src/util/tests/hash_table/remove_key.c

   1 /*
   2  * Copyright © 2018 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
  24 #undef NDEBUG
  25
  26 #include <stdlib.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29 #include <assert.h>
  30 #include "hash_table.h"
  31
  32 int
  33 main(int argc, char **argv)
  34 {
  35    struct hash_table *ht;
  36    const char *str1 = "test1";
  37    const char *str2 = "test2";
  38    struct hash_entry *entry;
  39
  40    (void) argc;
  41    (void) argv;
  42
  43    ht = _mesa_hash_table_create(NULL, _mesa_hash_string, _mesa_key_string_equal);
  44
  45    _mesa_hash_table_insert(ht, str1, NULL);
  46    _mesa_hash_table_insert(ht, str2, NULL);
  47
  48    entry = _mesa_hash_table_search(ht, str2);
  49    assert(strcmp(entry->key, str2) == 0);
  50
  51    entry = _mesa_hash_table_search(ht, str1);
  52    assert(strcmp(entry->key, str1) == 0);
  53
  54    _mesa_hash_table_remove_key(ht, str1);
  55
  56    entry = _mesa_hash_table_search(ht, str1);
  57    assert(entry == NULL);
  58
  59    entry = _mesa_hash_table_search(ht, str2);
  60    assert(strcmp(entry->key, str2) == 0);
  61
  62    _mesa_hash_table_destroy(ht, NULL);
  63
  64    return 0;
  65 }