/*
* Copyright (c) 2010-2013. 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.contextsupport.spring;
import org.axonframework.commandhandling.CommandBus;
import org.axonframework.commandhandling.GenericCommandMessage;
import org.axonframework.commandhandling.annotation.CommandHandler;
import org.axonframework.commandhandling.annotation.TargetAggregateIdentifier;
import org.axonframework.commandhandling.callbacks.FutureCallback;
import org.axonframework.domain.DomainEventMessage;
import org.axonframework.domain.DomainEventStream;
import org.axonframework.domain.SimpleDomainEventStream;
import org.axonframework.eventsourcing.Snapshotter;
import org.axonframework.eventsourcing.annotation.AbstractAnnotatedAggregateRoot;
import org.axonframework.eventsourcing.annotation.AggregateIdentifier;
import org.axonframework.eventsourcing.annotation.EventSourcingHandler;
import org.axonframework.eventstore.EventStore;
import org.axonframework.eventstore.EventStreamNotFoundException;
import org.junit.*;
import org.junit.runner.*;
import org.mockito.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import java.util.Collections;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.TimeUnit;
/**
* @author Allard Buijze
*/
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = {"classpath:contexts/simple-disruptor-context.xml"})
public class DisruptorContextConfigurationTest {
@Autowired
private CommandBus commandBus;
@Autowired
private Snapshotter mockSnaphotter;
@Before
public void setUp() throws Exception {
Mockito.reset(mockSnaphotter);
}
// Tests a scenario where the order in which command bus and event bus are declared could cause a circular dependency error in Spring
@Test
public void testCommandBus() throws Exception {
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCreateCommand("test")));
}
@Test
public void testSnapshotTriggeredAfterFiringCommands() {
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCreateCommand("snapshottest")));
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCommand("snapshottest")));
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCommand("snapshottest")));
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCommand("snapshottest")));
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCommand("snapshottest")));
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCommand("snapshottest")));
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCommand("snapshottest")));
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCommand("snapshottest")));
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCommand("snapshottest")));
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCommand("snapshottest")));
FutureCallback<Object> callback = new FutureCallback<Object>();
commandBus.dispatch(GenericCommandMessage.asCommandMessage(new StubCommand("snapshottest")), callback);
callback.awaitCompletion(1, TimeUnit.SECONDS);
Mockito.verify(mockSnaphotter).scheduleSnapshot("MyAggregate", "snapshottest");
}
public static class MyAggregate extends AbstractAnnotatedAggregateRoot {
@AggregateIdentifier
private String id;
public MyAggregate() {
}
@CommandHandler
public MyAggregate(StubCreateCommand command) {
apply(new SimpleEvent(command.id));
}
@CommandHandler
public MyAggregate(StubCommand command) {
apply(new SimpleEvent(command.id));
}
@EventSourcingHandler
public void on(SimpleEvent event) {
this.id = event.getAggregateIdentifier();
}
}
public static class StubCreateCommand {
@TargetAggregateIdentifier
private final String id;
public StubCreateCommand(String id) {
this.id = id;
}
}
public static class StubCommand {
@TargetAggregateIdentifier
private final String id;
public StubCommand(String id) {
this.id = id;
}
}
public static class InMemoryEventStore implements EventStore {
private final Map<String, DomainEventMessage> storedEvents = new ConcurrentHashMap<String, DomainEventMessage>();
@Override
public void appendEvents(String type, DomainEventStream events) {
if (!events.hasNext()) {
return;
}
String key = events.peek().getAggregateIdentifier().toString();
DomainEventMessage<?> lastEvent = null;
while (events.hasNext()) {
lastEvent = events.next();
}
storedEvents.put(key, lastEvent);
}
@Override
public DomainEventStream readEvents(String type, Object identifier) {
DomainEventMessage message = storedEvents.get(identifier.toString());
if (message == null) {
throw new EventStreamNotFoundException(type, identifier);
}
return new SimpleDomainEventStream(Collections.singletonList(message));
}
}
}