434 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			434 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /**
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|  * Copyright (c) 2021 OceanBase
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|  * OceanBase CE is licensed under Mulan PubL v2.
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|  * You can use this software according to the terms and conditions of the Mulan PubL v2.
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|  * You may obtain a copy of Mulan PubL v2 at:
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|  *          http://license.coscl.org.cn/MulanPubL-2.0
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|  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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|  * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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|  * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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|  * See the Mulan PubL v2 for more details.
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|  */
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| 
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| #include <pthread.h>
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| #include <stdio.h>
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| #include <string.h>
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| #include <time.h>
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| #include <sys/time.h>
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| #include <unistd.h>
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| #include "lib/hash/ob_hashmap.h"
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| #include "lib/hash/ob_hashutils.h"
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| #include "lib/allocator/ob_malloc.h"
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| 
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| #include "gtest/gtest.h"
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| 
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| using namespace oceanbase;
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| using namespace common;
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| using namespace hash;
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| 
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| uint32_t gHashItemNum = 128;
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| typedef uint64_t HashKey;
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| typedef uint64_t HashValue;
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| 
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| class CallBack
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| {
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|   public:
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|     void operator () (HashMapPair<HashKey, HashValue> &v)
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|     {
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|       v.second = v_;
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|     };
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|     void set_v(HashValue v)
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|     {
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|       v_ = v;
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|     };
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|   private:
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|     HashValue v_;
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| };
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| 
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| class Predicate
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| {
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|   public:
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|     bool operator () (HashMapPair<HashKey, HashValue> &v)
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|     {
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|       return v.second >= min_value_;
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|     };
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|     void set_min_value(HashValue v)
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|     {
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|       min_value_ = v;
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|     };
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|   private:
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|     HashValue min_value_;
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| };
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| 
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| 
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| TEST(TestObHashMap, create)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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|   // invalid parameters
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|   EXPECT_EQ(OB_INVALID_ARGUMENT, hm.create(0, ObModIds::OB_HASH_BUCKET));
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|   // normal create
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|   EXPECT_EQ(0, hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET));
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|   // duplicated create
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|   EXPECT_EQ(OB_INIT_TWICE, hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET));
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| }
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| 
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| TEST(TestObHashMap, set)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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|   uint64_t key[4] = {1, 2, 1, 1 + static_cast<uint64_t> (cal_next_prime(gHashItemNum))};
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|   uint64_t value[4] = {100, 200, 300, 301};
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| 
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|   // no create
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|   EXPECT_EQ(OB_NOT_INIT, hm.set_refactored(key[0], value[0], 0));
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| 
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|   hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET);
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|   // normal insert 
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|   EXPECT_EQ(OB_SUCCESS, hm.set_refactored(key[0], value[0], 0));
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|   // insert different bucket keys
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|   EXPECT_EQ(OB_SUCCESS, hm.set_refactored(key[1], value[1], 0));
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|   // insert common bucket keys
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|   EXPECT_EQ(OB_SUCCESS, hm.set_refactored(key[3], value[3], 0));
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|   // key exists but doesnt cover
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|   EXPECT_EQ(OB_HASH_EXIST, hm.set_refactored(key[2], value[2], 0));
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|   EXPECT_EQ(3, hm.size());
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|   // key exists and covers
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|   EXPECT_EQ(OB_SUCCESS, hm.set_refactored(key[2], value[2], 1));
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|   EXPECT_EQ(3, hm.size());
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| }
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| 
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| TEST(TestObHashMap, get)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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|   uint64_t key[4] = {1, 2, 1, 1 + static_cast<uint64_t> (cal_next_prime(gHashItemNum))};
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|   uint64_t value[4] = {100, 200, 300, 301};
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|   HashValue value_tmp;
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| 
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|   // no create
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|   EXPECT_EQ(OB_NOT_INIT, hm.get_refactored(key[0], value_tmp));
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| 
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|   hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET);
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|   // query existing data
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|   hm.set_refactored(key[0], value[0], 0);
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|   hm.set_refactored(key[1], value[1], 0);
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|   hm.set_refactored(key[3], value[3], 0);
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|   EXPECT_EQ(OB_SUCCESS, hm.get_refactored(key[0], value_tmp));
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|   EXPECT_EQ(value[0], value_tmp);
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|   EXPECT_EQ(OB_SUCCESS, hm.get_refactored(key[1], value_tmp));
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|   EXPECT_EQ(value[1], value_tmp);
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|   EXPECT_EQ(OB_SUCCESS, hm.get_refactored(key[3], value_tmp));
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|   EXPECT_EQ(value[3], value_tmp);
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|   // query updated data
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|   hm.set_refactored(key[0], value[2], 1);
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|   EXPECT_EQ(OB_SUCCESS, hm.get_refactored(key[0], value_tmp));
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|   EXPECT_EQ(value[2], value_tmp);
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|   // query not existing data
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|   EXPECT_EQ(OB_HASH_NOT_EXIST, hm.get_refactored(-1, value_tmp));
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| }
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| 
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| TEST(TestObHashMap, erase)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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|   uint64_t key[4] = {1, 2, 1, 1 + static_cast<uint64_t> (cal_next_prime(gHashItemNum))};
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|   uint64_t value[4] = {100, 200, 300, 301};
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| 
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|   // no create
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|   EXPECT_EQ(OB_NOT_INIT, hm.erase_refactored(key[0]));
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| 
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|   hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET);
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|   // delete existing data
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|   hm.set_refactored(key[0], value[0], 0);
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|   hm.set_refactored(key[1], value[1], 0);
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|   hm.set_refactored(key[3], value[3], 0);
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|   EXPECT_EQ(OB_SUCCESS, hm.erase_refactored(key[0]));
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|   EXPECT_EQ(OB_SUCCESS, hm.erase_refactored(key[1]));
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|   uint64_t value_ret = 0;
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|   EXPECT_EQ(OB_SUCCESS, hm.erase_refactored(key[3], &value_ret));
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|   EXPECT_EQ(value[3], value_ret);
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|   EXPECT_EQ(0, hm.size());
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|   // delete not existing data
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|   EXPECT_EQ(OB_HASH_NOT_EXIST, hm.erase_refactored(-1));
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| }
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| 
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| TEST(TestObHashMap, clear)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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|   uint64_t key[4] = {1, 2, 1, 1 + static_cast<uint64_t> (cal_next_prime(gHashItemNum))};
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|   uint64_t value[4] = {100, 200, 300, 301};
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| 
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|   // no create
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|   EXPECT_EQ(OB_NOT_INIT, hm.clear());
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|   hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET);
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|   EXPECT_EQ(0, hm.clear());
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|   hm.set_refactored(key[0], value[0], 0);
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|   hm.set_refactored(key[1], value[1], 0);
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|   hm.set_refactored(key[3], value[3], 0);
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|   EXPECT_EQ(3, hm.size());
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|   EXPECT_EQ(0, hm.clear());
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|   EXPECT_EQ(0, hm.size());
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| }
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| 
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| TEST(TestObHashMap, destroy)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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| 
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|   // no create
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|   EXPECT_EQ(0, hm.destroy());
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|   hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET);
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|   EXPECT_EQ(0, hm.destroy());
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|   EXPECT_EQ(0, hm.create(gHashItemNum, ObModIds::OB_HASH_BUCKET));
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| }
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| 
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| TEST(TestObHashMap, iterator)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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|   const ObHashMap<HashKey, HashValue>& chm = hm;
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|   ObHashMap<HashKey, HashValue>::iterator iter;
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|   ObHashMap<HashKey, HashValue>::const_iterator citer;
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| 
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|   // no create
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|   EXPECT_EQ(true, hm.begin() == hm.end());
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|   iter = hm.begin();
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|   citer = chm.begin();
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|   EXPECT_EQ(true, iter == hm.end());
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|   EXPECT_EQ(true, citer == chm.end());
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|   EXPECT_EQ(true, (++iter) == hm.end());
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|   EXPECT_EQ(true, (++citer) == chm.end());
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| 
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|   // no data
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|   hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET);
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|   EXPECT_EQ(true, hm.begin() == hm.end());
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|   iter = hm.begin();
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|   citer = hm.begin();
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|   EXPECT_EQ(true, iter == hm.end());
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|   EXPECT_EQ(true, citer == hm.end());
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|   EXPECT_EQ(true, (++iter) == hm.end());
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|   EXPECT_EQ(true, (++citer) == hm.end());
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| 
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|   uint64_t key[4] = {1, 2, 5, 5 + static_cast<uint64_t> (cal_next_prime(gHashItemNum))};
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|   uint64_t value[4] = {100, 200, 500, 501};
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|   for (int32_t i = 3; i >= 0; i--)
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|   {
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|     hm.set_refactored(key[i], value[i], 0);
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|   }
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|   iter = hm.begin();
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|   citer = chm.begin();
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|   for (uint32_t i = 0; iter != hm.end(); iter++, i++)
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|   {
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|     EXPECT_EQ(value[i], iter->second);
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|   }
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|   for (uint32_t i = 0; citer != chm.end(); citer++, i++)
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|   {
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|     EXPECT_EQ(value[i], citer->second);
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|   }
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| }
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| 
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| TEST(TestObHashMap, serialization)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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|   SimpleArchive arw, arr;
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|   arw.init("./hash.data", SimpleArchive::FILE_OPEN_WFLAG);
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|   arr.init("./hash.data", SimpleArchive::FILE_OPEN_RFLAG);
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|   SimpleArchive arw_nil, arr_nil;
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| 
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|   // no create
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|   EXPECT_EQ(OB_NOT_INIT, hm.serialization(arw));
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|   hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET);
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|   // no data
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|   EXPECT_EQ(0, hm.serialization(arw));
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|   EXPECT_EQ(0, hm.deserialization(arr));
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| 
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|   uint64_t key[4] = {1, 2, 1, 1 + static_cast<uint64_t> (cal_next_prime(gHashItemNum))};
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|   uint64_t value[4] = {100, 200, 300, 301};
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|   for (uint32_t i = 0; i < 4; i++)
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|   {
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|     hm.set_refactored(key[i], value[i], 0);
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|   }
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|   EXPECT_NE(OB_SUCCESS, hm.serialization(arw_nil));
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| 
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|   arw.destroy();
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|   arr.destroy();
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|   arw.init("./hash.data", SimpleArchive::FILE_OPEN_WFLAG);
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|   arr.init("./hash.data", SimpleArchive::FILE_OPEN_RFLAG);
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|   EXPECT_EQ(0, hm.serialization(arw));
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|   hm.destroy();
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|   EXPECT_EQ(0, hm.deserialization(arr));
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|   EXPECT_NE(OB_SUCCESS, hm.deserialization(arr));
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|   EXPECT_EQ(3, hm.size());
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| 
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|   arr_nil.init("./hash.data.nil", SimpleArchive::FILE_OPEN_RFLAG);
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|   EXPECT_NE(OB_SUCCESS, hm.deserialization(arr_nil));
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| 
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|   remove("./hash.data");
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|   remove("./hash.data.nil");
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| }
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| 
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| TEST(TestObHashMap, atomic)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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|   uint64_t key = 1;
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|   uint64_t value = 100;
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|   uint64_t value_update = 3000;
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|   CallBack callback;
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|   callback.set_v(value_update);
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|   HashValue value_tmp;
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| 
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|   //no create
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|   EXPECT_EQ(OB_NOT_INIT, hm.atomic_refactored(key, callback));
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| 
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|   hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET);
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| 
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|   hm.set_refactored(key, value, 0);
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|   EXPECT_EQ(OB_SUCCESS, hm.get_refactored(key, value_tmp));
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|   EXPECT_EQ(value, value_tmp);
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| 
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|   EXPECT_EQ(OB_SUCCESS, hm.atomic_refactored(key, callback));
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|   EXPECT_EQ(OB_SUCCESS, hm.get_refactored(key, value_tmp));
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|   EXPECT_EQ(value_update, value_tmp);
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| 
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|   EXPECT_EQ(OB_HASH_NOT_EXIST, hm.atomic_refactored(key + 1, callback));
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|   EXPECT_EQ(OB_SUCCESS, hm.get_refactored(key, value_tmp));
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|   EXPECT_EQ(value_update, value_tmp);
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| }
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| 
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| TEST(TestObHashMap, set_or_update)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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|   uint64_t key = 1;
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|   uint64_t value = 100;
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|   CallBack callback;
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|   HashValue value_tmp;
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| 
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|   // 没有create
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|   EXPECT_EQ(OB_NOT_INIT, hm.set_or_update(key, value, callback));
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|   hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET);
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| 
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|   callback.set_v(value);
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|   EXPECT_EQ(OB_HASH_NOT_EXIST, hm.get_refactored(key, value_tmp));
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|   EXPECT_EQ(OB_SUCCESS, hm.set_or_update(key, value, callback));
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|   EXPECT_EQ(OB_SUCCESS, hm.get_refactored(key, value_tmp));
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|   EXPECT_EQ(value, value_tmp);
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| 
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|   uint64_t value_update = 3000;
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|   callback.set_v(value_update);
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|   EXPECT_EQ(OB_SUCCESS, hm.set_or_update(key, value, callback));
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|   EXPECT_EQ(OB_SUCCESS, hm.get_refactored(key, value_tmp));
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|   EXPECT_EQ(value_update, value_tmp);
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| }
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| 
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| TEST(TestObHashMap, erase_if)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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|   uint64_t key = 1;
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|   uint64_t value = 100;
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|   Predicate pred;
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|   HashValue value_tmp;
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|   bool is_erased = true;
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| 
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|   // 没有create
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|   EXPECT_EQ(OB_NOT_INIT, hm.erase_if(key, pred, is_erased));
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|   hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET);
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| 
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|   pred.set_min_value(value + 1);
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|   EXPECT_EQ(OB_HASH_NOT_EXIST, hm.get_refactored(key, value_tmp));
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|   EXPECT_EQ(OB_SUCCESS, hm.set_refactored(key, value));
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|   EXPECT_EQ(OB_SUCCESS, hm.erase_if(key, pred, is_erased, &value_tmp));
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|   EXPECT_EQ(false, is_erased);
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|   EXPECT_EQ(OB_SUCCESS, hm.get_refactored(key, value_tmp));
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|   EXPECT_EQ(value, value_tmp);
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| 
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|   pred.set_min_value(value);
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|   value_tmp = 0;
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|   EXPECT_EQ(OB_SUCCESS, hm.erase_if(key, pred, is_erased, &value_tmp));
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|   EXPECT_EQ(true, is_erased);
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|   EXPECT_EQ(value, value_tmp);
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|   EXPECT_EQ(OB_HASH_NOT_EXIST, hm.get_refactored(key, value_tmp));
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| }
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| 
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| struct GAllocator
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| {
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|   void *alloc(const int64_t sz)
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|   {
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|     fprintf(stdout, "::malloc\n");
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|     return ::malloc(sz);
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|   }
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|   void free(void *p)
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|   {
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|     fprintf(stdout, "::free\n");
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|     ::free(p);
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|   }
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|   void clear() {};
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|   void set_attr(const ObMemAttr &attr) {UNUSED(attr);};
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|   void set_label(const lib::ObLabel &label) {UNUSED(label);};
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| };
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| 
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| template <class T>
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| class GAllocBigArray : public BigArrayTemp<T, GAllocator>
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| {
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| };
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| 
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| TEST(TestObHashMap, use_gallocator)
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| {
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|   ObHashMap<HashKey,
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|             HashValue,
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|             ReadWriteDefendMode,
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|             hash_func<HashKey>,
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|             equal_to<HashKey>,
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|             SimpleAllocer<HashMapTypes<HashKey, HashValue>::AllocType, 1024, SpinMutexDefendMode, GAllocator>,
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|             GAllocBigArray> hm;
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| 
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|   uint64_t key[4] = {1, 2, 1, 1 + static_cast<uint64_t> (cal_next_prime(gHashItemNum))};
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|   uint64_t value[4] = {100, 200, 300, 301};
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| 
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|   // no create
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|   EXPECT_EQ(OB_NOT_INIT, hm.set_refactored(key[0], value[0], 0));
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| 
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|   hm.create(cal_next_prime(gHashItemNum), ObModIds::OB_HASH_BUCKET);
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|   // normal insert
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|   EXPECT_EQ(OB_SUCCESS, hm.set_refactored(key[0], value[0], 0));
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|   // insert different bucket keys
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|   EXPECT_EQ(OB_SUCCESS, hm.set_refactored(key[1], value[1], 0));
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|   // insert common bucket keys
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|   EXPECT_EQ(OB_SUCCESS, hm.set_refactored(key[3], value[3], 0));
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|   // key exists but does not cover
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|   EXPECT_EQ(OB_HASH_EXIST, hm.set_refactored(key[2], value[2], 0));
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|   // key exists and covers
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|   EXPECT_EQ(OB_SUCCESS, hm.set_refactored(key[2], value[2], 1));
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| }
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| 
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| TEST(TestObHashMap, buckect_iterator)
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| {
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|   ObHashMap<HashKey, HashValue> hm;
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|   ObHashMap<HashKey, HashValue> hm2;
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| 
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|   hm.create(64, ObModIds::OB_HASH_BUCKET);
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|   hm2.create(64, ObModIds::OB_HASH_BUCKET);
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|   int i = 1024;
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|   while (i--) {
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|     EXPECT_EQ(OB_SUCCESS, hm.set_refactored(i, i, 0));
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|     EXPECT_EQ(OB_SUCCESS, hm2.set_refactored(i, i, 0));
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|   }
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|   EXPECT_EQ(hm.size(), hm2.size());
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|   EXPECT_NE(0, hm2.size());
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|   using hashtable = std::remove_reference<decltype(hm)>::type::hashtable;
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|   auto bucket_it = hm.bucket_begin();
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|   while (bucket_it != hm.bucket_end()) {
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|     hashtable::bucket_lock_cond blc(*bucket_it);
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|     hashtable::readlocker locker(blc.lock());
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|     hashtable::hashbucket::const_iterator node_it = bucket_it->node_begin();
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|     while (node_it != bucket_it->node_end()) {
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|       HashValue value_tmp;
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|       EXPECT_EQ(OB_SUCCESS, hm2.erase_refactored(node_it->first, &value_tmp));
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|       EXPECT_EQ(value_tmp, node_it->second);
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|       node_it++;
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|     }
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|     bucket_it++;
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|   }
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|   EXPECT_EQ(0, hm2.size());
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| }
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| 
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| int main(int argc, char **argv)
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| {
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|   testing::InitGoogleTest(&argc,argv);
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|   return RUN_ALL_TESTS();
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| }
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