/*
* Copyright (c) 2010-2012. Axon Framework
*
* 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 org.axonframework.eventhandling.io;
import org.axonframework.domain.DomainEventMessage;
import org.axonframework.domain.EventMessage;
import org.axonframework.domain.GenericDomainEventMessage;
import org.axonframework.domain.GenericEventMessage;
import org.axonframework.serializer.xml.XStreamSerializer;
import org.junit.*;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.util.Collections;
import static org.junit.Assert.*;
/**
* @author Allard Buijze
*/
public class MessageStreamTest {
@Test
public void testStreamEventMessage() throws Exception {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
XStreamSerializer serializer = new XStreamSerializer();
EventMessageWriter out = new EventMessageWriter(new DataOutputStream(baos), serializer);
GenericEventMessage<String> message = new GenericEventMessage<String>("This is the payload",
Collections.<String, Object>singletonMap(
"metaKey",
"MetaValue"));
out.writeEventMessage(message);
EventMessageReader in = new EventMessageReader(new DataInputStream(
new ByteArrayInputStream(baos.toByteArray())), serializer);
EventMessage<Object> serializedMessage = in.readEventMessage();
assertEquals(message.getIdentifier(), serializedMessage.getIdentifier());
assertEquals(message.getPayloadType(), serializedMessage.getPayloadType());
assertEquals(message.getTimestamp(), serializedMessage.getTimestamp());
assertEquals(message.getMetaData(), serializedMessage.getMetaData());
assertEquals(message.getPayload(), serializedMessage.getPayload());
}
@Test
public void testStreamDomainEventMessage() throws Exception {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
XStreamSerializer serializer = new XStreamSerializer();
EventMessageWriter out = new EventMessageWriter(new DataOutputStream(baos), serializer);
GenericDomainEventMessage<String> message = new GenericDomainEventMessage<String>(
"AggregateID", 1L, "This is the payload", Collections.<String, Object>singletonMap("metaKey",
"MetaValue"));
out.writeEventMessage(message);
EventMessageReader in = new EventMessageReader(
new DataInputStream(new ByteArrayInputStream(baos.toByteArray())), serializer);
EventMessage<Object> serializedMessage = in.readEventMessage();
assertTrue(serializedMessage instanceof DomainEventMessage);
DomainEventMessage serializedDomainEventMessage = (DomainEventMessage) serializedMessage;
assertEquals(message.getIdentifier(), serializedDomainEventMessage.getIdentifier());
assertEquals(message.getPayloadType(), serializedDomainEventMessage.getPayloadType());
assertEquals(message.getTimestamp(), serializedDomainEventMessage.getTimestamp());
assertEquals(message.getMetaData(), serializedDomainEventMessage.getMetaData());
assertEquals(message.getPayload(), serializedDomainEventMessage.getPayload());
assertEquals(message.getAggregateIdentifier(), serializedDomainEventMessage.getAggregateIdentifier());
assertEquals(message.getSequenceNumber(), serializedDomainEventMessage.getSequenceNumber());
}
}