mirror of https://gitee.com/bigwinds/arangodb
98 lines
3.2 KiB
C++
98 lines
3.2 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2019 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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#include "Basics/Common.h"
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#include "gtest/gtest.h"
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#include <chrono>
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#include <condition_variable>
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#include <mutex>
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#include <thread>
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#include "ApplicationFeatures/ApplicationServer.h"
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#include "Transaction/Manager.h"
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#include "Transaction/ManagerFeature.h"
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using namespace arangodb;
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// -----------------------------------------------------------------------------
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// --SECTION-- test suite
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// -----------------------------------------------------------------------------
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/// @brief test RocksDBTransactionManager
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/// @brief simple non-overlapping
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TEST(RocksDBTransactionManager, test_non_overlapping) {
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application_features::ApplicationServer server{nullptr, nullptr};
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transaction::ManagerFeature feature(server);
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transaction::Manager tm(feature, false);
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EXPECT_EQ(tm.getActiveTransactionCount(), 0);
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EXPECT_TRUE(tm.holdTransactions(500) );
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tm.releaseTransactions();
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tm.registerTransaction((TRI_voc_tid_t)1, std::unique_ptr<TransactionData>(), false);
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EXPECT_EQ(tm.getActiveTransactionCount(), 1);
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tm.unregisterTransaction((TRI_voc_tid_t)1, false, false);
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EXPECT_EQ(tm.getActiveTransactionCount(), 0);
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EXPECT_TRUE(tm.holdTransactions(500) );
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tm.releaseTransactions();
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}
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/// @brief simple non-overlapping
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TEST(RocksDBTransactionManager, test_overlapping) {
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application_features::ApplicationServer server{nullptr, nullptr};
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transaction::ManagerFeature feature(server);
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transaction::Manager tm(feature, false);
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std::chrono::milliseconds five(5);
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std::mutex mu;
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std::condition_variable cv;
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EXPECT_EQ(tm.getActiveTransactionCount(), 0);
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EXPECT_TRUE(tm.holdTransactions(500) );
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std::unique_lock<std::mutex> lock(mu);
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auto getReadLock = [&] () -> void {
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{
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std::unique_lock<std::mutex> innerLock(mu);
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cv.notify_all();
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}
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tm.registerTransaction((TRI_voc_tid_t)1, std::unique_ptr<TransactionData>(), false);
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EXPECT_EQ(tm.getActiveTransactionCount(), 1);
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};
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std::thread reader(getReadLock);
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cv.wait(lock);
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EXPECT_EQ(tm.getActiveTransactionCount(), 0);
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std::this_thread::sleep_for(five);
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EXPECT_EQ(tm.getActiveTransactionCount(), 0);
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tm.releaseTransactions();
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reader.join();
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EXPECT_EQ(tm.getActiveTransactionCount(), 1);
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tm.unregisterTransaction((TRI_voc_tid_t)1, false, false);
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EXPECT_EQ(tm.getActiveTransactionCount(), 0);
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}
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