TimeSeriesTest.java

/*******************************************************************************
 *
 * Copyright (c) 2004-2009 Oracle Corporation.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors: 
*
*    Kohsuke Kawaguchi
 *     
 *
 *******************************************************************************/ 

package hudson.model;

import junit.framework.TestCase;

/**
 * @author Kohsuke Kawaguchi
 */
public class TimeSeriesTest extends TestCase {
    public void test1() {
        TimeSeries ts = new TimeSeries(0,1-0.1f,100);
        float last;
        assertEquals(0f,last=ts.getLatest());
        for( int i=0; i<100; i++ ) {
            assertEquals(ts.getHistory().length,i+1);
            ts.update(1);
            assertTrue(last<=ts.getLatest());
            assertTrue(ts.getLatest()<=1);
            last = ts.getLatest();
        }

        for( int i=0; i<100; i++ )
        ts.update(1);
    }
}