/*******************************************************************************
* Copyright (c) 2000, 2005 IBM Corporation and others.
* 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 - initial API and implementation
*******************************************************************************/
package org.eclipse.test.internal.performance.eval;
import org.eclipse.test.internal.performance.PerformanceTestPlugin;
import org.eclipse.test.internal.performance.data.Dim;
import org.eclipse.test.internal.performance.data.Scalar;
/**
* @since 3.1
*/
public class AbsoluteBandChecker extends AssertChecker {
private long fLowerBand;
private long fUpperBand;
public AbsoluteBandChecker(Dim dimension, long lowerBand, long upperBand) {
super(dimension);
fLowerBand= lowerBand;
fUpperBand= upperBand;
}
public boolean test(StatisticsSession reference, StatisticsSession measured, StringBuffer message) {
Dim dimension= getDimension();
if (!measured.contains(dimension)) {
PerformanceTestPlugin.logWarning("collected data provides no dimension '"+dimension.getName()+'\''); //$NON-NLS-1$
return true;
}
if (!reference.contains(dimension)) {
PerformanceTestPlugin.logWarning("reference data provides no dimension '"+dimension.getName()+'\''); //$NON-NLS-1$
return true;
}
double actual= measured.getAverage(dimension);
double test= reference.getAverage(dimension);
if (actual > fUpperBand + test || actual < test - fLowerBand) {
message.append('\n' + dimension.getName() + ": " + dimension.getDisplayValue(actual) + " is not within [-" + dimension.getDisplayValue(new Scalar(null, fLowerBand)) + ", +" + dimension.getDisplayValue(new Scalar(null, fUpperBand)) + "] of " + dimension.getDisplayValue(test)); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
return false;
}
return true;
}
}