| /* |
| * |
| * 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.txn; |
| |
| import static org.mockito.ArgumentMatchers.any; |
| import static org.mockito.ArgumentMatchers.same; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.never; |
| import static org.mockito.Mockito.times; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.when; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import org.apache.qpid.server.logging.EventLogger; |
| import org.apache.qpid.server.logging.LogMessage; |
| import org.apache.qpid.server.logging.LogSubject; |
| import org.apache.qpid.server.message.EnqueueableMessage; |
| import org.apache.qpid.server.store.StorableMessageMetaData; |
| import org.apache.qpid.server.store.StoredMessage; |
| import org.apache.qpid.test.utils.UnitTestBase; |
| |
| public class FlowToDiskTransactionObserverTest extends UnitTestBase |
| { |
| private static final int MAX_UNCOMMITTED_IN_MEMORY_SIZE = 100; |
| private FlowToDiskTransactionObserver _flowToDiskMessageObserver; |
| private EventLogger _eventLogger ; |
| private LogSubject _logSubject; |
| private ServerTransaction _transaction; |
| |
| @Before |
| public void setUp() throws Exception |
| { |
| _eventLogger = mock(EventLogger.class); |
| _logSubject = mock(LogSubject.class); |
| _flowToDiskMessageObserver = new FlowToDiskTransactionObserver(MAX_UNCOMMITTED_IN_MEMORY_SIZE, |
| _logSubject, |
| _eventLogger); |
| _transaction = mock(ServerTransaction.class); |
| } |
| |
| @Test |
| public void testOnMessageEnqueue() throws Exception |
| { |
| EnqueueableMessage<?> message1 = createMessage(MAX_UNCOMMITTED_IN_MEMORY_SIZE); |
| EnqueueableMessage<?> message2 = createMessage(1); |
| EnqueueableMessage<?> message3 = createMessage(1); |
| |
| _flowToDiskMessageObserver.onMessageEnqueue(_transaction, message1); |
| |
| StoredMessage handle1 = message1.getStoredMessage(); |
| verify(handle1, never()).flowToDisk(); |
| verify(_eventLogger, never()).message(same(_logSubject), any(LogMessage.class)); |
| |
| _flowToDiskMessageObserver.onMessageEnqueue(_transaction, message2); |
| |
| StoredMessage handle2 = message2.getStoredMessage(); |
| verify(handle1).flowToDisk(); |
| verify(handle2).flowToDisk(); |
| verify(_eventLogger).message(same(_logSubject), any(LogMessage.class)); |
| |
| final ServerTransaction transaction2 = mock(ServerTransaction.class); |
| _flowToDiskMessageObserver.onMessageEnqueue(transaction2, message3); |
| |
| StoredMessage handle3 = message2.getStoredMessage(); |
| verify(handle1).flowToDisk(); |
| verify(handle2).flowToDisk(); |
| verify(handle3).flowToDisk(); |
| verify(_eventLogger).message(same(_logSubject), any(LogMessage.class)); |
| } |
| |
| @Test |
| public void testOnDischarge() throws Exception |
| { |
| EnqueueableMessage<?> message1 = createMessage(MAX_UNCOMMITTED_IN_MEMORY_SIZE - 1); |
| EnqueueableMessage<?> message2 = createMessage(1); |
| EnqueueableMessage<?> message3 = createMessage(1); |
| |
| _flowToDiskMessageObserver.onMessageEnqueue(_transaction, message1); |
| final ServerTransaction transaction2 = mock(ServerTransaction.class); |
| _flowToDiskMessageObserver.onMessageEnqueue(transaction2, message2); |
| _flowToDiskMessageObserver.onDischarge(_transaction); |
| _flowToDiskMessageObserver.onMessageEnqueue(transaction2, message3); |
| |
| StoredMessage handle1 = message1.getStoredMessage(); |
| StoredMessage handle2 = message2.getStoredMessage(); |
| StoredMessage handle3 = message2.getStoredMessage(); |
| verify(handle1, never()).flowToDisk(); |
| verify(handle2, never()).flowToDisk(); |
| verify(handle3, never()).flowToDisk(); |
| verify(_eventLogger, never()).message(same(_logSubject), any(LogMessage.class)); |
| } |
| |
| @Test |
| public void testBreachLimitTwice() throws Exception |
| { |
| EnqueueableMessage<?> message1 = createMessage(MAX_UNCOMMITTED_IN_MEMORY_SIZE + 1); |
| |
| _flowToDiskMessageObserver.onMessageEnqueue(_transaction, message1); |
| |
| StoredMessage handle1 = message1.getStoredMessage(); |
| verify(handle1).flowToDisk(); |
| verify(_eventLogger, times(1)).message(same(_logSubject), any(LogMessage.class)); |
| |
| _flowToDiskMessageObserver.onDischarge(_transaction); |
| |
| EnqueueableMessage<?> message2 = createMessage(MAX_UNCOMMITTED_IN_MEMORY_SIZE / 2); |
| EnqueueableMessage<?> message3 = createMessage((MAX_UNCOMMITTED_IN_MEMORY_SIZE / 2) + 1); |
| |
| _flowToDiskMessageObserver.onMessageEnqueue(_transaction, message2); |
| |
| StoredMessage handle2 = message2.getStoredMessage(); |
| verify(handle2, never()).flowToDisk(); |
| |
| _flowToDiskMessageObserver.onMessageEnqueue(_transaction, message3); |
| |
| StoredMessage handle3 = message3.getStoredMessage(); |
| verify(handle2).flowToDisk(); |
| verify(handle3).flowToDisk(); |
| |
| verify(_eventLogger, times(2)).message(same(_logSubject), any(LogMessage.class)); |
| } |
| |
| private EnqueueableMessage<?> createMessage(int size) |
| { |
| EnqueueableMessage message = mock(EnqueueableMessage.class); |
| StoredMessage handle = mock(StoredMessage.class); |
| when(message.getStoredMessage()).thenReturn(handle); |
| when(handle.getContentSize()).thenReturn(size); |
| final StorableMessageMetaData metadata = mock(StorableMessageMetaData.class); |
| when(metadata.getStorableSize()).thenReturn(0); |
| when(metadata.getContentSize()).thenReturn(size); |
| when(handle.getMetaData()).thenReturn(metadata); |
| return message; |
| } |
| } |