oceanbase/deps/oblib/unittest/lib/time/test_ob_time_utility.cpp
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

75 lines
2.0 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 "lib/ob_define.h"
#include <sys/time.h>
#include "lib/time/ob_time_utility.h"
namespace oceanbase
{
namespace common
{
TEST(TestCurrentTime, common)
{
int64_t t1 = ObTimeUtility::current_time();
usleep(10);
int64_t t2 = ObTimeUtility::current_time();
usleep(10);
int64_t t3 = ObTimeUtility::current_time();
ASSERT_EQ(true, t1 > 0 && t2 > 0 && t3 > 0);
ASSERT_EQ(true, t2 > t1);
ASSERT_EQ(true, t3 > t2);
}
TEST(TestCurrentMonotonicTime, common)
{
int64_t t1 = ObTimeUtility::current_monotonic_time();
usleep(10);
int64_t t2 = ObTimeUtility::current_monotonic_time();
usleep(10);
int64_t t3 = ObTimeUtility::current_monotonic_time();
ASSERT_EQ(true, t1 > 0 && t2 > 0 && t3 > 0);
ASSERT_EQ(true, t2 > t1);
ASSERT_EQ(true, t3 > t2);
// monotic can not go back, get and verify repeatedly.
int64_t cur_ts = ObTimeUtility::current_monotonic_time();
for (int i = 0; i < 10000; i++) {
usleep(10);
int64_t tmp_ts = ObTimeUtility::current_monotonic_time();
ASSERT_EQ(true, tmp_ts > cur_ts);
cur_ts = tmp_ts;
}
}
TEST(TestCurrentTimeCoarse, common)
{
int64_t t1 = ObTimeUtility::current_time_coarse();
usleep(10);
int64_t t2 = ObTimeUtility::current_time_coarse();
usleep(10);
int64_t t3 = ObTimeUtility::current_time_coarse();
ASSERT_EQ(true, t1 > 0 && t2 > 0 && t3 > 0);
ASSERT_EQ(true, t2 > t1);
ASSERT_EQ(true, t3 > t2);
}
}//common
}//oceanbase
int main(int argc, char **argv)
{
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}