/*
* Copyright 2002-2014 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.config.annotation;
import java.io.IOException;
import javax.servlet.ServletException;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.mock.web.test.MockHttpServletRequest;
import org.springframework.mock.web.test.MockHttpServletResponse;
import org.springframework.mock.web.test.MockServletConfig;
import org.springframework.mock.web.test.MockServletContext;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
import org.springframework.web.servlet.DispatcherServlet;
import org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer;
import org.springframework.web.servlet.view.freemarker.FreeMarkerViewResolver;
import org.springframework.web.servlet.view.groovy.GroovyMarkupConfigurer;
import org.springframework.web.servlet.view.tiles3.TilesConfigurer;
import static org.junit.Assert.assertEquals;
/**
* Integration tests for view resolution with {@code @EnableWebMvc}.
*
* @author Rossen Stoyanchev
* @since 4.1
*/
public class ViewResolutionIntegrationTests {
@Rule
public final ExpectedException thrown = ExpectedException.none();
@Test
public void freemarker() throws Exception {
MockHttpServletResponse response = runTest(FreeMarkerWebConfig.class);
assertEquals("<html><body>Hello World!</body></html>", response.getContentAsString());
}
@Test
public void tiles() throws Exception {
MockHttpServletResponse response = runTest(TilesWebConfig.class);
assertEquals("/WEB-INF/index.jsp", response.getForwardedUrl());
}
@Test
public void groovyMarkup() throws Exception {
MockHttpServletResponse response = runTest(GroovyMarkupWebConfig.class);
assertEquals("<html><body>Hello World!</body></html>", response.getContentAsString());
}
@Test
public void freemarkerInvalidConfig() throws Exception {
this.thrown.expectMessage("In addition to a FreeMarker view resolver ");
runTest(InvalidFreeMarkerWebConfig.class);
}
@Test
public void tilesInvalidConfig() throws Exception {
this.thrown.expectMessage("In addition to a Tiles view resolver ");
runTest(InvalidTilesWebConfig.class);
}
@Test
public void groovyMarkupInvalidConfig() throws Exception {
this.thrown.expectMessage("In addition to a Groovy markup view resolver ");
runTest(InvalidGroovyMarkupWebConfig.class);
}
// SPR-12013
@Test
public void existingViewResolver() throws Exception {
MockHttpServletResponse response = runTest(ExistingViewResolverConfig.class);
assertEquals("<html><body>Hello World!</body></html>", response.getContentAsString());
}
private MockHttpServletResponse runTest(Class<?> configClass) throws ServletException, IOException {
String basePath = "org/springframework/web/servlet/config/annotation";
MockServletContext servletContext = new MockServletContext(basePath);
MockServletConfig servletConfig = new MockServletConfig(servletContext);
MockHttpServletRequest request = new MockHttpServletRequest("GET", "/");
MockHttpServletResponse response = new MockHttpServletResponse();
AnnotationConfigWebApplicationContext context = new AnnotationConfigWebApplicationContext();
context.register(configClass);
context.setServletContext(servletContext);
context.refresh();
DispatcherServlet servlet = new DispatcherServlet(context);
servlet.init(servletConfig);
servlet.service(request, response);
return response;
}
@Controller
static class SampleController {
@RequestMapping(value = "/", method = RequestMethod.GET)
public String sample(ModelMap model) {
model.addAttribute("hello", "Hello World!");
return "index";
}
}
@EnableWebMvc
static abstract class AbstractWebConfig implements WebMvcConfigurer {
@Bean
public SampleController sampleController() {
return new SampleController();
}
}
@Configuration
static class FreeMarkerWebConfig extends AbstractWebConfig {
@Override
public void configureViewResolvers(ViewResolverRegistry registry) {
registry.freeMarker();
}
@Bean
public FreeMarkerConfigurer freeMarkerConfigurer() {
FreeMarkerConfigurer configurer = new FreeMarkerConfigurer();
configurer.setTemplateLoaderPath("/WEB-INF/");
return configurer;
}
}
@Configuration
static class TilesWebConfig extends AbstractWebConfig {
@Override
public void configureViewResolvers(ViewResolverRegistry registry) {
registry.tiles();
}
@Bean
public TilesConfigurer tilesConfigurer() {
TilesConfigurer configurer = new TilesConfigurer();
configurer.setDefinitions("/WEB-INF/tiles.xml");
return configurer;
}
}
@Configuration
static class GroovyMarkupWebConfig extends AbstractWebConfig {
@Override
public void configureViewResolvers(ViewResolverRegistry registry) {
registry.groovy();
}
@Bean
public GroovyMarkupConfigurer groovyMarkupConfigurer() {
GroovyMarkupConfigurer configurer = new GroovyMarkupConfigurer();
configurer.setResourceLoaderPath("/WEB-INF/");
return configurer;
}
}
@Configuration
static class InvalidFreeMarkerWebConfig extends WebMvcConfigurationSupport {
@Override
public void configureViewResolvers(ViewResolverRegistry registry) {
registry.freeMarker();
}
}
@Configuration
static class InvalidTilesWebConfig extends WebMvcConfigurationSupport {
@Override
public void configureViewResolvers(ViewResolverRegistry registry) {
registry.tiles();
}
}
@Configuration
static class InvalidGroovyMarkupWebConfig extends WebMvcConfigurationSupport {
@Override
public void configureViewResolvers(ViewResolverRegistry registry) {
registry.groovy();
}
}
/**
* Test @EnableWebMvc in the presence of pre-existing ViewResolver.
*/
@Configuration
static class ExistingViewResolverConfig extends AbstractWebConfig {
@Bean
public FreeMarkerViewResolver freeMarkerViewResolver() {
return new FreeMarkerViewResolver("", ".ftl");
}
@Bean
public FreeMarkerConfigurer freeMarkerConfigurer() {
FreeMarkerConfigurer configurer = new FreeMarkerConfigurer();
configurer.setTemplateLoaderPath("/WEB-INF/");
return configurer;
}
}
}