/*
* 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.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.io.File;
import java.util.Iterator;
import org.eclipse.jgit.internal.storage.file.PackIndex.MutableEntry;
import org.eclipse.jgit.junit.TestRepository.BranchBuilder;
import org.junit.Test;
public class GcKeepFilesTest extends GcTestCase {
@Test
public void testKeepFiles() throws Exception {
BranchBuilder bb = tr.branch("refs/heads/master");
bb.commit().add("A", "A").add("B", "B").create();
stats = gc.getStatistics();
assertEquals(4, stats.numberOfLooseObjects);
assertEquals(0, stats.numberOfPackedObjects);
assertEquals(0, stats.numberOfPackFiles);
gc.gc();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(4, stats.numberOfPackedObjects);
assertEquals(1, stats.numberOfPackFiles);
Iterator<PackFile> packIt = repo.getObjectDatabase().getPacks()
.iterator();
PackFile singlePack = packIt.next();
assertFalse(packIt.hasNext());
File keepFile = new File(singlePack.getPackFile().getPath() + ".keep");
assertFalse(keepFile.exists());
assertTrue(keepFile.createNewFile());
bb.commit().add("A", "A2").add("B", "B2").create();
stats = gc.getStatistics();
assertEquals(4, stats.numberOfLooseObjects);
assertEquals(4, stats.numberOfPackedObjects);
assertEquals(1, stats.numberOfPackFiles);
gc.gc();
stats = gc.getStatistics();
assertEquals(0, stats.numberOfLooseObjects);
assertEquals(8, stats.numberOfPackedObjects);
assertEquals(2, stats.numberOfPackFiles);
// check that no object is packed twice
Iterator<PackFile> packs = repo.getObjectDatabase().getPacks()
.iterator();
PackIndex ind1 = packs.next().getIndex();
assertEquals(4, ind1.getObjectCount());
PackIndex ind2 = packs.next().getIndex();
assertEquals(4, ind2.getObjectCount());
for (MutableEntry e: ind1)
if (ind2.hasObject(e.toObjectId()))
assertFalse(
"the following object is in both packfiles: "
+ e.toObjectId(),
ind2.hasObject(e.toObjectId()));
}
}