61 lines
1.4 KiB
C++
61 lines
1.4 KiB
C++
/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#include <gtest/gtest.h>
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#include "lib/random/ob_random.h"
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namespace oceanbase
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{
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namespace common
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{
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TEST(ObRandom, normal)
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{
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int64_t res = 0;
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//test static methods
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res = ObRandom::rand(10, 10);
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ASSERT_EQ(10, res);
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res = ObRandom::rand(0, 100);
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ASSERT_TRUE(res <= 100 && res >= 0);
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res = ObRandom::rand(-1, -2);
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ASSERT_TRUE(res >= -2 && res <= -1);
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res = ObRandom::rand(10, 1);
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ASSERT_TRUE(res >= 1 && res <= 10);
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//test int64_t random number
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ObRandom rand1;
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res = rand1.get();
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res = rand1.get(10, 10);
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ASSERT_EQ(10, res);
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res = rand1.get(0, 100);
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ASSERT_TRUE(res <= 100 && res >= 0);
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res = rand1.get(-1, -2);
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ASSERT_TRUE(res >= -2 && res <= -1);
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res = rand1.get(10, 1);
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ASSERT_TRUE(res >= 1 && res <= 10);
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//test int32_t random number
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res = rand1.get_int32();
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}
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}
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}
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int main(int argc, char **argv)
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{
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testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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