/*
 * JBoss, Home of Professional Open Source
 * Copyright 2011 Red Hat Inc. and/or its affiliates and other contributors
 * as indicated by the @authors tag. All rights reserved.
 * See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * 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.jboss.arquillian.container.glassfish.embedded_3_1.app;

import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.util.Map;

import javax.servlet.ServletException;
import javax.servlet.ServletRegistration;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import junit.framework.Assert;

import org.apache.catalina.Container;
import org.glassfish.embeddable.GlassFish;
import org.glassfish.embeddable.GlassFishRuntime;
import org.glassfish.embeddable.web.Context;
import org.glassfish.embeddable.web.VirtualServer;
import org.glassfish.embeddable.web.WebContainer;
import org.jboss.shrinkwrap.api.Archive;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.exporter.ZipExporter;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.junit.Test;

import com.sun.enterprise.web.WebModule;

/**
 * UndeployIssueTestCase
 *
 * @author <a href="mailto:aslak@redhat.com">Aslak Knutsen</a>
 * @version $Revision: $
 */
public class ContextIssueTestCase
{
   @WebServlet(urlPatterns = "/*")
   public static class MyServlet extends HttpServlet
   {
      private static final long serialVersionUID = 1L;

      @Override
      protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException
      {
         resp.getWriter().write("_test_");
      }
   }
   
   @Test
   public void shouldBeAbleToDeploy() throws Exception
   {
      GlassFish glassfish = GlassFishRuntime.bootstrap().newGlassFish();
      
      try
      {
         glassfish.start();
         
         WebArchive leakingDeployment = ShrinkWrap.create(WebArchive.class)         
                               .addClasses(MyServlet.class);
      
         glassfish.getDeployer().deploy(
               toURI(leakingDeployment), 
               "--name", createDeploymentName(leakingDeployment.getName()));
         
         Assert.assertEquals(1, glassfish.getDeployer().getDeployedApplications().size());

         WebContainer webContainer = glassfish.getService(WebContainer.class);
         
         Assert.assertEquals(1, webContainer.getVirtualServers().size());
         
         for(VirtualServer virtualServer : webContainer.getVirtualServers()) 
         {
            Assert.assertTrue(virtualServer instanceof com.sun.enterprise.web.VirtualServer);
            if(virtualServer instanceof com.sun.enterprise.web.VirtualServer)
            {
               Container container = ((com.sun.enterprise.web.VirtualServer)virtualServer).findChild("/" + createDeploymentName(leakingDeployment.getName()));
               Assert.assertNotNull(container);
               System.out.println(container);
            }
            
            // No Contexts found on virtual server
            Assert.assertEquals(1, virtualServer.getContexts().size());
            for(Context context : virtualServer.getContexts()) 
            {
               if(context instanceof WebModule)
               {
                  WebModule webModule = (WebModule)context;
                  for(Map.Entry<String, ? extends ServletRegistration> servletRegistration : webModule.getServletRegistrations().entrySet())
                  {
                     System.out.println(webModule.getContextPath() + ":" + servletRegistration.getKey());
                  }
               }
            }
         }
         
         glassfish.getDeployer().undeploy(createDeploymentName(leakingDeployment.getName()));

      }
      finally
      {
         glassfish.stop();
      }
   }
   
   private String createDeploymentName(String archiveName) 
   {
      String correctedName = archiveName;
      if(correctedName.startsWith("/"))
      {
         correctedName = correctedName.substring(1);
      }
      if(correctedName.indexOf(".") != -1)
      {
         correctedName = correctedName.substring(0, archiveName.lastIndexOf(".")-1);
      }
      return correctedName;
   }
   
   public static URI toURI(final Archive<?> archive)
   {
      // create a random named temp file, then delete and use it as a directory for export
      try
      {
      File root = File.createTempFile("arquillian", archive.getName());
      root.delete();
      root.mkdirs();
      
      File deployment = new File(root, archive.getName());
      deployment.deleteOnExit();
      archive.as(ZipExporter.class).exportTo(deployment, true);
      return deployment.toURI();
      }
      catch (Exception e) 
      {
         throw new RuntimeException("Could not export deployment to temp", e);
      }
   }
}