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oceanbase-admin
2021-05-31 22:56:52 +08:00
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deps/oblib/unittest/lib/atomic/test_atomic_reference.cpp vendored Normal file
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/**
* 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>
#define private public
#include "lib/atomic/ob_atomic_reference.h"
#include "lib/ob_define.h"
namespace oceanbase {
namespace common {
TEST(ObAtomicReference, normal)
{
int ret = OB_SUCCESS;
uint32_t ref_cnt = 0;
ObAtomicReference atomic_ref;
// test overflow
atomic_ref.atomic_num_.ref = UINT32_MAX;
ret = atomic_ref.inc_ref_cnt();
ASSERT_NE(OB_SUCCESS, ret);
ret = atomic_ref.check_seq_num_and_inc_ref_cnt(0);
ASSERT_NE(OB_SUCCESS, ret);
ret = atomic_ref.check_and_inc_ref_cnt();
ASSERT_NE(OB_SUCCESS, ret);
// test 0
atomic_ref.reset();
ret = atomic_ref.dec_ref_cnt_and_inc_seq_num(ref_cnt);
ASSERT_NE(OB_SUCCESS, ret);
ret = atomic_ref.check_and_inc_ref_cnt();
ASSERT_NE(OB_SUCCESS, ret);
ret = atomic_ref.check_seq_num_and_inc_ref_cnt(1);
ASSERT_NE(OB_SUCCESS, ret);
// test normal
ret = atomic_ref.inc_ref_cnt();
ASSERT_EQ(OB_SUCCESS, ret);
ret = atomic_ref.check_and_inc_ref_cnt();
ASSERT_EQ(OB_SUCCESS, ret);
ret = atomic_ref.check_seq_num_and_inc_ref_cnt(0);
ASSERT_EQ(OB_SUCCESS, ret);
ret = atomic_ref.dec_ref_cnt_and_inc_seq_num(ref_cnt);
ASSERT_EQ(OB_SUCCESS, ret);
ret = atomic_ref.dec_ref_cnt_and_inc_seq_num(ref_cnt);
ASSERT_EQ(OB_SUCCESS, ret);
ret = atomic_ref.dec_ref_cnt_and_inc_seq_num(ref_cnt);
ASSERT_EQ(OB_SUCCESS, ret);
ASSERT_EQ(1U, atomic_ref.get_seq_num());
}
} // namespace common
} // namespace oceanbase
int main(int argc, char** argv)
{
oceanbase::common::ObLogger::get_logger().set_log_level("INFO");
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}