git.m6w6.name Git - m6w6/libmemcached/blob - tests/hash_plus.cc

   1 /*
   2   C++ to libhashkit
   3 */
   4 #include <libtest/test.h>
   5
   6 #include <stdio.h>
   7 #include <stdlib.h>
   8 #include <string.h>
   9
  10 #include <libhashkit/hashkit.h>
  11
  12 #include "hash_results.h"
  13
  14 static test_return_t exists_test(void *obj)
  15 {
  16   Hashkit hashk;
  17   (void)obj;
  18   (void)hashk;
  19
  20   return TEST_SUCCESS;
  21 }
  22
  23 static test_return_t new_test(void *obj)
  24 {
  25   Hashkit *hashk= new Hashkit;
  26   (void)obj;
  27
  28   (void)hashk;
  29
  30   delete hashk;
  31
  32   return TEST_SUCCESS;
  33 }
  34
  35 static test_return_t copy_test(void *obj)
  36 {
  37   Hashkit *hashk= new Hashkit;
  38   Hashkit *copy(hashk);
  39   (void)obj;
  40
  41   (void)copy;
  42
  43   delete hashk;
  44
  45   return TEST_SUCCESS;
  46 }
  47
  48 static test_return_t assign_test(void *obj)
  49 {
  50   Hashkit hashk;
  51   Hashkit copy;
  52   (void)obj;
  53
  54   copy= hashk;
  55
  56   (void)copy;
  57
  58   return TEST_SUCCESS;
  59 }
  60
  61 static test_return_t digest_test(void *obj)
  62 {
  63   Hashkit hashk;
  64   uint32_t value;
  65   (void)obj;
  66
  67   value= hashk.digest("Foo", sizeof("Foo"));
  68
  69   return TEST_SUCCESS;
  70 }
  71
  72 static test_return_t set_function_test(void *obj)
  73 {
  74   Hashkit hashk;
  75   hashkit_hash_algorithm_t algo_list[]= {
  76     HASHKIT_HASH_DEFAULT,
  77     HASHKIT_HASH_MD5,
  78     HASHKIT_HASH_CRC,
  79     HASHKIT_HASH_FNV1_64,
  80     HASHKIT_HASH_FNV1A_64,
  81     HASHKIT_HASH_FNV1_32,
  82     HASHKIT_HASH_FNV1A_32,
  83     HASHKIT_HASH_MURMUR,
  84     HASHKIT_HASH_JENKINS,
  85     HASHKIT_HASH_MAX
  86   };
  87   hashkit_hash_algorithm_t *algo;
  88   (void)obj;
  89
  90
  91   for (algo= algo_list; *algo != HASHKIT_HASH_MAX; algo++)
  92   {
  93     hashkit_return_t rc;
  94     uint32_t x;
  95     const char **ptr;
  96     uint32_t *list;
  97
  98     rc= hashk.set_function(*algo);
  99
 100     test_true(rc == HASHKIT_SUCCESS);
 101
 102     switch (*algo)
 103     {
 104     case HASHKIT_HASH_DEFAULT:
 105       list= one_at_a_time_values;
 106       break;
 107     case HASHKIT_HASH_MD5:
 108       list= md5_values;
 109       break;
 110     case HASHKIT_HASH_CRC:
 111       list= crc_values;
 112       break;
 113     case HASHKIT_HASH_FNV1_64:
 114       list= fnv1_64_values;
 115       break;
 116     case HASHKIT_HASH_FNV1A_64:
 117       list= fnv1a_64_values;
 118       break;
 119     case HASHKIT_HASH_FNV1_32:
 120       list= fnv1_32_values;
 121       break;
 122     case HASHKIT_HASH_FNV1A_32:
 123       list= fnv1a_32_values;
 124       break;
 125     case HASHKIT_HASH_HSIEH:
 126       list= hsieh_values;
 127       break;
 128     case HASHKIT_HASH_MURMUR:
 129       list= murmur_values;
 130       break;
 131     case HASHKIT_HASH_JENKINS:
 132       list= jenkins_values;
 133       break;
 134     case HASHKIT_HASH_CUSTOM:
 135     case HASHKIT_HASH_MAX:
 136     default:
 137       list= NULL;
 138       test_fail("We ended up on a non-existent hash");
 139     }
 140
 141     // Now we make sure we did set the hash correctly.
 142     for (ptr= list_to_hash, x= 0; *ptr; ptr++, x++)
 143     {
 144       uint32_t hash_val;
 145
 146       hash_val= hashk.digest(*ptr, strlen(*ptr));
 147       test_true(list[x] == hash_val);
 148     }
 149   }
 150
 151   return TEST_SUCCESS;
 152 }
 153
 154 static test_return_t set_distribution_function_test(void *obj)
 155 {
 156   Hashkit hashk;
 157   hashkit_return_t rc;
 158   (void)obj;
 159
 160   rc= hashk.set_distribution_function(HASHKIT_HASH_CUSTOM);
 161   test_true(rc == HASHKIT_FAILURE);
 162
 163   rc= hashk.set_distribution_function(HASHKIT_HASH_JENKINS);
 164   test_true(rc == HASHKIT_SUCCESS);
 165
 166   return TEST_SUCCESS;
 167 }
 168
 169 static test_return_t compare_function_test(void *obj)
 170 {
 171   Hashkit a, b;
 172   (void)obj;
 173
 174   b= a;
 175
 176   test_true(a == b);
 177
 178   b.set_function(HASHKIT_HASH_MURMUR);
 179
 180   test_false(a == b);
 181   test_true(b == b);
 182   test_true(a == a);
 183
 184   return TEST_SUCCESS;
 185 }
 186
 187 test_st basic[] ={
 188   { "exists", 0, reinterpret_cast<test_callback_fn>(exists_test) },
 189   { "new", 0, reinterpret_cast<test_callback_fn>(new_test) },
 190   { "copy", 0, reinterpret_cast<test_callback_fn>(copy_test) },
 191   { "assign", 0, reinterpret_cast<test_callback_fn>(assign_test) },
 192   { "digest", 0, reinterpret_cast<test_callback_fn>(digest_test) },
 193   { "set_function", 0, reinterpret_cast<test_callback_fn>(set_function_test) },
 194   { "set_distribution_function", 0, reinterpret_cast<test_callback_fn>(set_distribution_function_test) },
 195   { "compare", 0, reinterpret_cast<test_callback_fn>(compare_function_test) },
 196   { 0, 0, 0}
 197 };
 198
 199 collection_st collection[] ={
 200   {"basic", 0, 0, basic},
 201   {0, 0, 0, 0}
 202 };
 203
 204 void get_world(world_st *world)
 205 {
 206   world->collections= collection;
 207 }