org.eclipse.jgit.test/tst/org/eclipse/jgit/transport/DaemonTest.java

/*
 * Copyright (C) 2017 Thomas Wolf <thomas.wolf@paranor.ch>
 * and other copyright owners as documented in the project's IP log.
 *
 * This program and the accompanying materials are made available
 * under the terms of the Eclipse Distribution License v1.0 which
 * accompanies this distribution, is reproduced below, and is
 * available at http://www.eclipse.org/org/documents/edl-v10.php
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or
 * without modification, are permitted provided that the following
 * conditions are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * - Redistributions in binary form must reproduce the above
 *   copyright notice, this list of conditions and the following
 *   disclaimer in the documentation and/or other materials provided
 *   with the distribution.
 *
 * - Neither the name of the Eclipse Foundation, Inc. nor the
 *   names of its contributors may be used to endorse or promote
 *   products derived from this software without specific prior
 *   written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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package org.eclipse.jgit.transport;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import java.net.InetSocketAddress;

import org.junit.Test;

/**
 * Daemon tests.
 */
public class DaemonTest {

	@Test
	public void testDaemonStop() throws Exception {
		Daemon d = new Daemon();
		d.start();
		InetSocketAddress address = d.getAddress();
		assertTrue("Port should be allocated", address.getPort() > 0);
		assertTrue("Daemon should be running", d.isRunning());
		Thread.sleep(1000); // Give it time to enter accept()
		d.stopAndWait();
		// Try to start a new Daemon again on the same port
		d = new Daemon(address);
		d.start();
		InetSocketAddress newAddress = d.getAddress();
		assertEquals("New daemon should run on the same port", address,
				newAddress);
		assertTrue("Daemon should be running", d.isRunning());
		Thread.sleep(1000);
		d.stopAndWait();
	}

	@Test
	public void testDaemonRestart() throws Exception {
		Daemon d = new Daemon();
		d.start();
		InetSocketAddress address = d.getAddress();
		assertTrue("Port should be allocated", address.getPort() > 0);
		assertTrue("Daemon should be running", d.isRunning());
		Thread.sleep(1000);
		d.stopAndWait();
		// Re-start the same daemon
		d.start();
		InetSocketAddress newAddress = d.getAddress();
		assertEquals("Daemon should again run on the same port", address,
				newAddress);
		assertTrue("Daemon should be running", d.isRunning());
		Thread.sleep(1000);
		d.stopAndWait();
	}
}