2 * Copyright (C) 2016 Google Inc.
3 * and other copyright owners as documented in the project's IP log.
5 * This program and the accompanying materials are made available
6 * under the terms of the Eclipse Distribution License v1.0 which
7 * accompanies this distribution, is reproduced below, and is
8 * available at http://www.eclipse.org/org/documents/edl-v10.php
10 * All rights reserved.
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
16 * - Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
19 * - Redistributions in binary form must reproduce the above
20 * copyright notice, this list of conditions and the following
21 * disclaimer in the documentation and/or other materials provided
22 * with the distribution.
24 * - Neither the name of the Eclipse Foundation, Inc. nor the
25 * names of its contributors may be used to endorse or promote
26 * products derived from this software without specific prior
29 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
30 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
31 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
32 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
34 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
35 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
36 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
37 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
38 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
40 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
41 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44 package org.eclipse.jgit.internal.storage.reftree;
46 import static org.eclipse.jgit.lib.Constants.HEAD;
47 import static org.eclipse.jgit.lib.Constants.MASTER;
48 import static org.eclipse.jgit.lib.Constants.ORIG_HEAD;
49 import static org.eclipse.jgit.lib.Constants.R_HEADS;
50 import static org.eclipse.jgit.lib.RefDatabase.ALL;
51 import static org.junit.Assert.assertEquals;
52 import static org.junit.Assert.assertFalse;
55 import java.io.IOException;
56 import java.util.List;
58 import org.eclipse.jgit.internal.storage.file.FileRepository;
59 import org.eclipse.jgit.junit.LocalDiskRepositoryTestCase;
60 import org.eclipse.jgit.junit.TestRepository;
61 import org.eclipse.jgit.lib.ObjectId;
62 import org.eclipse.jgit.lib.Ref;
63 import org.eclipse.jgit.lib.RefDatabase;
64 import org.eclipse.jgit.lib.RefUpdate;
65 import org.eclipse.jgit.revwalk.RevCommit;
66 import org.eclipse.jgit.storage.file.FileBasedConfig;
67 import org.eclipse.jgit.storage.file.FileRepositoryBuilder;
68 import org.junit.Before;
69 import org.junit.Test;
71 public class LocalDiskRefTreeDatabaseTest extends LocalDiskRepositoryTestCase {
72 private FileRepository repo;
73 private RefTreeDatabase refdb;
74 private RefDatabase bootstrap;
76 private TestRepository<FileRepository> testRepo;
82 public void setUp() throws Exception {
83 FileRepository init = createWorkRepository();
84 FileBasedConfig cfg = init.getConfig();
85 cfg.setInt("core", null, "repositoryformatversion", 1);
86 cfg.setString("extensions", null, "refStorage", "reftree");
89 repo = (FileRepository) new FileRepositoryBuilder()
90 .setGitDir(init.getDirectory())
92 refdb = (RefTreeDatabase) repo.getRefDatabase();
93 bootstrap = refdb.getBootstrap();
96 RefUpdate head = refdb.newUpdate(HEAD, true);
97 head.link(R_HEADS + MASTER);
99 testRepo = new TestRepository<>(init);
100 A = testRepo.commit().create();
101 B = testRepo.commit(testRepo.getRevWalk().parseCommit(A));
105 public void testHeadOrigHead() throws IOException {
106 RefUpdate master = refdb.newUpdate(HEAD, false);
107 master.setExpectedOldObjectId(ObjectId.zeroId());
108 master.setNewObjectId(A);
109 assertEquals(RefUpdate.Result.NEW, master.update());
110 assertEquals(A, refdb.exactRef(HEAD).getObjectId());
112 RefUpdate orig = refdb.newUpdate(ORIG_HEAD, true);
113 orig.setNewObjectId(B);
114 assertEquals(RefUpdate.Result.NEW, orig.update());
116 File origFile = new File(repo.getDirectory(), ORIG_HEAD);
117 assertEquals(B.name() + '\n', read(origFile));
118 assertEquals(B, bootstrap.exactRef(ORIG_HEAD).getObjectId());
119 assertEquals(B, refdb.exactRef(ORIG_HEAD).getObjectId());
120 assertFalse(refdb.getRefs(ALL).containsKey(ORIG_HEAD));
122 List<Ref> addl = refdb.getAdditionalRefs();
123 assertEquals(2, addl.size());
124 assertEquals(ORIG_HEAD, addl.get(1).getName());
125 assertEquals(B, addl.get(1).getObjectId());