netcdf-c/nctest/cdftests.c
Ward Fisher 4cdfa5d2ba
2012-10-09 19:54:36 +00:00

855 lines
25 KiB
C

/*********************************************************************
* Copyright 1993, UCAR/Unidata
* See netcdf/COPYRIGHT file for copying and redistribution conditions.
* $Header: /upc/share/CVS/netcdf-3/nctest/cdftests.c,v 1.23 2009/02/14 14:11:28 ed Exp $
*********************************************************************/
#include <config.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h> /* for free() */
#include "netcdf.h"
#include "emalloc.h"
#include "testcdf.h" /* defines in-memory test netcdf structure */
#include "add.h" /* functions to update in-memory netcdf */
#include "error.h"
#include "tests.h"
#define LEN_OF(array) ((sizeof array) / (sizeof array[0]))
/*
* Test nccreate
* create a netcdf with no data, close it, test that it can be opened
* try again with NC_CLOBBER mode, check that no errors occurred
* try again with NC_NOCLOBBER mode, check error return
* On exit, netcdf files are closed.
* Uses: nccreate, ncendef, ncclose, ncopen.
*/
int
test_nccreate(path)
const char *path; /* name of netCDF file to create */
{
int nerrs = 0;
static char pname[] = "test_nccreate";
int ncid;
(void) fprintf(stderr, "*** Testing %s ...\t", &pname[5]);
if ((ncid = nccreate(path, NC_CLOBBER)) == -1) {
error("%s: nccreate failed to NC_CLOBBER", pname);
return 1;
}
/* in define mode already, so ncredef should fail */
if (ncredef(ncid) != -1) {
error("%s: ncredef should fail after nccreate", pname);
nerrs++;
}
/* created OK */
if (ncendef (ncid) == -1) {
error("%s: ncendef failed", pname);
nerrs++;
}
if (ncclose (ncid) == -1) {
error("%s: ncclose failed", pname);
nerrs++;
}
if ((ncid = ncopen(path, NC_NOWRITE)) == -1) {
error("%s: ncopen of newly created netcdf failed", pname);
return ++nerrs;
}
/* opened OK */
if (ncclose (ncid) == -1) {
error("%s: second ncclose failed", pname);
nerrs++;
}
/* this call should fail, since we're using NC_NOCLOBBER mode */
if (nccreate(path, NC_NOCLOBBER) != -1) {
error("%s: nccreate failed to honor NC_NOCLOBBER mode", pname);
nerrs++;
}
/* Initialize in-memory netcdf to empty */
add_reset(&test);
if (nerrs > 0)
(void) fprintf(stderr,"FAILED! ***\n");
else
(void) fprintf(stderr,"ok ***\n");
return nerrs;
}
/*
* Test ncopen
* try to open a non-existent netCDF, check error return
* open a file that is not a netCDF file, check error return
* open a netCDF with NC_WRITE mode, write something, close it
* open a netCDF with NC_NOWRITE mode, write something and check error
* try to open a netcdf twice, check whether returned netcdf ids different
* On exit, netcdf files are closed.
* Uses: ncopen, ncredef, ncattput, ncendef, ncclose.
*/
#define DATA_LEN 32
#define TEMP_FILE_NAME "temp.tmp"
int
test_ncopen(path)
const char *path; /* name of writable netcdf file to open */
{
int nerrs = 0;
static char pname[] = "test_ncopen";
int ncid0, ncid1;
static char title_val[] = "test netcdf";
static char xpath[] = "tooth-fairy.nc"; /* must not exist */
static struct cdfatt title = /* attribute */
{NC_GLOBAL, "title", NC_CHAR, LEN_OF (title_val), (void *) title_val};
FILE *temp;
char dummy_data[DATA_LEN];
int i;
/* Initialize to keep valgrind happy. */
for (i = 0; i < DATA_LEN; i++)
dummy_data[i] = 0;
(void) fprintf(stderr, "*** Testing %s ...\t\t", &pname[5]);
/* Open a nonexistent file */
if(ncopen(xpath, NC_NOWRITE) != -1) {
error("%s: ncopen should fail opening nonexistent file",
pname);
return ++nerrs;
}
if (ncerr != NC_SYSERR) {
error("%s: ncopen of nonexistent file should set ncerr to %d",
pname, NC_SYSERR);
}
/*
* Open a non-netCDF file. Don't use "Makefile.in" because that
* name is munged to something else by PC/NFS and, consequently,
* won't exist in a cross-mounted directory. Also don't use a
* source file, becase that will break building in another
* directory, and consequently, make dist. An object file is not
* safe, because sometimes it's a .o and sometimes a .obj. So just
* create a file!
*/
if (!(temp = fopen(TEMP_FILE_NAME, "w+")))
{
error("could not create temp file");
return ++nerrs;
}
if (fwrite(dummy_data, 1, DATA_LEN, temp) != DATA_LEN)
{
error("could not write to temp file");
return ++nerrs;
}
if (fclose(temp))
{
error("could not close temp file");
return ++nerrs;
}
if(ncopen(TEMP_FILE_NAME, NC_NOWRITE) != -1) {
error("%s: ncopen should fail opening non-netCDF file",
pname);
return ++nerrs;
}
if(ncerr != NC_ENOTNC) {
error("%s: ncopen of non-netCDF file should set ncerr to %d",
pname, NC_ENOTNC);
return ++nerrs;
}
if ((ncid0 = ncopen(path, NC_WRITE)) == -1) {
error("%s: ncopen failed with NC_WRITE mode", pname);
return ++nerrs;
}
/* opened */
if (ncredef(ncid0) == -1) {
error("%s: cdredef failed", pname);
ncclose(ncid0); return ++nerrs;
}
/* in define mode */
if (ncattput(ncid0, NC_GLOBAL, "title", NC_CHAR, title.len, title.val)
== -1) {
error("%s: ncattput failed", pname);
ncclose(ncid0); return ++nerrs;
}
add_att(&test, NC_GLOBAL, &title); /* keep in-memory netcdf updated */
if (ncendef (ncid0) == -1) {
error("%s: ncendef failed after ncattput", pname);
ncclose(ncid0); return ++nerrs;
}
if (ncclose (ncid0) == -1) {
error("%s: ncclose failed in NC_WRITE mode", pname);
return ++nerrs;
}
if ((ncid0 = ncopen(path, NC_WRITE)) == -1) {
error("%s: ncopen failed with NC_NOWRITE mode", pname);
return ++nerrs;
}
if ((ncid1 = ncopen(path, NC_NOWRITE)) == -1) {
#ifndef vms
error("%s: second ncopen failed", pname);
nerrs++;
#else
fprintf(stderr,"Doesn't support shared access on vms\n") ;
#endif
}
else
{
/* this should fail, since in NC_NOWRITE mode */
if (ncredef(ncid1) != -1) {
error("%s: cdredef should fail after NC_NOWRITE open", pname);
ncclose(ncid1); return ++nerrs;
}
/* second open OK */
if (ncid0 == ncid1) {
error("%s: ncopen should return new ncid on second open",
pname);
nerrs++;
}
if (ncclose (ncid1) == -1) {
error("%s: ncclose failed to close after second open", pname);
nerrs++;
}
}
if (ncclose (ncid0) == -1) {
error("%s: ncclose failed in NC_NOWRITE mode", pname);
nerrs++;
}
if (nerrs > 0)
(void) fprintf(stderr,"FAILED! ***\n");
else
(void) fprintf(stderr,"ok ***\n");
return nerrs;
}
/*
* Test ncredef
* open a netCDF, enter define mode, add dimension, variable, attribute
* try ncredef from within define mode, check error
* leave define mode and close, releasing netcdf handle
* try ncredef with old handle, check error
* On exit netcdf files are closed.
* Uses: ncopen, ncredef, ncdimdef, ncvardef, ncattput, ncclose
*/
int
test_ncredef(path)
const char *path; /* name of writable netcdf file to open */
{
int nerrs = 0;
static char pname[] = "test_ncredef";
int ncid; /* netcdf id */
int ii_dim; /* dimension id */
static struct cdfdim ii = /* dimension */
{"ii", 4};
int aa_id; /* variable id */
static struct cdfvar aa = /* variable */
{"aa", NC_LONG, 1, ___, 0};
static char units_val[] = "furlongs";
static struct cdfatt aa_units = /* attribute */
{___, "units", NC_CHAR, LEN_OF(units_val), (void *)units_val};
(void) fprintf(stderr, "*** Testing %s ...\t\t", &pname[5]);
if ((ncid = ncopen(path, NC_WRITE)) == -1) {
error("%s: ncopen failed", pname);
return ++nerrs;
}
/* opened OK, enter define mode */
if (ncredef(ncid) == -1) {
error("%s: cdredef failed", pname);
ncclose(ncid); return ++nerrs;
}
/* in define mode OK, add a dimension */
if ((ii_dim = ncdimdef(ncid, ii.name, ii.size)) == -1) {
error("%s: ncdimdef failed", pname);
ncclose(ncid); return ++nerrs;
}
add_dim(&test, &ii); /* keep in-memory netcdf in sync */
/* dimension added OK, add a variable */
aa.dims = (int *)emalloc(sizeof(int) * aa.ndims);
aa.dims[0] = ii_dim;
if ((aa_id = ncvardef(ncid, aa.name, aa.type,
aa.ndims, aa.dims)) == -1) {
error("%s: ncvardef failed", pname);
ncclose(ncid); return ++nerrs;
}
add_var(&test, &aa); /* keep in-memory netcdf in sync */
/* variable added OK, add a variable attribute */
aa_units.var = aa_id;
if (ncattput(ncid, aa_units.var, aa_units.name,
aa_units.type, aa_units.len, (void *) aa_units.val) == -1) {
error("%s: ncattput failed", pname);
ncclose(ncid); return ++nerrs;
}
add_att(&test, aa_id, &aa_units); /* keep in-memory netcdf in sync */
if (ncredef(ncid) != -1) {
error("%s: cdredef in define mode should have failed", pname);
ncclose(ncid); return ++nerrs;
}
if (ncendef (ncid) == -1) {
error("%s: ncendef failed", pname);
ncclose(ncid); return ++nerrs;
}
if (ncclose (ncid) == -1) {
error("%s: ncclose failed", pname);
return ++nerrs;
}
if (ncredef(ncid) != -1) {
error("%s: ncredef failed to report bad netcdf handle", pname);
nerrs++;
}
free (aa.dims);
if (nerrs > 0)
(void) fprintf(stderr,"FAILED! ***\n");
else
(void) fprintf(stderr,"ok ***\n");
return nerrs;
}
/*
* Test ncendef
* check return from proper cdfendif after define mode
* try ncendef when in data mode, check error
* try ncendef with bad handle, check error
* On exit netcdf files are closed.
* Uses: ncopen, ncredef, ncdimdef, ncvardef, ncattput, ncendef, ncclose
*/
int
test_ncendef(path)
const char *path; /* name of writable netcdf file to open */
{
int nerrs = 0;
static char pname[] = "test_ncendef";
int ncid; /* netcdf id */
int jj_dim, kk_dim; /* dimension ids */
int bb_id; /* variable id */
static struct cdfdim kk = /* dimension */
{"kk", 3};
static struct cdfdim jj = /* dimension */
{"jj", 3};
static struct cdfvar bb = /* variable */
{"bb", NC_LONG, 2, ___, 0};
static float bb_rangev[2] = {0., 100.}; /* attribute vector */
static struct cdfatt bb_range = /* attribute */
{___, "valid_range", NC_FLOAT, LEN_OF(bb_rangev), (void *)bb_rangev};
(void) fprintf(stderr, "*** Testing %s ...\t\t", &pname[5]);
if ((ncid = ncopen(path, NC_WRITE)) == -1) {
error("%s: ncopen failed", pname);
return ++nerrs;
}
/* opened */
if (ncredef(ncid) == -1) {
error("%s: ncredef failed", pname);
ncclose(ncid); return ++nerrs;
}
/* in define mode, add dimensions */
if ((jj_dim = ncdimdef(ncid, jj.name, jj.size)) == -1 ||
(kk_dim = ncdimdef(ncid, kk.name, kk.size)) == -1) {
error("%s: ncdimdef failed", pname);
ncclose(ncid); return ++nerrs;
}
add_dim(&test, &jj); /* keep in-memory netcdf in sync */
add_dim(&test, &kk); /* keep in-memory netcdf in sync */
/* dimensions added OK, add a variable */
bb.dims = (int *) emalloc(sizeof(int) * bb.ndims);
bb.dims[0] = kk_dim;
bb.dims[1] = jj_dim;
if ((bb_id = ncvardef(ncid, bb.name, bb.type,
bb.ndims, bb.dims)) == -1) {
error("%s: ncvardef failed", pname);
ncclose(ncid); return ++nerrs;
}
add_var(&test, &bb); /* keep in-memory netcdf in sync */
/* variable added OK, add a variable attribute */
if (ncattput(ncid, bb_id, bb_range.name, bb_range.type, bb_range.len,
(void *) bb_range.val) == -1) {
error("%s: ncattput failed", pname);
ncclose(ncid); return ++nerrs;
}
add_att(&test, bb_id, &bb_range); /* keep in-memory netcdf in sync */
if (ncendef (ncid) == -1) {
error("%s: ncendef failed", pname);
ncclose(ncid); return ++nerrs;
}
/* in data mode */
if (ncendef (ncid) != -1) { /* should fail in data mode */
error("%s: ncendef in data mode should have failed", pname);
ncclose(ncid); return ++nerrs;
}
if (ncclose (ncid) == -1) {
error("%s: ncclose failed", pname);
return ++nerrs;
}
/* should fail on a bad handle */
if (ncendef (ncid) != -1) {
error("ncendef failed to report bad netcdf handle");
nerrs++;
}
if (nerrs > 0)
(void) fprintf(stderr,"FAILED! ***\n");
else
(void) fprintf(stderr,"ok ***\n");
free(bb.dims);
return nerrs;
}
/*
* Test ncclose
* try on open netCDF
* try in define mode and data mode
* try with bad handle, check error
* On exit netcdf files are closed.
*/
int
test_ncclose(path)
const char *path; /* name of writable netcdf file to open */
{
int nerrs = 0;
static char pname[] = "test_ncclose";
int ncid; /* netcdf id */
(void) fprintf(stderr, "*** Testing %s ...\t\t", &pname[5]);
if ((ncid = ncopen(path, NC_WRITE)) == -1) {
error("%s: ncopen failed", pname);
return ++nerrs;
}
/* opened */
if (ncredef(ncid) == -1) {
error("%s: ncredef failed", pname);
ncclose(ncid); return ++nerrs;
}
/* in define mode */
if (ncclose (ncid) == -1) {
error("%s: ncclose in define mode failed", pname);
nerrs++;
}
if ((ncid = ncopen(path, NC_WRITE)) == -1) {
error("%s: ncopen failed", pname);
return ++nerrs;
}
/* in data mode */
if (ncclose (ncid) == -1) {
error("%s: ncclose failed", pname);
nerrs++;
}
if (ncclose (ncid) != -1) { /* should fail, since ncid is a bad handle */
error("%s: ncclose failed to report bad netcdf handle", pname);
nerrs++;
}
if (nerrs > 0)
(void) fprintf(stderr,"FAILED! ***\n");
else
(void) fprintf(stderr,"ok ***\n");
return nerrs;
}
/*
* Test ncinquire
* try in data mode, check returned values
* try in define mode, after adding an unlimited dimension, variable
* try with bad handle, check error
* On exit netcdf files are closed.
*/
int
test_ncinquire(path)
const char *path; /* name of writable netcdf file to open */
{
int nerrs = 0;
static char pname[] = "test_ncinquire";
int ncid; /* netcdf id */
int ndims; /* number of dimensions */
int nvars; /* number of variables */
int ngatts; /* number of global attributes */
int xdimid; /* id of unlimited dimension */
int rec_dim; /* dimension id */
static struct cdfdim rec = /* dimension */
{"rec", NC_UNLIMITED};
static struct cdfdim dims[] = { /* dimensions */
{"i1", 5},{"i2", 3},{"i3", 7}
};
int id, nd = LEN_OF(dims); /* number of dimensions */
int dimids[LEN_OF(dims)];
int cc_id; /* variable id */
static struct cdfvar cc[] = { /* record variables of various sizes */
{"cc", NC_LONG, 1, ___, 0},
{"cd", NC_SHORT, 2, ___, 0},
{"ce", NC_FLOAT, 3, ___, 0}
};
int iv;
int nv = LEN_OF(cc); /* number of record variables */
static char units_val[] = "moles";
static struct cdfatt cc_units = /* attribute */
{___, "units", NC_CHAR, LEN_OF(units_val), (void *)units_val};
(void) fprintf(stderr, "*** Testing %s ...\t", &pname[5]);
if ((ncid = ncopen(path, NC_WRITE)) == -1) {
error("%s: ncopen failed", pname);
return ++nerrs;
}
/* opened, in data mode */
if (ncinquire(ncid, &ndims, &nvars, &ngatts, &xdimid) == -1) {
error("%s: ncinquire in data mode failed", pname);
ncclose(ncid); return ++nerrs;
}
/* compare returned with expected values */
if (ndims != test.ndims) {
error("%s: ndims returned as %d, expected %d",
pname, ndims, test.ndims);
nerrs++;
}
if (nvars != test.nvars) {
error("%s: nvars returned as %d, expected %d",
pname, nvars, test.nvars);
nerrs++;
}
if (ngatts != test.ngatts) {
error("%s: ngatts returned as %d, expected %d",
pname, ngatts, test.ngatts);
nerrs++;
}
if (xdimid != test.xdimid) {
error("%s: xdimid returned as %d, expected %d",
pname, xdimid, test.xdimid);
nerrs++;
}
if (ncredef(ncid) == -1) {
error("%s: ncredef failed", pname);
ncclose(ncid); return ++nerrs;
}
/* add dimensions */
for (id = 0; id < nd; id++) {
if ((dimids[id] = ncdimdef(ncid, dims[id].name, dims[id].size))
== -1) {
error("%s: ncdimdef failed on normal dimension", pname);
ncclose(ncid); return ++nerrs;
}
add_dim(&test, &dims[id]);
}
/* add an unlimited dimension */
if ((rec_dim = ncdimdef(ncid, rec.name, rec.size)) == -1) {
error("%s: ncdimdef failed on NC_UNLIMITED dimension", pname);
ncclose(ncid); return ++nerrs;
}
add_dim(&test, &rec);
/* add some record variables */
for (iv = 0; iv < nv; iv++) {
cc[iv].dims = (int *) emalloc(sizeof(int) * cc[iv].ndims);
cc[iv].dims[0] = rec_dim; /* first dimension unlimited */
for (id = 1; id < cc[iv].ndims; id++)
cc[iv].dims[id] = dimids[id];
if ((cc_id = ncvardef(ncid, cc[iv].name, cc[iv].type,
cc[iv].ndims, cc[iv].dims)) == -1) {
error("%s: ncvardef failed", pname);
ncclose(ncid); return ++nerrs;
}
add_var(&test, &cc[iv]);
/* add a variable attribute */
if (ncattput(ncid, cc_id, cc_units.name, cc_units.type,
cc_units.len, (void *) cc_units.val) == -1) {
error("%s: ncattput failed", pname);
ncclose(ncid); return ++nerrs;
}
add_att(&test, cc_id, &cc_units);
free(cc[iv].dims);
}
/* try calling from define mode, compare returned values to expected */
if (ncinquire(ncid, &ndims, &nvars, &ngatts, &xdimid) == -1) {
error("%s: ncinquire in define mode failed", pname);
ncclose(ncid); return ++nerrs;
}
/* compare returned with expected values */
if (ndims != test.ndims) {
error("%s: ndims returned as %d, expected %d",
pname, ndims, test.ndims);
nerrs++;
}
if (nvars != test.nvars) {
error("%s: nvars returned as %d, expected %d",
pname, nvars, test.nvars);
nerrs++;
}
if (ngatts != test.ngatts) {
error("%s: ngatts returned as %d, expected %d",
pname, ngatts, test.ngatts);
nerrs++;
}
if (xdimid != test.xdimid) {
error("%s: xdimid returned as %d, expected %d",
pname, xdimid, test.xdimid);
nerrs++;
}
if (ncendef (ncid) == -1) {
error("%s: ncendef failed", pname);
ncclose(ncid); return ++nerrs;
}
if (ncclose (ncid) == -1) {
error("%s: ncclose failed", pname);
return ++nerrs;
}
/* should fail, since bad handle */
if (ncinquire (ncid, &ndims, &nvars, &ngatts, &xdimid) != -1) {
error("%s: ncinquire failed to report bad netcdf handle", pname);
nerrs++;
}
if (nerrs > 0)
(void) fprintf(stderr,"FAILED! ***\n");
else
(void) fprintf(stderr,"ok ***\n");
return nerrs;
}
/*
* Test ncsync
* try in define mode, check error
* try writing with one handle, reading with another on same netCDF
* try with bad handle, check error
* On exit netcdf files are closed.
*/
int
test_ncsync(path)
const char *path; /* name of writable netcdf file to open */
{
int nerrs = 0;
static char pname[] = "test_ncsync";
int ncid0, ncid1; /* netcdf ids */
int ll_dim; /* dimension id */
static struct cdfdim ll = /* dimension */
{"ll", 3};
int dd_id; /* variable id */
static struct cdfvar dd = /* variable */
{"dd", NC_SHORT, 1, ___, 0};
static short dd_fill_valv[] = {-999};
static struct cdfatt dd_fill_val = /* attribute */
{___, "fill_value", NC_SHORT, LEN_OF(dd_fill_valv), (void *) dd_fill_valv};
(void) fprintf(stderr, "*** Testing %s ...\t\t", &pname[5]);
if ((ncid0 = ncopen(path, NC_WRITE)) == -1) {
error("%s: ncopen in NC_WRITE mode failed", pname);
return ++nerrs;
}
/* opened */
if (ncredef(ncid0) == -1) {
error("%s: ncredef failed", pname);
ncclose(ncid0); return ++nerrs;
}
/* in define mode, add a dimension, variable, and attribute */
if ((ll_dim = ncdimdef(ncid0, ll.name, ll.size)) == -1) {
error("%s: ncdimdef failed", pname);
ncclose(ncid0);
return ++nerrs;
}
add_dim(&test, &ll);
dd.dims = (int *) emalloc(sizeof(int) * dd.ndims);
dd.dims[0] = ll_dim;
if ((dd_id=ncvardef(ncid0, dd.name, dd.type, dd.ndims, dd.dims)) == -1) {
error("%s: ncvardef failed", pname);
ncclose(ncid0);
return ++nerrs;
}
add_var(&test, &dd);
if (ncattput(ncid0, dd_id, dd_fill_val.name, dd_fill_val.type,
dd_fill_val.len, (void *) dd_fill_val.val) == -1) {
error("%s: ncattput failed", pname);
ncclose(ncid0);
return ++nerrs;
}
add_att(&test, dd_id, &dd_fill_val);
if (ncsync (ncid0) != -1) {
error("%s: ncsync in define mode should fail", pname);
nerrs++;
}
if (ncendef (ncid0) == -1) {
error("%s: ncendef failed", pname);
ncclose(ncid0); return ++nerrs;
}
/* in data mode */
if (ncsync (ncid0) == -1) {
error("%s: ncsync in data mode failed", pname);
nerrs++;
}
/* put some data into a variable */
{
static long dd_start[] = {0};
static long dd_edges[] = {2};
static short dd_vals[] = {1, 2};
short got_vals[2];
if (ncvarput(ncid0,dd_id,dd_start,dd_edges,(void *)dd_vals) == -1) {
error("%s: ncvarput failed", pname);
ncclose(ncid0);
return ++nerrs;
}
add_data(&test,dd_id,dd_start,dd_edges); /* keep test in sync */
if (ncsync (ncid0) == -1) {
error("%s: ncsync after putting data failed", pname);
nerrs++;
}
if ((ncid1 = ncopen(path, NC_NOWRITE)) == -1) {
#ifndef vms
error("%s: second ncopen failed", pname);
nerrs++;
#else
fprintf(stderr,"Doesn't support shared access on vms\n") ;
#endif
} else {
if (ncid0 == ncid1) {
error("%s: second ncopen should return distinct handle",
pname);
nerrs++;
} /* read data just put after a sync, should succeed */
if (ncvarget(ncid1,dd_id,dd_start,dd_edges,(void *)got_vals)
== -1) {
error("%s: ncvarget failed", pname);
nerrs++;
}
if (dd_vals[0] != got_vals[0] || dd_vals[1] != got_vals[1]) {
error("%s: ncvarget succeeded but data values wrong",
pname);
}
if (ncclose (ncid1) == -1) {
error("%s: ncclose failed", pname);
nerrs++;
}
}
}
if (ncclose (ncid0) == -1) {
error("%s: ncclose failed", pname);
nerrs++;
}
if (ncsync (ncid0) != -1) { /* should fail, since ncid0 is bad handle */
error("%s: ncsync failed to report bad netcdf handle", pname);
nerrs++;
}
if (nerrs > 0)
(void) fprintf(stderr,"FAILED! ***\n");
else
(void) fprintf(stderr,"ok ***\n");
/* Free resources. */
free(dd.dims);
return nerrs;
}
/*
* Test ncabort
* try in define mode, check that file was deleted
* try after writing variable
* try with bad handle, check error
* On exit netcdf files are closed.
*/
int
test_ncabort(path)
const char *path; /* name of writable netcdf file to open */
{
int nerrs = 0;
static char pname[] = "test_ncabort";
static char fpath[] = "ufo.nc";
static short attv[] = {3};
static struct cdfatt att = /* attribute */
{___, "temp", NC_SHORT, LEN_OF(attv), (void *) attv};
int ncid; /* netcdf id */
(void) fprintf(stderr, "*** Testing %s ...\t\t", &pname[5]);
if ((ncid = ncopen(path, NC_WRITE)) == -1) {
error("%s: ncopen failed", pname);
return ++nerrs;
}
/* opened */
if (ncredef(ncid) == -1) {
error("%s: ncredef failed", pname);
ncclose(ncid); return ++nerrs;
}
/* in define mode, add a new global attribute */
if (ncattput(ncid, NC_GLOBAL, att.name, att.type, att.len, att.val) == -1) {
error("%s: ncattput failed", pname);
ncclose(ncid); return ++nerrs;
}
/* abort in define mode, should restore to state before define mode */
if (ncabort(ncid) == -1) {
error("%s: ncabort in define mode failed", pname);
ncclose(ncid); return ++nerrs;
}
if ((ncid = ncopen(path, NC_WRITE)) == -1) {
error("%s: ncopen after ncabort failed", pname);
return ++nerrs;
}
/* check that new global attribute was not added */
if (ncattinq(ncid, NC_GLOBAL, att.name, &att.type, &att.len) != -1) {
error("%s: ncabort should have restored state before ncredef", pname);
ncclose(ncid); return ++nerrs;
}
/* in data mode not being created, should just close */
if (ncabort(ncid) == -1) {
error("%s: ncabort in define mode failed", pname);
return ++nerrs;
}
if ((ncid = nccreate(fpath, NC_CLOBBER)) == -1) {
error("%s: nccreate failed to NC_CLOBBER", pname);
return ++nerrs;
}
/* in define mode being created, should delete */
if (ncabort(ncid) == -1) {
error("%s: ncabort after nccreate failed", pname);
return ++nerrs;
}
/* check with ncopen that file doesn't exist */
if (ncopen(fpath, NC_NOWRITE) != -1) {
error("%s: ncabort deleted file, but ncopen found it", pname);
return ++nerrs;
}
if (ncabort(ncid) != -1) { /* should fail, ncid is bad handle */
error("%s: ncclose failed to report bad netcdf handle", pname);
nerrs++;
}
if (nerrs > 0)
(void) fprintf(stderr,"FAILED! ***\n");
else
(void) fprintf(stderr,"ok ***\n");
return nerrs;
}