forked from caoXF/curve
106 lines
2.7 KiB
C++
106 lines
2.7 KiB
C++
/*
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* Copyright (c) 2020 NetEase Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* Project: curve
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* Created Date: Fri Aug 09 2019
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* Author: xuchaojie
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*/
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#include <gtest/gtest.h>
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#include <random>
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#include "src/common/concurrent/name_lock.h"
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namespace curve {
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namespace common {
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TEST(TestNameLock, TestNameLockBasic) {
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NameLock lock1, lock2, lock3;
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// lock测试
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lock1.Lock("str1");
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// 同锁不同str可lock不死锁
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lock1.Lock("str2");
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// 不同锁同str可lock不死锁
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lock2.Lock("str1");
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// 同锁同str TryLock失败
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ASSERT_FALSE(lock1.TryLock("str1"));
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// 同锁不同str TryLock成功
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ASSERT_TRUE(lock1.TryLock("str3"));
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// 不同锁同str TryLock成功
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ASSERT_TRUE(lock3.TryLock("str1"));
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// unlock测试
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lock1.Unlock("str1");
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lock1.Unlock("str2");
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lock1.Unlock("str3");
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lock2.Unlock("str1");
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lock3.Unlock("str1");
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// 未锁unlock ok
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lock2.Unlock("str2");
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}
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TEST(TestNameLock, TestNameLockGuardBasic) {
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NameLock lock1, lock2;
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{
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NameLockGuard guard1(lock1, "str1");
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NameLockGuard guard2(lock1, "str2");
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NameLockGuard guard3(lock2, "str1");
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// 作用域内加锁成功，不可再加锁
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ASSERT_FALSE(lock1.TryLock("str1"));
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ASSERT_FALSE(lock1.TryLock("str2"));
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ASSERT_FALSE(lock2.TryLock("str1"));
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}
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// 作用域外自动解锁，可再加锁
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ASSERT_TRUE(lock1.TryLock("str1"));
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ASSERT_TRUE(lock1.TryLock("str2"));
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ASSERT_TRUE(lock2.TryLock("str1"));
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lock1.Unlock("str1");
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lock1.Unlock("str2");
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lock2.Unlock("str1");
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}
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TEST(TestNameLock, TestNameLockConcurrent) {
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NameLock lock1;
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auto worker = [&] (const std::string &str) {
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for (int i = 0; i < 10000; i++) {
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NameLockGuard guard(lock1, str);
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}
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};
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std::vector<Thread> threadpool;
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for (auto &t : threadpool) {
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std::string str1 = "aaaa";
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std::string str2 = "bbbb";
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std::srand(std::time(nullptr));
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std::string rstr = (std::rand() / 2) ? str1 : str2;
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t = Thread(worker, rstr);
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}
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for (auto &t : threadpool) {
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t.join();
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}
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}
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} // namespace common
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} // namespace curve
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