/*
* Copyright 2009 Niclas Hedhman.
*
* 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.runtime.unitofwork;
import org.junit.Test;
import org.qi4j.api.entity.EntityBuilder;
import org.qi4j.api.entity.EntityComposite;
import org.qi4j.api.property.Property;
import org.qi4j.api.unitofwork.NoSuchEntityException;
import org.qi4j.api.unitofwork.UnitOfWork;
import org.qi4j.bootstrap.AssemblyException;
import org.qi4j.bootstrap.ModuleAssembly;
import org.qi4j.entitystore.memory.MemoryEntityStoreService;
import org.qi4j.test.AbstractQi4jTest;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
public class RemovalTest
extends AbstractQi4jTest
{
public void assemble( ModuleAssembly module )
throws AssemblyException
{
module.services( MemoryEntityStoreService.class );
module.entities( Abc.class );
}
@Test
public void givenUnitOfWorkHasBeenCreateWhenCreatingNewEntityThenFindNewEntityWithGet()
throws Exception
{
UnitOfWork uow = module.newUnitOfWork();
try
{
EntityBuilder<Abc> builder = uow.newEntityBuilder( Abc.class, "123" );
builder.instance().name().set( "Niclas" );
builder.newInstance();
uow.complete();
uow = module.newUnitOfWork();
Abc abc = uow.get( Abc.class, "123" );
assertEquals( "Niclas", abc.name().get() );
}
finally
{
uow.discard();
}
}
@Test
public void givenEntityCreatedWhenRemovingEntityThenFindNewEntityShouldNotExist()
throws Exception
{
UnitOfWork uow = module.newUnitOfWork();
try
{
EntityBuilder<Abc> builder = uow.newEntityBuilder( Abc.class, "123" );
builder.instance().name().set( "Niclas" );
builder.newInstance();
uow.complete();
uow = module.newUnitOfWork();
Abc abc = uow.get( Abc.class, "123" );
assertEquals( "Niclas", abc.name().get() );
uow.remove( abc );
uow.complete();
uow = module.newUnitOfWork();
uow.get( Abc.class, "123" );
fail( "This '123' entity should not exist." );
}
catch( NoSuchEntityException e )
{
// Expected.
}
finally
{
uow.discard();
}
}
@Test
public void givenDetachedEntityWhenRemovingEntityThenFindNewEntityShouldNotExist()
throws Exception
{
UnitOfWork uow = module.newUnitOfWork();
try
{
EntityBuilder<Abc> builder = uow.newEntityBuilder( Abc.class, "123" );
builder.instance().name().set( "Niclas" );
Abc abc = builder.newInstance();
uow.complete();
uow = module.newUnitOfWork();
abc = uow.get( abc ); // Attach the detached entity to 'uow' session.
uow.remove( abc );
uow.complete();
uow = module.newUnitOfWork();
uow.get( Abc.class, "123" );
fail( "This '123' entity should not exist." );
}
catch( NoSuchEntityException e )
{
// Expected.
}
finally
{
uow.discard();
}
}
@Test
public void givenEntityCreatedWhenRemovingEntityBeforeCompletingUowThenFindNewEntityShouldNotExist()
throws Exception
{
UnitOfWork uow = module.newUnitOfWork();
try
{
EntityBuilder<Abc> builder = uow.newEntityBuilder( Abc.class, "123" );
builder.instance().name().set( "Niclas" );
Abc abc = builder.newInstance();
uow.remove( abc );
uow.complete();
uow = module.newUnitOfWork();
uow.get( Abc.class, "123" );
fail( "This '123' entity should not exist." );
}
catch( NoSuchEntityException e )
{
// Expected.
}
finally
{
uow.discard();
}
}
public interface Abc
extends EntityComposite
{
Property<String> name();
}
}