1 /*
2  * Copyright © 2009 Intel Corporation
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21  * IN THE SOFTWARE.
22  *
23  * Authors:
24  *    Eric Anholt <eric@anholt.net>
25  */
26 
27 #undef NDEBUG
28 
29 #include <stdlib.h>
30 #include <stdio.h>
31 #include <string.h>
32 #include <assert.h>
33 #include "hash_table.h"
34 
35 #define SIZE 10000
36 
37 static uint32_t
key_value(const void * key)38 key_value(const void *key)
39 {
40    return *(const uint32_t *)key;
41 }
42 
43 static bool
uint32_t_key_equals(const void * a,const void * b)44 uint32_t_key_equals(const void *a, const void *b)
45 {
46    return key_value(a) == key_value(b);
47 }
48 
49 int
main(int argc,char ** argv)50 main(int argc, char **argv)
51 {
52    struct hash_table *ht;
53    struct hash_entry *entry;
54    uint32_t keys[SIZE];
55    uint32_t i;
56 
57    (void) argc;
58    (void) argv;
59 
60    ht = _mesa_hash_table_create(NULL, key_value, uint32_t_key_equals);
61 
62    for (i = 0; i < SIZE; i++) {
63       keys[i] = i;
64 
65       _mesa_hash_table_insert(ht, keys + i, NULL);
66    }
67 
68    for (i = 0; i < SIZE; i++) {
69       entry = _mesa_hash_table_search(ht, keys + i);
70       assert(entry);
71       assert(key_value(entry->key) == i);
72    }
73    assert(ht->entries == SIZE);
74 
75    _mesa_hash_table_destroy(ht, NULL);
76 
77    return 0;
78 }
79