/*
* Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.hazelcast.transaction.impl;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.spi.impl.NodeEngineImpl;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.HazelcastTestSupport;
import com.hazelcast.test.annotation.QuickTest;
import com.hazelcast.transaction.TransactionException;
import com.hazelcast.transaction.impl.TransactionManagerServiceImpl.TxBackupLog;
import org.junit.Before;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import java.util.LinkedList;
import java.util.List;
import static com.hazelcast.transaction.impl.Transaction.State.ACTIVE;
import static com.hazelcast.transaction.impl.Transaction.State.COMMITTING;
import static com.hazelcast.transaction.impl.Transaction.State.ROLLED_BACK;
import static com.hazelcast.transaction.impl.Transaction.State.ROLLING_BACK;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
@RunWith(HazelcastParallelClassRunner.class)
@Category(QuickTest.class)
public class TransactionManagerServiceImplTest extends HazelcastTestSupport {
private TransactionManagerServiceImpl txService;
@Before
public void setup() {
HazelcastInstance hz = createHazelcastInstance();
NodeEngineImpl nodeEngine = getNodeEngineImpl(hz);
txService = new TransactionManagerServiceImpl(nodeEngine);
}
// ================= createBackupLog ===================================
@Test
public void createBackupLog_whenNotCreated() {
String callerUuid = "somecaller";
String txId = "tx1";
txService.createBackupLog(callerUuid, txId);
assertTxLogState(txId, ACTIVE);
}
@Test(expected = TransactionException.class)
public void createBackupLog_whenAlreadyExist() {
String callerUuid = "somecaller";
String txId = "tx1";
txService.createBackupLog(callerUuid, txId);
txService.createBackupLog(callerUuid, txId);
}
// ================= rollbackBackupLog ===================================
@Test(expected = TransactionException.class)
public void replicaBackupLog_whenNotExist_thenTransactionException() {
List<TransactionLogRecord> records = new LinkedList<TransactionLogRecord>();
txService.replicaBackupLog(records, "notexist", "notexist", 1, 1);
}
@Test
public void replicaBackupLog_whenExist() {
String callerUuid = "somecaller";
String txId = "tx1";
txService.createBackupLog(callerUuid, txId);
List<TransactionLogRecord> records = new LinkedList<TransactionLogRecord>();
txService.replicaBackupLog(records, callerUuid, txId, 1, 1);
assertTxLogState(txId, COMMITTING);
}
@Test(expected = TransactionException.class)
public void replicaBackupLog_whenNotActive() {
String callerUuid = "somecaller";
String txId = "tx1";
txService.createBackupLog(callerUuid, txId);
txService.txBackupLogs.get(txId).state = ROLLED_BACK;
List<TransactionLogRecord> records = new LinkedList<TransactionLogRecord>();
txService.replicaBackupLog(records, callerUuid, txId, 1, 1);
}
private void assertTxLogState(String txId, Transaction.State state) {
TxBackupLog backupLog = txService.txBackupLogs.get(txId);
assertNotNull(backupLog);
assertEquals(state, backupLog.state);
}
// ================= rollbackBackupLog ===================================
@Test
public void rollbackBackupLog_whenExist() {
String callerUuid = "somecaller";
String txId = "tx1";
txService.createBackupLog(callerUuid, txId);
txService.rollbackBackupLog(txId);
assertTxLogState(txId, ROLLING_BACK);
}
@Test
public void rollbackBackupLog_whenNotExist_thenIgnored() {
txService.rollbackBackupLog("notexist");
}
// ================= purgeBackupLog ===================================
@Test
public void purgeBackupLog_whenExist_thenRemoved() {
String callerUuid = "somecaller";
String txId = "tx1";
txService.createBackupLog(callerUuid, txId);
txService.purgeBackupLog(txId);
assertFalse(txService.txBackupLogs.containsKey(txId));
}
@Test
public void purgeBackupLog_whenNotExist_thenIgnored() {
txService.purgeBackupLog("notexist");
}
}