/*
* 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.nio.Address;
import com.hazelcast.spi.NodeEngine;
import com.hazelcast.spi.Operation;
import com.hazelcast.spi.OperationService;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.annotation.ParallelTest;
import com.hazelcast.test.annotation.QuickTest;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import java.net.InetAddress;
import static java.util.Arrays.asList;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
@RunWith(HazelcastParallelClassRunner.class)
@Category({QuickTest.class, ParallelTest.class})
public class TransactionLogTest {
@Test
public void add_whenKeyAware() {
TransactionLog log = new TransactionLog();
TransactionLogRecord record = mock(TransactionLogRecord.class);
String key = "foo";
when(record.getKey()).thenReturn(key);
log.add(record);
assertSame(record, log.get(key));
assertEquals(1, log.size());
}
@Test
public void add_whenNotKeyAware() {
TransactionLog log = new TransactionLog();
TransactionLogRecord record = mock(TransactionLogRecord.class);
log.add(record);
assertEquals(1, log.size());
assertEquals(asList(record), log.getRecordList());
}
@Test
public void add_whenOverwrite() {
TransactionLog log = new TransactionLog();
String key = "foo";
// first we insert the old record
TransactionLogRecord oldRecord = mock(TransactionLogRecord.class);
when(oldRecord.getKey()).thenReturn(key);
log.add(oldRecord);
// then we insert the old record
TransactionLogRecord newRecord = mock(TransactionLogRecord.class);
when(newRecord.getKey()).thenReturn(key);
log.add(newRecord);
assertSame(newRecord, log.get(key));
assertEquals(1, log.size());
}
@Test
public void remove_whenNotExist_thenCallIgnored() {
TransactionLog log = new TransactionLog();
log.remove("not exist");
}
@Test
public void remove_whenExist_thenRemoved() {
TransactionLog log = new TransactionLog();
TransactionLogRecord record = mock(TransactionLogRecord.class);
String key = "foo";
when(record.getKey()).thenReturn(key);
log.add(record);
log.remove(key);
assertNull(log.get(key));
}
@Test
public void prepare_partitionSpecificRecord() throws Exception {
OperationService operationService = mock(OperationService.class);
NodeEngine nodeEngine = mock(NodeEngine.class);
when(nodeEngine.getOperationService()).thenReturn(operationService);
TransactionLog log = new TransactionLog();
TransactionLogRecord partitionRecord = mock(TransactionLogRecord.class);
Operation partitionOperation = new DummyPartitionOperation();
when(partitionRecord.newPrepareOperation()).thenReturn(partitionOperation);
log.add(partitionRecord);
log.prepare(nodeEngine);
verify(operationService, times(1))
.invokeOnPartition(partitionOperation.getServiceName(), partitionOperation,
partitionOperation.getPartitionId());
}
@Test
public void rollback_partitionSpecificRecord() throws Exception {
OperationService operationService = mock(OperationService.class);
NodeEngine nodeEngine = mock(NodeEngine.class);
when(nodeEngine.getOperationService()).thenReturn(operationService);
TransactionLog log = new TransactionLog();
TransactionLogRecord partitionRecord = mock(TransactionLogRecord.class);
Operation partitionOperation = new DummyPartitionOperation();
when(partitionRecord.newRollbackOperation()).thenReturn(partitionOperation);
log.add(partitionRecord);
log.rollback(nodeEngine);
verify(operationService, times(1))
.invokeOnPartition(partitionOperation.getServiceName(),
partitionOperation, partitionOperation.getPartitionId());
}
@Test
public void commit_partitionSpecificRecord() throws Exception {
OperationService operationService = mock(OperationService.class);
NodeEngine nodeEngine = mock(NodeEngine.class);
when(nodeEngine.getOperationService()).thenReturn(operationService);
TransactionLog log = new TransactionLog();
TransactionLogRecord partitionRecord = mock(TransactionLogRecord.class);
Operation partitionOperation = new DummyPartitionOperation();
when(partitionRecord.newCommitOperation()).thenReturn(partitionOperation);
log.add(partitionRecord);
log.commit(nodeEngine);
verify(operationService, times(1))
.invokeOnPartition(partitionOperation.getServiceName(), partitionOperation,
partitionOperation.getPartitionId());
}
@Test
public void prepare_targetAwareRecord() throws Exception {
OperationService operationService = mock(OperationService.class);
NodeEngine nodeEngine = mock(NodeEngine.class);
when(nodeEngine.getOperationService()).thenReturn(operationService);
TransactionLog log = new TransactionLog();
Address target = new Address(InetAddress.getLocalHost(), 5000);
TargetAwareTransactionLogRecord targetRecord = mock(TargetAwareTransactionLogRecord.class);
when(targetRecord.getTarget()).thenReturn(target);
DummyTargetOperation targetOperation = new DummyTargetOperation();
when(targetRecord.newPrepareOperation()).thenReturn(targetOperation);
log.add(targetRecord);
log.prepare(nodeEngine);
verify(operationService, times(1))
.invokeOnTarget(targetOperation.getServiceName(), targetOperation, target);
}
@Test
public void rollback_targetAwareRecord() throws Exception {
OperationService operationService = mock(OperationService.class);
NodeEngine nodeEngine = mock(NodeEngine.class);
when(nodeEngine.getOperationService()).thenReturn(operationService);
TransactionLog log = new TransactionLog();
Address target = new Address(InetAddress.getLocalHost(), 5000);
TargetAwareTransactionLogRecord targetRecord = mock(TargetAwareTransactionLogRecord.class);
when(targetRecord.getTarget()).thenReturn(target);
DummyTargetOperation targetOperation = new DummyTargetOperation();
when(targetRecord.newRollbackOperation()).thenReturn(targetOperation);
log.add(targetRecord);
log.rollback(nodeEngine);
verify(operationService, times(1))
.invokeOnTarget(targetOperation.getServiceName(), targetOperation, target);
}
@Test
public void commit_targetAwareRecord() throws Exception {
OperationService operationService = mock(OperationService.class);
NodeEngine nodeEngine = mock(NodeEngine.class);
when(nodeEngine.getOperationService()).thenReturn(operationService);
TransactionLog log = new TransactionLog();
Address target = new Address(InetAddress.getLocalHost(), 5000);
TargetAwareTransactionLogRecord targetRecord = mock(TargetAwareTransactionLogRecord.class);
when(targetRecord.getTarget()).thenReturn(target);
DummyTargetOperation targetOperation = new DummyTargetOperation();
when(targetRecord.newCommitOperation()).thenReturn(targetOperation);
log.add(targetRecord);
log.commit(nodeEngine);
verify(operationService, times(1))
.invokeOnTarget(targetOperation.getServiceName(), targetOperation, target);
}
private static class DummyPartitionOperation extends Operation {
{
setPartitionId(0);
}
@Override
public void run() throws Exception {
}
@Override
public String getServiceName() {
return "dummy";
}
}
private static class DummyTargetOperation extends Operation {
@Override
public void run() throws Exception {
}
@Override
public String getServiceName() {
return "dummy";
}
}
}