| /* |
| * 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.directory.server.ntp; |
| |
| |
| import java.net.InetAddress; |
| |
| import junit.framework.Assert; |
| import junit.framework.TestCase; |
| import org.apache.commons.net.ntp.NTPUDPClient; |
| import org.apache.commons.net.ntp.TimeInfo; |
| import org.apache.directory.server.protocol.shared.DatagramAcceptor; |
| import org.apache.directory.server.unit.AbstractServerTest; |
| import org.apache.mina.util.AvailablePortFinder; |
| |
| |
| /** |
| * An {@link AbstractServerTest} testing the Network Time Protocol (NTP). |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| * @version $Rev$, $Date$ |
| */ |
| public class NtpITest extends TestCase |
| { |
| private NtpServer ntpConfig; |
| private int port; |
| |
| |
| /** |
| * Set up a partition for EXAMPLE.COM and enable the NTP service. The LDAP service is disabled. |
| */ |
| public void setUp() throws Exception |
| { |
| DatagramAcceptor datagramAcceptor = new DatagramAcceptor( null ); |
| ntpConfig = new NtpServer(); |
| ntpConfig.setDatagramAcceptor( datagramAcceptor ); |
| ntpConfig.setEnabled( true ); |
| port = AvailablePortFinder.getNextAvailable( 10123 ); |
| ntpConfig.setIpPort( port ); |
| ntpConfig.start(); |
| |
| } |
| |
| /** |
| * Tests to make sure NTP works when enabled in the server. |
| * |
| * @throws Exception if there are errors |
| */ |
| public void testNtp() throws Exception |
| { |
| long currentTime = System.currentTimeMillis(); |
| |
| InetAddress host = InetAddress.getByName( null ); |
| |
| NTPUDPClient ntp = new NTPUDPClient(); |
| ntp.setDefaultTimeout( 5000 ); |
| |
| TimeInfo timeInfo = ntp.getTime( host, port ); |
| long returnTime = timeInfo.getReturnTime(); |
| Assert.assertTrue( currentTime - returnTime < 1000 ); |
| |
| timeInfo.computeDetails(); |
| |
| Assert.assertTrue( 0 < timeInfo.getOffset() && timeInfo.getOffset() < 1000 ); |
| Assert.assertTrue( 0 < timeInfo.getDelay() && timeInfo.getDelay() < 1000 ); |
| } |
| |
| |
| /** |
| * Tear down. |
| */ |
| public void tearDown() throws Exception |
| { |
| ntpConfig.stop(); |
| } |
| } |