chiark / gitweb /
Merge branch 'master' of git.distorted.org.uk:~mdw/publish/public-git/disorder
[disorder] / libtests / t-hash.c
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1/*
2 * This file is part of DisOrder.
8a886602 3 * Copyright (C) 2005, 2007, 2008, 2010 Richard Kettlewell
b90f122b 4 *
e7eb3a27 5 * This program is free software: you can redistribute it and/or modify
b90f122b 6 * it under the terms of the GNU General Public License as published by
e7eb3a27 7 * the Free Software Foundation, either version 3 of the License, or
b90f122b 8 * (at your option) any later version.
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9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
b90f122b 15 * You should have received a copy of the GNU General Public License
e7eb3a27 16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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17 */
18#include "test.h"
19
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20static int count;
21
22static int test_hash_callback(const char attribute((unused)) *key,
23 void attribute((unused)) *value,
24 void attribute((unused)) *u) {
25 if(u)
26 insist(count < 100);
27 ++count;
28 if(u)
29 return count >= 100 ? 99 : 0;
30 else
31 return 0;
32}
33
c68d8eba 34static void test_hash(void) {
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35 hash *h;
36 int i, *ip;
37 char **keys;
38
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39 h = hash_new(sizeof(int));
40 for(i = 0; i < 10000; ++i)
41 insist(hash_add(h, do_printf("%d", i), &i, HASH_INSERT) == 0);
42 check_integer(hash_count(h), 10000);
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43 i = hash_foreach(h, test_hash_callback, NULL);
44 check_integer(i, 0);
45 check_integer(count, 10000);
46 count = 0;
47 i = hash_foreach(h, test_hash_callback, h);
48 check_integer(i, 99);
49 check_integer(count, 100);
50
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51 for(i = 0; i < 10000; ++i) {
52 insist((ip = hash_find(h, do_printf("%d", i))) != 0);
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53 if(ip) {
54 check_integer(*ip, i);
55 insist(hash_add(h, do_printf("%d", i), &i, HASH_REPLACE) == 0);
56 }
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57 }
58 check_integer(hash_count(h), 10000);
59 keys = hash_keys(h);
60 for(i = 0; i < 10000; ++i)
61 insist(keys[i] != 0);
62 insist(keys[10000] == 0);
63 for(i = 0; i < 10000; ++i)
64 insist(hash_remove(h, do_printf("%d", i)) == 0);
65 check_integer(hash_count(h), 0);
66}
67
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68TEST(hash);
69
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70/*
71Local Variables:
72c-basic-offset:2
73comment-column:40
74fill-column:79
75indent-tabs-mode:nil
76End:
77*/