/*******************************************************************************
* Copyright (c) 2006 IBM 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:
* IBM Corporation - Jeff Briggs, Henry Hughes, Ryan Morse
*******************************************************************************/
package org.eclipse.linuxtools.systemtap.graphing.core.tests.aggregates;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import org.eclipse.linuxtools.systemtap.graphing.core.aggregates.SumAggregate;
import org.eclipse.linuxtools.systemtap.graphing.core.tests.MockDataSet;
import org.junit.Test;
public class SumAggregateTest {
@Test
public void testAggregate() {
SumAggregate aa = new SumAggregate();
Number num;
num = aa.aggregate(null);
assertNull(num);
num = aa.aggregate(new Number[] {});
assertNull(num);
num = aa.aggregate(MockDataSet.buildIntegerArray(new int[] {0,0,0}));
assertEquals(0, num.intValue());
num = aa.aggregate(MockDataSet.buildIntegerArray(new int[] {-1,0,1}));
assertEquals(0, num.intValue());
num = aa.aggregate(MockDataSet.buildIntegerArray(new int[] {0,0,1}));
assertEquals(1, num.intValue());
num = aa.aggregate(MockDataSet.buildDoubleArray(new double[] {0,0,0}));
assertEquals(0.0, num.doubleValue(), 0.0);
num = aa.aggregate(MockDataSet.buildDoubleArray(new double[] {-1,0,1}));
assertEquals(0.0, num.doubleValue(), 0.0);
num = aa.aggregate(MockDataSet.buildDoubleArray(new double[] {0,0,1,2}));
assertEquals(3.0, num.doubleValue(), 0.0);
}
@Test
public void testGetID() {
SumAggregate aa = new SumAggregate();
assertEquals(SumAggregate.ID, aa.getID());
}
}