mirror of https://gitee.com/bigwinds/arangodb
98 lines
2.8 KiB
C++
98 lines
2.8 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// @brief test suite for arangodb::cache::BucketState
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///
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/// @file
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///
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/// DISCLAIMER
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///
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/// Copyright 2017 ArangoDB GmbH, Cologne, Germany
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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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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Daniel H. Larkin
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/// @author Copyright 2017, ArangoDB GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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#include "Basics/Common.h"
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#include "Cache/BucketState.h"
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#include "gtest/gtest.h"
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#include <stdint.h>
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using namespace arangodb::cache;
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TEST(CacheBucketStateTest, test_lock_methods) {
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BucketState state;
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bool success;
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uint32_t outsideBucketState = 0;
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auto cb1 = [&outsideBucketState]() -> void { outsideBucketState = 1; };
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auto cb2 = [&outsideBucketState]() -> void { outsideBucketState = 2; };
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// check lock without contention
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ASSERT_TRUE(!state.isLocked());
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success = state.lock(-1, cb1);
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ASSERT_TRUE(success);
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ASSERT_TRUE(state.isLocked());
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ASSERT_TRUE(1UL == outsideBucketState);
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// check lock with contention
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success = state.lock(10LL, cb2);
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ASSERT_TRUE(!success);
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ASSERT_TRUE(state.isLocked());
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ASSERT_TRUE(1UL == outsideBucketState);
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// check unlock
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state.unlock();
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ASSERT_TRUE(!state.isLocked());
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}
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TEST(CacheBucketStateTest, test_methods_for_nonlock_flags) {
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BucketState state;
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bool success;
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success = state.lock();
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ASSERT_TRUE(success);
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ASSERT_TRUE(!state.isSet(BucketState::Flag::migrated));
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state.unlock();
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success = state.lock();
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ASSERT_TRUE(success);
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ASSERT_TRUE(!state.isSet(BucketState::Flag::migrated));
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state.toggleFlag(BucketState::Flag::migrated);
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ASSERT_TRUE(state.isSet(BucketState::Flag::migrated));
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state.unlock();
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success = state.lock();
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ASSERT_TRUE(success);
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ASSERT_TRUE(state.isSet(BucketState::Flag::migrated));
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state.unlock();
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success = state.lock();
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ASSERT_TRUE(success);
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ASSERT_TRUE(state.isSet(BucketState::Flag::migrated));
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state.toggleFlag(BucketState::Flag::migrated);
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ASSERT_TRUE(!state.isSet(BucketState::Flag::migrated));
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state.unlock();
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success = state.lock();
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ASSERT_TRUE(success);
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ASSERT_TRUE(!state.isSet(BucketState::Flag::migrated));
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state.unlock();
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}
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