/*
 * 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.protocol.servlet;

import java.lang.reflect.Method;
import java.net.URI;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;

import org.jboss.arquillian.container.spi.client.protocol.metadata.HTTPContext;
import org.jboss.arquillian.container.spi.client.protocol.metadata.Servlet;
import org.jboss.arquillian.container.test.api.TargetsContainer;
import org.junit.Assert;
import org.junit.Test;


/**
 * ServletProtocolTestCase
 *
 * @author <a href="mailto:aslak@redhat.com">Aslak Knutsen</a>
 * @version $Revision: $
 */
public class BaseServletProtocolTestCase
{
   @Test
   public void shouldFindTestServletInMetadata() throws Exception
   {
      ServletProtocolConfiguration config = new ServletProtocolConfiguration();

      HTTPContext testContext = new HTTPContext("127.0.0.1", 8080)
         .add(new Servlet(ServletMethodExecutor.ARQUILLIAN_SERVLET_NAME, "test"));
      
      Method testMethod = getTestMethod("testNoAnnotations");
      
      ServletURIHandler handler = new ServletURIHandler(config, to(testContext));
      URI result = handler.locateTestServlet(testMethod);
      
      Assert.assertEquals("http://127.0.0.1:8080/test", result.toString());
   }
   
   @Test
   public void shouldOverrideMetadata() throws Exception
   {
      ServletProtocolConfiguration config = new ServletProtocolConfiguration();
      config.setScheme("https");
      config.setHost("10.10.10.1");
      config.setPort(90);
      
      HTTPContext testContext = new HTTPContext("127.0.0.1", 8080)
      .add(new Servlet(ServletMethodExecutor.ARQUILLIAN_SERVLET_NAME, "test"));
   
      Method testMethod = getTestMethod("testNoAnnotations");
      
      ServletURIHandler handler = new ServletURIHandler(config, to(testContext));
      URI result = handler.locateTestServlet(testMethod);

      Assert.assertEquals("https://10.10.10.1:90/test", result.toString());
   }
   
   @Test
   public void shouldMatchNamedTargetedContext() throws Exception
   {
      ServletProtocolConfiguration config = new ServletProtocolConfiguration();

      HTTPContext testContextOne = new HTTPContext("Y", "127.0.0.1", 8080)
         .add(new Servlet(ServletMethodExecutor.ARQUILLIAN_SERVLET_NAME, "test"));

      HTTPContext testContextTwo = new HTTPContext("X", "127.0.0.1", 8081)
         .add(new Servlet(ServletMethodExecutor.ARQUILLIAN_SERVLET_NAME, "test"));
      
      Method testMethod = getTestMethod("testTargeted");
      
      ServletURIHandler handler = new ServletURIHandler(config, to(testContextOne, testContextTwo));
      URI result = handler.locateTestServlet(testMethod);
      
      Assert.assertEquals("http://127.0.0.1:8081/test", result.toString());
   }

   @Test
   public void shouldOverrideMatchNamedTargetedContext() throws Exception
   {
      ServletProtocolConfiguration config = new ServletProtocolConfiguration();
      config.setScheme("https");
      config.setHost("10.10.10.1");
      config.setPort(90);
      
      HTTPContext testContextOne = new HTTPContext("Y", "127.0.0.1", 8080)
         .add(new Servlet(ServletMethodExecutor.ARQUILLIAN_SERVLET_NAME, "testY"));

      HTTPContext testContextTwo = new HTTPContext("X", "127.0.0.1", 8081)
         .add(new Servlet(ServletMethodExecutor.ARQUILLIAN_SERVLET_NAME, "testX"));
   
      Method testMethod = getTestMethod("testTargeted");
      
      ServletURIHandler handler = new ServletURIHandler(config, to(testContextOne, testContextTwo));
      URI result = handler.locateTestServlet(testMethod);

      Assert.assertEquals("https://10.10.10.1:90/testX", result.toString());
   }
   
   @Test(expected = IllegalArgumentException.class)
   public void shouldThrowExceptionOnMissingNamedTargetedContext() throws Exception
   {
      ServletProtocolConfiguration config = new ServletProtocolConfiguration();

      HTTPContext testContextOne = new HTTPContext("Y", "127.0.0.1", 8080)
         .add(new Servlet(ServletMethodExecutor.ARQUILLIAN_SERVLET_NAME, "test"));
      
      Method testMethod = getTestMethod("testTargeted");
      
      ServletURIHandler handler = new ServletURIHandler(config, to(testContextOne));
      handler.locateTestServlet(testMethod);
   }

   private Collection<HTTPContext> to(HTTPContext... inputs)
   {
      List<HTTPContext> contexts = new ArrayList<HTTPContext>();
      Collections.addAll(contexts, inputs);
      return contexts;
   }

   private Method getTestMethod(String methodName) throws Exception
   {
      return getClass().getDeclaredMethod(methodName);
   }


   /*
    * Methods used for ServletURIHandler HTTPContext lookups. 
    */
   
   @SuppressWarnings("unused")
   private void testNoAnnotations() {}

   @TargetsContainer("X")
   private void testTargeted() {}
}
