/*
* 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.Assert;
import org.junit.Test;
import org.qi4j.api.activation.Activator;
import org.qi4j.api.mixin.Mixins;
import org.qi4j.api.service.ServiceComposite;
import org.qi4j.api.service.ServiceReference;
import org.qi4j.api.structure.Application;
import org.qi4j.bootstrap.AssemblyException;
import org.qi4j.bootstrap.ModuleAssembly;
import org.qi4j.bootstrap.SingletonAssembler;
public class ServiceActivationTest
{
private static int activationLevel = 0;
private static int passivationLevel = 0;
public static class TestedActivator
implements Activator<ServiceReference<TestedService>>
{
public void beforeActivation( ServiceReference<TestedService> activating )
{
Assert.assertFalse( "Service should not be active before activation", activating.isActive() );
try {
activating.get();
Assert.fail( "Service is not activated yet, the reference get method should throw IllegalStateException." );
} catch ( IllegalStateException expected ) {
}
activationLevel++;
}
public void afterActivation( ServiceReference<TestedService> activated )
{
Assert.assertTrue( "Service should be active after activation", activated.isActive() );
Assert.assertEquals( "After activation", "bar", activated.get().foo() );
activationLevel++;
}
public void beforePassivation( ServiceReference<TestedService> passivating )
{
Assert.assertTrue( "Service should be active before passivation", passivating.isActive() );
Assert.assertEquals( "Before passivation", "bar", passivating.get().foo() );
passivationLevel++;
}
public void afterPassivation( ServiceReference<TestedService> passivated )
{
Assert.assertFalse( "Service should not be active after passivation", passivated.isActive() );
try {
passivated.get();
Assert.fail( "Service is passivated, the reference get method should throw IllegalStateException." );
} catch ( IllegalStateException expected ) {
}
passivationLevel++;
}
}
@Mixins( TestedServiceMixin.class )
public static interface TestedServiceComposite
extends TestedService, ServiceComposite
{
}
@Mixins( TestedServiceMixin.class )
public static interface TestedServiceComposite2
extends TestedService, ServiceComposite
{
}
public static interface TestedService
{
String foo();
}
public static class TestedServiceMixin
implements TestedService
{
public String foo()
{
return "bar";
}
}
@Test
public void testServicesActivators()
throws Exception
{
SingletonAssembler assembly = new SingletonAssembler()
{
public void assemble( ModuleAssembly module )
throws AssemblyException
{
module.addServices( TestedServiceComposite.class ).
withActivators( TestedActivator.class ).
instantiateOnStartup();
module.addServices( TestedServiceComposite2.class ).
withActivators( TestedActivator.class ).
instantiateOnStartup();
}
};
// Activate
Application application = assembly.application();
// Assert activated
Assert.assertEquals( "Activation Level", 4, activationLevel );
// Passivate
application.passivate();
// Assert passivated
Assert.assertEquals( "Passivation Level", 4, passivationLevel );
}
}