| /* |
| * 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.ntp; |
| |
| import java.util.Date; |
| import java.util.Calendar; |
| import junit.framework.TestCase; |
| import org.apache.commons.net.ntp.TimeStamp; |
| |
| /** |
| * Test class that validates assertions for the basic TimeStamp operations and comparisons. |
| * |
| * @author Jason Mathews, MITRE Corp |
| */ |
| public class TimeStampTest extends TestCase { |
| |
| private static final String TIME1 = "c1a9ae1c.cf6ac48d"; // Tue, Dec 17 2002 14:07:24.810 UTC |
| private static final String TIME2 = "c1a9ae1c.cf6ac48f"; // Tue, Dec 17 2002 14:07:24.810 UTC |
| private static final String TIME3 = "c1a9ae1d.cf6ac48e"; // Tue, Dec 17 2002 14:07:25.810 UTC |
| |
| public void testCompare() { |
| |
| TimeStamp ts1 = new TimeStamp(TIME1); // Tue, Dec 17 2002 14:07:24.810 UTC |
| TimeStamp ts2 = new TimeStamp(TIME1); |
| TimeStamp ts3 = new TimeStamp(TIME2); // Tue, Dec 17 2002 14:07:24.810 UTC |
| TimeStamp ts4 = new TimeStamp(TIME3); // Tue, Dec 17 2002 14:07:25.810 UTC |
| |
| // do assertion tests on TimeStamp class |
| assertEquals("equals(1,2)", ts1, ts2); |
| assertTrue("compareTo(1,2)", ts1.compareTo(ts2) == 0); |
| assertEquals("ntpValue(1,2)", ts1.ntpValue(), ts2.ntpValue()); |
| assertEquals("hashCode(1,2)", ts1.hashCode(), ts2.hashCode()); |
| assertEquals("ts1==ts1", ts1, ts1); |
| |
| // timestamps in ts1 (TIME1) and ts3 (TIME2) are only off by the smallest |
| // fraction of a second (~200 picoseconds) so the times are not equal but |
| // when converted to Java dates (in milliseconds) they will be equal. |
| assertTrue("ts1 != ts3", !ts1.equals(ts3)); |
| assertTrue("compareTo(1,3)", ts1.compareTo(ts3) == -1); |
| assertEquals("seconds", ts1.getSeconds(), ts3.getSeconds()); |
| assertTrue("fraction", ts1.getFraction() != ts3.getFraction()); |
| assertTrue("ntpValue(1,3)", ts1.ntpValue() != ts3.ntpValue()); |
| assertTrue("hashCode(1,3)", ts1.hashCode() != ts3.hashCode()); |
| long time1 = ts1.getTime(); |
| long time3 = ts3.getTime(); |
| assertEquals("equals(time1,3)", time1, time3); // ntpTime1 != ntpTime3 but JavaTime(t1) == JavaTime(t3)... |
| |
| assertTrue("ts3 != ts4", !ts3.equals(ts4)); |
| assertTrue("time3 != ts4.time", time3 != ts4.getTime()); |
| } |
| |
| public void testUTCString() { |
| TimeStamp ts1 = new TimeStamp(TIME1); // Tue, Dec 17 2002 14:07:24.810 UTC |
| String actual = ts1.toUTCString(); |
| assertEquals("Tue, Dec 17 2002 14:07:24.810 UTC", actual); |
| } |
| |
| public void testDateConversion() { |
| // convert current date to NtpTimeStamp then compare Java date |
| // computed from NTP timestamp with original Java date. |
| Calendar refCal = Calendar.getInstance(java.util.TimeZone.getTimeZone("UTC")); |
| Date refDate = refCal.getTime(); |
| TimeStamp ts = new TimeStamp(refDate); |
| assertEquals("refDate.getTime()", refDate.getTime(), ts.getTime()); |
| Date tsDate = ts.getDate(); |
| assertEquals(refDate, tsDate); |
| } |
| |
| } |