framework/delibs/depool/dePoolHash.c

   1 /*-------------------------------------------------------------------------
   2  * drawElements Memory Pool Library
   3  * --------------------------------
   4  *
   5  * Copyright 2014 The Android Open Source Project
   6  *
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  *
  19  *//*!
  20  * \file
  21  * \brief Memory pool hash class.
  22  *//*--------------------------------------------------------------------*/
  23
  24 #include "dePoolHash.h"
  25
  26 #include <string.h>
  27
  28 DE_DECLARE_POOL_HASH(deTestHash, deInt16, int);
  29 DE_IMPLEMENT_POOL_HASH(deTestHash, deInt16, int, deInt16Hash, deInt16Equal);
  30
  31 DE_DECLARE_POOL_ARRAY(deTestIntArray, int);
  32 DE_DECLARE_POOL_ARRAY(deTestInt16Array, deInt16);
  33
  34 DE_DECLARE_POOL_HASH_TO_ARRAY(deTestHash, deTestInt16Array, deTestIntArray);
  35 DE_IMPLEMENT_POOL_HASH_TO_ARRAY(deTestHash, deTestInt16Array, deTestIntArray);
  36
  37 void dePoolHash_selfTest (void)
  38 {
  39         deMemPool*      pool    = deMemPool_createRoot(DE_NULL, 0);
  40         deTestHash*     hash    = deTestHash_create(pool);
  41         int                     iter;
  42
  43         for (iter = 0; iter < 3; iter++)
  44         {
  45                 int i;
  46
  47                 /* Test find() on empty hash. */
  48                 DE_TEST_ASSERT(deTestHash_getNumElements(hash) == 0);
  49                 for (i = 0; i < 15000; i++)
  50                 {
  51                         const int* val = deTestHash_find(hash, (deInt16)i);
  52                         DE_TEST_ASSERT(!val);
  53                 }
  54
  55                 /* Test insert(). */
  56                 for (i = 0; i < 5000; i++)
  57                 {
  58                         deTestHash_insert(hash, (deInt16)i, -i);
  59                 }
  60
  61                 DE_TEST_ASSERT(deTestHash_getNumElements(hash) == 5000);
  62                 for (i = 0; i < 5000; i++)
  63                 {
  64                         const int* val = deTestHash_find(hash, (deInt16)i);
  65                         DE_TEST_ASSERT(val && (*val == -i));
  66                 }
  67
  68                 /* Test delete(). */
  69                 for (i = 0; i < 1000; i++)
  70                         deTestHash_delete(hash, (deInt16)i);
  71
  72                 DE_TEST_ASSERT(deTestHash_getNumElements(hash) == 4000);
  73                 for (i = 0; i < 25000; i++)
  74                 {
  75                         const int* val = deTestHash_find(hash, (deInt16)i);
  76                         if (deInBounds32(i, 1000, 5000))
  77                                 DE_TEST_ASSERT(val && (*val == -i));
  78                         else
  79                                 DE_TEST_ASSERT(!val);
  80                 }
  81
  82                 /* Test insert() after delete(). */
  83                 for (i = 10000; i < 12000; i++)
  84                         deTestHash_insert(hash, (deInt16)i, -i);
  85
  86                 for (i = 0; i < 25000; i++)
  87                 {
  88                         const int* val = deTestHash_find(hash, (deInt16)i);
  89                         if (deInBounds32(i, 1000, 5000) || deInBounds32(i, 10000, 12000))
  90                                 DE_TEST_ASSERT(val && (*val == -i));
  91                         else
  92                                 DE_TEST_ASSERT(!val);
  93                 }
  94
  95                 /* Test iterator. */
  96                 {
  97                         deTestHashIter  testIter;
  98                         int                             numFound = 0;
  99
 100                         for (deTestHashIter_init(hash, &testIter); deTestHashIter_hasItem(&testIter); deTestHashIter_next(&testIter))
 101                         {
 102                                 deInt16 key     = deTestHashIter_getKey(&testIter);
 103                                 int             val     = deTestHashIter_getValue(&testIter);
 104                                 DE_TEST_ASSERT(deInBounds32(key, 1000, 5000) || deInBounds32(key, 10000, 12000));
 105                                 DE_TEST_ASSERT(*deTestHash_find(hash, key) == -key);
 106                                 DE_TEST_ASSERT(val == -key);
 107                                 numFound++;
 108                         }
 109
 110                         DE_TEST_ASSERT(numFound == deTestHash_getNumElements(hash));
 111                 }
 112
 113                 /* Test copy-to-array. */
 114                 {
 115                         deTestInt16Array*       keyArray        = deTestInt16Array_create(pool);
 116                         deTestIntArray*         valueArray      = deTestIntArray_create(pool);
 117                         int                                     numElements     = deTestHash_getNumElements(hash);
 118                         int                                     ndx;
 119
 120                         deTestHash_copyToArray(hash, keyArray, DE_NULL);
 121                         DE_TEST_ASSERT(deTestInt16Array_getNumElements(keyArray) == numElements);
 122
 123                         deTestHash_copyToArray(hash, DE_NULL, valueArray);
 124                         DE_TEST_ASSERT(deTestIntArray_getNumElements(valueArray) == numElements);
 125
 126                         deTestInt16Array_setSize(keyArray, 0);
 127                         deTestIntArray_setSize(valueArray, 0);
 128                         deTestHash_copyToArray(hash, keyArray, valueArray);
 129                         DE_TEST_ASSERT(deTestInt16Array_getNumElements(keyArray) == numElements);
 130                         DE_TEST_ASSERT(deTestIntArray_getNumElements(valueArray) == numElements);
 131
 132                         for (ndx = 0; ndx < numElements; ndx++)
 133                         {
 134                                 deInt16 key = deTestInt16Array_get(keyArray, ndx);
 135                                 int             val = deTestIntArray_get(valueArray, ndx);
 136
 137                                 DE_TEST_ASSERT(val == -key);
 138                                 DE_TEST_ASSERT(*deTestHash_find(hash, key) == val);
 139                         }
 140                 }
 141
 142                 /* Test reset(). */
 143                 deTestHash_reset(hash);
 144                 DE_TEST_ASSERT(deTestHash_getNumElements(hash) == 0);
 145         }
 146
 147         deMemPool_destroy(pool);
 148 }