2 This file is part of GNUnet.
3 (C) 2004, 2009 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 2, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
21 * @file util/test_container_bloomfilter.c
22 * @brief Testcase for the bloomfilter.
23 * @author Christian Grothoff
24 * @author Igor Wronsky
28 #include "gnunet_common.h"
29 #include "gnunet_container_lib.h"
33 #define TESTFILE "/tmp/bloomtest.dat"
36 * Generate a random hashcode.
39 nextHC (GNUNET_HashCode * hc)
41 GNUNET_CRYPTO_hash_create_random (GNUNET_CRYPTO_QUALITY_WEAK, hc);
45 add_iterator (void *cls, GNUNET_HashCode * next)
58 main (int argc, char *argv[])
60 struct GNUNET_CONTAINER_BloomFilter *bf;
61 struct GNUNET_CONTAINER_BloomFilter *bfi;
70 GNUNET_log_setup ("test-container-bloomfilter", "WARNING", NULL);
72 if (0 == stat (TESTFILE, &sbuf))
73 if (0 != UNLINK (TESTFILE))
74 GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_ERROR, "unlink", TESTFILE);
75 bf = GNUNET_CONTAINER_bloomfilter_load (TESTFILE, SIZE, K);
77 for (i = 0; i < 200; i++)
80 GNUNET_CONTAINER_bloomfilter_add (bf, &tmp);
84 for (i = 0; i < 200; i++)
87 if (GNUNET_CONTAINER_bloomfilter_test (bf, &tmp) == GNUNET_YES)
92 printf ("Got %d elements out of"
93 "200 expected after insertion.\n", ok1);
94 GNUNET_CONTAINER_bloomfilter_free (bf);
97 if (GNUNET_OK != GNUNET_CONTAINER_bloomfilter_get_raw_data (bf, buf, SIZE))
99 GNUNET_CONTAINER_bloomfilter_free (bf);
103 GNUNET_CONTAINER_bloomfilter_free (bf);
105 bf = GNUNET_CONTAINER_bloomfilter_load (TESTFILE, SIZE, K);
106 GNUNET_assert (bf != NULL);
107 bfi = GNUNET_CONTAINER_bloomfilter_init (buf, SIZE, K);
108 GNUNET_assert (bfi != NULL);
113 for (i = 0; i < 200; i++)
116 if (GNUNET_CONTAINER_bloomfilter_test (bf, &tmp) == GNUNET_YES)
118 if (GNUNET_CONTAINER_bloomfilter_test (bfi, &tmp) == GNUNET_YES)
123 printf ("Got %d elements out of 200 "
124 "expected after reloading.\n", ok1);
125 GNUNET_CONTAINER_bloomfilter_free (bf);
126 GNUNET_CONTAINER_bloomfilter_free (bfi);
132 printf ("Got %d elements out of 200 "
133 "expected after initialization.\n", ok2);
134 GNUNET_CONTAINER_bloomfilter_free (bf);
135 GNUNET_CONTAINER_bloomfilter_free (bfi);
140 for (i = 0; i < 100; i++)
143 GNUNET_CONTAINER_bloomfilter_remove (bf, &tmp);
144 GNUNET_CONTAINER_bloomfilter_remove (bfi, &tmp);
151 for (i = 0; i < 200; i++)
154 if (GNUNET_CONTAINER_bloomfilter_test (bf, &tmp) == GNUNET_YES)
156 if (GNUNET_CONTAINER_bloomfilter_test (bfi, &tmp) == GNUNET_YES)
162 printf ("Expected 100 elements in loaded filter"
163 " after adding 200 and deleting 100, got %d\n", ok1);
164 GNUNET_CONTAINER_bloomfilter_free (bf);
165 GNUNET_CONTAINER_bloomfilter_free (bfi);
170 printf ("Expected 200 elements in initialized filter"
171 " after adding 200 and deleting 100 "
172 "(which should do nothing for a filter not backed by a file), got %d\n",
174 GNUNET_CONTAINER_bloomfilter_free (bf);
175 GNUNET_CONTAINER_bloomfilter_free (bfi);
181 GNUNET_CONTAINER_bloomfilter_clear (bf);
183 for (i = 0; i < 1000; i++)
186 if (GNUNET_CONTAINER_bloomfilter_test (bf, &tmp) == GNUNET_YES)
191 GNUNET_CONTAINER_bloomfilter_free (bf);
192 GNUNET_CONTAINER_bloomfilter_free (bfi);
196 if (GNUNET_OK != GNUNET_CONTAINER_bloomfilter_or (bf, buf, SIZE))
198 GNUNET_CONTAINER_bloomfilter_free (bf);
199 GNUNET_CONTAINER_bloomfilter_free (bfi);
205 GNUNET_CONTAINER_bloomfilter_resize (bfi, &add_iterator, &i, SIZE * 2, K);
209 GNUNET_CONTAINER_bloomfilter_resize (bf, &add_iterator, &i, SIZE * 2, K);
214 for (i = 0; i < 20; i++)
217 if (GNUNET_CONTAINER_bloomfilter_test (bf, &tmp) == GNUNET_YES)
219 if (GNUNET_CONTAINER_bloomfilter_test (bfi, &tmp) == GNUNET_YES)
225 printf ("Expected 20 elements in resized file-backed filter"
226 " after adding 20, got %d\n", ok1);
227 GNUNET_CONTAINER_bloomfilter_free (bf);
228 GNUNET_CONTAINER_bloomfilter_free (bfi);
233 printf ("Expected 20 elements in resized filter"
234 " after adding 20, got %d\n", ok2);
235 GNUNET_CONTAINER_bloomfilter_free (bf);
236 GNUNET_CONTAINER_bloomfilter_free (bfi);
241 GNUNET_CONTAINER_bloomfilter_free (bf);
242 GNUNET_CONTAINER_bloomfilter_free (bfi);
244 GNUNET_break (0 == UNLINK (TESTFILE));