| /** |
| * Copyright (C) 2008 Google Inc. |
| * |
| * 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 com.google.inject.servlet; |
| |
| import static org.easymock.EasyMock.createMock; |
| import static org.easymock.EasyMock.expect; |
| import static org.easymock.EasyMock.replay; |
| import static org.easymock.EasyMock.verify; |
| |
| import com.google.inject.Guice; |
| import com.google.inject.Injector; |
| import com.google.inject.Key; |
| import com.google.inject.Singleton; |
| |
| import junit.framework.TestCase; |
| |
| import java.io.IOException; |
| |
| import javax.servlet.Filter; |
| import javax.servlet.FilterChain; |
| import javax.servlet.FilterConfig; |
| import javax.servlet.ServletConfig; |
| import javax.servlet.ServletException; |
| import javax.servlet.ServletRequest; |
| import javax.servlet.ServletResponse; |
| import javax.servlet.http.HttpServlet; |
| import javax.servlet.http.HttpServletRequest; |
| |
| /** |
| * Tests the FilterPipeline that dispatches to guice-managed servlets, |
| * is a full integration test, with a real injector. |
| * |
| * @author Dhanji R. Prasanna (dhanji gmail com) |
| */ |
| public class VarargsServletDispatchIntegrationTest extends TestCase { |
| private static int inits, services, destroys, doFilters; |
| |
| @Override |
| public void setUp() { |
| inits = 0; |
| services = 0; |
| destroys = 0; |
| doFilters = 0; |
| |
| GuiceFilter.reset(); |
| } |
| |
| public final void testDispatchRequestToManagedPipelineServlets() |
| throws ServletException, IOException { |
| final Injector injector = Guice.createInjector(new ServletModule() { |
| |
| @Override |
| protected void configureServlets() { |
| serve("/*", "/index.html").with(TestServlet.class); |
| |
| // These servets should never fire... (ordering test) |
| serve("*.html", "/o/*", "/index/*", "*.jsp").with(Key.get(NeverServlet.class)); |
| } |
| }); |
| |
| final FilterPipeline pipeline = injector.getInstance(FilterPipeline.class); |
| |
| pipeline.initPipeline(null); |
| |
| //create ourselves a mock request with test URI |
| HttpServletRequest requestMock = createMock(HttpServletRequest.class); |
| |
| expect(requestMock.getRequestURI()) |
| .andReturn("/index.html") |
| .times(1); |
| expect(requestMock.getContextPath()) |
| .andReturn("") |
| .anyTimes(); |
| |
| //dispatch request |
| replay(requestMock); |
| |
| pipeline.dispatch(requestMock, null, createMock(FilterChain.class)); |
| pipeline.destroyPipeline(); |
| |
| verify(requestMock); |
| |
| assertTrue("lifecycle states did not fire correct number of times-- inits: " + inits + "; dos: " |
| + services + "; destroys: " + destroys, |
| inits == 2 && services == 1 && destroys == 2); |
| } |
| |
| public final void testVarargsSkipDispatchRequestToManagedPipelineServlets() |
| throws ServletException, IOException { |
| final Injector injector = Guice.createInjector(new ServletModule() { |
| |
| @Override |
| protected void configureServlets() { |
| serve("/notindex", "/&*", "/index.html").with(TestServlet.class); |
| |
| // These servets should never fire... (ordering test) |
| serve("*.html", "/*", "/index/*", "*.jsp").with(Key.get(NeverServlet.class)); |
| } |
| }); |
| |
| final FilterPipeline pipeline = injector.getInstance(FilterPipeline.class); |
| |
| pipeline.initPipeline(null); |
| |
| //create ourselves a mock request with test URI |
| HttpServletRequest requestMock = createMock(HttpServletRequest.class); |
| |
| expect(requestMock.getRequestURI()) |
| .andReturn("/index.html") |
| .times(3); |
| expect(requestMock.getContextPath()) |
| .andReturn("") |
| .anyTimes(); |
| |
| //dispatch request |
| replay(requestMock); |
| |
| pipeline.dispatch(requestMock, null, createMock(FilterChain.class)); |
| pipeline.destroyPipeline(); |
| |
| verify(requestMock); |
| |
| assertTrue("lifecycle states did not fire correct number of times-- inits: " + inits + "; dos: " |
| + services + "; destroys: " + destroys, |
| inits == 2 && services == 1 && destroys == 2); |
| } |
| |
| public final void testDispatchRequestToManagedPipelineWithFilter() |
| throws ServletException, IOException { |
| final Injector injector = Guice.createInjector(new ServletModule() { |
| |
| @Override |
| protected void configureServlets() { |
| filter("/*").through(TestFilter.class); |
| |
| serve("/*").with(TestServlet.class); |
| |
| // These servets should never fire... |
| serve("*.html", "/y/*", "/index/*", "*.jsp").with(Key.get(NeverServlet.class)); |
| |
| } |
| }); |
| |
| final FilterPipeline pipeline = injector.getInstance(FilterPipeline.class); |
| |
| pipeline.initPipeline(null); |
| |
| //create ourselves a mock request with test URI |
| HttpServletRequest requestMock = createMock(HttpServletRequest.class); |
| |
| expect(requestMock.getRequestURI()) |
| .andReturn("/index.html") |
| .times(2); |
| expect(requestMock.getContextPath()) |
| .andReturn("") |
| .anyTimes(); |
| |
| //dispatch request |
| replay(requestMock); |
| |
| pipeline.dispatch(requestMock, null, createMock(FilterChain.class)); |
| |
| pipeline.destroyPipeline(); |
| |
| verify(requestMock); |
| |
| assertTrue("lifecycle states did not fire correct number of times-- inits: " + inits + "; dos: " |
| + services + "; destroys: " + destroys, |
| inits == 3 && services == 1 && destroys == 3 && doFilters == 1); |
| } |
| |
| @Singleton |
| public static class TestServlet extends HttpServlet { |
| public void init(ServletConfig filterConfig) throws ServletException { |
| inits++; |
| } |
| |
| public void service(ServletRequest servletRequest, ServletResponse servletResponse) |
| throws IOException, ServletException { |
| services++; |
| } |
| |
| public void destroy() { |
| destroys++; |
| } |
| } |
| |
| @Singleton |
| public static class NeverServlet extends HttpServlet { |
| public void init(ServletConfig filterConfig) throws ServletException { |
| inits++; |
| } |
| |
| public void service(ServletRequest servletRequest, ServletResponse servletResponse) |
| throws IOException, ServletException { |
| assertTrue("NeverServlet was fired, when it should not have been.", false); |
| } |
| |
| public void destroy() { |
| destroys++; |
| } |
| } |
| |
| @Singleton |
| public static class TestFilter implements Filter { |
| public void init(FilterConfig filterConfig) throws ServletException { |
| inits++; |
| } |
| |
| public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, |
| FilterChain filterChain) throws IOException, ServletException { |
| doFilters++; |
| filterChain.doFilter(servletRequest, servletResponse); |
| } |
| |
| public void destroy() { |
| destroys++; |
| } |
| } |
| } |