Add unit tests for HashMap, fix HashMap

This commit is contained in:
Stephen Seo 2019-02-13 14:45:29 +09:00
parent e995c877c4
commit 1bab7694cf
2 changed files with 150 additions and 45 deletions

View file

@ -30,7 +30,7 @@ UDPC_HashMap* UDPC_HashMap_init(uint32_t capacity, uint32_t unitSize)
m->buckets[x] = NULL; m->buckets[x] = NULL;
continue; continue;
} }
m->buckets[x] = UDPC_Deque_init(UDPC_HASHMAP_BUCKET_SIZE * (sizeof(uint32_t) + unitSize)); m->buckets[x] = UDPC_Deque_init(UDPC_HASHMAP_BUCKET_SIZE * (4 + unitSize));
if(!m->buckets[x]) if(!m->buckets[x])
{ {
fail = 1; fail = 1;
@ -51,7 +51,7 @@ UDPC_HashMap* UDPC_HashMap_init(uint32_t capacity, uint32_t unitSize)
return NULL; return NULL;
} }
m->overflow = UDPC_Deque_init(UDPC_HASHMAP_BUCKET_SIZE * (sizeof(uint32_t) + unitSize)); m->overflow = UDPC_Deque_init(UDPC_HASHMAP_BUCKET_SIZE * (4 + unitSize));
if(!m->overflow) if(!m->overflow)
{ {
for(int x = 0; x < m->capacity; ++x) for(int x = 0; x < m->capacity; ++x)
@ -76,7 +76,7 @@ void UDPC_HashMap_destroy(UDPC_HashMap *hashMap)
UDPC_Deque_destroy(hashMap->buckets[x]); UDPC_Deque_destroy(hashMap->buckets[x]);
} }
free(hashMap->buckets); free(hashMap->buckets);
free(hashMap->overflow); UDPC_Deque_destroy(hashMap->overflow);
free(hashMap); free(hashMap);
} }
@ -92,22 +92,22 @@ void* UDPC_HashMap_insert(UDPC_HashMap *hm, uint32_t key, void *data)
uint32_t hash = UDPC_HASH32(key) % hm->capacity; uint32_t hash = UDPC_HASH32(key) % hm->capacity;
char *temp = malloc(sizeof(uint32_t) + hm->unitSize); char *temp = malloc(4 + hm->unitSize);
memcpy(temp, &key, sizeof(uint32_t)); memcpy(temp, &key, 4);
if(hm->unitSize > 0) if(hm->unitSize > 0)
{ {
memcpy(temp + sizeof(uint32_t), data, hm->unitSize); memcpy(temp + 4, data, hm->unitSize);
} }
if(UDPC_Deque_get_available(hm->buckets[hash]) != 0) if(UDPC_Deque_get_available(hm->buckets[hash]) == 0)
{ {
if(UDPC_Deque_push_back(hm->overflow, temp, sizeof(uint32_t) + hm->unitSize) == 0) if(UDPC_Deque_push_back(hm->overflow, temp, 4 + hm->unitSize) == 0)
{ {
free(temp); free(temp);
return NULL; return NULL;
} }
} }
else if(UDPC_Deque_push_back(hm->buckets[hash], temp, sizeof(uint32_t) + hm->unitSize) == 0) else if(UDPC_Deque_push_back(hm->buckets[hash], temp, 4 + hm->unitSize) == 0)
{ {
free(temp); free(temp);
return NULL; return NULL;
@ -115,8 +115,8 @@ void* UDPC_HashMap_insert(UDPC_HashMap *hm, uint32_t key, void *data)
free(temp); free(temp);
++hm->size; ++hm->size;
temp = UDPC_Deque_get_back_ptr(hm->buckets[hash], sizeof(uint32_t) + hm->unitSize); temp = UDPC_Deque_get_back_ptr(hm->buckets[hash], 4 + hm->unitSize);
return temp + sizeof(uint32_t); return temp + 4;
} }
int UDPC_HashMap_remove(UDPC_HashMap *hm, uint32_t key) int UDPC_HashMap_remove(UDPC_HashMap *hm, uint32_t key)
@ -128,14 +128,14 @@ int UDPC_HashMap_remove(UDPC_HashMap *hm, uint32_t key)
uint32_t hash = UDPC_HASH32(key) % hm->capacity; uint32_t hash = UDPC_HASH32(key) % hm->capacity;
for(int x = 0; x * (sizeof(uint32_t) + hm->unitSize) < hm->buckets[hash]->size; ++x) for(int x = 0; x * (4 + hm->unitSize) < hm->buckets[hash]->size; ++x)
{ {
if(memcmp( if(memcmp(
UDPC_Deque_index_ptr(hm->buckets[hash], sizeof(uint32_t) + hm->unitSize, x), UDPC_Deque_index_ptr(hm->buckets[hash], 4 + hm->unitSize, x),
&key, &key,
sizeof(uint32_t)) == 0) 4) == 0)
{ {
int result = UDPC_Deque_remove(hm->buckets[hash], sizeof(uint32_t) + hm->unitSize, x); int result = UDPC_Deque_remove(hm->buckets[hash], 4 + hm->unitSize, x);
if(result != 0) if(result != 0)
{ {
--hm->size; --hm->size;
@ -148,14 +148,14 @@ int UDPC_HashMap_remove(UDPC_HashMap *hm, uint32_t key)
} }
} }
for(int x = 0; x * (sizeof(uint32_t) + hm->unitSize) < hm->overflow->size; ++x) for(int x = 0; x * (4 + hm->unitSize) < hm->overflow->size; ++x)
{ {
if(memcmp( if(memcmp(
UDPC_Deque_index_ptr(hm->overflow, sizeof(uint32_t) + hm->unitSize, x), UDPC_Deque_index_ptr(hm->overflow, 4 + hm->unitSize, x),
&key, &key,
sizeof(uint32_t)) == 0) 4) == 0)
{ {
int result = UDPC_Deque_remove(hm->overflow, sizeof(uint32_t) + hm->unitSize, x); int result = UDPC_Deque_remove(hm->overflow, 4 + hm->unitSize, x);
if(result != 0) if(result != 0)
{ {
--hm->size; --hm->size;
@ -180,17 +180,14 @@ void* UDPC_HashMap_get(UDPC_HashMap *hm, uint32_t key)
uint32_t hash = UDPC_HASH32(key) % hm->capacity; uint32_t hash = UDPC_HASH32(key) % hm->capacity;
for(int x = 0; x * (sizeof(uint32_t) + hm->unitSize) < hm->buckets[hash]->size; ++x) for(int x = 0; x * (4 + hm->unitSize) < hm->buckets[hash]->size; ++x)
{ {
char *ptr = UDPC_Deque_index_ptr(hm->buckets[hash], sizeof(uint32_t) + hm->unitSize, x); char *ptr = UDPC_Deque_index_ptr(hm->buckets[hash], 4 + hm->unitSize, x);
if(memcmp( if(memcmp(ptr, &key, 4) == 0)
ptr,
&key,
sizeof(uint32_t)) == 0)
{ {
if(hm->unitSize > 0) if(hm->unitSize > 0)
{ {
return ptr + sizeof(uint32_t); return ptr + 4;
} }
else else
{ {
@ -199,17 +196,14 @@ void* UDPC_HashMap_get(UDPC_HashMap *hm, uint32_t key)
} }
} }
for(int x = 0; x * (sizeof(uint32_t) + hm->unitSize) < hm->overflow->size; ++x) for(int x = 0; x * (4 + hm->unitSize) < hm->overflow->size; ++x)
{ {
char *ptr = UDPC_Deque_index_ptr(hm->overflow, sizeof(uint32_t) + hm->unitSize, x); char *ptr = UDPC_Deque_index_ptr(hm->overflow, 4 + hm->unitSize, x);
if(memcmp( if(memcmp(ptr, &key, 4) == 0)
ptr,
&key,
sizeof(uint32_t)) == 0)
{ {
if(hm->unitSize > 0) if(hm->unitSize > 0)
{ {
return ptr + sizeof(uint32_t); return ptr + 4;
} }
else else
{ {
@ -230,11 +224,11 @@ int UDPC_HashMap_realloc(UDPC_HashMap *hm, uint32_t newCapacity)
UDPC_Deque **newBuckets = malloc(sizeof(UDPC_Deque*) * newCapacity); UDPC_Deque **newBuckets = malloc(sizeof(UDPC_Deque*) * newCapacity);
UDPC_Deque *newOverflow = UDPC_Deque_init(UDPC_HASHMAP_BUCKET_SIZE UDPC_Deque *newOverflow = UDPC_Deque_init(UDPC_HASHMAP_BUCKET_SIZE
* (sizeof(uint32_t) + hm->unitSize)); * (4 + hm->unitSize));
for(int x = 0; x < newCapacity; ++x) for(int x = 0; x < newCapacity; ++x)
{ {
*newBuckets = UDPC_Deque_init(UDPC_HASHMAP_BUCKET_SIZE newBuckets[x] = UDPC_Deque_init(UDPC_HASHMAP_BUCKET_SIZE
* (sizeof(uint32_t) + hm->unitSize)); * (4 + hm->unitSize));
} }
uint32_t hash; uint32_t hash;
@ -242,25 +236,22 @@ int UDPC_HashMap_realloc(UDPC_HashMap *hm, uint32_t newCapacity)
int fail = 0; int fail = 0;
for(int x = 0; x < hm->capacity; ++x) for(int x = 0; x < hm->capacity; ++x)
{ {
for(int y = 0; y * (sizeof(uint32_t) + hm->unitSize) < hm->buckets[x]->size; ++y) for(int y = 0; y * (4 + hm->unitSize) < hm->buckets[x]->size; ++y)
{ {
data = UDPC_Deque_index_ptr(hm->buckets[x], sizeof(uint32_t) + hm->unitSize, y); data = UDPC_Deque_index_ptr(hm->buckets[x], 4 + hm->unitSize, y);
hash = UDPC_HASH32(*((uint32_t*)data)) % newCapacity; hash = UDPC_HASH32(*((uint32_t*)data)) % newCapacity;
if(newBuckets[hash]->size < newBuckets[hash]->alloc_size) if(newBuckets[hash]->size < newBuckets[hash]->alloc_size)
{ {
if(UDPC_Deque_push_back(newBuckets[hash], data, sizeof(uint32_t) + hm->unitSize) == 0) if(UDPC_Deque_push_back(newBuckets[hash], data, 4 + hm->unitSize) == 0)
{ {
fail = 1; fail = 1;
break; break;
} }
} }
else else if(UDPC_Deque_push_back(newOverflow, data, 4 + hm->unitSize) == 0)
{ {
if(UDPC_Deque_push_back(newOverflow, data, sizeof(uint32_t) + hm->unitSize) == 0) fail = 1;
{ break;
fail = 1;
break;
}
} }
} }
if(fail != 0) if(fail != 0)
@ -269,6 +260,28 @@ int UDPC_HashMap_realloc(UDPC_HashMap *hm, uint32_t newCapacity)
} }
} }
if(fail == 0)
{
for(int x = 0; x * (4 + hm->unitSize) < hm->overflow->size; ++x)
{
data = UDPC_Deque_index_ptr(hm->overflow, 4 + hm->unitSize, x);
hash = UDPC_HASH32(*((uint32_t*)data)) % newCapacity;
if(newBuckets[hash]->size < newBuckets[hash]->alloc_size)
{
if(UDPC_Deque_push_back(newBuckets[hash], data, 4 + hm->unitSize) == 0)
{
fail = 1;
break;
}
}
else if(UDPC_Deque_push_back(newOverflow, data, 4 + hm->unitSize) == 0)
{
fail = 1;
break;
}
}
}
if(fail != 0) if(fail != 0)
{ {
for(int x = 0; x < newCapacity; ++x) for(int x = 0; x < newCapacity; ++x)

View file

@ -2,6 +2,7 @@
#include <stdlib.h> #include <stdlib.h>
#include <UDPC_Deque.h> #include <UDPC_Deque.h>
#include <UDPC_HashMap.h>
#include <UDPConnection.h> #include <UDPConnection.h>
static UnitTestState UDPC_uts = {0, 0}; static UnitTestState UDPC_uts = {0, 0};
@ -231,9 +232,100 @@ void TEST_ATOSTR()
UNITTEST_REPORT(ATOSTR); UNITTEST_REPORT(ATOSTR);
} }
void TEST_HASHMAP()
{
UDPC_HashMap *hm = UDPC_HashMap_init(0, sizeof(int));
int temp;
temp = 1333;
ASSERT_NEQ(UDPC_HashMap_insert(hm, 0, &temp), NULL);
ASSERT_EQ_MEM(UDPC_HashMap_get(hm, 0), &temp, sizeof(int));
temp = 9999;
ASSERT_NEQ(UDPC_HashMap_insert(hm, 1, &temp), NULL);
ASSERT_EQ_MEM(UDPC_HashMap_get(hm, 1), &temp, sizeof(int));
temp = 1235987;
ASSERT_NEQ(UDPC_HashMap_insert(hm, 2, &temp), NULL);
ASSERT_EQ_MEM(UDPC_HashMap_get(hm, 2), &temp, sizeof(int));
ASSERT_NEQ(UDPC_HashMap_remove(hm, 1), 0);
temp = 1333;
ASSERT_EQ_MEM(UDPC_HashMap_get(hm, 0), &temp, sizeof(int));
temp = 1235987;
ASSERT_EQ_MEM(UDPC_HashMap_get(hm, 2), &temp, sizeof(int));
ASSERT_EQ(UDPC_HashMap_realloc(hm, 0), 0);
ASSERT_NEQ(UDPC_HashMap_realloc(hm, 16), 0);
temp = 1333;
ASSERT_EQ_MEM(UDPC_HashMap_get(hm, 0), &temp, sizeof(int));
temp = 1235987;
ASSERT_EQ_MEM(UDPC_HashMap_get(hm, 2), &temp, sizeof(int));
UDPC_HashMap_clear(hm);
ASSERT_EQ(hm->size, 0);
ASSERT_EQ(hm->capacity, 16);
ASSERT_NEQ(UDPC_HashMap_realloc(hm, 8), 0);
ASSERT_EQ(hm->size, 0);
ASSERT_EQ(hm->capacity, 8);
for(int x = 0; x < 8; ++x)
{
temp = x * 100;
ASSERT_NEQ(UDPC_HashMap_insert(hm, x, &temp), NULL);
}
for(int x = 0; x < 8; ++x)
{
temp = x * 100;
ASSERT_EQ_MEM(UDPC_HashMap_get(hm, x), &temp, sizeof(int));
}
ASSERT_EQ(hm->capacity, 8);
temp = 800;
ASSERT_NEQ(UDPC_HashMap_insert(hm, 8, &temp), NULL);
for(int x = 0; x < 9; ++x)
{
temp = x * 100;
ASSERT_EQ_MEM(UDPC_HashMap_get(hm, x), &temp, sizeof(int));
}
ASSERT_EQ(hm->capacity, 16);
for(int x = 0; x < 9; ++x)
{
ASSERT_NEQ(UDPC_HashMap_remove(hm, x), 0);
}
ASSERT_EQ(hm->size, 0);
ASSERT_EQ(hm->capacity, 16);
// TODO DEBUG
/*
printf("Size = %d\n", hm->size);
printf("Capacity = %d\n", hm->capacity);
for(int x = 0; x < hm->capacity; ++x)
{
for(int y = 0; y * (4 + sizeof(int)) < hm->buckets[x]->size; ++y)
{
printf("Bucket%d[%d] = %d\n", x, y,
*((int*)&hm->buckets[x]->buf[y * (4 + sizeof(int)) + 4]));
}
}
for(int x = 0; x < hm->overflow->size; ++x)
{
printf("Overflow[%d] = %d\n", x,
*((int*)&hm->overflow->buf[x * (4 + sizeof(int)) + 4]));
}
*/
UDPC_HashMap_destroy(hm);
UNITTEST_REPORT(HASHMAP);
}
int main() int main()
{ {
TEST_DEQUE(); TEST_DEQUE();
TEST_ATOSTR(); TEST_ATOSTR();
TEST_HASHMAP();
return 0; return 0;
} }