/***
* 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.observer;
import static br.com.caelum.vraptor.controller.HttpMethod.POST;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import java.util.EnumSet;
import javax.enterprise.event.Event;
import javax.servlet.FilterChain;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import br.com.caelum.vraptor.controller.ControllerMethod;
import br.com.caelum.vraptor.controller.ControllerNotFoundHandler;
import br.com.caelum.vraptor.controller.HttpMethod;
import br.com.caelum.vraptor.controller.InvalidInputException;
import br.com.caelum.vraptor.controller.InvalidInputHandler;
import br.com.caelum.vraptor.controller.MethodNotAllowedHandler;
import br.com.caelum.vraptor.core.InterceptorStack;
import br.com.caelum.vraptor.events.ControllerFound;
import br.com.caelum.vraptor.events.RequestSucceded;
import br.com.caelum.vraptor.events.VRaptorRequestStarted;
import br.com.caelum.vraptor.http.MutableRequest;
import br.com.caelum.vraptor.http.MutableResponse;
import br.com.caelum.vraptor.http.UrlToControllerTranslator;
import br.com.caelum.vraptor.http.route.ControllerNotFoundException;
import br.com.caelum.vraptor.http.route.MethodNotAllowedException;
public class RequestHandlerObserverTest {
private @Mock UrlToControllerTranslator translator;
private @Mock MutableRequest webRequest;
private @Mock MutableResponse webResponse;
private @Mock ControllerNotFoundHandler notFoundHandler;
private @Mock MethodNotAllowedHandler methodNotAllowedHandler;
private @Mock Event<ControllerFound> controllerFoundEvent;
private @Mock Event<RequestSucceded> requestSucceededEvent;
private @Mock InterceptorStack interceptorStack;
private @Mock FilterChain chain;
private @Mock InvalidInputHandler invalidInputHandler;
private VRaptorRequestStarted requestStarted;
private RequestHandlerObserver observer;
@Before
public void config() {
MockitoAnnotations.initMocks(this);
requestStarted = new VRaptorRequestStarted(chain, webRequest, webResponse);
observer = new RequestHandlerObserver(translator, notFoundHandler, methodNotAllowedHandler, controllerFoundEvent, requestSucceededEvent, interceptorStack, invalidInputHandler);
}
@Test
public void shouldHandle404() throws Exception {
when(translator.translate(webRequest)).thenThrow(new ControllerNotFoundException());
observer.handle(requestStarted);
verify(notFoundHandler).couldntFind(chain, webRequest, webResponse);
verify(interceptorStack, never()).start();
}
@Test
public void shouldHandle405() throws Exception {
EnumSet<HttpMethod> allowedMethods = EnumSet.of(HttpMethod.GET);
when(translator.translate(webRequest)).thenThrow(new MethodNotAllowedException(allowedMethods, POST.toString()));
observer.handle(requestStarted);
verify(methodNotAllowedHandler).deny(webRequest, webResponse, allowedMethods);
verify(interceptorStack, never()).start();
}
@Test
public void shouldHandle400() throws Exception {
InvalidInputException invalidInputException = new InvalidInputException("");
when(translator.translate(webRequest)).thenThrow(invalidInputException);
observer.handle(requestStarted);
verify(interceptorStack, never()).start();
verify(invalidInputHandler).deny(invalidInputException);
}
@Test
public void shouldUseControllerMethodFoundWithNextInterceptor() throws Exception {
final ControllerMethod method = mock(ControllerMethod.class);
when(translator.translate(webRequest)).thenReturn(method);
observer.handle(requestStarted);
verify(interceptorStack).start();
}
@Test
public void shouldFireTheControllerWasFound() throws Exception {
final ControllerMethod method = mock(ControllerMethod.class);
when(translator.translate(webRequest)).thenReturn(method);
observer.handle(requestStarted);
verify(controllerFoundEvent).fire(any(ControllerFound.class));
}
@Test
public void shouldFireTheRequestSuceeded() throws Exception {
final ControllerMethod method = mock(ControllerMethod.class);
when(translator.translate(webRequest)).thenReturn(method);
observer.handle(requestStarted);
verify(requestSucceededEvent).fire(any(RequestSucceded.class));
}
}