/*
* Copyright (C) 2012, Christian Halstrick <christian.halstrick@sap.com>
* and other copyright owners as documented in the project's IP log.
*
* This program and the accompanying materials are made available
* under the terms of the Eclipse Distribution License v1.0 which
* accompanies this distribution, is reproduced below, and is
* available at http://www.eclipse.org/org/documents/edl-v10.php
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* - Neither the name of the Eclipse Foundation, Inc. nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.eclipse.jgit.internal.storage.file;
import static org.junit.Assert.assertTrue;
import java.util.Collections;
import org.eclipse.jgit.junit.TestRepository.CommitBuilder;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.RefUpdate;
import org.eclipse.jgit.merge.MergeStrategy;
import org.eclipse.jgit.merge.Merger;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.revwalk.RevTree;
import org.junit.Test;
public class GcBranchPrunedTest extends GcTestCase {
@Test
public void branch_historyNotPruned() throws Exception {
RevCommit tip = commitChain(10);
tr.branch("b").update(tip);
gc.setExpireAgeMillis(0);
fsTick();
gc.prune(Collections.<ObjectId> emptySet());
do {
assertTrue(repo.hasObject(tip));
tr.parseBody(tip);
RevTree t = tip.getTree();
assertTrue(repo.hasObject(t));
assertTrue(repo.hasObject(tr.get(t, "a")));
tip = tip.getParentCount() > 0 ? tip.getParent(0) : null;
} while (tip != null);
}
@Test
public void deleteBranch_historyPruned() throws Exception {
RevCommit tip = commitChain(10);
tr.branch("b").update(tip);
RefUpdate update = repo.updateRef("refs/heads/b");
update.setForceUpdate(true);
update.delete();
gc.setExpireAgeMillis(0);
fsTick();
gc.prune(Collections.<ObjectId> emptySet());
assertTrue(gc.getStatistics().numberOfLooseObjects == 0);
}
@Test
public void deleteMergedBranch_historyNotPruned() throws Exception {
RevCommit parent = tr.commit().create();
RevCommit b1Tip = tr.branch("b1").commit().parent(parent).add("x", "x")
.create();
RevCommit b2Tip = tr.branch("b2").commit().parent(parent).add("y", "y")
.create();
// merge b1Tip and b2Tip and update refs/heads/b1 to the merge commit
Merger merger = MergeStrategy.SIMPLE_TWO_WAY_IN_CORE.newMerger(repo);
merger.merge(b1Tip, b2Tip);
CommitBuilder cb = tr.commit();
cb.parent(b1Tip).parent(b2Tip);
cb.setTopLevelTree(merger.getResultTreeId());
RevCommit mergeCommit = cb.create();
RefUpdate u = repo.updateRef("refs/heads/b1");
u.setNewObjectId(mergeCommit);
u.update();
RefUpdate update = repo.updateRef("refs/heads/b2");
update.setForceUpdate(true);
update.delete();
gc.setExpireAgeMillis(0);
fsTick();
gc.prune(Collections.<ObjectId> emptySet());
assertTrue(repo.hasObject(b2Tip));
}
}