOTVAR)
error("bad ncid: status = %d", err);
for (i = 0; i < NVARS; i++) {
err = nc_inq_varid(BAD_ID, var_name[i], &varid);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_varid(ncid, var_name[i], &varid);
IF (err)
error("nc_inq_varid: %s", nc_strerror(err));
else IF (varid != i)
error("expected %d, got %d", i, varid);
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_var(void)
{
int ncid;
int i;
int err;
char name[NC_MAX_NAME];
nc_type datatype;
int ndims;
int dimids[MAX_RANK];
int natts;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NVARS; i++) {
err = nc_inq_var(BAD_ID, i, name, &datatype, &ndims, dimids, &natts);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_var(ncid,BAD_VARID,name,&datatype,&ndims,dimids,&natts);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
err = nc_inq_var(ncid, i, 0, 0, 0, 0, 0);
IF (err)
error("nc_inq_var: %s", nc_strerror(err));
err = nc_inq_var(ncid, i, name, &datatype, &ndims, dimids, &natts);
IF (err)
error("nc_inq_var: %s", nc_strerror(err));
else IF (strcmp(var_name[i],name))
error("name expected: %s, got: %s",var_name[i],name);
else IF (var_type[i] != datatype)
error("type expected: %d, got: %d",var_type[i],datatype);
else IF (var_rank[i] != ndims)
error("ndims expected: %d, got: %d",var_rank[i],ndims);
else IF (!int_vec_eq(var_dimid[i],dimids,ndims))
error("unexpected dimid");
else IF (var_natts[i] != natts)
error("natts expected: %d, got: %d",var_natts[i],natts);
err = nc_inq_var(ncid, i, name, 0, 0, 0, 0);
IF (err)
error("nc_inq_var: %s", nc_strerror(err));
else IF (strcmp(var_name[i],name))
error("name expected: %s, got: %s",var_name[i],name);
err = nc_inq_var(ncid, i, 0, &datatype, 0, 0, 0);
IF (err)
error("nc_inq_var: %s", nc_strerror(err));
else IF (var_type[i] != datatype)
error("type expected: %d, got: %d",var_type[i],datatype);
err = nc_inq_var(ncid, i, 0, 0, &ndims, 0, 0);
IF (err)
error("nc_inq_var: %s", nc_strerror(err));
else IF (var_rank[i] != ndims)
error("ndims expected: %d, got: %d",var_rank[i],ndims);
err = nc_inq_var(ncid, i, 0, 0, 0, dimids, 0);
IF (err)
error("nc_inq_var: %s", nc_strerror(err));
else IF (!int_vec_eq(var_dimid[i],dimids,ndims))
error("unexpected dimid");
err = nc_inq_var(ncid, i, 0, 0, 0, 0, &natts);
IF (err)
error("nc_inq_var: %s", nc_strerror(err));
else IF (var_natts[i] != natts)
error("natts expected: %d, got: %d",var_natts[i],natts);
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_vardimid(void)
{
int ncid;
int i;
int err;
int dimids[MAX_RANK];
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NVARS; i++) {
err = nc_inq_vardimid(BAD_ID, i, dimids);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_vardimid(ncid, BAD_VARID, dimids);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
err = nc_inq_vardimid(ncid, i, dimids);
IF (err)
error("nc_inq_vardimid: %s", nc_strerror(err));
else IF (!int_vec_eq(var_dimid[i], dimids, var_rank[i]))
error("unexpected dimid");
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_varname(void)
{
int ncid;
int i;
int err;
char name[NC_MAX_NAME];
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NVARS; i++) {
err = nc_inq_varname(BAD_ID, i, name);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_varname(ncid, BAD_VARID, name);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
err = nc_inq_varname(ncid, i, name);
IF (err)
error("nc_inq_varname: %s", nc_strerror(err));
else IF (strcmp(var_name[i],name))
error("name expected: %s, got: %s",var_name[i],name);
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_varnatts(void)
{
int ncid;
int i;
int err;
int natts;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = -1; i < NVARS; i++) {
err = nc_inq_varnatts(BAD_ID, i, &natts);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_varnatts(ncid, BAD_VARID, &natts);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
err = nc_inq_varnatts(ncid, VARID(i), &natts);
IF (err)
error("nc_inq_varnatts: %s", nc_strerror(err));
else IF (NATTS(i) != natts)
error("natts expected: %d, got: %d",NATTS(i),natts);
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_varndims(void)
{
int ncid;
int i;
int err;
int ndims;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NVARS; i++) {
err = nc_inq_varndims(BAD_ID, i, &ndims);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_varndims(ncid, BAD_VARID, &ndims);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
err = nc_inq_varndims(ncid, i, &ndims);
IF (err)
error("nc_inq_varndims: %s", nc_strerror(err));
else IF (var_rank[i] != ndims)
error("ndims expected: %d, got: %d",var_rank[i],ndims);
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_vartype(void)
{
int ncid;
int i;
int err;
nc_type datatype;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NVARS; i++) {
err = nc_inq_vartype(BAD_ID, i, &datatype);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_vartype(ncid, BAD_VARID, &datatype);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
err = nc_inq_vartype(ncid, i, &datatype);
IF (err)
error("nc_inq_vartype: %s", nc_strerror(err));
else IF (var_type[i] != datatype)
error("type expected: %d, got: %d", var_type[i], datatype);
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
/*
* Test nc_put_var1
*/
void
test_nc_get_var1(void)
{
int ncid;
int i;
int j;
int err;
size_t index[MAX_RANK];
double expect;
int nok = 0; /* count of valid comparisons */
double buf[1]; /* (void *) buffer */
double value;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NVARS; i++) {
for (j = 0; j < var_rank[i]; j++)
index[j] = 0;
err = nc_get_var1(BAD_ID, i, index, buf);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_get_var1(ncid, BAD_VARID, index, buf);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
for (j = 0; j < var_rank[i]; j++) {
index[j] = var_shape[i][j];
err = nc_get_var1(ncid, i, index, buf);
IF (err != NC_EINVALCOORDS)
error("bad index: status = %d", err);
index[j] = 0;
}
for (j = 0; j < var_nels[i]; j++) {
err = toMixedBase(j, var_rank[i], var_shape[i], index);
IF (err)
error("error in toMixedBase 2");
expect = hash( var_type[i], var_rank[i], index );
if (var_rank[i] == 0 && i%2 )
err = nc_get_var1(ncid, i, NULL, buf);
else
err = nc_get_var1(ncid, i, index, buf);
IF (err)
error("%s", nc_strerror(err));
err = nc2dbl( var_type[i], buf, &value );
IF (err)
error("error in nc2dbl");
if (inRange(expect,var_type[i])) {
IF (!equal(value,expect,var_type[i],NCT_DOUBLE)) {
error("expected: %G, got: %G", expect, value);
} else {
nok++;
}
}
}
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
print_nok(nok);
}
/*
* Test nc_get_vara
* Choose a random point dividing each dim into 2 parts
* Get 2^rank (nslabs) slabs so defined
* Each get overwrites buffer, so check after each get.
*/
void
test_nc_get_vara(void)
{
int ncid;
int d;
int i;
int j;
int k;
int err;
int nels;
int nslabs;
int nok = 0; /* count of valid comparisons */
size_t start[MAX_RANK];
size_t edge[MAX_RANK];
size_t index[MAX_RANK];
size_t mid[MAX_RANK];
double buf[MAX_NELS]; /* (void *) buffer */
char *p; /* (void *) pointer */
double expect;
double got;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NVARS; i++) {
assert(var_rank[i] <= MAX_RANK);
assert(var_nels[i] <= MAX_NELS);
for (j = 0; j < var_rank[i]; j++) {
start[j] = 0;
edge[j] = 1;
}
err = nc_get_vara(BAD_ID, i, start, edge, buf);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_get_vara(ncid, BAD_VARID, start, edge, buf);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
for (j = 0; j < var_rank[i]; j++) {
start[j] = var_shape[i][j];
err = nc_get_vara(ncid, i, start, edge, buf);
IF (err != NC_EINVALCOORDS)
error("bad index: status = %d", err);
start[j] = 0;
edge[j] = var_shape[i][j] + 1;
err = nc_get_vara(ncid, i, start, edge, buf);
IF (err != NC_EEDGE)
error("bad edge: status = %d", err);
edge[j] = 1;
}
/* Choose a random point dividing each dim into 2 parts */
/* get 2^rank (nslabs) slabs so defined */
nslabs = 1;
for (j = 0; j < var_rank[i]; j++) {
mid[j] = roll( var_shape[i][j] );
nslabs *= 2;
}
/* bits of k determine whether to get lower or upper part of dim */
for (k = 0; k < nslabs; k++) {
nels = 1;
for (j = 0; j < var_rank[i]; j++) {
if ((k >> j) & 1) {
start[j] = 0;
edge[j] = mid[j];
}else{
start[j] = mid[j];
edge[j] = var_shape[i][j] - mid[j];
}
nels *= edge[j];
}
if (var_rank[i] == 0 && i%2 )
err = nc_get_vara(ncid, i, NULL, NULL, buf);
else
err = nc_get_vara(ncid, i, start, edge, buf);
IF (err) {
error("%s", nc_strerror(err));
} else {
for (j = 0; j < nels; j++) {
p = (char *) buf;
p += j * nctypelen(var_type[i]);
err = nc2dbl( var_type[i], p, & got );
IF (err)
error("error in nc2dbl");
err = toMixedBase(j, var_rank[i], edge, index);
IF (err)
error("error in toMixedBase 1");
for (d = 0; d < var_rank[i]; d++)
index[d] += start[d];
expect = hash(var_type[i], var_rank[i], index);
if (inRange(expect,var_type[i])) {
IF (!equal(got,expect,var_type[i],NCT_DOUBLE)) {
error("value read not that expected");
if (verbose) {
error("\n");
error("varid: %d, ", i);
error("var_name: %s, ", var_name[i]);
error("element number: %d ", j);
error("expect: %g", expect);
error("got: %g", got);
}
} else {
nok++;
}
}
}
}
}
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
print_nok(nok);
}
/*
* Test nc_get_vars
* Choose a random point dividing each dim into 2 parts
* Get 2^rank (nslabs) slabs so defined
* Each get overwrites buffer, so check after each get.
*/
void
test_nc_get_vars(void)
{
int ncid;
int d;
int i;
int j;
int k;
int m;
int err;
int nels;
int nslabs;
int nstarts; /* number of different starts */
int nok = 0; /* total count of valid comparisons */
int n; /* count of valid comparisons within var */
size_t start[MAX_RANK];
size_t edge[MAX_RANK];
size_t index[MAX_RANK];
size_t index2[MAX_RANK];
size_t mid[MAX_RANK];
size_t count[MAX_RANK];
size_t sstride[MAX_RANK];
ptrdiff_t stride[MAX_RANK];
double buf[MAX_NELS]; /* (void *) buffer */
char *p; /* (void *) pointer */
double expect;
double got;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NVARS; i++) {
assert(var_rank[i] <= MAX_RANK);
assert(var_nels[i] <= MAX_NELS);
for (j = 0; j < var_rank[i]; j++) {
start[j] = 0;
edge[j] = 1;
stride[j] = 1;
}
err = nc_get_vars(BAD_ID, i, start, edge, stride, buf);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_get_vars(ncid, BAD_VARID, start, edge, stride, buf);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
for (j = 0; j < var_rank[i]; j++) {
start[j] = var_shape[i][j];
err = nc_get_vars(ncid, i, start, edge, stride, buf);
IF (err != NC_EINVALCOORDS)
error("bad index: status = %d", err);
start[j] = 0;
edge[j] = var_shape[i][j] + 1;
err = nc_get_vars(ncid, i, start, edge, stride, buf);
IF (err != NC_EEDGE)
error("bad edge: status = %d", err);
edge[j] = 1;
stride[j] = 0;
err = nc_get_vars(ncid, i, start, edge, stride, buf);
IF (err != NC_ESTRIDE)
error("bad stride: status = %d", err);
stride[j] = 1;
}
/* Choose a random point dividing each dim into 2 parts */
/* get 2^rank (nslabs) slabs so defined */
nslabs = 1;
for (j = 0; j < var_rank[i]; j++) {
mid[j] = roll( var_shape[i][j] );
nslabs *= 2;
}
/* bits of k determine whether to get lower or upper part of dim */
/* choose random stride from 1 to edge */
n = 0;
for (k = 0; k < nslabs; k++) {
nstarts = 1;
for (j = 0; j < var_rank[i]; j++) {
if ((k >> j) & 1) {
start[j] = 0;
edge[j] = mid[j];
}else{
start[j] = mid[j];
edge[j] = var_shape[i][j] - mid[j];
}
sstride[j] = stride[j] = edge[j] > 0 ? 1+roll(edge[j]) : 1;
nstarts *= stride[j];
}
for (m = 0; m < nstarts; m++) {
err = toMixedBase(m, var_rank[i], sstride, index);
IF (err)
error("error in toMixedBase");
nels = 1;
for (j = 0; j < var_rank[i]; j++) {
count[j] = 1 + (edge[j] - index[j] - 1) / stride[j];
nels *= count[j];
index[j] += start[j];
}
/* Random choice of forward or backward */
/* TODO
if ( roll(2) ) {
for (j = 0; j < var_rank[i]; j++) {
index[j] += (count[j] - 1) * stride[j];
stride[j] = -stride[j];
}
}
*/
if (var_rank[i] == 0 && i%2 )
err = nc_get_vars(ncid, i, NULL, NULL, NULL, buf);
else
err = nc_get_vars(ncid, i, index, count, stride, buf);
IF (err) {
error("%s", nc_strerror(err));
} else {
for (j = 0; j < nels; j++) {
p = (char *) buf;
p += j * nctypelen(var_type[i]);
err = nc2dbl( var_type[i], p, & got );
IF (err)
error("error in nc2dbl");
err = toMixedBase(j, var_rank[i], count, index2);
IF (err)
error("error in toMixedBase 1");
for (d = 0; d < var_rank[i]; d++)
index2[d] = index[d] + index2[d] * stride[d];
expect = hash(var_type[i], var_rank[i], index2);
if (inRange(expect,var_type[i])) {
IF (!equal(got,expect,var_type[i],NCT_DOUBLE)) {
error("value read not that expected");
if (verbose) {
error("\n");
error("varid: %d, ", i);
error("var_name: %s, ", var_name[i]);
error("element number: %d ", j);
error("expect: %g, ", expect);
error("got: %g ", got);
}
} else {
nok++;
}
}
n++;
}
}
}
}
IF (n != var_nels[i]) {
error("count != nels");
if (verbose) {
error("\n");
error("varid: %d, ", i);
error("var_name: %s, ", var_name[i]);
error("count: %d, ", n);
error("nels: %d ", var_nels[i]);
}
}
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
print_nok(nok);
}
/*
* Test nc_get_varm
* Choose a random point dividing each dim into 2 parts
* Get 2^rank (nslabs) slabs so defined
* Choose random stride from 1 to edge
* Buffer should end up being bit image of external variable.
* So all gets for a variable store in different elements of buffer
*/
void
test_nc_get_varm(void)
{
int ncid;
int i;
int j;
int k;
int m;
int err;
int nslabs;
int nstarts; /* number of different starts */
int nok = 0; /* total count of valid comparisons */
size_t start[MAX_RANK];
size_t edge[MAX_RANK];
size_t index[MAX_RANK];
size_t mid[MAX_RANK];
size_t count[MAX_RANK];
size_t sstride[MAX_RANK];
ptrdiff_t stride[MAX_RANK];
ptrdiff_t imap[MAX_RANK];
ptrdiff_t imap2[MAX_RANK];
double buf[MAX_NELS]; /* (void *) buffer */
char *p; /* (void *) pointer */
double expect;
double got;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = 0; i < NVARS; i++) {
assert(var_rank[i] <= MAX_RANK);
assert(var_nels[i] <= MAX_NELS);
for (j = 0; j < var_rank[i]; j++) {
start[j] = 0;
edge[j] = 1;
stride[j] = 1;
}
if (var_rank[i] > 0) {
j = var_rank[i] - 1;
imap[j] = nctypelen(var_type[i]);
for (; j > 0; j--)
imap[j-1] = imap[j] * var_shape[i][j];
}
err = nc_get_varm(BAD_ID, i, start, edge, stride, imap, buf);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_get_varm(ncid, BAD_VARID, start, edge, stride, imap, buf);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
for (j = 0; j < var_rank[i]; j++) {
start[j] = var_shape[i][j];
err = nc_get_varm(ncid, i, start, edge, stride, imap, buf);
IF (err != NC_EINVALCOORDS)
error("bad index: status = %d", err);
start[j] = 0;
edge[j] = var_shape[i][j] + 1;
err = nc_get_varm(ncid, i, start, edge, stride, imap, buf);
IF (err != NC_EEDGE)
error("bad edge: status = %d", err);
edge[j] = 1;
stride[j] = 0;
err = nc_get_varm(ncid, i, start, edge, stride, imap, buf);
IF (err != NC_ESTRIDE)
error("bad stride: status = %d", err);
stride[j] = 1;
}
/* Choose a random point dividing each dim into 2 parts */
/* get 2^rank (nslabs) slabs so defined */
nslabs = 1;
for (j = 0; j < var_rank[i]; j++) {
mid[j] = roll( var_shape[i][j] );
nslabs *= 2;
}
/* bits of k determine whether to get lower or upper part of dim */
/* choose random stride from 1 to edge */
for (k = 0; k < nslabs; k++) {
nstarts = 1;
for (j = 0; j < var_rank[i]; j++) {
if ((k >> j) & 1) {
start[j] = 0;
edge[j] = mid[j];
}else{
start[j] = mid[j];
edge[j] = var_shape[i][j] - mid[j];
}
sstride[j] = stride[j] = edge[j] > 0 ? 1+roll(edge[j]) : 1;
imap2[j] = imap[j] * sstride[j];
nstarts *= stride[j];
}
for (m = 0; m < nstarts; m++) {
if (var_rank[i] == 0 && i%2 ) {
err = nc_get_varm(ncid, i, NULL, NULL, NULL, NULL, buf);
} else {
err = toMixedBase(m, var_rank[i], sstride, index);
IF (err)
error("error in toMixedBase");
for (j = 0; j < var_rank[i]; j++) {
count[j] = 1 + (edge[j] - index[j] - 1) / stride[j];
index[j] += start[j];
}
/* Random choice of forward or backward */
/* TODO
if ( roll(2) ) {
for (j = 0; j < var_rank[i]; j++) {
index[j] += (count[j] - 1) * stride[j];
stride[j] = -stride[j];
}
}
*/
j = fromMixedBase(var_rank[i], index, var_shape[i]);
p = (char *) buf + j * nctypelen(var_type[i]);
err = nc_get_varm(ncid, i, index, count, stride, imap2, p);
}
IF (err)
error("%s", nc_strerror(err));
}
}
p = (char *) buf;
for (j = 0; j < var_nels[i]; j++) {
err = toMixedBase(j, var_rank[i], var_shape[i], index);
IF (err)
error("error in toMixedBase");
expect = hash( var_type[i], var_rank[i], index);
err = nc2dbl( var_type[i], p, & got );
IF (err)
error("error in nc2dbl");
if (inRange(expect,var_type[i])) {
IF (!equal(got,expect,var_type[i],NCT_DOUBLE)) {
error("value read not that expected");
if (verbose) {
error("\n");
error("varid: %d, ", i);
error("var_name: %s, ", var_name[i]);
error("element number: %d ", j);
error("expect: %g, ", expect);
error("got: %g ", got);
}
} else {
nok++;
}
}
p += nctypelen(var_type[i]);
}
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
print_nok(nok);
}
void
test_nc_get_att(void)
{
int ncid;
int i;
int j;
size_t k;
int err;
double buf[MAX_NELS]; /* (void *) buffer */
char *p; /* (void *) pointer */
double expect;
double got;
int nok = 0; /* count of valid comparisons */
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = -1; i < NVARS; i++) {
for (j = 0; j < NATTS(i); j++) {
err = nc_get_att(BAD_ID, i, ATT_NAME(i,j), buf);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_get_att(ncid, BAD_VARID, ATT_NAME(i,j), buf);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
err = nc_get_att(ncid, i, "noSuch", buf);
IF (err != NC_ENOTATT)
error("Bad attribute name: status = %d", err);
err = nc_get_att(ncid, i, ATT_NAME(i,j), buf);
IF (err) {
error("%s", nc_strerror(err));
} else {
for (k = 0; k < ATT_LEN(i,j); k++) {
expect = hash(ATT_TYPE(i,j), -1, &k );
p = (char *) buf;
p += k * nctypelen(ATT_TYPE(i,j));
err = nc2dbl( ATT_TYPE(i,j), p, &got );
IF (err)
error("error in nc2dbl");
if (inRange(expect,ATT_TYPE(i,j))) {
IF (!equal(got,expect,ATT_TYPE(i,j),NCT_DOUBLE)) {
error("value read not that expected");
if (verbose) {
error("\n");
error("varid: %d, ", i);
error("var_name: %s, ",
i >= 0 ? var_name[i] : "Global");
error("att_name: %s, ", ATT_NAME(i,j));
error("element number: %d\n", k);
error("expect: %-23.16e\n", expect);
error(" got: %-23.16e", got);
}
} else {
nok++;
}
}
}
}
}
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
print_nok(nok);
}
void
test_nc_inq_att(void)
{
int ncid;
int i;
int j;
int err;
nc_type t;
size_t n;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = -1; i < NVARS; i++) {
for (j = 0; j < NATTS(i); j++) {
err = nc_inq_att(BAD_ID, i, ATT_NAME(i,j), &t, &n);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_att(ncid, BAD_VARID, ATT_NAME(i,j), &t, &n);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
err = nc_inq_att(ncid, i, "noSuch", &t, &n);
IF (err != NC_ENOTATT)
error("Bad attribute name: status = %d", err);
err = nc_inq_att(ncid, i, ATT_NAME(i,j), &t, &n);
IF (err) {
error("%s", nc_strerror(err));
} else {
IF (t != ATT_TYPE(i,j))
error("type not that expected");
IF (n != ATT_LEN(i,j))
error("length not that expected");
}
}
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_attlen(void)
{
int ncid;
int i;
int j;
int err;
size_t len;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = -1; i < NVARS; i++) {
err = nc_inq_attlen(ncid, i, "noSuch", &len);
IF (err != NC_ENOTATT)
error("Bad attribute name: status = %d", err);
for (j = 0; j < NATTS(i); j++) {
err = nc_inq_attlen(BAD_ID, i, ATT_NAME(i,j), &len);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_attlen(ncid, BAD_VARID, ATT_NAME(i,j), &len);
IF (err != NC_ENOTVAR)
error("bad varid: status = %d", err);
err = nc_inq_attlen(ncid, i, ATT_NAME(i,j), &len);
IF (err) {
error("%s", nc_strerror(err));
} else {
IF (len != ATT_LEN(i,j))
error("len not that expected");
}
}
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_atttype(void)
{
int ncid;
int i;
int j;
int err;
nc_type datatype;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = -1; i < NVARS; i++) {
err = nc_inq_atttype(ncid, i, "noSuch", &datatype);
IF (err != NC_ENOTATT)
error("Bad attribute name: status = %d", err);
for (j = 0; j < NATTS(i); j++) {
err = nc_inq_atttype(BAD_ID, i, ATT_NAME(i,j), &datatype);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_atttype(ncid, BAD_VARID, ATT_NAME(i,j), &datatype);
IF (err != NC_ENOTVAR)
error("bad varid: status = %d", err);
err = nc_inq_atttype(ncid, i, ATT_NAME(i,j), &datatype);
IF (err) {
error("%s", nc_strerror(err));
} else {
IF (datatype != ATT_TYPE(i,j))
error("type not that expected");
}
}
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_attname(void)
{
int ncid;
int i;
int j;
int err;
char name[NC_MAX_NAME];
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = -1; i < NVARS; i++) {
err = nc_inq_attname(ncid, i, BAD_ATTNUM, name);
IF (err != NC_ENOTATT)
error("Bad attribute number: status = %d", err);
err = nc_inq_attname(ncid, i, NATTS(i), name);
IF (err != NC_ENOTATT)
error("Bad attribute number: status = %d", err);
for (j = 0; j < NATTS(i); j++) {
err = nc_inq_attname(BAD_ID, i, j, name);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_attname(ncid, BAD_VARID, j, name);
IF (err != NC_ENOTVAR)
error("bad var id: status = %d", err);
err = nc_inq_attname(ncid, i, j, name);
IF (err) {
error("%s", nc_strerror(err));
} else {
IF (strcmp(ATT_NAME(i,j), name) != 0)
error("name not that expected");
}
}
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
void
test_nc_inq_attid(void)
{
int ncid;
int i;
int j;
int err;
int attnum;
err = nc_open(testfile, NC_NOWRITE, &ncid);
IF (err)
error("nc_open: %s", nc_strerror(err));
for (i = -1; i < NVARS; i++) {
err = nc_inq_attid(ncid, i, "noSuch", &attnum);
IF (err != NC_ENOTATT)
error("Bad attribute name: status = %d", err);
for (j = 0; j < NATTS(i); j++) {
err = nc_inq_attid(BAD_ID, i, ATT_NAME(i,j), &attnum);
IF (err != NC_EBADID)
error("bad ncid: status = %d", err);
err = nc_inq_attid(ncid, BAD_VARID, ATT_NAME(i,j), &attnum);
IF (err != NC_ENOTVAR)
error("bad varid: status = %d", err);
err = nc_inq_attid(ncid, i, ATT_NAME(i,j), &attnum);
IF (err) {
error("%s", nc_strerror(err));
} else {
IF (attnum != j)
error("attnum not that expected");
}
}
}
err = nc_close(ncid);
IF (err)
error("nc_close: %s", nc_strerror(err));
}
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