oceanbase/unittest/clog/test_get_role.cpp
oceanbase-admin cea7de1475 init push
2021-05-31 22:56:52 +08:00

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();
}