| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.qpid.server.queue; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.mockito.ArgumentMatchers.any; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.UUID; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import org.apache.qpid.server.message.MessageInstance; |
| import org.apache.qpid.server.message.MessageReference; |
| import org.apache.qpid.server.message.ServerMessage; |
| import org.apache.qpid.server.model.BrokerTestHelper; |
| import org.apache.qpid.server.model.Queue; |
| import org.apache.qpid.server.store.MessageEnqueueRecord; |
| import org.apache.qpid.server.store.StoredMessage; |
| import org.apache.qpid.server.store.TransactionLogResource; |
| import org.apache.qpid.server.util.Action; |
| import org.apache.qpid.server.virtualhost.QueueManagingVirtualHost; |
| import org.apache.qpid.test.utils.UnitTestBase; |
| |
| public class QueueMessageRecoveryTest extends UnitTestBase |
| { |
| QueueManagingVirtualHost<?> _vhost; |
| |
| @Before |
| public void setUp() throws Exception |
| { |
| _vhost = BrokerTestHelper.createVirtualHost("host", this); |
| } |
| |
| @Test |
| public void testSimpleRecovery() throws Exception |
| { |
| // Simple deterministic test to prove that interleaved recovery and new publishing onto a queue is correctly |
| // handled |
| final List<ServerMessage<?>> messageList = new ArrayList<>(); |
| TestQueue queue = new TestQueue(Collections.singletonMap(Queue.NAME, (Object)"test"), _vhost, messageList); |
| |
| queue.open(); |
| |
| queue.recover(createMockMessage(0), createEnqueueRecord(0, queue)); |
| queue.enqueue(createMockMessage(4), null, null); |
| queue.enqueue(createMockMessage(5), null, null); |
| queue.recover(createMockMessage(1), createEnqueueRecord(1, queue)); |
| queue.recover(createMockMessage(2), createEnqueueRecord(2, queue)); |
| queue.enqueue(createMockMessage(6), null, null); |
| queue.recover(createMockMessage(3), createEnqueueRecord(3, queue)); |
| |
| assertEquals((long) 4, (long) messageList.size()); |
| for(int i = 0; i < 4; i++) |
| { |
| assertEquals((long)i, messageList.get(i).getMessageNumber()); |
| } |
| |
| queue.completeRecovery(); |
| |
| queue.enqueue(createMockMessage(7), null, null); |
| |
| assertEquals((long) 8, (long) messageList.size()); |
| |
| for(int i = 0; i < 8; i++) |
| { |
| assertEquals((long)i, messageList.get(i).getMessageNumber()); |
| } |
| |
| } |
| |
| |
| @Test |
| public void testMultiThreadedRecovery() throws Exception |
| { |
| // Non deterministic test with separate publishing and recovery threads |
| |
| performMultiThreadedRecovery(5000); |
| } |
| |
| @Test |
| public void testRepeatedMultiThreadedRecovery() throws Exception |
| { |
| // Repeated non deterministic test with separate publishing and recovery threads(but with fewer messages being |
| // published/recovered |
| |
| for(int i = 0; i < 50; i++) |
| { |
| performMultiThreadedRecovery(10); |
| } |
| } |
| |
| private void performMultiThreadedRecovery(final int size) throws Exception |
| { |
| |
| final List<ServerMessage<?>> messageList = new ArrayList<>(); |
| final TestQueue queue = new TestQueue(Collections.singletonMap(Queue.NAME, (Object) "test"), _vhost, messageList); |
| |
| queue.open(); |
| |
| |
| Thread recoveryThread = new Thread(new Runnable() |
| { |
| |
| @Override |
| public void run() |
| { |
| for(int i = 0; i < size; i++) |
| { |
| queue.recover(createMockMessage(i), createEnqueueRecord(i, queue)); |
| } |
| queue.completeRecovery(); |
| } |
| }, "recovery thread"); |
| |
| Thread publishingThread = new Thread(new Runnable() |
| { |
| |
| @Override |
| public void run() |
| { |
| for(int i = 0; i < size; i++) |
| { |
| queue.enqueue(createMockMessage(size + i), null, null); |
| } |
| } |
| }, "publishing thread"); |
| |
| recoveryThread.start(); |
| publishingThread.start(); |
| |
| recoveryThread.join(10000); |
| publishingThread.join(10000); |
| |
| assertEquals((long) (size * 2), (long) messageList.size()); |
| |
| for(int i = 0; i < (size*2); i++) |
| { |
| assertEquals((long)i, messageList.get(i).getMessageNumber()); |
| } |
| } |
| |
| private MessageEnqueueRecord createEnqueueRecord(final int messageNumber, final TestQueue queue) |
| { |
| return new MessageEnqueueRecord() |
| { |
| @Override |
| public UUID getQueueId() |
| { |
| return queue.getId(); |
| } |
| |
| @Override |
| public long getMessageNumber() |
| { |
| return messageNumber; |
| } |
| }; |
| } |
| |
| |
| private ServerMessage createMockMessage(final long i) |
| { |
| ServerMessage msg = mock(ServerMessage.class); |
| when(msg.getMessageNumber()).thenReturn(i); |
| MessageReference ref = mock(MessageReference.class); |
| when(ref.getMessage()).thenReturn(msg); |
| when(msg.newReference()).thenReturn(ref); |
| when(msg.newReference(any(TransactionLogResource.class))).thenReturn(ref); |
| when(msg.getStoredMessage()).thenReturn(mock(StoredMessage.class)); |
| return msg; |
| } |
| |
| private class TestQueue extends AbstractQueue<TestQueue> |
| { |
| |
| private final List<ServerMessage<?>> _messageList; |
| private final QueueEntryList _entries = mock(QueueEntryList.class); |
| |
| protected TestQueue(final Map<String, Object> attributes, |
| final QueueManagingVirtualHost<?> virtualHost, |
| final List<ServerMessage<?>> messageList) |
| { |
| super(attributes, virtualHost); |
| _messageList = messageList; |
| } |
| |
| @Override |
| QueueEntryList getEntries() |
| { |
| return _entries; |
| } |
| |
| @Override |
| protected void doEnqueue(final ServerMessage message, final Action<? super MessageInstance> action, MessageEnqueueRecord record) |
| { |
| synchronized(_messageList) |
| { |
| _messageList.add(message); |
| } |
| } |
| } |
| } |