| /* |
| * 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.commons.net.time; |
| |
| import java.net.InetAddress; |
| import java.util.Calendar; |
| import java.io.IOException; |
| import java.util.TimeZone; |
| |
| import junit.framework.TestCase; |
| |
| public class TimeTCPClientTest extends TestCase |
| { |
| private TimeTestSimpleServer server1; |
| |
| private int _port = 3333; // default test port |
| |
| /*** |
| * open connections needed for the tests for the test. |
| ***/ |
| protected void openConnections() throws Exception |
| { |
| try { |
| server1 = new TimeTestSimpleServer(_port); |
| server1.connect(); |
| } catch (IOException ioe) |
| { |
| // try again on another port |
| _port = 4000; |
| server1 = new TimeTestSimpleServer(_port); |
| server1.connect(); |
| } |
| server1.start(); |
| } |
| |
| /*** |
| * tests the constant basetime used by TimeClient against tha |
| * computed from Calendar class. |
| */ |
| public void testInitial() { |
| TimeZone utcZone = TimeZone.getTimeZone("UTC"); |
| Calendar calendar = Calendar.getInstance(utcZone); |
| calendar.set(1900, Calendar.JANUARY, 1, 0, 0, 0); |
| calendar.set(Calendar.MILLISECOND, 0); |
| long baseTime = calendar.getTime().getTime() / 1000L; |
| |
| assertTrue(baseTime == -TimeTCPClient.SECONDS_1900_TO_1970); |
| } |
| |
| /*** |
| * tests the times retrieved via the Time protocol implementation. |
| ***/ |
| public void testCompareTimes() throws Exception |
| { |
| openConnections(); |
| |
| long time, time2; |
| long clientTime, clientTime2; |
| try |
| { |
| TimeTCPClient client = new TimeTCPClient(); |
| try |
| { |
| // We want to timeout if a response takes longer than 60 seconds |
| client.setDefaultTimeout(60000); |
| client.connect(InetAddress.getLocalHost(), _port); |
| clientTime = client.getDate().getTime(); |
| time = System.currentTimeMillis(); |
| } finally |
| { |
| if(client.isConnected()) |
| client.disconnect(); |
| } |
| |
| try |
| { |
| // We want to timeout if a response takes longer than 60 seconds |
| client.setDefaultTimeout(60000); |
| client.connect(InetAddress.getLocalHost(), _port); |
| clientTime2 = (client.getTime() - TimeTCPClient.SECONDS_1900_TO_1970)*1000L; |
| time2 = System.currentTimeMillis(); |
| } finally |
| { |
| if(client.isConnected()) |
| client.disconnect(); |
| } |
| |
| } finally |
| { |
| closeConnections(); |
| } |
| |
| // current time shouldn't differ from time reported via network by 5 seconds |
| assertTrue(Math.abs(time - clientTime) < 5000); |
| assertTrue(Math.abs(time2 - clientTime2) < 5000); |
| } |
| |
| /*** |
| * closes all the connections |
| ***/ |
| protected void closeConnections() |
| { |
| try |
| { |
| server1.stop(); |
| Thread.sleep(1000); |
| } catch (Exception e) |
| { |
| } |
| } |
| } |
| |