/*
* Copyright (C) 2009, Robin Rosenberg
* Copyright (C) 2009, Robin Rosenberg <robin.rosenberg@dewire.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.lib;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Map;
import org.eclipse.jgit.lib.Ref.Storage;
import org.eclipse.jgit.lib.RefUpdate.Result;
/**
* Misc tests for refs. A lot of things are tested elsewhere so not having a
* test for a ref related method, does not mean it is untested.
*/
public class RefTest extends RepositoryTestCase {
public void testReadAllIncludingSymrefs() throws Exception {
ObjectId masterId = db.resolve("refs/heads/master");
RefUpdate updateRef = db.updateRef("refs/remotes/origin/master");
updateRef.setNewObjectId(masterId);
updateRef.setForceUpdate(true);
updateRef.update();
db
.writeSymref("refs/remotes/origin/HEAD",
"refs/remotes/origin/master");
ObjectId r = db.resolve("refs/remotes/origin/HEAD");
assertEquals(masterId, r);
Map<String, Ref> allRefs = db.getAllRefs();
Ref refHEAD = allRefs.get("refs/remotes/origin/HEAD");
assertNotNull(refHEAD);
assertEquals(masterId, refHEAD.getObjectId());
assertTrue(refHEAD.isPeeled());
assertNull(refHEAD.getPeeledObjectId());
Ref refmaster = allRefs.get("refs/remotes/origin/master");
assertEquals(masterId, refmaster.getObjectId());
assertFalse(refmaster.isPeeled());
assertNull(refmaster.getPeeledObjectId());
}
public void testReadSymRefToPacked() throws IOException {
db.writeSymref("HEAD", "refs/heads/b");
Ref ref = db.getRef("HEAD");
assertEquals(Ref.Storage.LOOSE_PACKED, ref.getStorage());
}
public void testReadSymRefToLoosePacked() throws IOException {
ObjectId pid = db.resolve("refs/heads/master^");
RefUpdate updateRef = db.updateRef("refs/heads/master");
updateRef.setNewObjectId(pid);
updateRef.setForceUpdate(true);
Result update = updateRef.update();
assertEquals(Result.FORCED, update); // internal
db.writeSymref("HEAD", "refs/heads/master");
Ref ref = db.getRef("HEAD");
assertEquals(Ref.Storage.LOOSE_PACKED, ref.getStorage());
}
public void testReadLooseRef() throws IOException {
RefUpdate updateRef = db.updateRef("ref/heads/new");
updateRef.setNewObjectId(db.resolve("refs/heads/master"));
Result update = updateRef.update();
assertEquals(Result.NEW, update);
Ref ref = db.getRef("ref/heads/new");
assertEquals(Storage.LOOSE, ref.getStorage());
}
/**
* Let an "outsider" create a loose ref with the same name as a packed one
*
* @throws IOException
* @throws InterruptedException
*/
public void testReadLoosePackedRef() throws IOException,
InterruptedException {
Ref ref = db.getRef("refs/heads/master");
assertEquals(Storage.PACKED, ref.getStorage());
FileOutputStream os = new FileOutputStream(new File(db.getDirectory(),
"refs/heads/master"));
os.write(ref.getObjectId().name().getBytes());
os.write('\n');
os.close();
ref = db.getRef("refs/heads/master");
assertEquals(Storage.LOOSE_PACKED, ref.getStorage());
}
/**
* Modify a packed ref using the API. This creates a loose ref too, ie.
* LOOSE_PACKED
*
* @throws IOException
*/
public void testReadSimplePackedRefSameRepo() throws IOException {
Ref ref = db.getRef("refs/heads/master");
ObjectId pid = db.resolve("refs/heads/master^");
assertEquals(Storage.PACKED, ref.getStorage());
RefUpdate updateRef = db.updateRef("refs/heads/master");
updateRef.setNewObjectId(pid);
updateRef.setForceUpdate(true);
Result update = updateRef.update();
assertEquals(Result.FORCED, update);
ref = db.getRef("refs/heads/master");
assertEquals(Storage.LOOSE_PACKED, ref.getStorage());
}
public void testOrigResolvedNamesBranch() throws IOException {
Ref ref = db.getRef("a");
assertEquals("refs/heads/a", ref.getName());
assertEquals("refs/heads/a", ref.getOrigName());
}
public void testOrigResolvedNamesSymRef() throws IOException {
Ref ref = db.getRef("HEAD");
assertEquals("refs/heads/master", ref.getName());
assertEquals("HEAD", ref.getOrigName());
}
}