/*
* Copyright (c) 2012, Paul Merlin.
*
* 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.activation;
import org.junit.Before;
import org.junit.Test;
import org.qi4j.api.activation.Activator;
import org.qi4j.api.mixin.Mixins;
import org.qi4j.api.service.ImportedServiceDescriptor;
import org.qi4j.api.service.ServiceComposite;
import org.qi4j.api.service.ServiceImporter;
import org.qi4j.api.service.ServiceImporterException;
import org.qi4j.api.service.ServiceReference;
import org.qi4j.api.structure.Application;
import org.qi4j.bootstrap.AssemblyException;
import org.qi4j.bootstrap.ImportedServiceDeclaration;
import org.qi4j.bootstrap.ModuleAssembly;
import org.qi4j.bootstrap.SingletonAssembler;
import static org.junit.Assert.*;
public class ImportedServiceActivationTest
{
private static int activationLevel = 0;
private static int passivationLevel = 0;
public static class TestedActivator
implements Activator<ServiceReference<TestedService>>
{
public void beforeActivation( ServiceReference<TestedService> activating )
{
assertFalse( "Service should not be active before activation", activating.isActive() );
try {
activating.get();
fail( "Service is not activated yet, the reference get method should throw IllegalStateException." );
} catch ( IllegalStateException expected ) {
}
activationLevel++;
}
public void afterActivation( ServiceReference<TestedService> activated )
{
assertTrue( "Service should be active after activation", activated.isActive() );
assertEquals( "After activation", "bar", activated.get().foo() );
activationLevel++;
}
public void beforePassivation( ServiceReference<TestedService> passivating )
{
assertTrue( "Service should be active before passivation", passivating.isActive() );
assertEquals( "Before passivation", "bar", passivating.get().foo() );
passivationLevel++;
}
public void afterPassivation( ServiceReference<TestedService> passivated )
{
assertFalse( "Service should not be active after passivation", passivated.isActive() );
try {
passivated.get();
fail( "Service is passivated, the reference get method should throw IllegalStateException." );
} catch ( IllegalStateException expected ) {
}
passivationLevel++;
}
}
public static interface TestedService
{
String foo();
}
public static class TestedServiceInstance
implements TestedService
{
public String foo()
{
return "bar";
}
}
@Mixins( TestedServiceImporterService.Mixin.class )
interface TestedServiceImporterService
extends ServiceComposite, ServiceImporter<TestedService>
{
class Mixin
implements ServiceImporter<TestedService>
{
public TestedService importService( ImportedServiceDescriptor serviceDescriptor )
throws ServiceImporterException
{
return new TestedServiceInstance();
}
public boolean isAvailable( TestedService instance )
{
return true;
}
}
}
@Before
public void beforeEachTest()
{
activationLevel = 0;
passivationLevel = 0;
}
@Test
public void testNewInstanceImportedServiceActivators()
throws Exception
{
SingletonAssembler assembler = new SingletonAssembler()
{
public void assemble( ModuleAssembly module )
throws AssemblyException
{
module.importedServices( TestedService.class ).
withActivators( TestedActivator.class ).
setMetaInfo( new TestedServiceInstance() ).
importOnStartup();
}
};
Application application = assembler.application();
assertEquals( "Activation Level", 2, activationLevel );
application.passivate();
assertEquals( "Passivation Level", 2, passivationLevel );
}
@Test
public void testNewObjectImportedServiceActivators()
throws Exception
{
SingletonAssembler assembler = new SingletonAssembler()
{
public void assemble( ModuleAssembly module )
throws AssemblyException
{
module.importedServices( TestedService.class ).
importedBy( ImportedServiceDeclaration.NEW_OBJECT ).
withActivators( TestedActivator.class ).
importOnStartup();
module.objects( TestedServiceInstance.class );
}
};
Application application = assembler.application();
assertEquals( "Activation Level", 2, activationLevel );
application.passivate();
assertEquals( "Passivation Level", 2, passivationLevel );
}
@Test
public void testServiceImporterImportedServiceActivators()
throws Exception
{
SingletonAssembler assembler = new SingletonAssembler()
{
public void assemble( ModuleAssembly module )
throws AssemblyException
{
module.importedServices( TestedService.class ).
importedBy( ImportedServiceDeclaration.SERVICE_IMPORTER ).
setMetaInfo( "testimporter" ).
withActivators( TestedActivator.class ).
importOnStartup();
module.services( TestedServiceImporterService.class ).identifiedBy( "testimporter" );
}
};
Application application = assembler.application();
assertEquals( "Activation Level", 2, activationLevel );
application.passivate();
assertEquals( "Passivation Level", 2, passivationLevel );
}
}