80 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			80 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /**
 | |
|  * Copyright (c) 2021 OceanBase
 | |
|  * OceanBase CE is licensed under Mulan PubL v2.
 | |
|  * You can use this software according to the terms and conditions of the Mulan PubL v2.
 | |
|  * You may obtain a copy of Mulan PubL v2 at:
 | |
|  *          http://license.coscl.org.cn/MulanPubL-2.0
 | |
|  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 | |
|  * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 | |
|  * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 | |
|  * See the Mulan PubL v2 for more details.
 | |
|  */
 | |
| 
 | |
| #include <gtest/gtest.h>
 | |
| #include "clog/ob_log_define.h"
 | |
| 
 | |
| namespace oceanbase {
 | |
| using namespace clog;
 | |
| using namespace common;
 | |
| namespace unittest {
 | |
| struct TestClass {
 | |
|   union {
 | |
|     int64_t tmp_val_;
 | |
|     struct {
 | |
|       common::ObRole role_;
 | |
|       int16_t state_;
 | |
|       bool is_removed_;
 | |
|     };
 | |
|   };
 | |
| 
 | |
|   int get_role_and_state() const
 | |
|   {
 | |
|     int ret = OB_SUCCESS;
 | |
|     const int64_t tmp = ATOMIC_LOAD(&tmp_val_);
 | |
|     if (tmp >> 48) {  // check is_removed_
 | |
|       ret = OB_NOT_MASTER;
 | |
|     } else if (((tmp & ((1ll << 48) - 1)) >> 32) != ACTIVE) {  // check state_
 | |
|       ret = OB_NOT_MASTER;
 | |
|     } else if ((tmp & ((1ll << 32) - 1)) != LEADER) {  // check role_
 | |
|       ret = OB_NOT_MASTER;
 | |
|     }
 | |
| 
 | |
|     const bool is_removed = static_cast<bool>(tmp >> 48);
 | |
|     const int16_t state = static_cast<int16_t>((tmp & ((1ll << 48) - 1)) >> 32);
 | |
|     const ObRole role = static_cast<ObRole>(tmp & ((1ll << 32) - 1));
 | |
|     CLOG_LOG(INFO, "info", K(is_removed), K(state), K(role));
 | |
|     return ret;
 | |
|   }
 | |
| };
 | |
| 
 | |
| TEST(test_get_role, test1)
 | |
| {
 | |
|   TestClass a;
 | |
|   a.tmp_val_ = 0;
 | |
|   a.role_ = LEADER;
 | |
|   a.state_ = ACTIVE;
 | |
|   a.is_removed_ = false;
 | |
|   EXPECT_EQ(common::OB_SUCCESS, a.get_role_and_state());
 | |
|   a.role_ = FOLLOWER;
 | |
|   EXPECT_EQ(common::OB_NOT_MASTER, a.get_role_and_state());
 | |
|   a.role_ = LEADER;
 | |
|   a.state_ = RECONFIRM;
 | |
|   EXPECT_EQ(common::OB_NOT_MASTER, a.get_role_and_state());
 | |
|   a.state_ = ACTIVE;
 | |
|   a.is_removed_ = true;
 | |
|   EXPECT_EQ(common::OB_NOT_MASTER, a.get_role_and_state());
 | |
|   a.is_removed_ = false;
 | |
|   EXPECT_EQ(common::OB_SUCCESS, a.get_role_and_state());
 | |
| }
 | |
| }  // namespace unittest
 | |
| }  // namespace oceanbase
 | |
| 
 | |
| int main(int argc, char** argv)
 | |
| {
 | |
|   OB_LOGGER.set_file_name("test_get_role.log", true);
 | |
|   OB_LOGGER.set_log_level("INFO");
 | |
|   CLOG_LOG(INFO, "begin unittest::test_get_role");
 | |
|   testing::InitGoogleTest(&argc, argv);
 | |
|   return RUN_ALL_TESTS();
 | |
| }
 | 
