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/**
* Copyright (c) 2012, 2014 Obeo.
* 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:
* Obeo - initial API and implementation
*/
package org.eclipse.emf.compare.tests.fullcomparison;
import java.io.IOException;
import org.eclipse.emf.common.util.BasicMonitor;
import org.eclipse.emf.compare.match.DefaultComparisonFactory;
import org.eclipse.emf.compare.match.DefaultEqualityHelperFactory;
import org.eclipse.emf.compare.match.DefaultMatchEngine;
import org.eclipse.emf.compare.match.IMatchEngine;
import org.eclipse.emf.compare.match.eobject.EditionDistance;
import org.eclipse.emf.compare.match.eobject.IEObjectMatcher;
import org.eclipse.emf.compare.match.eobject.IdentifierEObjectMatcher;
import org.eclipse.emf.compare.match.eobject.ProximityEObjectMatcher;
import org.eclipse.emf.compare.scope.DefaultComparisonScope;
import org.eclipse.emf.compare.scope.IComparisonScope;
import org.eclipse.emf.compare.tests.fullcomparison.data.distance.DistanceMatchInputData;
import org.eclipse.emf.compare.tests.suite.AllTests;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.uml2.uml.UMLPackage;
import org.junit.Before;
import org.junit.Test;
/**
* A very crude performance test comparing the match per id and match per content time.
*
* @author <a href="mailto:cedric.brun@obeo.fr">Cedric Brun</a>
*/
public class MatchPerformanceComparisonTest {
DistanceMatchInputData data = new DistanceMatchInputData();
int nbIterations = 10;
Resource left;
Resource right;
Resource origin;
@SuppressWarnings("restriction")
@Before
public void setUp() throws Exception {
AllTests.fillEMFRegistries();
EPackage.Registry.INSTANCE.put(UMLPackage.eNS_URI, UMLPackage.eINSTANCE);
Resource.Factory.Registry.INSTANCE.getExtensionToFactoryMap().put("uml", //$NON-NLS-1$
new org.eclipse.uml2.uml.internal.resource.UMLResourceFactoryImpl());
left = data.getNominalUMLLeft();
right = data.getNominalUMLRight();
origin = data.getNominalUMLOrigin();
}
@Test
public void warmup() throws IOException {
final IEObjectMatcher contentMatcher = new ProximityEObjectMatcher(EditionDistance.builder().build());
final IEObjectMatcher matcher = new IdentifierEObjectMatcher(contentMatcher);
IMatchEngine matchEngine = new DefaultMatchEngine(matcher,
new DefaultComparisonFactory(new DefaultEqualityHelperFactory()));
final IComparisonScope scope = new DefaultComparisonScope(left, right, origin);
matchEngine.match(scope, new BasicMonitor());
}
@Test
public void matchPerIdAlmostIdenticalModels() throws IOException {
final IEObjectMatcher matcher = new IdentifierEObjectMatcher();
IMatchEngine matchEngine = new DefaultMatchEngine(matcher,
new DefaultComparisonFactory(new DefaultEqualityHelperFactory()));
final IComparisonScope scope = new DefaultComparisonScope(left, right, origin);
for (int i = 0; i < nbIterations; i++) {
matchEngine.match(scope, new BasicMonitor());
}
}
@Test
public void matchPerContentAlmostIdenticalModels() throws IOException {
final IEObjectMatcher contentMatcher = new ProximityEObjectMatcher(EditionDistance.builder().build());
IMatchEngine matchEngine = new DefaultMatchEngine(contentMatcher,
new DefaultComparisonFactory(new DefaultEqualityHelperFactory()));
final IComparisonScope scope = new DefaultComparisonScope(left, right, origin);
for (int i = 0; i < nbIterations; i++) {
matchEngine.match(scope, new BasicMonitor());
}
}
}
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