/*
***************************************************************************************
* Copyright (C) 2006 EsperTech, Inc. All rights reserved. *
* http://www.espertech.com/esper *
* http://www.espertech.com *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the GPL license *
* a copy of which has been included with this distribution in the license.txt file. *
***************************************************************************************
*/
package com.espertech.esper.view.window;
import com.espertech.esper.client.EventBean;
import com.espertech.esper.supportunit.bean.SupportBean;
import com.espertech.esper.supportunit.event.SupportEventBeanFactory;
import junit.framework.TestCase;
public class TestIStreamRandomAccessImpl extends TestCase {
private IStreamRandomAccess access;
private EventBean[] events;
public void setUp() {
RandomAccessByIndexObserver updateObserver = new RandomAccessByIndexObserver() {
public void updated(RandomAccessByIndex randomAccessByIndex) {
}
};
access = new IStreamRandomAccess(updateObserver);
events = new EventBean[100];
for (int i = 0; i < events.length; i++) {
events[i] = SupportEventBeanFactory.createObject(new SupportBean());
}
}
public void testFlow() {
assertNull(access.getNewData(0));
assertNull(access.getOldData(0));
access.update(new EventBean[]{events[0]}, null);
assertEquals(events[0], access.getNewData(0));
assertNull(access.getNewData(1));
assertNull(access.getOldData(0));
access.update(new EventBean[]{events[1], events[2]}, null);
assertEquals(events[2], access.getNewData(0));
assertEquals(events[1], access.getNewData(1));
assertEquals(events[0], access.getNewData(2));
assertNull(access.getNewData(3));
assertNull(access.getOldData(0));
access.update(new EventBean[]{events[3]}, new EventBean[]{events[0]});
assertEquals(events[3], access.getNewData(0));
assertEquals(events[2], access.getNewData(1));
assertEquals(events[1], access.getNewData(2));
assertNull(access.getNewData(3));
assertNull(access.getOldData(0));
access.update(null, new EventBean[]{events[1], events[2]});
assertEquals(events[3], access.getNewData(0));
assertNull(access.getNewData(1));
assertNull(access.getOldData(0));
access.update(null, new EventBean[]{events[3]});
assertNull(access.getNewData(0));
assertNull(access.getOldData(0));
}
}