/*
* Copyright 2002-2015 the original author or authors.
*
* 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.springframework.web.servlet.handler;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.hamcrest.Matchers;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mockito;
import org.springframework.http.HttpStatus;
import org.springframework.mock.web.test.MockHttpServletRequest;
import org.springframework.web.HttpRequestHandler;
import org.springframework.web.context.support.StaticWebApplicationContext;
import org.springframework.web.servlet.HandlerExecutionChain;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.support.WebContentGenerator;
/**
* Unit tests for
* {@link org.springframework.web.servlet.handler.HandlerMappingTests}.
* @author Brian Clozel
*/
public class HandlerMappingTests {
private MockHttpServletRequest request;
private AbstractHandlerMapping handlerMapping;
private StaticWebApplicationContext context;
@Before
public void setup() {
this.context = new StaticWebApplicationContext();
this.handlerMapping = new TestHandlerMapping();
this.request = new MockHttpServletRequest();
}
@Test
public void orderedInterceptors() throws Exception {
MappedInterceptor firstMappedInterceptor = new MappedInterceptor(new String[]{"/**"}, Mockito.mock(HandlerInterceptor.class));
HandlerInterceptor secondHandlerInterceptor = Mockito.mock(HandlerInterceptor.class);
MappedInterceptor thirdMappedInterceptor = new MappedInterceptor(new String[]{"/**"}, Mockito.mock(HandlerInterceptor.class));
HandlerInterceptor fourthHandlerInterceptor = Mockito.mock(HandlerInterceptor.class);
this.handlerMapping.setInterceptors(new Object[]{firstMappedInterceptor, secondHandlerInterceptor,
thirdMappedInterceptor, fourthHandlerInterceptor});
this.handlerMapping.setApplicationContext(this.context);
HandlerExecutionChain chain = this.handlerMapping.getHandlerExecutionChain(new SimpleHandler(), this.request);
Assert.assertThat(chain.getInterceptors(),
Matchers.arrayContaining(firstMappedInterceptor.getInterceptor(), secondHandlerInterceptor,
thirdMappedInterceptor.getInterceptor(), fourthHandlerInterceptor));
}
class TestHandlerMapping extends AbstractHandlerMapping {
@Override
protected Object getHandlerInternal(HttpServletRequest request) throws Exception {
return new SimpleHandler();
}
}
class SimpleHandler extends WebContentGenerator implements HttpRequestHandler {
public SimpleHandler() {
super(METHOD_GET);
}
@Override
public void handleRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.setStatus(HttpStatus.OK.value());
}
}
}