/**
* Logback: the reliable, generic, fast and flexible logging framework.
* Copyright (C) 1999-2015, QOS.ch. All rights reserved.
*
* This program and the accompanying materials are dual-licensed under
* either the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation
*
* or (per the licensee's choosing)
*
* under the terms of the GNU Lesser General Public License version 2.1
* as published by the Free Software Foundation.
*/
package ch.qos.logback.core.util;
import static org.junit.Assert.assertEquals;
import java.util.Calendar;
import java.util.Date;
import java.util.TimeZone;
import org.junit.Test;
public class TimeUtilTest {
@Test
public void testSecond() {
// Mon Nov 20 18:05:17,522 CET 2006
long now = 1164042317522L;
// Mon Nov 20 18:05:18,000 CET 2006
long expected = 1164042318000L;
long computed = TimeUtil.computeStartOfNextSecond(now);
assertEquals(expected - now, 478);
assertEquals(expected, computed);
}
@Test
public void testMinute() {
// Mon Nov 20 18:05:17,522 CET 2006
long now = 1164042317522L;
// Mon Nov 20 18:06:00 CET 2006
long expected = 1164042360000L;
long computed = TimeUtil.computeStartOfNextMinute(now);
assertEquals(expected - now, 1000 * 42 + 478);
assertEquals(expected, computed);
}
@Test
public void testHour() {
// Mon Nov 20 18:05:17,522 GMT 2006
long now = 1164045917522L;
now = correctBasedOnTimeZone(now);
// Mon Nov 20 19:00:00 GMT 2006
long expected = 1164049200000L;
expected = correctBasedOnTimeZone(expected);
long computed = TimeUtil.computeStartOfNextHour(now);
assertEquals(expected - now, 1000 * (42 + 60 * 54) + 478);
assertEquals(expected, computed);
}
@Test
public void testDay() {
// Mon Nov 20 18:05:17 GMT 2006
long now = 1164045917522L;
now = correctBasedOnTimeZone(now);
// Tue Nov 21 00:00:00 GMT 2006
long expected = 1164067200000L;
expected = correctBasedOnTimeZone(expected);
long computed = TimeUtil.computeStartOfNextDay(now);
assertEquals(expected - now, 1000 * (3600 * 5 + 60 * 54 + 42) + 478);
assertEquals(expected, computed);
}
@Test
public void testWeek() {
// Mon Nov 20 18:05:17 GMT 2006
long now = 1164045917522L;
now = correctBasedOnTimeZone(now);
// Sun Nov 26 00:00:00 GMT 2006
long expected = 1164499200000L;
expected = correctBasedOnTimeZone(expected);
Calendar cal = Calendar.getInstance();
cal.setTime(new Date(now));
int dayOffset = cal.getFirstDayOfWeek() - Calendar.SUNDAY;
if (dayOffset != 0) {
expected += 24L * 3600 * 1000 * (cal.getFirstDayOfWeek() - Calendar.SUNDAY);
}
long computed = TimeUtil.computeStartOfNextWeek(now);
// System.out.println("now "+new Date(now));
// System.out.println("computed "+new Date(computed));
// System.out.println("expected "+new Date(expected));
assertEquals(expected - now, 1000 * (3600 * (5 + 24 * (5 + dayOffset)) + 60 * 54 + 42) + 478);
assertEquals(expected, computed);
}
@Test
public void testMonth() {
// Mon Nov 20 18:05:17 GMT 2006
long now = 1164045917522L;
now = correctBasedOnTimeZone(now);
// Fri Dec 01 00:00:00 GMT 2006
long expected = 1164931200000L;
expected = correctBasedOnTimeZone(expected);
long computed = TimeUtil.computeStartOfNextMonth(now);
assertEquals(expected - now, 1000 * (3600 * (5 + 24 * 10) + 60 * 54 + 42) + 478);
assertEquals(expected, computed);
}
private long correctBasedOnTimeZone(long gmtLong) {
int offset = TimeZone.getDefault().getRawOffset();
return gmtLong - offset;
}
}