/*
* Copyright (c) 2011, Rickard Öberg. 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 org.qi4j.library.eventsourcing.domain;
import org.junit.Test;
import org.qi4j.api.common.UseDefaults;
import org.qi4j.api.entity.EntityComposite;
import org.qi4j.api.mixin.Mixins;
import org.qi4j.api.property.Property;
import org.qi4j.api.unitofwork.UnitOfWork;
import org.qi4j.api.unitofwork.UnitOfWorkCompletionException;
import org.qi4j.api.usecase.UsecaseBuilder;
import org.qi4j.bootstrap.AssemblyException;
import org.qi4j.bootstrap.ImportedServiceDeclaration;
import org.qi4j.bootstrap.ModuleAssembly;
import org.qi4j.functional.Function;
import org.qi4j.io.Outputs;
import org.qi4j.io.Transforms;
import org.qi4j.library.eventsourcing.domain.api.DomainEvent;
import org.qi4j.library.eventsourcing.domain.api.DomainEventValue;
import org.qi4j.library.eventsourcing.domain.api.UnitOfWorkDomainEventsValue;
import org.qi4j.library.eventsourcing.domain.factory.CurrentUserUoWPrincipal;
import org.qi4j.library.eventsourcing.domain.factory.DomainEventCreationConcern;
import org.qi4j.library.eventsourcing.domain.factory.DomainEventFactoryService;
import org.qi4j.library.eventsourcing.domain.source.EventSource;
import org.qi4j.library.eventsourcing.domain.source.memory.MemoryEventStoreService;
import org.qi4j.test.AbstractQi4jTest;
import org.qi4j.test.EntityTestAssembler;
import java.io.IOException;
import java.security.Principal;
/**
* JAVADOC
*/
public class DomainEventTest
extends AbstractQi4jTest
{
public void assemble( ModuleAssembly module ) throws AssemblyException
{
new EntityTestAssembler( ).assemble( module );
module.values( DomainEventValue.class, UnitOfWorkDomainEventsValue.class );
module.services( MemoryEventStoreService.class );
module.services( DomainEventFactoryService.class );
module.importedServices( CurrentUserUoWPrincipal.class ).importedBy( ImportedServiceDeclaration.NEW_OBJECT );
module.objects( CurrentUserUoWPrincipal.class );
module.entities( TestEntity.class ).withConcerns(DomainEventCreationConcern.class);
}
@Test
public void testDomainEvent() throws UnitOfWorkCompletionException, IOException
{
// Set principal for the UoW
Principal administratorPrincipal = new Principal()
{
public String getName()
{
return "administrator";
}
};
// Perform UoW with usecase defined
UnitOfWork uow = module.newUnitOfWork( UsecaseBuilder.newUsecase( "Change description" ));
uow.setMetaInfo( administratorPrincipal );
TestEntity entity = uow.newEntity( TestEntity.class );
entity.changedDescription( "New description" );
uow.complete();
// Print events
EventSource source = (EventSource) module.findService( EventSource.class ).get();
source.events( 0, Long.MAX_VALUE ).transferTo( Transforms.map( new Function<UnitOfWorkDomainEventsValue, String>()
{
public String map( UnitOfWorkDomainEventsValue unitOfWorkDomainEventsValue )
{
return unitOfWorkDomainEventsValue.toString();
}
}, Outputs.systemOut() ));
}
@Mixins( TestEntity.Mixin.class )
public interface TestEntity
extends EntityComposite
{
@UseDefaults
Property<String> description();
@DomainEvent
void changedDescription( String newName );
abstract class Mixin
implements TestEntity
{
public void changedDescription( String newName )
{
description().set( newName );
}
}
}
}