/*
* Copyright 2002-2005 the original author or authors.
*
* 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.
*/
package org.springframework.util;
import java.util.Date;
import junit.framework.TestCase;
/**
* @author Alef Arendsen
*/
public class ResponseTimeMonitorTests extends TestCase {
public void testGetAccessCount() {
ResponseTimeMonitorImpl impl = new ResponseTimeMonitorImpl();
assertEquals(impl.getAverageResponseTimeMillis(), 0);
impl.recordResponseTime(100);
impl.recordResponseTime(100);
impl.recordResponseTime(100);
impl.recordResponseTime(300);
impl.recordResponseTime(200);
assertEquals(impl.getAccessCount(), 5);
}
public void testGetUptime() {
long begin = System.currentTimeMillis();
ResponseTimeMonitorImpl impl = new ResponseTimeMonitorImpl();
long upTime = impl.getUptimeMillis();
// Well, we can probably assert on the a delta of 300 ms otherwise
// the time is useless ;-)
assertEquals(upTime, System.currentTimeMillis() - begin, 300);
}
public void testGetLoadDate() {
Date now = new Date();
ResponseTimeMonitorImpl impl = new ResponseTimeMonitorImpl();
Date d = impl.getLoadDate();
assertEquals(now.getTime(), d.getTime(), 300);
}
public void testGetAverageResponseTimeMillis() {
ResponseTimeMonitorImpl impl = new ResponseTimeMonitorImpl();
assertEquals(impl.getAverageResponseTimeMillis(), 0);
impl.recordResponseTime(100);
impl.recordResponseTime(100);
impl.recordResponseTime(100);
assertEquals(impl.getAverageResponseTimeMillis(), 100);
impl.recordResponseTime(300);
impl.recordResponseTime(200);
assertEquals(impl.getAverageResponseTimeMillis(), 160);
}
public void testGetBestResponseTimeMillis() {
ResponseTimeMonitorImpl impl = new ResponseTimeMonitorImpl();
assertEquals(impl.getAverageResponseTimeMillis(), 0);
impl.recordResponseTime(100);
impl.recordResponseTime(100);
impl.recordResponseTime(100);
assertEquals(impl.getAverageResponseTimeMillis(), 100);
impl.recordResponseTime(300);
impl.recordResponseTime(200);
impl.recordResponseTime(60);
impl.recordResponseTime(500);
assertEquals(impl.getBestResponseTimeMillis(), 60);
}
public void testGetWorstResponseTimeMillis() {
ResponseTimeMonitorImpl impl = new ResponseTimeMonitorImpl();
assertEquals(impl.getAverageResponseTimeMillis(), 0);
impl.recordResponseTime(100);
impl.recordResponseTime(100);
impl.recordResponseTime(100);
assertEquals(impl.getAverageResponseTimeMillis(), 100);
impl.recordResponseTime(300);
impl.recordResponseTime(200);
impl.recordResponseTime(60);
impl.recordResponseTime(500);
assertEquals(impl.getWorstResponseTimeMillis(), 500);
}
}