/*
* Copyright 2002-2008 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.view.freemarker;
import java.io.IOException;
import java.io.StringReader;
import java.io.Writer;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import javax.servlet.http.HttpServletResponse;
import freemarker.template.Configuration;
import freemarker.template.Template;
import freemarker.template.TemplateException;
import junit.framework.TestCase;
import org.easymock.MockControl;
import org.springframework.context.ApplicationContextException;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;
import org.springframework.mock.web.MockServletContext;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.servlet.DispatcherServlet;
import org.springframework.web.servlet.i18n.AcceptHeaderLocaleResolver;
import org.springframework.web.servlet.view.AbstractView;
/**
* @author Juergen Hoeller
* @since 14.03.2004
*/
public class FreeMarkerViewTests extends TestCase {
public void testNoFreemarkerConfig() {
FreeMarkerView fv = new FreeMarkerView();
MockControl wmc = MockControl.createControl(WebApplicationContext.class);
WebApplicationContext wac = (WebApplicationContext) wmc.getMock();
wac.getBeansOfType(FreeMarkerConfig.class, true, false);
wmc.setReturnValue(new HashMap());
wac.getParentBeanFactory();
wmc.setReturnValue(null);
wmc.replay();
fv.setUrl("anythingButNull");
try {
fv.setApplicationContext(wac);
fail();
}
catch (ApplicationContextException ex) {
// Check there's a helpful error message
assertTrue(ex.getMessage().indexOf("FreeMarkerConfig") != -1);
}
wmc.verify();
}
public void testNoTemplateName() throws Exception {
FreeMarkerView fv = new FreeMarkerView();
try {
fv.afterPropertiesSet();
fail("Should have thrown IllegalArgumentException");
}
catch (IllegalArgumentException ex) {
// Check there's a helpful error message
assertTrue(ex.getMessage().indexOf("url") != -1);
}
}
public void testValidTemplateName() throws Exception {
FreeMarkerView fv = new FreeMarkerView();
MockControl wmc = MockControl.createNiceControl(WebApplicationContext.class);
WebApplicationContext wac = (WebApplicationContext) wmc.getMock();
MockServletContext sc = new MockServletContext();
wac.getBeansOfType(FreeMarkerConfig.class, true, false);
Map configs = new HashMap();
FreeMarkerConfigurer configurer = new FreeMarkerConfigurer();
configurer.setConfiguration(new TestConfiguration());
configs.put("freemarkerConfig", configurer);
wmc.setReturnValue(configs);
wac.getParentBeanFactory();
wmc.setReturnValue(null);
wac.getServletContext();
wmc.setReturnValue(sc, 4);
wmc.replay();
fv.setUrl("templateName");
fv.setApplicationContext(wac);
MockHttpServletRequest request = new MockHttpServletRequest();
request.addPreferredLocale(Locale.US);
request.setAttribute(DispatcherServlet.WEB_APPLICATION_CONTEXT_ATTRIBUTE, wac);
request.setAttribute(DispatcherServlet.LOCALE_RESOLVER_ATTRIBUTE, new AcceptHeaderLocaleResolver());
HttpServletResponse response = new MockHttpServletResponse();
Map model = new HashMap();
model.put("myattr", "myvalue");
fv.render(model, request, response);
wmc.verify();
assertEquals(AbstractView.DEFAULT_CONTENT_TYPE, response.getContentType());
}
public void testKeepExistingContentType() throws Exception {
FreeMarkerView fv = new FreeMarkerView();
MockControl wmc = MockControl.createNiceControl(WebApplicationContext.class);
WebApplicationContext wac = (WebApplicationContext) wmc.getMock();
MockServletContext sc = new MockServletContext();
wac.getBeansOfType(FreeMarkerConfig.class, true, false);
Map configs = new HashMap();
FreeMarkerConfigurer configurer = new FreeMarkerConfigurer();
configurer.setConfiguration(new TestConfiguration());
configs.put("freemarkerConfig", configurer);
wmc.setReturnValue(configs);
wac.getParentBeanFactory();
wmc.setReturnValue(null);
wac.getServletContext();
wmc.setReturnValue(sc, 4);
wmc.replay();
fv.setUrl("templateName");
fv.setApplicationContext(wac);
MockHttpServletRequest request = new MockHttpServletRequest();
request.addPreferredLocale(Locale.US);
request.setAttribute(DispatcherServlet.WEB_APPLICATION_CONTEXT_ATTRIBUTE, wac);
request.setAttribute(DispatcherServlet.LOCALE_RESOLVER_ATTRIBUTE, new AcceptHeaderLocaleResolver());
HttpServletResponse response = new MockHttpServletResponse();
response.setContentType("myContentType");
Map model = new HashMap();
model.put("myattr", "myvalue");
fv.render(model, request, response);
wmc.verify();
assertEquals("myContentType", response.getContentType());
}
private class TestConfiguration extends Configuration {
public Template getTemplate(String name, final Locale locale) throws IOException {
assertEquals("templateName", name);
return new Template(name, new StringReader("test")) {
public void process(Object model, Writer writer) throws TemplateException, IOException {
assertEquals(Locale.US, locale);
assertTrue(model instanceof Map);
Map modelMap = (Map) model;
assertEquals("myvalue", modelMap.get("myattr"));
}
};
}
}
}