/*

 *   StarOffice News Server

 *   see AUTHORS for the list of contributors

 *

 *   This program is free software: you can redistribute it and/or modify

 *   it under the terms of the GNU General Public License as published by

 *   the Free Software Foundation, either version 3 of the License, or

 *   (at your option) any later version.

 *

 *   This program is distributed in the hope that it will be useful,

 *   but WITHOUT ANY WARRANTY; without even the implied warranty of

 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *   GNU General Public License for more details.

 *

 *   You should have received a copy of the GNU General Public License

 *   along with this program.  If not, see <http://www.gnu.org/licenses/>.

 */

package test;

import java.io.BufferedReader;

import java.io.File;

import java.io.IOException;

import java.io.InputStreamReader;

import java.io.PrintWriter;

import java.net.Socket;

import java.net.UnknownHostException;

/**

 * Base class for every test performed by the TestBench. 

 * Connects to a NNTP Server and provides basic methods for sending and

 * receiving data.

 * @author Christian Lins

 * @since sonews/0.5.0

 */

public abstract class AbstractTest

{

  protected static PrintWriter log;

  static

  {

    try

    {

      log = new PrintWriter(new File("test.log"));

    }

    catch(Exception ex)

    {

      ex.printStackTrace();

    }

  }

  protected BufferedReader  in;

  protected PrintWriter     out;

  protected Socket          socket;

  /**

   * Connects to NNTP Server using for

   * @param host

   * @param port

   * @throws java.io.IOException

   * @throws java.net.UnknownHostException

   */

  public void connect(String host, int port)

    throws IOException, UnknownHostException

  {

    socket = new Socket(host, port);

    socket.setSoTimeout(10000);

    this.in  = new BufferedReader(new InputStreamReader(socket.getInputStream()));

    this.out = new PrintWriter(socket.getOutputStream());

  }

  protected void println(String line)

  {

    this.out.println(line);

    this.out.flush();

    log.println(">> " + line);

    log.flush();

  }

  protected String readln()

    throws IOException

  {

    String line = this.in.readLine();

    log.println("<< " + line);

    log.flush();

    return line;

  }

  public abstract int runTest() throws Exception;

}