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/*
* Copyright (C) 1998 NCSA
* All rights reserved.
*
* Programmer: Robb Matzke <matzke@llnl.gov>
* Friday, September 25, 1998
*
* Purpose: Test H5Gunlink().
*/
#include <h5test.h>
const char *FILENAME[] = {
"unlink",
NULL
};
#define THE_OBJECT "/foo"
/*-------------------------------------------------------------------------
* Function: test_one
*
* Purpose: Creates a group that has just one entry and then unlinks that
* entry.
*
* Return: Success: 0
*
* Failure: number of errors
*
* Programmer: Robb Matzke
* Friday, September 25, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static int
test_one(hid_t file)
{
hid_t work=-1, grp=-1;
herr_t status;
/* Create a test group */
if ((work=H5Gcreate(file, "/test_one", 0))<0) goto error;
/* Delete by absolute name */
TESTING("unlink by absolute name");
if ((grp=H5Gcreate(work, "foo", 0))<0) goto error;
if (H5Gclose(grp)<0) goto error;
if (H5Gunlink(file, "/test_one/foo")<0) goto error;
PASSED();
/* Delete by local name */
TESTING("unlink by local name");
if ((grp=H5Gcreate(work, "foo", 0))<0) goto error;
if (H5Gclose(grp)<0) goto error;
if (H5Gunlink(work, "foo")<0) goto error;
PASSED();
/* Delete directly - should fail */
TESTING("unlink without a name");
if ((grp=H5Gcreate(work, "foo", 0))<0) goto error;
H5E_BEGIN_TRY {
status = H5Gunlink(grp, ".");
} H5E_END_TRY;
if (status>=0) {
FAILED();
puts(" Unlinking object w/o a name should have failed.");
goto error;
}
if (H5Gclose(grp)<0) goto error;
PASSED();
/* Cleanup */
if (H5Gclose(work)<0) goto error;
return 0;
error:
H5E_BEGIN_TRY {
H5Gclose(work);
H5Gclose(grp);
} H5E_END_TRY;
return 1;
}
/*-------------------------------------------------------------------------
* Function: test_many
*
* Purpose: Tests many unlinks in a single directory.
*
* Return: Success: 0
*
* Failure: number of errors
*
* Programmer: Robb Matzke
* Friday, September 25, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static int
test_many(hid_t file)
{
hid_t work=-1, grp=-1;
int i;
const int how_many=500;
char name[32];
/* Create a test group */
if ((work=H5Gcreate(file, "/test_many", 0))<0) goto error;
if ((grp = H5Gcreate(work, "/test_many_foo", 0))<0) goto error;
if (H5Gclose(grp)<0) goto error;
/* Create a bunch of names and unlink them in order */
TESTING("forward unlink");
for (i=0; i<how_many; i++) {
sprintf(name, "obj_%05d", i);
if (H5Glink(work, H5G_LINK_HARD, "/test_many_foo", name)<0) goto error;
}
for (i=0; i<how_many; i++) {
sprintf(name, "obj_%05d", i);
if (H5Gunlink(work, name)<0) goto error;
}
PASSED();
/* Create a bunch of names and unlink them in reverse order */
TESTING("backward unlink");
for (i=0; i<how_many; i++) {
sprintf(name, "obj_%05d", i);
if (H5Glink(work, H5G_LINK_HARD, "/test_many_foo", name)<0) goto error;
}
for (i=how_many-1; i>=0; --i) {
sprintf(name, "obj_%05d", i);
if (H5Gunlink(work, name)<0) goto error;
}
PASSED();
/* Create a bunch of names and unlink them from both directions */
TESTING("inward unlink");
for (i=0; i<how_many; i++) {
sprintf(name, "obj_%05d", i);
if (H5Glink(work, H5G_LINK_HARD, "/test_many_foo", name)<0) goto error;
}
for (i=0; i<how_many; i++) {
if (i%2) {
sprintf(name, "obj_%05d", how_many-(1+i/2));
} else {
sprintf(name, "obj_%05d", i/2);
}
if (H5Gunlink(work, name)<0) goto error;
}
PASSED();
/* Create a bunch of names and unlink them from the midle */
TESTING("outward unlink");
for (i=0; i<how_many; i++) {
sprintf(name, "obj_%05d", i);
if (H5Glink(work, H5G_LINK_HARD, "/test_many_foo", name)<0) goto error;
}
for (i=how_many-1; i>=0; --i) {
if (i%2) {
sprintf(name, "obj_%05d", how_many-(1+i/2));
} else {
sprintf(name, "obj_%05d", i/2);
}
if (H5Gunlink(work, name)<0) goto error;
}
PASSED();
/* Cleanup */
if (H5Gclose(work)<0) goto error;
return 0;
error:
H5E_BEGIN_TRY {
H5Gclose(work);
H5Gclose(grp);
} H5E_END_TRY;
return 1;
}
/*-------------------------------------------------------------------------
* Function: test_symlink
*
* Purpose: Tests removal of symbolic links.
*
* Return: Success: 0
*
* Failure: number of errors
*
* Programmer: Robb Matzke
* Friday, September 25, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static int
test_symlink(hid_t file)
{
hid_t work=-1;
TESTING("symlink removal");
/* Create a test group and symlink */
if ((work=H5Gcreate(file, "/test_symlink", 0))<0) goto error;
if (H5Glink(work, H5G_LINK_SOFT, "link_value", "link")<0) goto error;
if (H5Gunlink(work, "link")<0) goto error;
/* Cleanup */
if (H5Gclose(work)<0) goto error;
PASSED();
return 0;
error:
H5E_BEGIN_TRY {
H5Gclose(work);
} H5E_END_TRY;
return 1;
}
/*-------------------------------------------------------------------------
* Function: test_rename
*
* Purpose: Tests H5Gmove()
*
* Return: Success: 0
*
* Failure: number of errors
*
* Programmer: Robb Matzke
* Friday, September 25, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static int
test_rename(hid_t file)
{
hid_t work=-1, foo=-1, inner=-1;
/* Create a test group and rename something */
TESTING("object renaming");
if ((work=H5Gcreate(file, "/test_rename", 0))<0) goto error;
if ((foo=H5Gcreate(work, "foo", 0))<0) goto error;
if (H5Gmove(work, "foo", "bar")<0) goto error;
if ((inner=H5Gcreate(foo, "inner", 0))<0) goto error;
if (H5Gclose(inner)<0) goto error;
if (H5Gclose(foo)<0) goto error;
if ((inner=H5Gopen(work, "bar/inner"))<0) goto error;
if (H5Gclose(inner)<0) goto error;
PASSED();
/* Try renaming a symlink */
TESTING("symlink renaming");
if (H5Glink(work, H5G_LINK_SOFT, "link_value", "link_one")<0) goto error;
if (H5Gmove(work, "link_one", "link_two")<0) goto error;
PASSED();
/* Cleanup */
if (H5Gclose(work)<0) goto error;
return 0;
error:
H5E_BEGIN_TRY {
H5Gclose(work);
H5Gclose(foo);
H5Gclose(inner);
} H5E_END_TRY;
return 1;
}
/*-------------------------------------------------------------------------
* Function: main
*
* Purpose: Test H5Gunlink()
*
* Return: Success: zero
*
* Failure: non-zero
*
* Programmer: Robb Matzke
* Friday, September 25, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
int
main(void)
{
hid_t fapl, file;
int nerrors = 0;
char filename[1024];
/* Open */
h5_reset();
fapl = h5_fileaccess();
h5_fixname(FILENAME[0], fapl, filename, sizeof filename);
if ((file=H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl))<0)
goto error;
/* Tests */
nerrors += test_one(file);
nerrors += test_many(file);
nerrors += test_symlink(file);
nerrors += test_rename(file);
/* Close */
if (H5Fclose(file)<0) goto error;
if (nerrors) {
printf("***** %d FAILURE%s! *****\n", nerrors, 1==nerrors?"":"S");
exit(1);
}
puts("All unlink tests passed.");
h5_cleanup(fapl);
return 0;
error:
return 1;
}
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