/*
***************************************************************************************
* 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 TestIStreamRelativeAccessImpl extends TestCase {
private IStreamRelativeAccess access;
private EventBean[] events;
public void setUp() {
IStreamRelativeAccess.IStreamRelativeAccessUpdateObserver updateObserver = new IStreamRelativeAccess.IStreamRelativeAccessUpdateObserver() {
public void updated(RelativeAccessByEventNIndex iStreamRelativeAccess, EventBean[] newData) {
}
};
access = new IStreamRelativeAccess(updateObserver);
events = new EventBean[100];
for (int i = 0; i < events.length; i++) {
events[i] = SupportEventBeanFactory.createObject(new SupportBean());
}
}
public void testGet() {
access.update(new EventBean[]{events[0]}, null);
assertEquals(events[0], access.getRelativeToEvent(events[0], 0));
assertNull(access.getRelativeToEvent(events[0], 1));
// sends the newest event last (i.e. 1 older 2 as 1 is sent first)
access.update(new EventBean[]{events[1], events[2]}, null);
assertEquals(events[1], access.getRelativeToEvent(events[1], 0));
assertNull(access.getRelativeToEvent(events[1], 1));
assertEquals(events[2], access.getRelativeToEvent(events[2], 0));
assertEquals(events[1], access.getRelativeToEvent(events[2], 1));
assertNull(access.getRelativeToEvent(events[2], 2));
// sends the newest event last (i.e. 1 older 2 as 1 is sent first)
access.update(new EventBean[]{events[3], events[4], events[5]}, null);
assertEquals(events[3], access.getRelativeToEvent(events[3], 0));
assertNull(access.getRelativeToEvent(events[3], 1));
assertEquals(events[4], access.getRelativeToEvent(events[4], 0));
assertEquals(events[3], access.getRelativeToEvent(events[4], 1));
assertNull(access.getRelativeToEvent(events[4], 2));
assertEquals(events[5], access.getRelativeToEvent(events[5], 0));
assertEquals(events[4], access.getRelativeToEvent(events[5], 1));
assertEquals(events[3], access.getRelativeToEvent(events[5], 2));
assertNull(access.getRelativeToEvent(events[5], 3));
}
}