/* Copyright 2008 Edward Yakop.
*
* 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.osgi.test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.fail;
import org.junit.Test;
import org.ops4j.pax.exam.Inject;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
import org.qi4j.api.entity.Identity;
import org.qi4j.api.property.Property;
import org.qi4j.api.structure.Module;
import org.qi4j.api.unitofwork.NoSuchEntityException;
import org.qi4j.api.unitofwork.UnitOfWork;
import org.qi4j.api.unitofwork.UnitOfWorkCompletionException;
import org.qi4j.api.unitofwork.UnitOfWorkFactory;
import org.qi4j.core.test.osgi.AnEntity;
public final class EntityTest extends AbstractTest
{
@Inject
private BundleContext bundleContext;
private UnitOfWorkFactory getUnitOfWorkFactory( ServiceReference moduleRef )
{
assertNotNull( moduleRef );
Module module = (Module) bundleContext.getService( moduleRef );
assertNotNull( module );
return module.unitOfWorkFactory();
}
private String createNewEntity( UnitOfWorkFactory uowf )
throws UnitOfWorkCompletionException
{
UnitOfWork uow = uowf.newUnitOfWork();
AnEntity entity = uow.newEntity( AnEntity.class );
assertNotNull( entity );
String identity = ( (Identity) entity ).identity().get();
Property<String> property = entity.property();
assertNotNull( property );
assertNull( property.get() );
property.set( "abc" );
assertEquals( "abc", property.get() );
uow.complete();
return identity;
}
@Test
public final void testCRUD()
throws Throwable
{
ServiceReference moduleRef = getModuleServiceRef( bundleContext );
UnitOfWorkFactory uowf = getUnitOfWorkFactory( moduleRef );
// Test creational
String identity = createNewEntity( uowf );
// Test retrieval
UnitOfWork work = uowf.newUnitOfWork();
AnEntity entity = work.get(AnEntity.class, identity);
assertNotNull( entity );
// Test update
String newPropValue = entity.property().get() + "a";
entity.property().set( newPropValue );
work.complete();
work = uowf.newUnitOfWork();
entity = work.get(AnEntity.class, identity);
assertNotNull( entity );
assertEquals( newPropValue, entity.property().get() );
work.complete();
// Test removal
work = uowf.newUnitOfWork();
entity = work.get(AnEntity.class, identity);
assertNotNull( entity );
work.remove( entity );
work.complete();
// Commented out: The odd thing is, removal fails here.
work = uowf.newUnitOfWork();
try
{
entity = work.get(AnEntity.class, identity);
fail( "Test removal fail. [" + ( entity == null ) + "] identity [" + identity + "]" );
}
catch( NoSuchEntityException e )
{
// Expected
}
work.complete();
// Clean up
bundleContext.ungetService( moduleRef );
}
}