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

82 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 "lib/random/ob_mysql_random.h"
#include "lib/oblog/ob_log.h"
namespace oceanbase
{
namespace common
{
class TestMysqlRandom : public ::testing::Test
{
public:
virtual void SetUp() {}
virtual void TearDown() {}
};
TEST_F(TestMysqlRandom, main_test)
{
double res_double = 0;
uint64_t res_uint = 0;
char res_buf[21];
//test static methods
ObMysqlRandom random;
ASSERT_TRUE(false == random.is_inited());
ASSERT_TRUE(0 == random.get_double());
ASSERT_TRUE(0 == random.get_uint64());
ASSERT_TRUE(OB_NOT_INIT == random.create_random_string(NULL, 21));
ASSERT_TRUE(OB_NOT_INIT == random.create_random_string(res_buf, -1));
random.init(123, 456);
ASSERT_TRUE(random.is_inited());
ASSERT_TRUE(0 != random.max_value_);
ASSERT_TRUE(0 != random.max_value_double_);
ASSERT_TRUE(OB_INVALID_ARGUMENT == random.create_random_string(NULL, 21));
ASSERT_TRUE(OB_INVALID_ARGUMENT == random.create_random_string(res_buf, -1));
ASSERT_TRUE(OB_INVALID_ARGUMENT == random.create_random_string(res_buf, 0));
for (int64_t i = 0; i < 1000; ++i) {
res_double = random.get_double();
LIB_LOG(INFO, "res_double", K(i), K(res_double));
ASSERT_TRUE(res_double > 0);
ASSERT_TRUE(res_double < 1);
}
for (int64_t i = 0; i < 1000; ++i) {
res_uint = random.get_uint64();
LIB_LOG(INFO, "res_uint", K(i), K(res_uint));
ASSERT_TRUE(res_uint > 0);
ASSERT_TRUE(res_uint < 0xFFFFFFFF);
}
for (int64_t i = 0; i < 1000; ++i) {
random.create_random_string(res_buf, 21);
LIB_LOG(INFO, "res_buf", K(i), K(res_buf));
ASSERT_TRUE(20 == strlen(res_buf));
}
}
}
}
int main(int argc, char **argv)
{
OB_LOGGER.set_log_level("INFO");
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}