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/*******************************************************************************
* Copyright (c) 2010 Technical University of Denmark.
* 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:
* Patrick Koenemann, DTU Informatics - initial API and implementation
*******************************************************************************/
package org.eclipse.emf.compare.mpatch.test.junit;
import static org.junit.Assert.assertNotNull;
import org.eclipse.emf.compare.mpatch.MPatchModel;
import org.eclipse.emf.compare.mpatch.extension.IModelDescriptorCreator;
import org.eclipse.emf.compare.mpatch.extension.ISymbolicReferenceCreator;
import org.eclipse.emf.compare.mpatch.test.util.CommonTestOperations;
import org.eclipse.emf.compare.mpatch.test.util.CompareTestHelper;
import org.eclipse.emf.compare.mpatch.test.util.TestConstants;
import org.junit.Test;
/**
* Check the creation of groups for several test models.
*
* @author Patrick Koenemann (pk@imm.dtu.dk)
*
*/
public class GroupingTest {
@Test
public void testGroupsSimple() {
/*
* just one change leads to one group
*/
testGroups(TestConstants.SIMPLE_URI1, TestConstants.SIMPLE_URI2, 1);
}
@Test
public void testGroupsDependencies() {
/*
* an added element with some changes and a removed element with some changes leads to two groups
*/
testGroups(TestConstants.DEPENDENCY_URI1, TestConstants.DEPENDENCY_URI2, 2);
}
@Test
public void testGroupsEachonce() {
/*
* Uhm... difficult to foresee. I think 9. Each type one except for the 'add reference changes' because they add
* a reference to a newly added element and thus are in their group; and the three update references, because
* they all operate on the same element.
*/
testGroups(TestConstants.EACHONCE_URI1, TestConstants.EACHONCE_URI2, 9);
}
private void testGroups(String unchangedUri, String changedUri, int expectedNumberOfGroups) {
for (ISymbolicReferenceCreator symrefCreator : TestConstants.SYM_REF_CREATORS) {
for (IModelDescriptorCreator descriptorCreator : TestConstants.MODEL_DESCRIPTOR_CREATORS) {
final MPatchModel mpatch = CompareTestHelper.getMPatchFromUris(
changedUri, unchangedUri, symrefCreator, descriptorCreator);
assertNotNull("Preceeding transformation emfdiff2mpatch failed with symrefCreator: "
+ symrefCreator.getLabel() + " and descriptorCreator: " + descriptorCreator.getLabel(), mpatch);
CommonTestOperations.groupingAndCheckForGroups(mpatch, expectedNumberOfGroups);
}
}
}
}
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