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/* Test the di-set module.
Copyright (C) 2010-2022 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Jim Meyering. */
#include <config.h>
#include "di-set.h"
#include "macros.h"
int
main (void)
{
struct di_set *dis = di_set_alloc ();
ASSERT (dis);
di_set_free (dis); /* free with dis->ino_map still being NULL */
dis = di_set_alloc ();
ASSERT (dis);
ASSERT (di_set_lookup (dis, 2, 5) == 0); /* initial lookup fails */
ASSERT (di_set_insert (dis, 2, 5) == 1); /* first insertion succeeds */
ASSERT (di_set_insert (dis, 2, 5) == 0); /* duplicate fails */
ASSERT (di_set_insert (dis, 3, 5) == 1); /* diff dev, duplicate inode is ok */
ASSERT (di_set_insert (dis, 2, 8) == 1); /* same dev, different inode is ok */
ASSERT (di_set_lookup (dis, 2, 5) == 1); /* now, the lookup succeeds */
/* very large (or negative) inode number */
ASSERT (di_set_insert (dis, 5, (ino_t) -1) == 1);
ASSERT (di_set_insert (dis, 5, (ino_t) -1) == 0); /* dup */
{
unsigned int i;
for (i = 0; i < 3000; i++)
ASSERT (di_set_insert (dis, 9, i) == 1);
for (i = 0; i < 3000; i++)
ASSERT (di_set_insert (dis, 9, i) == 0); /* duplicate fails */
}
di_set_free (dis);
return 0;
}
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