/*
* 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;
import java.io.IOException;
import java.util.Locale;
import javax.servlet.Servlet;
import javax.servlet.ServletConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import junit.framework.TestCase;
import org.springframework.beans.MutablePropertyValues;
import org.springframework.beans.PropertyValue;
import org.springframework.beans.TestBean;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.context.support.DefaultMessageSourceResolvable;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;
import org.springframework.mock.web.MockServletConfig;
import org.springframework.mock.web.MockServletContext;
import org.springframework.validation.BindException;
import org.springframework.web.bind.EscapedErrors;
import org.springframework.web.context.ServletConfigAwareBean;
import org.springframework.web.context.ServletContextAwareBean;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.support.StaticWebApplicationContext;
import org.springframework.web.multipart.MaxUploadSizeExceededException;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.multipart.MultipartResolver;
import org.springframework.web.servlet.handler.SimpleMappingExceptionResolver;
import org.springframework.web.servlet.handler.SimpleUrlHandlerMapping;
import org.springframework.web.servlet.mvc.BaseCommandController;
import org.springframework.web.servlet.mvc.Controller;
import org.springframework.web.servlet.support.RequestContext;
import org.springframework.web.servlet.support.RequestContextUtils;
import org.springframework.web.servlet.theme.AbstractThemeResolver;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import org.springframework.web.util.WebUtils;
/**
* @author Rod Johnson
* @author Juergen Hoeller
* @author Rob Harrop
*/
public class DispatcherServletTests extends TestCase {
private static final String URL_KNOWN_ONLY_PARENT = "/knownOnlyToParent.do";
private MockServletConfig servletConfig;
private DispatcherServlet simpleDispatcherServlet;
private DispatcherServlet complexDispatcherServlet;
protected void setUp() throws ServletException {
servletConfig = new MockServletConfig(new MockServletContext(), "simple");
MockServletConfig complexConfig = new MockServletConfig(servletConfig.getServletContext(), "complex");
complexConfig.addInitParameter("publishContext", "false");
complexConfig.addInitParameter("class", "notWritable");
complexConfig.addInitParameter("unknownParam", "someValue");
simpleDispatcherServlet = new DispatcherServlet();
simpleDispatcherServlet.setContextClass(SimpleWebApplicationContext.class);
simpleDispatcherServlet.init(servletConfig);
complexDispatcherServlet = new DispatcherServlet();
complexDispatcherServlet.setContextClass(ComplexWebApplicationContext.class);
complexDispatcherServlet.setNamespace("test");
complexDispatcherServlet.addRequiredProperty("publishContext");
complexDispatcherServlet.init(complexConfig);
}
private ServletContext getServletContext() {
return servletConfig.getServletContext();
}
public void testDispatcherServletGetServletNameDoesNotFailWithoutConfig() {
DispatcherServlet ds = new DispatcherServlet();
assertEquals(null, ds.getServletConfig());
assertEquals(null, ds.getServletName());
assertEquals(null, ds.getServletContext());
}
public void testConfiguredDispatcherServlets() {
assertTrue("Correct namespace",
("simple" + FrameworkServlet.DEFAULT_NAMESPACE_SUFFIX).equals(simpleDispatcherServlet.getNamespace()));
assertTrue("Correct attribute",
(FrameworkServlet.SERVLET_CONTEXT_PREFIX + "simple").equals(simpleDispatcherServlet.getServletContextAttributeName()));
assertTrue("Context published",
simpleDispatcherServlet.getWebApplicationContext() ==
getServletContext().getAttribute(FrameworkServlet.SERVLET_CONTEXT_PREFIX + "simple"));
assertTrue("Correct namespace", "test".equals(complexDispatcherServlet.getNamespace()));
assertTrue("Correct attribute",
(FrameworkServlet.SERVLET_CONTEXT_PREFIX + "complex").equals(complexDispatcherServlet.getServletContextAttributeName()));
assertTrue("Context not published",
getServletContext().getAttribute(FrameworkServlet.SERVLET_CONTEXT_PREFIX + "complex") == null);
simpleDispatcherServlet.destroy();
complexDispatcherServlet.destroy();
}
public void testInvalidRequest() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/invalid.do");
MockHttpServletResponse response = new MockHttpServletResponse();
simpleDispatcherServlet.service(request, response);
assertTrue("Not forwarded", response.getForwardedUrl() == null);
assertTrue("correct error code", response.getStatus() == HttpServletResponse.SC_NOT_FOUND);
}
public void testRequestHandledEvent() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
ComplexWebApplicationContext.TestApplicationListener listener =
(ComplexWebApplicationContext.TestApplicationListener)
complexDispatcherServlet.getWebApplicationContext().getBean("testListener");
assertEquals(1, listener.counter);
}
public void testPublishEventsOff() throws Exception {
complexDispatcherServlet.setPublishEvents(false);
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
ComplexWebApplicationContext.TestApplicationListener listener =
(ComplexWebApplicationContext.TestApplicationListener)
complexDispatcherServlet.getWebApplicationContext().getBean("testListener");
assertEquals(0, listener.counter);
}
public void testFormRequest() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/form.do");
request.addPreferredLocale(Locale.CANADA);
MockHttpServletResponse response = new MockHttpServletResponse();
simpleDispatcherServlet.service(request, response);
assertTrue("forwarded to form", "form".equals(response.getForwardedUrl()));
DefaultMessageSourceResolvable resolvable = new DefaultMessageSourceResolvable(new String[] {"test"});
RequestContext rc = new RequestContext(request);
assertTrue("hasn't RequestContext attribute", request.getAttribute("rc") == null);
assertTrue("Correct WebApplicationContext",
RequestContextUtils.getWebApplicationContext(request) instanceof SimpleWebApplicationContext);
assertTrue("Correct context path", rc.getContextPath().equals(request.getContextPath()));
assertTrue("Correct locale", Locale.CANADA.equals(RequestContextUtils.getLocale(request)));
assertTrue("Correct theme",
AbstractThemeResolver.ORIGINAL_DEFAULT_THEME_NAME.equals(RequestContextUtils.getTheme(request).getName()));
assertTrue("Correct message", "Canadian & test message".equals(rc.getMessage("test")));
assertTrue("Correct WebApplicationContext", rc.getWebApplicationContext() == simpleDispatcherServlet.getWebApplicationContext());
assertTrue("Correct Errors", !(rc.getErrors(BaseCommandController.DEFAULT_COMMAND_NAME) instanceof EscapedErrors));
assertTrue("Correct Errors", !(rc.getErrors(BaseCommandController.DEFAULT_COMMAND_NAME, false) instanceof EscapedErrors));
assertTrue("Correct Errors", rc.getErrors(BaseCommandController.DEFAULT_COMMAND_NAME, true) instanceof EscapedErrors);
assertEquals("Correct message", "Canadian & test message", rc.getMessage("test"));
assertEquals("Correct message", "Canadian & test message", rc.getMessage("test", null, false));
assertEquals("Correct message", "Canadian & test message", rc.getMessage("test", null, true));
assertEquals("Correct message", "Canadian & test message", rc.getMessage(resolvable));
assertEquals("Correct message", "Canadian & test message", rc.getMessage(resolvable, false));
assertEquals("Correct message", "Canadian & test message", rc.getMessage(resolvable, true));
assertEquals("Correct message", "Canadian & test message", rc.getMessage("test", "default"));
assertEquals("Correct message", "default", rc.getMessage("testa", "default"));
assertEquals("Correct message", "default &", rc.getMessage("testa", null, "default &", true));
}
public void testParameterizableViewController() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/view.do");
request.addUserRole("role1");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertTrue("forwarded to form", "myform.jsp".equals(response.getForwardedUrl()));
}
public void testHandlerInterceptorSuppressesView() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/view.do");
request.addUserRole("role1");
request.addParameter("noView", "true");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertTrue("Not forwarded", response.getForwardedUrl() == null);
}
public void testLocaleRequest() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
request.addPreferredLocale(Locale.CANADA);
MockHttpServletResponse response = new MockHttpServletResponse();
assertEquals(98, simpleDispatcherServlet.getLastModified(request));
simpleDispatcherServlet.service(request, response);
assertTrue("Not forwarded", response.getForwardedUrl() == null);
}
public void testUnknownRequest() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/unknown.do");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals("forwarded to failed", "failed0.jsp", response.getForwardedUrl());
assertTrue("Exception exposed", request.getAttribute("exception").getClass().equals(ServletException.class));
}
public void testAnotherFormRequest() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/form.do;jsessionid=xxx");
request.addPreferredLocale(Locale.CANADA);
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertTrue("forwarded to form", "myform.jsp".equals(response.getForwardedUrl()));
assertTrue("has RequestContext attribute", request.getAttribute("rc") != null);
DefaultMessageSourceResolvable resolvable = new DefaultMessageSourceResolvable(new String[] {"test"});
RequestContext rc = (RequestContext) request.getAttribute("rc");
assertTrue("Not in HTML escaping mode", !rc.isDefaultHtmlEscape());
assertTrue("Correct WebApplicationContext", rc.getWebApplicationContext() == complexDispatcherServlet.getWebApplicationContext());
assertTrue("Correct context path", rc.getContextPath().equals(request.getContextPath()));
assertTrue("Correct locale", Locale.CANADA.equals(rc.getLocale()));
assertTrue("Correct Errors", !(rc.getErrors(BaseCommandController.DEFAULT_COMMAND_NAME) instanceof EscapedErrors));
assertTrue("Correct Errors", !(rc.getErrors(BaseCommandController.DEFAULT_COMMAND_NAME, false) instanceof EscapedErrors));
assertTrue("Correct Errors", rc.getErrors(BaseCommandController.DEFAULT_COMMAND_NAME, true) instanceof EscapedErrors);
assertEquals("Correct message", "Canadian & test message", rc.getMessage("test"));
assertEquals("Correct message", "Canadian & test message", rc.getMessage("test", null, false));
assertEquals("Correct message", "Canadian & test message", rc.getMessage("test", null, true));
assertEquals("Correct message", "Canadian & test message", rc.getMessage(resolvable));
assertEquals("Correct message", "Canadian & test message", rc.getMessage(resolvable, false));
assertEquals("Correct message", "Canadian & test message", rc.getMessage(resolvable, true));
rc.setDefaultHtmlEscape(true);
assertTrue("Is in HTML escaping mode", rc.isDefaultHtmlEscape());
assertTrue("Correct Errors", rc.getErrors(BaseCommandController.DEFAULT_COMMAND_NAME) instanceof EscapedErrors);
assertTrue("Correct Errors", !(rc.getErrors(BaseCommandController.DEFAULT_COMMAND_NAME, false) instanceof EscapedErrors));
assertTrue("Correct Errors", rc.getErrors(BaseCommandController.DEFAULT_COMMAND_NAME, true) instanceof EscapedErrors);
assertEquals("Correct message", "Canadian & test message", rc.getMessage("test"));
assertEquals("Correct message", "Canadian & test message", rc.getMessage("test", null, false));
assertEquals("Correct message", "Canadian & test message", rc.getMessage("test", null, true));
assertEquals("Correct message", "Canadian & test message", rc.getMessage(resolvable));
assertEquals("Correct message", "Canadian & test message", rc.getMessage(resolvable, false));
assertEquals("Correct message", "Canadian & test message", rc.getMessage(resolvable, true));
}
public void testAnotherLocaleRequest() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do;abc=def");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
MockHttpServletResponse response = new MockHttpServletResponse();
assertEquals(99, complexDispatcherServlet.getLastModified(request));
complexDispatcherServlet.service(request, response);
assertTrue("Not forwarded", response.getForwardedUrl() == null);
assertTrue(request.getAttribute("test1") != null);
assertTrue(request.getAttribute("test1x") == null);
assertTrue(request.getAttribute("test1y") == null);
assertTrue(request.getAttribute("test2") != null);
assertTrue(request.getAttribute("test2x") == null);
assertTrue(request.getAttribute("test2y") == null);
assertTrue(request.getAttribute("test3") != null);
assertTrue(request.getAttribute("test3x") != null);
assertTrue(request.getAttribute("test3y") != null);
}
public void testExistingMultipartRequest() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do;abc=def");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
MockHttpServletResponse response = new MockHttpServletResponse();
ComplexWebApplicationContext.MockMultipartResolver multipartResolver =
(ComplexWebApplicationContext.MockMultipartResolver)
complexDispatcherServlet.getWebApplicationContext().getBean("multipartResolver");
MultipartHttpServletRequest multipartRequest = multipartResolver.resolveMultipart(request);
complexDispatcherServlet.service(multipartRequest, response);
multipartResolver.cleanupMultipart(multipartRequest);
assertNotNull(request.getAttribute("cleanedUp"));
}
public void testMultipartResolutionFailed() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do;abc=def");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
request.setAttribute("fail", Boolean.TRUE);
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertTrue("forwarded to failed", "failed0.jsp".equals(response.getForwardedUrl()));
assertEquals(200, response.getStatus());
assertTrue("correct exception",
request.getAttribute(SimpleMappingExceptionResolver.DEFAULT_EXCEPTION_ATTRIBUTE) instanceof MaxUploadSizeExceededException);
}
public void testHandlerInterceptorAbort() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
request.addParameter("abort", "true");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertTrue("Not forwarded", response.getForwardedUrl() == null);
assertTrue(request.getAttribute("test1") != null);
assertTrue(request.getAttribute("test1x") != null);
assertTrue(request.getAttribute("test1y") == null);
assertTrue(request.getAttribute("test2") == null);
assertTrue(request.getAttribute("test2x") == null);
assertTrue(request.getAttribute("test2y") == null);
}
public void testModelAndViewDefiningException() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
request.addParameter("fail", "yes");
MockHttpServletResponse response = new MockHttpServletResponse();
try {
complexDispatcherServlet.service(request, response);
assertEquals(200, response.getStatus());
assertTrue("forwarded to failed", "failed1.jsp".equals(response.getForwardedUrl()));
}
catch (ServletException ex) {
fail("Should not have thrown ServletException: " + ex.getMessage());
}
}
public void testSimpleMappingExceptionResolverWithSpecificHandler1() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
request.addParameter("access", "yes");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals(200, response.getStatus());
assertEquals("forwarded to failed", "failed2.jsp", response.getForwardedUrl());
assertTrue("Exception exposed", request.getAttribute("exception") instanceof IllegalAccessException);
}
public void testSimpleMappingExceptionResolverWithSpecificHandler2() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
request.addParameter("servlet", "yes");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals(200, response.getStatus());
assertEquals("forwarded to failed", "failed3.jsp", response.getForwardedUrl());
assertTrue("Exception exposed", request.getAttribute("exception") instanceof ServletException);
}
public void testSimpleMappingExceptionResolverWithAllHandlers1() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/loc.do");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
request.addParameter("access", "yes");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals(500, response.getStatus());
assertEquals("forwarded to failed", "failed1.jsp", response.getForwardedUrl());
assertTrue("Exception exposed", request.getAttribute("exception") instanceof IllegalAccessException);
}
public void testSimpleMappingExceptionResolverWithAllHandlers2() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/loc.do");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
request.addParameter("servlet", "yes");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals(500, response.getStatus());
assertEquals("forwarded to failed", "failed1.jsp", response.getForwardedUrl());
assertTrue("Exception exposed", request.getAttribute("exception") instanceof ServletException);
}
public void testSimpleMappingExceptionResolverWithDefaultErrorView() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
request.addParameter("exception", "yes");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals(200, response.getStatus());
assertEquals("forwarded to failed", "failed0.jsp", response.getForwardedUrl());
assertTrue("Exception exposed", request.getAttribute("exception").getClass().equals(RuntimeException.class));
}
public void testLocaleChangeInterceptor1() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
request.addPreferredLocale(Locale.GERMAN);
request.addUserRole("role2");
request.addParameter("locale", "en");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals(200, response.getStatus());
assertEquals("forwarded to failed", "failed0.jsp", response.getForwardedUrl());
assertTrue("Exception exposed", request.getAttribute("exception").getClass().equals(ServletException.class));
}
public void testLocaleChangeInterceptor2() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
request.addPreferredLocale(Locale.GERMAN);
request.addUserRole("role2");
request.addParameter("locale", "en");
request.addParameter("locale2", "en_CA");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertTrue("Not forwarded", response.getForwardedUrl() == null);
}
public void testThemeChangeInterceptor1() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
request.addParameter("theme", "mytheme");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals(200, response.getStatus());
assertEquals("forwarded to failed", "failed0.jsp", response.getForwardedUrl());
assertTrue("Exception exposed", request.getAttribute("exception").getClass().equals(ServletException.class));
}
public void testThemeChangeInterceptor2() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
request.addPreferredLocale(Locale.CANADA);
request.addUserRole("role1");
request.addParameter("theme", "mytheme");
request.addParameter("theme2", "theme");
MockHttpServletResponse response = new MockHttpServletResponse();
try {
complexDispatcherServlet.service(request, response);
assertTrue("Not forwarded", response.getForwardedUrl() == null);
}
catch (ServletException ex) {
fail("Should not have thrown ServletException: " + ex.getMessage());
}
}
public void testNotAuthorized() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/locale.do");
request.addPreferredLocale(Locale.CANADA);
MockHttpServletResponse response = new MockHttpServletResponse();
try {
complexDispatcherServlet.service(request, response);
assertTrue("Correct response", response.getStatus() == HttpServletResponse.SC_FORBIDDEN);
}
catch (ServletException ex) {
fail("Should not have thrown ServletException: " + ex.getMessage());
}
}
public void testHeadMethodWithExplicitHandling() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "HEAD", "/head.do");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals(5, response.getContentLength());
request = new MockHttpServletRequest(getServletContext(), "GET", "/head.do");
response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals("", response.getContentAsString());
}
public void testHeadMethodWithNoBodyResponse() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "HEAD", "/body.do");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals(4, response.getContentLength());
request = new MockHttpServletRequest(getServletContext(), "GET", "/body.do");
response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals("body", response.getContentAsString());
}
public void testNotDetectAllHandlerMappings() throws ServletException, IOException {
DispatcherServlet complexDispatcherServlet = new DispatcherServlet();
complexDispatcherServlet.setContextClass(ComplexWebApplicationContext.class);
complexDispatcherServlet.setNamespace("test");
complexDispatcherServlet.setDetectAllHandlerMappings(false);
complexDispatcherServlet.init(new MockServletConfig(getServletContext(), "complex"));
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/unknown.do");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertTrue(response.getStatus() == HttpServletResponse.SC_NOT_FOUND);
}
public void testHandlerNotMappedWithAutodetect() throws ServletException, IOException {
DispatcherServlet complexDispatcherServlet = new DispatcherServlet();
// no parent
complexDispatcherServlet.setContextClass(ComplexWebApplicationContext.class);
complexDispatcherServlet.setNamespace("test");
complexDispatcherServlet.init(new MockServletConfig(getServletContext(), "complex"));
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET",
URL_KNOWN_ONLY_PARENT);
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals(HttpServletResponse.SC_NOT_FOUND, response.getStatus());
}
public void testDetectHandlerMappingFromParent() throws ServletException, IOException {
// create a parent context that includes a mapping
StaticWebApplicationContext parent = new StaticWebApplicationContext();
parent.setServletContext(servletConfig.getServletContext());
parent.registerSingleton("parentHandler", ControllerFromParent.class, new MutablePropertyValues());
MutablePropertyValues pvs = new MutablePropertyValues();
pvs.addPropertyValue(new PropertyValue("mappings", URL_KNOWN_ONLY_PARENT + "=parentHandler"));
parent.registerSingleton("parentMapping", SimpleUrlHandlerMapping.class, pvs);
parent.refresh();
DispatcherServlet complexDispatcherServlet = new DispatcherServlet();
// will have parent
complexDispatcherServlet.setContextClass(ComplexWebApplicationContext.class);
complexDispatcherServlet.setNamespace("test");
ServletConfig config = new MockServletConfig(getServletContext(), "complex");
config.getServletContext().setAttribute(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE, parent);
complexDispatcherServlet.init(config);
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET",
URL_KNOWN_ONLY_PARENT);
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertFalse("Matched through parent controller/handler pair: not response=" + response.getStatus(),
response.getStatus() == HttpServletResponse.SC_NOT_FOUND);
}
public void testDetectAllHandlerAdapters() throws ServletException, IOException {
DispatcherServlet complexDispatcherServlet = new DispatcherServlet();
complexDispatcherServlet.setContextClass(ComplexWebApplicationContext.class);
complexDispatcherServlet.setNamespace("test");
complexDispatcherServlet.init(new MockServletConfig(getServletContext(), "complex"));
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/servlet.do");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals("body", response.getContentAsString());
request = new MockHttpServletRequest(getServletContext(), "GET", "/form.do");
response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertTrue("forwarded to form", "myform.jsp".equals(response.getForwardedUrl()));
}
public void testNotDetectAllHandlerAdapters() throws ServletException, IOException {
DispatcherServlet complexDispatcherServlet = new DispatcherServlet();
complexDispatcherServlet.setContextClass(ComplexWebApplicationContext.class);
complexDispatcherServlet.setNamespace("test");
complexDispatcherServlet.setDetectAllHandlerAdapters(false);
complexDispatcherServlet.init(new MockServletConfig(getServletContext(), "complex"));
// only ServletHandlerAdapter with bean name "handlerAdapter" detected
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/servlet.do");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals("body", response.getContentAsString());
// SimpleControllerHandlerAdapter not detected
request = new MockHttpServletRequest(getServletContext(), "GET", "/form.do");
response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals("forwarded to failed", "failed0.jsp", response.getForwardedUrl());
assertTrue("Exception exposed", request.getAttribute("exception").getClass().equals(ServletException.class));
}
public void testNotDetectAllHandlerExceptionResolvers() throws ServletException, IOException {
DispatcherServlet complexDispatcherServlet = new DispatcherServlet();
complexDispatcherServlet.setContextClass(ComplexWebApplicationContext.class);
complexDispatcherServlet.setNamespace("test");
complexDispatcherServlet.setDetectAllHandlerExceptionResolvers(false);
complexDispatcherServlet.init(new MockServletConfig(getServletContext(), "complex"));
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/unknown.do");
MockHttpServletResponse response = new MockHttpServletResponse();
try {
complexDispatcherServlet.service(request, response);
fail("Should have thrown ServletException");
}
catch (ServletException ex) {
// expected
assertTrue(ex.getMessage().indexOf("No adapter for handler") != -1);
}
}
public void testNotDetectAllViewResolvers() throws ServletException, IOException {
DispatcherServlet complexDispatcherServlet = new DispatcherServlet();
complexDispatcherServlet.setContextClass(ComplexWebApplicationContext.class);
complexDispatcherServlet.setNamespace("test");
complexDispatcherServlet.setDetectAllViewResolvers(false);
complexDispatcherServlet.init(new MockServletConfig(getServletContext(), "complex"));
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/unknown.do");
MockHttpServletResponse response = new MockHttpServletResponse();
try {
complexDispatcherServlet.service(request, response);
fail("Should have thrown ServletException");
}
catch (ServletException ex) {
// expected
assertTrue(ex.getMessage().indexOf("failed0") != -1);
}
}
public void testCleanupAfterIncludeWithRemove() throws ServletException, IOException {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/main.do");
MockHttpServletResponse response = new MockHttpServletResponse();
request.setAttribute("test1", "value1");
request.setAttribute("test2", "value2");
WebApplicationContext wac = new StaticWebApplicationContext();
request.setAttribute(DispatcherServlet.WEB_APPLICATION_CONTEXT_ATTRIBUTE, wac);
request.setAttribute(WebUtils.INCLUDE_REQUEST_URI_ATTRIBUTE, "/form.do");
simpleDispatcherServlet.service(request, response);
assertTrue("forwarded to form", "form".equals(response.getIncludedUrl()));
assertEquals("value1", request.getAttribute("test1"));
assertEquals("value2", request.getAttribute("test2"));
assertEquals(wac, request.getAttribute(DispatcherServlet.WEB_APPLICATION_CONTEXT_ATTRIBUTE));
assertNull(request.getAttribute(HandlerMapping.PATH_WITHIN_HANDLER_MAPPING_ATTRIBUTE));
assertNull(request.getAttribute("command"));
}
public void testCleanupAfterIncludeWithRestore() throws ServletException, IOException {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/main.do");
MockHttpServletResponse response = new MockHttpServletResponse();
request.setAttribute("test1", "value1");
request.setAttribute("test2", "value2");
WebApplicationContext wac = new StaticWebApplicationContext();
request.setAttribute(DispatcherServlet.WEB_APPLICATION_CONTEXT_ATTRIBUTE, wac);
TestBean command = new TestBean();
request.setAttribute("command", command);
request.setAttribute(WebUtils.INCLUDE_REQUEST_URI_ATTRIBUTE, "/form.do");
simpleDispatcherServlet.service(request, response);
assertTrue("forwarded to form", "form".equals(response.getIncludedUrl()));
assertEquals("value1", request.getAttribute("test1"));
assertEquals("value2", request.getAttribute("test2"));
assertSame(wac, request.getAttribute(DispatcherServlet.WEB_APPLICATION_CONTEXT_ATTRIBUTE));
assertSame(command, request.getAttribute("command"));
}
public void testNoCleanupAfterInclude() throws ServletException, IOException {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/main.do");
MockHttpServletResponse response = new MockHttpServletResponse();
request.setAttribute("test1", "value1");
request.setAttribute("test2", "value2");
WebApplicationContext wac = new StaticWebApplicationContext();
request.setAttribute(DispatcherServlet.WEB_APPLICATION_CONTEXT_ATTRIBUTE, wac);
TestBean command = new TestBean();
request.setAttribute("command", command);
request.setAttribute(WebUtils.INCLUDE_REQUEST_URI_ATTRIBUTE, "/form.do");
simpleDispatcherServlet.setCleanupAfterInclude(false);
simpleDispatcherServlet.service(request, response);
assertTrue("forwarded to form", "form".equals(response.getIncludedUrl()));
assertEquals("value1", request.getAttribute("test1"));
assertEquals("value2", request.getAttribute("test2"));
assertSame(wac, request.getAttribute(DispatcherServlet.WEB_APPLICATION_CONTEXT_ATTRIBUTE));
assertNotSame(command, request.getAttribute("command"));
}
public void testServletHandlerAdapter() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/servlet.do");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals("body", response.getContentAsString());
Servlet myServlet = (Servlet) complexDispatcherServlet.getWebApplicationContext().getBean("myServlet");
assertEquals("complex", myServlet.getServletConfig().getServletName());
assertEquals(getServletContext(), myServlet.getServletConfig().getServletContext());
complexDispatcherServlet.destroy();
assertNull(myServlet.getServletConfig());
}
public void testThrowawayController() throws Exception {
SimpleWebApplicationContext.TestThrowawayController.counter = 0;
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/throwaway.do");
request.addParameter("myInt", "5");
MockHttpServletResponse response = new MockHttpServletResponse();
simpleDispatcherServlet.service(request, response);
assertTrue("Correct response", "view5".equals(response.getForwardedUrl()));
assertEquals(1, SimpleWebApplicationContext.TestThrowawayController.counter);
request = new MockHttpServletRequest(getServletContext(), "GET", "/throwaway.do");
request.addParameter("myInt", "5");
response = new MockHttpServletResponse();
simpleDispatcherServlet.service(request, response);
assertTrue("Correct response", "view5".equals(response.getForwardedUrl()));
assertEquals(2, SimpleWebApplicationContext.TestThrowawayController.counter);
}
public void testThrowawayControllerWithBindingFailure() throws Exception {
SimpleWebApplicationContext.TestThrowawayController.counter = 0;
MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", "/throwaway.do");
request.addParameter("myInt", "5x");
MockHttpServletResponse response = new MockHttpServletResponse();
try {
simpleDispatcherServlet.service(request, response);
fail("Should have thrown ServletException");
}
catch (ServletException ex) {
// expected
assertTrue(ex.getRootCause() instanceof BindException);
assertEquals(1, SimpleWebApplicationContext.TestThrowawayController.counter);
}
}
public void testWebApplicationContextLookup() {
MockServletContext servletContext = new MockServletContext();
MockHttpServletRequest request = new MockHttpServletRequest(servletContext, "GET", "/invalid.do");
try {
RequestContextUtils.getWebApplicationContext(request);
fail("Should have thrown IllegalStateException");
}
catch (IllegalStateException ex) {
// expected
}
try {
RequestContextUtils.getWebApplicationContext(request, servletContext);
fail("Should have thrown IllegalStateException");
}
catch (IllegalStateException ex) {
// expected
}
servletContext.setAttribute(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE,
new StaticWebApplicationContext());
try {
RequestContextUtils.getWebApplicationContext(request, servletContext);
}
catch (IllegalStateException ex) {
fail("Should not have thrown IllegalStateException: " + ex.getMessage());
}
}
public void testWithNoView() throws Exception {
MockServletContext servletContext = new MockServletContext();
MockHttpServletRequest request = new MockHttpServletRequest(servletContext, "GET", "/noview.do");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals("noview.jsp", response.getForwardedUrl());
}
public void testWithNoViewNested() throws Exception {
MockServletContext servletContext = new MockServletContext();
MockHttpServletRequest request = new MockHttpServletRequest(servletContext, "GET", "/noview/simple.do");
MockHttpServletResponse response = new MockHttpServletResponse();
complexDispatcherServlet.service(request, response);
assertEquals("noview/simple.jsp", response.getForwardedUrl());
}
public void testWithNoViewAndSamePath() throws Exception {
InternalResourceViewResolver vr = (InternalResourceViewResolver)
complexDispatcherServlet.getWebApplicationContext().getBean("viewResolver2");
vr.setSuffix("");
MockServletContext servletContext = new MockServletContext();
MockHttpServletRequest request = new MockHttpServletRequest(servletContext, "GET", "/noview");
MockHttpServletResponse response = new MockHttpServletResponse();
try {
complexDispatcherServlet.service(request, response);
fail("Should have thrown ServletException");
}
catch (ServletException ex) {
ex.printStackTrace();
}
}
public void testDispatcherServletRefresh() throws ServletException {
MockServletContext servletContext = new MockServletContext("org/springframework/web/context");
DispatcherServlet servlet = new DispatcherServlet();
servlet.init(new MockServletConfig(servletContext, "empty"));
ServletContextAwareBean contextBean = (ServletContextAwareBean)
servlet.getWebApplicationContext().getBean("servletContextAwareBean");
ServletConfigAwareBean configBean = (ServletConfigAwareBean)
servlet.getWebApplicationContext().getBean("servletConfigAwareBean");
assertSame(servletContext, contextBean.getServletContext());
assertSame(servlet.getServletConfig(), configBean.getServletConfig());
MultipartResolver multipartResolver = servlet.getMultipartResolver();
assertNotNull(multipartResolver);
servlet.refresh();
ServletContextAwareBean contextBean2 = (ServletContextAwareBean)
servlet.getWebApplicationContext().getBean("servletContextAwareBean");
ServletConfigAwareBean configBean2 = (ServletConfigAwareBean)
servlet.getWebApplicationContext().getBean("servletConfigAwareBean");
assertSame(servletContext, contextBean2.getServletContext());
assertSame(servlet.getServletConfig(), configBean2.getServletConfig());
assertTrue(contextBean != contextBean2);
assertTrue(configBean != configBean2);
MultipartResolver multipartResolver2 = servlet.getMultipartResolver();
assertTrue(multipartResolver != multipartResolver2);
servlet.destroy();
}
public void testDispatcherServletContextRefresh() throws ServletException {
MockServletContext servletContext = new MockServletContext("org/springframework/web/context");
DispatcherServlet servlet = new DispatcherServlet();
servlet.init(new MockServletConfig(servletContext, "empty"));
ServletContextAwareBean contextBean = (ServletContextAwareBean)
servlet.getWebApplicationContext().getBean("servletContextAwareBean");
ServletConfigAwareBean configBean = (ServletConfigAwareBean)
servlet.getWebApplicationContext().getBean("servletConfigAwareBean");
assertSame(servletContext, contextBean.getServletContext());
assertSame(servlet.getServletConfig(), configBean.getServletConfig());
MultipartResolver multipartResolver = servlet.getMultipartResolver();
assertNotNull(multipartResolver);
((ConfigurableApplicationContext) servlet.getWebApplicationContext()).refresh();
ServletContextAwareBean contextBean2 = (ServletContextAwareBean)
servlet.getWebApplicationContext().getBean("servletContextAwareBean");
ServletConfigAwareBean configBean2 = (ServletConfigAwareBean)
servlet.getWebApplicationContext().getBean("servletConfigAwareBean");
assertSame(servletContext, contextBean2.getServletContext());
assertSame(servlet.getServletConfig(), configBean2.getServletConfig());
assertTrue(contextBean != contextBean2);
assertTrue(configBean != configBean2);
MultipartResolver multipartResolver2 = servlet.getMultipartResolver();
assertTrue(multipartResolver != multipartResolver2);
servlet.destroy();
}
public static class ControllerFromParent implements Controller {
public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception {
return new ModelAndView(ControllerFromParent.class.getName());
}
}
}