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Change-Id: I00d256d0e132c0b5ff02ff27a26fbf21ecc1bccd Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>stable-4.8
Matthias Sohn
8 years ago
committed by
David Pursehouse
1 changed files with 149 additions and 0 deletions
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/* |
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* Copyright (C) 2017, Matthias Sohn <matthias.sohn@sap.com> |
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* and other copyright owners as documented in the project's IP log. |
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* |
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* This program and the accompanying materials are made available |
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* under the terms of the Eclipse Distribution License v1.0 which |
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* accompanies this distribution, is reproduced below, and is |
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* available at http://www.eclipse.org/org/documents/edl-v10.php
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* |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or |
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* without modification, are permitted provided that the following |
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* conditions are met: |
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* |
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* - Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* - Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials provided |
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* with the distribution. |
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* |
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* - Neither the name of the Eclipse Foundation, Inc. nor the |
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* names of its contributors may be used to endorse or promote |
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* products derived from this software without specific prior |
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* written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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package org.eclipse.jgit.internal.storage.file; |
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import static org.junit.Assert.assertTrue; |
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import java.io.File; |
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import java.io.IOException; |
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import java.nio.file.Path; |
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import org.eclipse.jgit.api.Git; |
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import org.eclipse.jgit.api.errors.AbortedByHookException; |
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import org.eclipse.jgit.api.errors.ConcurrentRefUpdateException; |
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import org.eclipse.jgit.api.errors.GitAPIException; |
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import org.eclipse.jgit.api.errors.NoFilepatternException; |
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import org.eclipse.jgit.api.errors.NoHeadException; |
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import org.eclipse.jgit.api.errors.NoMessageException; |
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import org.eclipse.jgit.api.errors.UnmergedPathsException; |
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import org.eclipse.jgit.api.errors.WrongRepositoryStateException; |
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import org.eclipse.jgit.junit.JGitTestUtil; |
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import org.eclipse.jgit.lib.ObjectId; |
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import org.eclipse.jgit.revwalk.RevCommit; |
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import org.eclipse.jgit.test.resources.SampleDataRepositoryTestCase; |
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import org.junit.Test; |
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public class AlternatesTest extends SampleDataRepositoryTestCase { |
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private FileRepository db2; |
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@Override |
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public void setUp() throws Exception { |
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super.setUp(); |
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db2 = createWorkRepository(); |
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} |
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private void setAlternate(FileRepository from, FileRepository to) |
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throws IOException { |
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File alt = new File(from.getObjectDatabase().getDirectory(), |
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"info/alternates"); |
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alt.getParentFile().mkdirs(); |
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File fromDir = from.getObjectDatabase().getDirectory(); |
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File toDir = to.getObjectDatabase().getDirectory(); |
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Path relative = fromDir.toPath().relativize(toDir.toPath()); |
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write(alt, relative.toString() + "\n"); |
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} |
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@Test |
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public void testAlternate() throws Exception { |
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setAlternate(db2, db); |
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RevCommit c = createCommit(); |
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assertCommit(c); |
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assertAlternateObjects(db2); |
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} |
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@Test |
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public void testAlternateCyclic2() throws Exception { |
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setAlternate(db2, db); |
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setAlternate(db, db2); |
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RevCommit c = createCommit(); |
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assertCommit(c); |
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assertAlternateObjects(db2); |
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} |
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@Test |
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public void testAlternateCyclic3() throws Exception { |
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FileRepository db3 = createBareRepository(); |
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setAlternate(db2, db3); |
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setAlternate(db3, db); |
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setAlternate(db, db2); |
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RevCommit c = createCommit(); |
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assertCommit(c); |
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assertAlternateObjects(db2); |
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} |
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private RevCommit createCommit() throws IOException, GitAPIException, |
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NoFilepatternException, NoHeadException, NoMessageException, |
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UnmergedPathsException, ConcurrentRefUpdateException, |
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WrongRepositoryStateException, AbortedByHookException { |
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JGitTestUtil.writeTrashFile(db, "test", "test"); |
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Git git = Git.wrap(db2); |
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git.add().addFilepattern("test").call(); |
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RevCommit c = git.commit().setMessage("adding test").call(); |
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return c; |
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} |
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private void assertCommit(RevCommit c) { |
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ObjectDirectory od = db2.getObjectDatabase(); |
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assertTrue("can't find expected commit" + c.name(), |
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od.has(c.toObjectId())); |
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} |
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private void assertAlternateObjects(FileRepository repo) { |
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// check some objects in alternate
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final ObjectId alternateObjects[] = new ObjectId[] { |
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ObjectId.fromString("49322bb17d3acc9146f98c97d078513228bbf3c0"), |
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ObjectId.fromString("d0114ab8ac326bab30e3a657a0397578c5a1af88"), |
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ObjectId.fromString("f73b95671f326616d66b2afb3bdfcdbbce110b44"), |
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ObjectId.fromString("6020a3b8d5d636e549ccbd0c53e2764684bb3125"), |
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ObjectId.fromString("0a3d7772488b6b106fb62813c4d6d627918d9181"), |
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ObjectId.fromString("da0f8ed91a8f2f0f067b3bdf26265d5ca48cf82c"), |
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ObjectId.fromString( |
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"cd4bcfc27da62c6b840de700be1c60a7e69952a5") }; |
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ObjectDirectory od = repo.getObjectDatabase(); |
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for (ObjectId o : alternateObjects) { |
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assertTrue(String.format("can't find object %s in alternate", |
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o.getName()), od.has(o)); |
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} |
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} |
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} |
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