add the test code for hashtable

src/inc/hash.h

@@ -16,6 +16,10 @@
 #ifndef TDENGINE_HASH_H
 #define TDENGINE_HASH_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #include "hashutil.h"
 
 #define HASH_MAX_CAPACITY (1024 * 1024 * 16)
@@ -64,11 +68,12 @@ int32_t taosNumElemsInHashTable(HashObj *pObj);
 
 char *taosGetDataFromHashTable(HashObj *pObj, const char *key, uint32_t keyLen);
 
-
 void taosCleanUpHashTable(void *handle);
 
 int32_t taosGetHashMaxOverflowLength(HashObj *pObj);
 
-int32_t taosCheckHashTable(HashObj *pObj);
+#ifdef __cplusplus
+}
+#endif
 
 #endif  // TDENGINE_HASH_H

src/util/src/hash.c

@@ -340,10 +340,6 @@ static void doAddToHashTable(HashObj *pObj, SHashNode *pNode) {
   
   pEntry->num++;
   pObj->size++;
-  
-//  char key[512] = {0};
-//  memcpy(key, pNode->key, MIN(512, pNode->keyLen));
-//  pTrace("key:%s %p add to hash table", key, pNode);
 }
 
 int32_t taosNumElemsInHashTable(HashObj *pObj) {
@@ -525,29 +521,3 @@ int32_t taosGetHashMaxOverflowLength(HashObj* pObj) {
   
   return num;
 }
-
-int32_t taosCheckHashTable(HashObj *pObj) {
-  for(int32_t i = 0; i < pObj->capacity; ++i) {
-    SHashEntry *pEntry = pObj->hashList[i];
-    
-    SHashNode* pNode = pEntry->next;
-    if (pNode != NULL) {
-      assert(pEntry == pNode->prev1);
-      int32_t num = 1;
-      
-      SHashNode* pNext = pNode->next;
-      
-      while(pNext) {
-        assert(pNext->prev == pNode);
-        
-        pNode = pNext;
-        pNext = pNext->next;
-        num ++;
-      }
-      
-      assert(num == pEntry->num);
-    }
-  }
-  
-  return 0;
-}