/***
* Copyright (c) 2009 Caelum - www.caelum.com.br/opensource
* 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 br.com.caelum.vraptor.ioc.pico;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.typeCompatibleWith;
import static org.mockito.Matchers.anyString;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import javax.servlet.http.HttpSession;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.picocontainer.MutablePicoContainer;
import org.picocontainer.PicoBuilder;
import br.com.caelum.vraptor.core.RequestInfo;
import br.com.caelum.vraptor.http.MutableRequest;
import br.com.caelum.vraptor.http.MutableResponse;
import br.com.caelum.vraptor.http.route.Router;
import br.com.caelum.vraptor.interceptor.DefaultInterceptorRegistry;
import br.com.caelum.vraptor.interceptor.DefaultTypeNameExtractor;
import br.com.caelum.vraptor.interceptor.TypeNameExtractor;
import br.com.caelum.vraptor.ioc.ApplicationScoped;
import br.com.caelum.vraptor.ioc.Container;
public class PicoComponentRegistryTest {
private MutablePicoContainer container;
private PicoComponentRegistry provider;
private @Mock MutableRequest request;
private RequestInfo webRequest;
private @Mock Router router;
private @Mock HttpSession session;
@Before
public void setup() {
MockitoAnnotations.initMocks(this);
container = new PicoBuilder().withCaching().build();
container.addComponent(DefaultInterceptorRegistry.class);
container.addComponent(TypeNameExtractor.class, DefaultTypeNameExtractor.class);
container.addComponent(router);
when(request.getSession()).thenReturn(session);
when(session.getAttribute(anyString())).thenReturn(null);
webRequest = new RequestInfo(null, null, request, mock(MutableResponse.class));
provider = new PicoComponentRegistry(container, new DefaultComponentFactoryRegistry());
provider.init();
}
interface Base {
}
public static class MyFirstImplementation implements Base {
}
public static class MySecondImplementation implements Base {
}
@ApplicationScoped
public static class AppImplementation implements Base {
}
@Test
public void shouldRemovePreviouslyRegisteredComponentIfRegisteringAgain() {
provider.register(Base.class, MyFirstImplementation.class);
provider.register(Base.class,MySecondImplementation.class);
Container container = provider.provideRequestContainer(webRequest);
Base instance = container.instanceFor(Base.class);
assertThat(instance.getClass(), is(typeCompatibleWith(MySecondImplementation.class)));
}
@Test
public void shouldRemovePreviouslyRegisteredComponentIfRegisteringAgainInAnotherScope() {
provider.register(Base.class, MyFirstImplementation.class);
provider.register(Base.class,AppImplementation.class);
Container container = provider.provideRequestContainer(webRequest);
Base instance = container.instanceFor(Base.class);
assertThat(instance.getClass(), is(typeCompatibleWith(AppImplementation.class)));
}
}