| /* |
| * Copyright (C) 2012, Marc Strapetz <marc.strapetz@syntevo.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.revwalk; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| import org.eclipse.jgit.junit.JGitTestUtil; |
| import org.eclipse.jgit.lib.*; |
| import org.junit.*; |
| |
| import static org.junit.Assert.*; |
| |
| public class RevWalkShallowTest extends RevWalkTestCase { |
| |
| // Accessing ============================================================== |
| |
| @Test |
| public void testDepth1() throws Exception { |
| final RevCommit a = commit(); |
| final RevCommit b = commit(a); |
| final RevCommit c = commit(b); |
| final RevCommit d = commit(c); |
| |
| createShallowFile(d); |
| |
| rw.reset(); |
| markStart(d); |
| assertCommit(d, rw.next()); |
| assertNull(rw.next()); |
| } |
| |
| @Test |
| public void testDepth2() throws Exception { |
| final RevCommit a = commit(); |
| final RevCommit b = commit(a); |
| final RevCommit c = commit(b); |
| final RevCommit d = commit(c); |
| |
| createShallowFile(c); |
| |
| rw.reset(); |
| markStart(d); |
| assertCommit(d, rw.next()); |
| assertCommit(c, rw.next()); |
| assertNull(rw.next()); |
| } |
| |
| @Test |
| public void testDepth3() throws Exception { |
| final RevCommit a = commit(); |
| final RevCommit b = commit(a); |
| final RevCommit c = commit(b); |
| final RevCommit d = commit(c); |
| |
| createShallowFile(b); |
| |
| rw.reset(); |
| markStart(d); |
| assertCommit(d, rw.next()); |
| assertCommit(c, rw.next()); |
| assertCommit(b, rw.next()); |
| assertNull(rw.next()); |
| } |
| |
| @Test |
| public void testMergeCommitOneParentShallow() throws Exception { |
| final RevCommit a = commit(); |
| final RevCommit b = commit(a); |
| final RevCommit c = commit(b); |
| final RevCommit d = commit(b); |
| final RevCommit e = commit(d); |
| final RevCommit merge = commit(c, e); |
| |
| createShallowFile(e); |
| |
| rw.reset(); |
| markStart(merge); |
| assertCommit(merge, rw.next()); |
| assertCommit(e, rw.next()); |
| assertCommit(c, rw.next()); |
| assertCommit(b, rw.next()); |
| assertCommit(a, rw.next()); |
| assertNull(rw.next()); |
| } |
| |
| @Test |
| public void testMergeCommitEntirelyShallow() throws Exception { |
| final RevCommit a = commit(); |
| final RevCommit b = commit(a); |
| final RevCommit c = commit(b); |
| final RevCommit d = commit(b); |
| final RevCommit e = commit(d); |
| final RevCommit merge = commit(c, e); |
| |
| createShallowFile(c, e); |
| |
| rw.reset(); |
| markStart(merge); |
| assertCommit(merge, rw.next()); |
| assertCommit(e, rw.next()); |
| assertCommit(c, rw.next()); |
| assertNull(rw.next()); |
| } |
| |
| @Test |
| public void testObjectDirectorySnapshot() throws Exception { |
| RevCommit a = commit(); |
| RevCommit b = commit(a); |
| RevCommit c = commit(b); |
| RevCommit d = commit(c); |
| |
| createShallowFile(d); |
| |
| rw.reset(); |
| markStart(d); |
| assertCommit(d, rw.next()); |
| assertNull(rw.next()); |
| |
| rw = createRevWalk(); |
| a = rw.lookupCommit(a); |
| b = rw.lookupCommit(b); |
| c = rw.lookupCommit(c); |
| d = rw.lookupCommit(d); |
| |
| rw.reset(); |
| markStart(d); |
| assertCommit(d, rw.next()); |
| assertNull(rw.next()); |
| |
| createShallowFile(c); |
| |
| rw = createRevWalk(); |
| a = rw.lookupCommit(a); |
| b = rw.lookupCommit(b); |
| c = rw.lookupCommit(c); |
| d = rw.lookupCommit(d); |
| |
| rw.reset(); |
| markStart(d); |
| assertCommit(d, rw.next()); |
| assertCommit(c, rw.next()); |
| assertNull(rw.next()); |
| } |
| |
| private void createShallowFile(ObjectId... shallowCommits) |
| throws IOException { |
| final StringBuilder builder = new StringBuilder(); |
| for (ObjectId commit : shallowCommits) |
| builder.append(commit.getName() + "\n"); |
| JGitTestUtil.write(new File(db.getDirectory(), "shallow"), |
| builder.toString()); |
| } |
| } |