/*******************************************************************************
* Copyright (c) 2011, 2013 GitHub Inc 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:
* Kevin Sawicki (GitHub Inc.) - initial API and implementation
*******************************************************************************/
package org.eclipse.egit.ui.test.commit;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.File;
import org.eclipse.egit.core.Activator;
import org.eclipse.egit.ui.common.LocalRepositoryTestCase;
import org.eclipse.egit.ui.internal.commit.DiffStyleRangeFormatter;
import org.eclipse.egit.ui.internal.commit.DiffStyleRangeFormatter.DiffStyleRange;
import org.eclipse.jface.text.Document;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.revwalk.RevWalk;
import org.junit.Before;
import org.junit.Test;
/**
* Unit tests for {@link DiffStyleRangeFormatter}
*/
public class DiffStyleRangeFormatterTest extends LocalRepositoryTestCase {
private Repository repository;
private RevCommit commit;
@Before
public void setup() throws Exception {
File repoFile = createProjectAndCommitToRepository();
assertNotNull(repoFile);
repository = Activator.getDefault().getRepositoryCache()
.lookupRepository(repoFile);
assertNotNull(repository);
RevWalk walk = new RevWalk(repository);
try {
commit = walk.parseCommit(repository.resolve(Constants.HEAD));
assertNotNull(commit);
walk.parseBody(commit.getParent(0));
} finally {
walk.release();
}
}
@Test
public void testRanges() throws Exception {
IDocument document = new Document();
DiffStyleRangeFormatter formatter = new DiffStyleRangeFormatter(
document);
formatter.setRepository(repository);
formatter.format(commit.getTree(), commit.getParent(0).getTree());
assertTrue(document.getLength() > 0);
DiffStyleRange[] ranges = formatter.getRanges();
assertNotNull(ranges);
assertTrue(ranges.length > 0);
for (DiffStyleRange range : ranges) {
assertNotNull(range);
assertNotNull(range.diffType);
assertTrue(range.start >= 0);
assertTrue(range.length >= 0);
assertTrue(range.start < document.getLength());
}
}
}