/*
* Copyright 2002-2012 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.support;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.Map;
import javax.servlet.Servlet;
import javax.servlet.ServletException;
import javax.servlet.ServletRegistration;
import org.junit.Before;
import org.junit.Test;
import org.springframework.mock.web.test.MockServletContext;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.support.StaticWebApplicationContext;
import org.springframework.web.servlet.DispatcherServlet;
import static org.junit.Assert.*;
/**
* Test case for {@link AbstractDispatcherServletInitializer}.
*
* @author Arjen Poutsma
*/
public class DispatcherServletInitializerTests {
private static final String SERVLET_NAME = "myservlet";
private static final String ROLE_NAME = "role";
private static final String SERVLET_MAPPING = "/myservlet";
private AbstractDispatcherServletInitializer initializer;
private MockServletContext servletContext;
private Map<String, Servlet> servlets;
private Map<String, MockServletRegistration> registrations;
@Before
public void setUp() throws Exception {
servletContext = new MyMockServletContext();
initializer = new MyDispatcherServletInitializer();
servlets = new LinkedHashMap<String, Servlet>(2);
registrations = new LinkedHashMap<String, MockServletRegistration>(2);
}
@Test
public void register() throws ServletException {
initializer.onStartup(servletContext);
assertEquals(1, servlets.size());
assertNotNull(servlets.get(SERVLET_NAME));
DispatcherServlet servlet = (DispatcherServlet) servlets.get(SERVLET_NAME);
WebApplicationContext servletContext = servlet.getWebApplicationContext();
assertTrue(servletContext.containsBean("bean"));
assertTrue(servletContext.getBean("bean") instanceof MyBean);
assertEquals(1, registrations.size());
assertNotNull(registrations.get(SERVLET_NAME));
MockServletRegistration registration = registrations.get(SERVLET_NAME);
assertEquals(Collections.singleton(SERVLET_MAPPING), registration.getMappings());
assertEquals(1, registration.getLoadOnStartup());
assertEquals(ROLE_NAME, registration.getRunAsRole());
}
private class MyMockServletContext extends MockServletContext {
@Override
public ServletRegistration.Dynamic addServlet(String servletName,
Servlet servlet) {
servlets.put(servletName, servlet);
MockServletRegistration registration = new MockServletRegistration();
registrations.put(servletName, registration);
return registration;
}
}
private static class MyDispatcherServletInitializer
extends AbstractDispatcherServletInitializer {
@Override
protected String getServletName() {
return SERVLET_NAME;
}
@Override
protected WebApplicationContext createServletApplicationContext() {
StaticWebApplicationContext servletContext =
new StaticWebApplicationContext();
servletContext.registerSingleton("bean", MyBean.class);
return servletContext;
}
@Override
protected String[] getServletMappings() {
return new String[]{"/myservlet"};
}
@Override
protected void customizeRegistration(ServletRegistration.Dynamic registration) {
registration.setRunAsRole("role");
}
@Override
protected WebApplicationContext createRootApplicationContext() {
return null;
}
}
private static class MyBean {
}
}