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/*
* Copyright (C) 2011, Garmin International
* Copyright (C) 2011, Jesse Greenwald <jesse.greenwald@gmail.com> and others
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0 which is available at
* https://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package org.eclipse.jgit.revwalk;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.util.concurrent.atomic.AtomicBoolean;
import org.eclipse.jgit.errors.IncorrectObjectTypeException;
import org.eclipse.jgit.errors.MissingObjectException;
import org.eclipse.jgit.errors.StopWalkException;
import org.eclipse.jgit.revwalk.filter.RevFilter;
import org.junit.Test;
public class RevWalkResetTest extends RevWalkTestCase {
@Test
public void testRevFilterReceivesParsedCommits() throws Exception {
final RevCommit a = commit();
final RevCommit b = commit(a);
final RevCommit c = commit(b);
final AtomicBoolean filterRan = new AtomicBoolean();
RevFilter testFilter = new RevFilter() {
@Override
public boolean include(RevWalk walker, RevCommit cmit)
throws StopWalkException, MissingObjectException,
IncorrectObjectTypeException, IOException {
assertNotNull("commit is parsed", cmit.getRawBuffer());
filterRan.set(true);
return true;
}
@Override
public RevFilter clone() {
return this;
}
@Override
public boolean requiresCommitBody() {
return true;
}
};
// Do an initial run through the walk
filterRan.set(false);
rw.setRevFilter(testFilter);
markStart(c);
rw.markUninteresting(b);
for (RevCommit cmit = rw.next(); cmit != null; cmit = rw.next()) {
// Don't dispose the body here, because we want to test the effect
// of marking 'b' as uninteresting.
}
assertTrue("filter ran", filterRan.get());
// Run through the walk again, this time disposing of all commits.
filterRan.set(false);
rw.reset();
markStart(c);
for (RevCommit cmit = rw.next(); cmit != null; cmit = rw.next()) {
cmit.disposeBody();
}
assertTrue("filter ran", filterRan.get());
// Do the third run through the reused walk. Test that the explicitly
// disposed commits are parsed on this walk.
filterRan.set(false);
rw.reset();
markStart(c);
for (RevCommit cmit = rw.next(); cmit != null; cmit = rw.next()) {
// spin through the walk.
}
assertTrue("filter ran", filterRan.get());
}
}
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