/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.log4j.net;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.Socket;

import org.apache.log4j.Logger;
import org.apache.log4j.PatternLayout;

import junit.framework.TestCase;

public class TelnetAppenderTest extends TestCase {

    int port = 54353;
    ByteArrayOutputStream bo = new ByteArrayOutputStream();

    public class ReadThread extends Thread {
	public void run() {
	    try {
		Socket s = new Socket("localhost", port);
		InputStream i = s.getInputStream();
		while (!Thread.interrupted()) {
		    int c = i.read();
		    if (c == -1)
			break;
		    bo.write(c);
		}
		s.close();
	    } catch (IOException e) {
		e.printStackTrace();
	    }
	}
    }

    public void testIt() throws Exception {
	int oldActive = Thread.activeCount();
	TelnetAppender ta = new TelnetAppender();
	ta.setName("ta");
	ta.setPort(port);
	ta.setLayout(new PatternLayout("%p - %m"));
	ta.activateOptions();
	Logger l = Logger.getLogger("x");
	l.addAppender(ta);
	Thread t = new ReadThread();
	t.start();
	Thread.sleep(200);
	l.info("hi");
	Thread.sleep(1000);
	ta.close();
	Thread.sleep(200);
	t.interrupt();
	t.join();
	String s = bo.toString();
	assertTrue(s.endsWith("INFO - hi"));
	if (System.getProperty("java.vendor").indexOf("Free") == -1) {
	    assertEquals(oldActive, Thread.activeCount());
	}
    }

}
