--- /dev/null
+package org.apache.lucene.document;
+
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.GregorianCalendar;
+import java.util.TimeZone;
+import java.util.Locale;
+
+import org.apache.lucene.util.LuceneTestCase;
+
+/**
+ * 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.
+ */
+public class TestDateTools extends LuceneTestCase {
+
+ 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 exception */ }
+ try {
+ d = DateTools.stringToDate("200401011235009999"); // no date
+ fail();
+ } catch(ParseException e) { /* expected exception */ }
+ try {
+ d = DateTools.stringToDate("aaaa"); // no date
+ fail();
+ } catch(ParseException e) { /* expected exception */ }
+
+ }
+
+ public void testStringtoTime() throws ParseException {
+ long time = DateTools.stringToTime("197001010000");
+ Calendar cal = new GregorianCalendar();
+ cal.clear();
+ cal.set(1970, 0, 1, // year=1970, month=january, day=1
+ 0, 0, 0); // hour, minute, second
+ cal.set(Calendar.MILLISECOND, 0);
+ cal.setTimeZone(TimeZone.getTimeZone("GMT"));
+ assertEquals(cal.getTime().getTime(), time);
+ cal.set(1980, 1, 2, // year=1980, month=february, day=2
+ 11, 5, 0); // hour, minute, second
+ cal.set(Calendar.MILLISECOND, 0);
+ time = DateTools.stringToTime("198002021105");
+ assertEquals(cal.getTime().getTime(), time);
+ }
+
+ public void testDateAndTimetoString() throws ParseException {
+ Calendar cal = new GregorianCalendar();
+ cal.clear();
+ cal.setTimeZone(TimeZone.getTimeZone("GMT"));
+ 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:
+ cal.set(1970, 0, 1, // year=1970, month=january, day=1
+ 0, 0, 0); // hour, minute, second
+ cal.set(Calendar.MILLISECOND, 0);
+ dateString = DateTools.timeToString(cal.getTime().getTime(),
+ DateTools.Resolution.MILLISECOND);
+ assertEquals("19700101000000000", dateString);
+
+ cal.set(1970, 0, 1, // year=1970, month=january, day=1
+ 1, 2, 3); // hour, minute, second
+ cal.set(Calendar.MILLISECOND, 0);
+ dateString = DateTools.timeToString(cal.getTime().getTime(),
+ DateTools.Resolution.MILLISECOND);
+ assertEquals("19700101010203000", dateString);
+ }
+
+ public void testRound() {
+ Calendar cal = new GregorianCalendar();
+ cal.clear();
+ cal.setTimeZone(TimeZone.getTimeZone("GMT"));
+ 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", Locale.US);
+ sdf.setTimeZone(TimeZone.getTimeZone("GMT"));
+ return sdf.format(date);
+ }
+
+ public void testDateToolsUTC() throws Exception {
+ // Sun, 30 Oct 2005 00:00:00 +0000 -- the last second of 2005's DST in Europe/London
+ long time = 1130630400;
+ try {
+ TimeZone.setDefault(TimeZone.getTimeZone(/* "GMT" */ "Europe/London"));
+ String d1 = DateTools.dateToString(new Date(time*1000), DateTools.Resolution.MINUTE);
+ String d2 = DateTools.dateToString(new Date((time+3600)*1000), DateTools.Resolution.MINUTE);
+ assertFalse("different times", d1.equals(d2));
+ assertEquals("midnight", DateTools.stringToTime(d1), time*1000);
+ assertEquals("later", DateTools.stringToTime(d2), (time+3600)*1000);
+ } finally {
+ TimeZone.setDefault(null);
+ }
+ }
+
+}
fnp / pylucene.git / blobdiff