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Diffstat (limited to 'plugins/org.eclipse.emf.compare.tests/src/org/eclipse/emf/compare/tests/match/IdentifierEObjectMatcherTest.java')
-rw-r--r-- | plugins/org.eclipse.emf.compare.tests/src/org/eclipse/emf/compare/tests/match/IdentifierEObjectMatcherTest.java | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/plugins/org.eclipse.emf.compare.tests/src/org/eclipse/emf/compare/tests/match/IdentifierEObjectMatcherTest.java b/plugins/org.eclipse.emf.compare.tests/src/org/eclipse/emf/compare/tests/match/IdentifierEObjectMatcherTest.java new file mode 100644 index 000000000..46a736811 --- /dev/null +++ b/plugins/org.eclipse.emf.compare.tests/src/org/eclipse/emf/compare/tests/match/IdentifierEObjectMatcherTest.java @@ -0,0 +1,112 @@ +/******************************************************************************* + * Copyright (c) 2015 Obeo 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: + * Obeo - initial API and implementation + *******************************************************************************/ +package org.eclipse.emf.compare.tests.match; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertTrue; + +import com.google.common.collect.Iterators; +import com.google.common.collect.Lists; + +import java.io.IOException; +import java.util.Collection; +import java.util.Iterator; +import java.util.List; +import java.util.Set; + +import org.eclipse.emf.common.util.EList; +import org.eclipse.emf.compare.Match; +import org.eclipse.emf.compare.match.eobject.IdentifierEObjectMatcher; +import org.eclipse.emf.compare.tests.nodes.Node; +import org.eclipse.emf.compare.tests.nodes.NodesFactory; +import org.eclipse.emf.ecore.EObject; +import org.junit.Test; + +/** + * Test class for {@link IdentifierEObjectMatcher}. + * + * @author <a href="mailto:axel.richard@obeo.fr">Axel Richard</a> + */ +@SuppressWarnings("nls") +public class IdentifierEObjectMatcherTest { + + /** + * Test the matchPerId function, especially the containment between matches. + * + * @throws IOException + */ + @Test + public void testMatchPerIdFunction() throws IOException { + + Node root = NodesFactory.eINSTANCE.createNode(); + root.setName("root"); + Node nodeLevel1 = NodesFactory.eINSTANCE.createNode(); + nodeLevel1.setName("nodeLevel1"); + Node nodeLevel2 = NodesFactory.eINSTANCE.createNode(); + nodeLevel2.setName("nodeLevel2"); + Node nodeLevel3 = NodesFactory.eINSTANCE.createNode(); + nodeLevel3.setName("nodeLevel3"); + root.getContainmentRef1().add(nodeLevel1); + nodeLevel1.getContainmentRef1().add(nodeLevel2); + nodeLevel2.getContainmentRef1().add(nodeLevel3); + + // Give the eObjects to matchPerId function in opposite containment order, to force the matchPerId + // method to reorganize matches. + Collection<Node> nodes = Lists.newArrayList(nodeLevel3, nodeLevel2, nodeLevel1, root); + + MockIdentifierEObjectMatcher matcher = new MockIdentifierEObjectMatcher(); + + Iterator<? extends EObject> leftEObjects = nodes.iterator(); + Iterator<? extends EObject> rightEObjects = nodes.iterator(); + Iterator<? extends EObject> originEObjects = Iterators.emptyIterator(); + List<EObject> leftEObjectsNoID = Lists.newArrayList(); + List<EObject> rightEObjectsNoID = Lists.newArrayList(); + List<EObject> originEObjectsNoID = Lists.newArrayList(); + + Set<Match> matches = matcher.matchPerId(leftEObjects, rightEObjects, originEObjects, + leftEObjectsNoID, rightEObjectsNoID, originEObjectsNoID); + + assertEquals(1, matches.size()); + Match rootMatch = matches.iterator().next(); + assertEquals(root, rootMatch.getLeft()); + EList<Match> rootSubMatches = rootMatch.getSubmatches(); + assertEquals(1, rootSubMatches.size()); + Match nodeLevel1Match = rootSubMatches.iterator().next(); + assertEquals(nodeLevel1, nodeLevel1Match.getLeft()); + EList<Match> nodeLevel1SubMatches = nodeLevel1Match.getSubmatches(); + assertEquals(1, nodeLevel1SubMatches.size()); + Match nodeLevel2Match = nodeLevel1SubMatches.iterator().next(); + assertEquals(nodeLevel2, nodeLevel2Match.getLeft()); + EList<Match> nodeLevel2SubMatches = nodeLevel2Match.getSubmatches(); + assertEquals(1, nodeLevel2SubMatches.size()); + Match nodeLevel3Match = nodeLevel2SubMatches.iterator().next(); + assertEquals(nodeLevel3, nodeLevel3Match.getLeft()); + EList<Match> nodeLevel3SubMatches = nodeLevel3Match.getSubmatches(); + assertTrue(nodeLevel3SubMatches.isEmpty()); + + } + + /** + * Mock {@link IdentifierEObjectMatcher} to test matchPerId method. + * + * @author <a href="mailto:axel.richard@obeo.fr">Axel Richard</a> + */ + private class MockIdentifierEObjectMatcher extends IdentifierEObjectMatcher { + @Override + public Set<Match> matchPerId(Iterator<? extends EObject> leftEObjects, + Iterator<? extends EObject> rightEObjects, Iterator<? extends EObject> originEObjects, + List<EObject> leftEObjectsNoID, List<EObject> rightEObjectsNoID, + List<EObject> originEObjectsNoID) { + return super.matchPerId(leftEObjects, rightEObjects, originEObjects, leftEObjectsNoID, + rightEObjectsNoID, originEObjectsNoID); + } + } +} |