/**
* 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.access.filter;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import ch.qos.logback.core.util.TimeUtil;
public class StatsByDayTest {
@Test
public void testBasic() {
// Tue Nov 21 18:05:36 CET 2006
long now = 1164128736369L;
StatsByDay statsByDay = new StatsByDay(now);
int total = 0;
// test fresh start
statsByDay.update(now, 0);
assertEquals(0, statsByDay.getLastCount());
assertEquals(0, statsByDay.getAverage(), 0.01);
total++;
statsByDay.update(now, total);
assertEquals(0, statsByDay.getLastCount());
assertEquals(0.0, statsByDay.getAverage(), 0.01);
long nextDay0 = TimeUtil.computeStartOfNextDay(now);
nextDay0 += 99;
// there should be one event the next day, avg should also be 1
statsByDay.update(nextDay0, total);
assertEquals(1.0, statsByDay.getLastCount(), 0.01);
assertEquals(1.0, statsByDay.getAverage(), 0.01);
total += 2;
statsByDay.update(nextDay0, total);
assertEquals(1, statsByDay.getLastCount());
assertEquals(1.0, statsByDay.getAverage(), 0.01);
long nextDay1 = TimeUtil.computeStartOfNextDay(nextDay0) + 6747;
statsByDay.update(nextDay1, total);
assertEquals(2, statsByDay.getLastCount());
assertEquals(1.5, statsByDay.getAverage(), 0.01);
nextDay1 += 4444;
total += 4;
statsByDay.update(nextDay1, total);
// values should remain unchanged
assertEquals(2, statsByDay.getLastCount());
assertEquals(1.5, statsByDay.getAverage(), 0.01);
long nextDay2 = TimeUtil.computeStartOfNextDay(nextDay1) + 11177;
statsByDay.update(nextDay2, total);
// values should remain unchanged
assertEquals(4, statsByDay.getLastCount());
assertEquals(7.0 / 3, statsByDay.getAverage(), 0.01);
}
}