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test cases for the DateTools class 

git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@150484 13f79535-47bb-0310-9956-ffa450edef68
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Daniel Naber 2004-09-05 21:28:42 +00:00
parent c7fbb991c3
commit bdcaaa7e62
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src/test/org/apache/lucene/document/TestDateTools.java Normal file
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package org.apache.lucene.document;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import junit.framework.TestCase;
/**
* Copyright 2004 The Apache Software Foundation
*
* Licensed 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.
*/
public class TestDateTools extends TestCase {
public void testStringToDate() throws ParseException {
Date d = null;
d = DateTools.stringToDate("2004");
assertEquals("2004-01-01 00:00:00:000", isoFormat(d));
d = DateTools.stringToDate("20040705");
assertEquals("2004-07-05 00:00:00:000", isoFormat(d));
d = DateTools.stringToDate("200407050910");
assertEquals("2004-07-05 09:10:00:000", isoFormat(d));
d = DateTools.stringToDate("20040705091055990");
assertEquals("2004-07-05 09:10:55:990", isoFormat(d));
try {
d = DateTools.stringToDate("97"); // no date
fail();
} catch(ParseException e) { /* expected excpetion */ }
try {
d = DateTools.stringToDate("200401011235009999"); // no date
fail();
} catch(ParseException e) { /* expected excpetion */ }
try {
d = DateTools.stringToDate("aaaa"); // no date
fail();
} catch(ParseException e) { /* expected excpetion */ }
}
public void testStringtotime() throws ParseException {
long time = DateTools.stringToTime("197001010100");
assertEquals(0, time);
time = DateTools.stringToTime("197001010102");
assertEquals(120000, time);
}
public void testDateAndTimetoString() throws ParseException {
Calendar cal = Calendar.getInstance();
cal.set(2004, 1, 3, // year=2004, month=february(!), day=3
22, 8, 56); // hour, minute, second
cal.set(Calendar.MILLISECOND, 333);
String dateString;
dateString = DateTools.dateToString(cal.getTime(), DateTools.Resolution.YEAR);
assertEquals("2004", dateString);
assertEquals("2004-01-01 00:00:00:000", isoFormat(DateTools.stringToDate(dateString)));
dateString = DateTools.dateToString(cal.getTime(), DateTools.Resolution.MONTH);
assertEquals("200402", dateString);
assertEquals("2004-02-01 00:00:00:000", isoFormat(DateTools.stringToDate(dateString)));
dateString = DateTools.dateToString(cal.getTime(), DateTools.Resolution.DAY);
assertEquals("20040203", dateString);
assertEquals("2004-02-03 00:00:00:000", isoFormat(DateTools.stringToDate(dateString)));
dateString = DateTools.dateToString(cal.getTime(), DateTools.Resolution.HOUR);
assertEquals("2004020322", dateString);
assertEquals("2004-02-03 22:00:00:000", isoFormat(DateTools.stringToDate(dateString)));
dateString = DateTools.dateToString(cal.getTime(), DateTools.Resolution.MINUTE);
assertEquals("200402032208", dateString);
assertEquals("2004-02-03 22:08:00:000", isoFormat(DateTools.stringToDate(dateString)));
dateString = DateTools.dateToString(cal.getTime(), DateTools.Resolution.SECOND);
assertEquals("20040203220856", dateString);
assertEquals("2004-02-03 22:08:56:000", isoFormat(DateTools.stringToDate(dateString)));
dateString = DateTools.dateToString(cal.getTime(), DateTools.Resolution.MILLISECOND);
assertEquals("20040203220856333", dateString);
assertEquals("2004-02-03 22:08:56:333", isoFormat(DateTools.stringToDate(dateString)));
// date before 1970:
cal.set(1961, 2, 5, // year=1961, month=march(!), day=5
23, 9, 51); // hour, minute, second
cal.set(Calendar.MILLISECOND, 444);
dateString = DateTools.dateToString(cal.getTime(), DateTools.Resolution.MILLISECOND);
assertEquals("19610305230951444", dateString);
assertEquals("1961-03-05 23:09:51:444", isoFormat(DateTools.stringToDate(dateString)));
dateString = DateTools.dateToString(cal.getTime(), DateTools.Resolution.HOUR);
assertEquals("1961030523", dateString);
assertEquals("1961-03-05 23:00:00:000", isoFormat(DateTools.stringToDate(dateString)));
// timeToString:
dateString = DateTools.timeToString(0, DateTools.Resolution.MILLISECOND);
assertEquals("19700101010000000", dateString);
dateString = DateTools.timeToString(123000, DateTools.Resolution.MILLISECOND);
assertEquals("19700101010203000", dateString);
}
public void testRound() {
Calendar cal = Calendar.getInstance();
cal.set(2004, 1, 3, // year=2004, month=february(!), day=3
22, 8, 56); // hour, minute, second
cal.set(Calendar.MILLISECOND, 333);
Date date = cal.getTime();
assertEquals("2004-02-03 22:08:56:333", isoFormat(date));
Date dateYear = DateTools.round(date, DateTools.Resolution.YEAR);
assertEquals("2004-01-01 00:00:00:000", isoFormat(dateYear));
Date dateMonth = DateTools.round(date, DateTools.Resolution.MONTH);
assertEquals("2004-02-01 00:00:00:000", isoFormat(dateMonth));
Date dateDay = DateTools.round(date, DateTools.Resolution.DAY);
assertEquals("2004-02-03 00:00:00:000", isoFormat(dateDay));
Date dateHour = DateTools.round(date, DateTools.Resolution.HOUR);
assertEquals("2004-02-03 22:00:00:000", isoFormat(dateHour));
Date dateMinute = DateTools.round(date, DateTools.Resolution.MINUTE);
assertEquals("2004-02-03 22:08:00:000", isoFormat(dateMinute));
Date dateSecond = DateTools.round(date, DateTools.Resolution.SECOND);
assertEquals("2004-02-03 22:08:56:000", isoFormat(dateSecond));
Date dateMillisecond = DateTools.round(date, DateTools.Resolution.MILLISECOND);
assertEquals("2004-02-03 22:08:56:333", isoFormat(dateMillisecond));
// long parameter:
long dateYearLong = DateTools.round(date.getTime(), DateTools.Resolution.YEAR);
assertEquals("2004-01-01 00:00:00:000", isoFormat(new Date(dateYearLong)));
long dateMillisecondLong = DateTools.round(date.getTime(), DateTools.Resolution.MILLISECOND);
assertEquals("2004-02-03 22:08:56:333", isoFormat(new Date(dateMillisecondLong)));
}
private String isoFormat(Date date) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss:SSS");
return sdf.format(date);
}
}