/*
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2007-2008 Sun Microsystems, Inc. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
 * accompanied this code.  If applicable, add the following below the License
 * Header, with the fields enclosed by brackets [] replaced by your own
 * identifying information: "Portions Copyrighted [year]
 * [name of copyright owner]"
 *
 * Contributor(s):
 *
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 *
 */
package com.sun.grizzly.http;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.logging.Logger;

import javax.servlet.Servlet;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import junit.framework.TestCase;

import com.sun.grizzly.http.embed.GrizzlyWebServer;
import com.sun.grizzly.http.servlet.ServletAdapter;
import com.sun.grizzly.http.servlet.deployer.GrizzlyWebServerDeployer;
import com.sun.grizzly.util.ClassLoaderUtil;

/**
 * {@link GrizzlyWebServer} tests.
 * 
 * @author Sebastien Dionne
 * @since 2009/04/15
 */
public class JSPGrizzlyWebServerTest extends TestCase {

	public static final int PORT = 18890 + 10;
	private static Logger logger = Logger.getLogger("grizzly.test");
	private GrizzlyWebServer gws;

	/**
	 * Want to test multiple servletMapping
	 * 
	 * examples :
	 * 
	 * context = /test servletPath = /servlet1 mapping = *.1 mapping = /1
	 * 
	 * URL = http://localhost:port/test/servlet1/test.1 URL =
	 * http://localhost:port/test/servlet1/1
	 * 
	 * @throws IOException
	 */
	public void testComplexAliasMapping() throws IOException {
		System.out.println("testComplexAliasMapping");
		try {
			startGrizzlyWebServer(PORT);
			String[] aliases = new String[] { "/*.jsp" };

			String context = "/";
			String servletPath = "/war2/";
			//String rootFolder = ".";
			String rootFolder = "C:/Source/grizzly/modules/http-servlet-deployer";

			// debug
			GrizzlyWebServerDeployer deployer = new GrizzlyWebServerDeployer();

			for (String alias : aliases) {
				addAdapter(context + servletPath + alias, context, servletPath, rootFolder);
			}

			gws.start();
			/*
			 * for (String alias : aliases) { HttpURLConnection conn =
			 * getConnection(context + servletPath + alias);
			 * assertEquals(HttpServletResponse.SC_OK,
			 * getResponseCodeFromAlias(conn)); assertEquals(context +
			 * servletPath + alias, readResponse(conn)); }
			 */
			// special test
			String url = context + servletPath + "index.jsp";
			HttpURLConnection conn = getConnection(url);
			assertEquals(HttpServletResponse.SC_OK, getResponseCodeFromAlias(conn));
			assertEquals(url, readResponse(conn));

		} finally {
			stopGrizzlyWebServer();
		}
	}

	private String readResponse(HttpURLConnection conn) throws IOException {
		BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));

		String line = reader.readLine();
		logger.info("received line " + line);
		return line;
	}

	private HttpURLConnection getConnection(String alias) throws IOException {
		logger.info("sending request to " + alias);
		URL url = new URL("http", "localhost", PORT, alias);
		HttpURLConnection urlConn = (HttpURLConnection) url.openConnection();
		urlConn.connect();
		return urlConn;
	}

	private int getResponseCodeFromAlias(HttpURLConnection urlConn) throws IOException {
		return urlConn.getResponseCode();
	}

	private ServletAdapter addAdapter(final String alias, final String context, final String servletPath, final String rootFolder) {
		ServletAdapter adapter = new ServletAdapter();

		Servlet servlet = (Servlet) ClassLoaderUtil.load("org.apache.jasper.servlet.JspServlet");
		adapter.setServletInstance(servlet);

		adapter.setContextPath(context);
		adapter.setServletPath(servletPath);
		adapter.setRootFolder(rootFolder);

		adapter.addInitParameter("fork", "true");
		adapter.addInitParameter("classpath", "C:/sources/grizzly/code/modules/http-servlet-deployer/");

		gws.addGrizzlyAdapter(adapter, new String[] { alias });
		return adapter;
	}

	private void startGrizzlyWebServer(int port) throws IOException {
		gws = new GrizzlyWebServer(port);

	}

	private void stopGrizzlyWebServer() {
		gws.stop();
	}
}