/*
* Copyright (C) 2007, Dave Watson <dwatson@mimvista.com>
* Copyright (C) 2007-2010, Robin Rosenberg <robin.rosenberg@dewire.com>
* Copyright (C) 2006-2008, Shawn O. Pearce <spearce@spearce.org>
* Copyright (C) 2010, Chris Aniszczyk <caniszczyk@gmail.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.assertNotNull;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import org.eclipse.jgit.errors.ConfigInvalidException;
import org.eclipse.jgit.errors.IncorrectObjectTypeException;
import org.eclipse.jgit.errors.MissingObjectException;
import org.eclipse.jgit.internal.JGitText;
import org.eclipse.jgit.lib.AnyObjectId;
import org.eclipse.jgit.lib.CommitBuilder;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.FileMode;
import org.eclipse.jgit.lib.ObjectDatabase;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.ObjectInserter;
import org.eclipse.jgit.lib.PersonIdent;
import org.eclipse.jgit.lib.RefUpdate;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.lib.TagBuilder;
import org.eclipse.jgit.lib.TreeFormatter;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.revwalk.RevTag;
import org.eclipse.jgit.revwalk.RevWalk;
import org.eclipse.jgit.storage.file.FileBasedConfig;
import org.eclipse.jgit.storage.file.FileRepositoryBuilder;
import org.eclipse.jgit.test.resources.SampleDataRepositoryTestCase;
import org.eclipse.jgit.util.FileUtils;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
public class T0003_BasicTest extends SampleDataRepositoryTestCase {
@Rule
public ExpectedException expectedException = ExpectedException.none();
@Test
public void test001_Initalize() {
final File gitdir = new File(trash, Constants.DOT_GIT);
final File hooks = new File(gitdir, "hooks");
final File objects = new File(gitdir, "objects");
final File objects_pack = new File(objects, "pack");
final File objects_info = new File(objects, "info");
final File refs = new File(gitdir, "refs");
final File refs_heads = new File(refs, "heads");
final File refs_tags = new File(refs, "tags");
final File HEAD = new File(gitdir, "HEAD");
assertTrue("Exists " + trash, trash.isDirectory());
assertTrue("Exists " + hooks, hooks.isDirectory());
assertTrue("Exists " + objects, objects.isDirectory());
assertTrue("Exists " + objects_pack, objects_pack.isDirectory());
assertTrue("Exists " + objects_info, objects_info.isDirectory());
assertEquals(2L, objects.listFiles().length);
assertTrue("Exists " + refs, refs.isDirectory());
assertTrue("Exists " + refs_heads, refs_heads.isDirectory());
assertTrue("Exists " + refs_tags, refs_tags.isDirectory());
assertTrue("Exists " + HEAD, HEAD.isFile());
assertEquals(23, HEAD.length());
}
@Test
public void test000_openRepoBadArgs() throws IOException {
try {
new FileRepositoryBuilder().build();
fail("Must pass either GIT_DIR or GIT_WORK_TREE");
} catch (IllegalArgumentException e) {
assertEquals(JGitText.get().eitherGitDirOrWorkTreeRequired, e
.getMessage());
}
}
/**
* Check the default rules for looking up directories and files within a
* repo when the gitDir is given.
*
* @throws IOException
*/
@Test
public void test000_openrepo_default_gitDirSet() throws IOException {
File repo1Parent = new File(trash.getParentFile(), "r1");
Repository repo1initial = new FileRepository(new File(repo1Parent,
Constants.DOT_GIT));
repo1initial.create();
repo1initial.close();
File theDir = new File(repo1Parent, Constants.DOT_GIT);
FileRepository r = (FileRepository) new FileRepositoryBuilder()
.setGitDir(theDir).build();
assertEqualsPath(theDir, r.getDirectory());
assertEqualsPath(repo1Parent, r.getWorkTree());
assertEqualsPath(new File(theDir, "index"), r.getIndexFile());
assertEqualsPath(new File(theDir, "objects"), r.getObjectDatabase()
.getDirectory());
}
/**
* Check that we can pass both a git directory and a work tree repo when the
* gitDir is given.
*
* @throws IOException
*/
@Test
public void test000_openrepo_default_gitDirAndWorkTreeSet()
throws IOException {
File repo1Parent = new File(trash.getParentFile(), "r1");
Repository repo1initial = new FileRepository(new File(repo1Parent,
Constants.DOT_GIT));
repo1initial.create();
repo1initial.close();
File theDir = new File(repo1Parent, Constants.DOT_GIT);
FileRepository r = (FileRepository) new FileRepositoryBuilder()
.setGitDir(theDir).setWorkTree(repo1Parent.getParentFile())
.build();
assertEqualsPath(theDir, r.getDirectory());
assertEqualsPath(repo1Parent.getParentFile(), r.getWorkTree());
assertEqualsPath(new File(theDir, "index"), r.getIndexFile());
assertEqualsPath(new File(theDir, "objects"), r.getObjectDatabase()
.getDirectory());
}
/**
* Check the default rules for looking up directories and files within a
* repo when the workTree is given.
*
* @throws IOException
*/
@Test
public void test000_openrepo_default_workDirSet() throws IOException {
File repo1Parent = new File(trash.getParentFile(), "r1");
Repository repo1initial = new FileRepository(new File(repo1Parent,
Constants.DOT_GIT));
repo1initial.create();
repo1initial.close();
File theDir = new File(repo1Parent, Constants.DOT_GIT);
FileRepository r = (FileRepository) new FileRepositoryBuilder()
.setWorkTree(repo1Parent).build();
assertEqualsPath(theDir, r.getDirectory());
assertEqualsPath(repo1Parent, r.getWorkTree());
assertEqualsPath(new File(theDir, "index"), r.getIndexFile());
assertEqualsPath(new File(theDir, "objects"), r.getObjectDatabase()
.getDirectory());
}
/**
* Check that worktree config has an effect, given absolute path.
*
* @throws IOException
*/
@Test
public void test000_openrepo_default_absolute_workdirconfig()
throws IOException {
File repo1Parent = new File(trash.getParentFile(), "r1");
File workdir = new File(trash.getParentFile(), "rw");
FileUtils.mkdir(workdir);
FileRepository repo1initial = new FileRepository(new File(repo1Parent,
Constants.DOT_GIT));
repo1initial.create();
final FileBasedConfig cfg = repo1initial.getConfig();
cfg.setString("core", null, "worktree", workdir.getAbsolutePath());
cfg.save();
repo1initial.close();
File theDir = new File(repo1Parent, Constants.DOT_GIT);
FileRepository r = (FileRepository) new FileRepositoryBuilder()
.setGitDir(theDir).build();
assertEqualsPath(theDir, r.getDirectory());
assertEqualsPath(workdir, r.getWorkTree());
assertEqualsPath(new File(theDir, "index"), r.getIndexFile());
assertEqualsPath(new File(theDir, "objects"), r.getObjectDatabase()
.getDirectory());
}
/**
* Check that worktree config has an effect, given a relative path.
*
* @throws IOException
*/
@Test
public void test000_openrepo_default_relative_workdirconfig()
throws IOException {
File repo1Parent = new File(trash.getParentFile(), "r1");
File workdir = new File(trash.getParentFile(), "rw");
FileUtils.mkdir(workdir);
FileRepository repo1initial = new FileRepository(new File(repo1Parent,
Constants.DOT_GIT));
repo1initial.create();
final FileBasedConfig cfg = repo1initial.getConfig();
cfg.setString("core", null, "worktree", "../../rw");
cfg.save();
repo1initial.close();
File theDir = new File(repo1Parent, Constants.DOT_GIT);
FileRepository r = (FileRepository) new FileRepositoryBuilder()
.setGitDir(theDir).build();
assertEqualsPath(theDir, r.getDirectory());
assertEqualsPath(workdir, r.getWorkTree());
assertEqualsPath(new File(theDir, "index"), r.getIndexFile());
assertEqualsPath(new File(theDir, "objects"), r.getObjectDatabase()
.getDirectory());
}
/**
* Check that the given index file is honored and the alternate object
* directories too
*
* @throws IOException
*/
@Test
public void test000_openrepo_alternate_index_file_and_objdirs()
throws IOException {
File repo1Parent = new File(trash.getParentFile(), "r1");
File indexFile = new File(trash, "idx");
File objDir = new File(trash, "../obj");
File altObjDir = db.getObjectDatabase().getDirectory();
Repository repo1initial = new FileRepository(new File(repo1Parent,
Constants.DOT_GIT));
repo1initial.create();
repo1initial.close();
File theDir = new File(repo1Parent, Constants.DOT_GIT);
FileRepository r = (FileRepository) new FileRepositoryBuilder() //
.setGitDir(theDir).setObjectDirectory(objDir) //
.addAlternateObjectDirectory(altObjDir) //
.setIndexFile(indexFile) //
.build();
assertEqualsPath(theDir, r.getDirectory());
assertEqualsPath(theDir.getParentFile(), r.getWorkTree());
assertEqualsPath(indexFile, r.getIndexFile());
assertEqualsPath(objDir, r.getObjectDatabase().getDirectory());
assertNotNull(r.open(ObjectId
.fromString("6db9c2ebf75590eef973081736730a9ea169a0c4")));
// Must close or the default repo pack files created by this test gets
// locked via the alternate object directories on Windows.
r.close();
}
protected void assertEqualsPath(File expected, File actual)
throws IOException {
assertEquals(expected.getCanonicalPath(), actual.getCanonicalPath());
}
@Test
public void test002_WriteEmptyTree() throws IOException {
// One of our test packs contains the empty tree object. If the pack is
// open when we create it we won't write the object file out as a loose
// object (as it already exists in the pack).
//
final Repository newdb = createBareRepository();
try (final ObjectInserter oi = newdb.newObjectInserter()) {
final ObjectId treeId = oi.insert(new TreeFormatter());
assertEquals("4b825dc642cb6eb9a060e54bf8d69288fbee4904",
treeId.name());
}
final File o = new File(new File(new File(newdb.getDirectory(),
"objects"), "4b"), "825dc642cb6eb9a060e54bf8d69288fbee4904");
assertTrue("Exists " + o, o.isFile());
assertTrue("Read-only " + o, !o.canWrite());
}
@Test
public void test002_WriteEmptyTree2() throws IOException {
// File shouldn't exist as it is in a test pack.
//
final ObjectId treeId = insertTree(new TreeFormatter());
assertEquals("4b825dc642cb6eb9a060e54bf8d69288fbee4904", treeId.name());
final File o = new File(new File(
new File(db.getDirectory(), "objects"), "4b"),
"825dc642cb6eb9a060e54bf8d69288fbee4904");
assertFalse("Exists " + o, o.isFile());
}
@Test
public void test002_CreateBadTree() throws Exception {
// We won't create a tree entry with an empty filename
//
expectedException.expect(IllegalArgumentException.class);
expectedException.expectMessage(JGitText.get().invalidTreeZeroLengthName);
final TreeFormatter formatter = new TreeFormatter();
formatter.append("", FileMode.TREE,
ObjectId.fromString("4b825dc642cb6eb9a060e54bf8d69288fbee4904"));
}
@Test
public void test006_ReadUglyConfig() throws IOException,
ConfigInvalidException {
final File cfg = new File(db.getDirectory(), Constants.CONFIG);
final FileBasedConfig c = new FileBasedConfig(cfg, db.getFS());
final String configStr = " [core];comment\n\tfilemode = yes\n"
+ "[user]\n"
+ " email = A U Thor <thor@example.com> # Just an example...\n"
+ " name = \"A Thor \\\\ \\\"\\t \"\n"
+ " defaultCheckInComment = a many line\\n\\\ncomment\\n\\\n"
+ " to test\n";
write(cfg, configStr);
c.load();
assertEquals("yes", c.getString("core", null, "filemode"));
assertEquals("A U Thor <thor@example.com>", c.getString("user", null,
"email"));
assertEquals("A Thor \\ \"\t ", c.getString("user", null, "name"));
assertEquals("a many line\ncomment\n to test", c.getString("user",
null, "defaultCheckInComment"));
c.save();
final FileReader fr = new FileReader(cfg);
final char[] cbuf = new char[configStr.length()];
fr.read(cbuf);
fr.close();
assertEquals(configStr, new String(cbuf));
}
@Test
public void test007_Open() throws IOException {
try (final FileRepository db2 = new FileRepository(db.getDirectory())) {
assertEquals(db.getDirectory(), db2.getDirectory());
assertEquals(db.getObjectDatabase().getDirectory(), db2
.getObjectDatabase().getDirectory());
assertNotSame(db.getConfig(), db2.getConfig());
}
}
@Test
public void test008_FailOnWrongVersion() throws IOException {
final File cfg = new File(db.getDirectory(), Constants.CONFIG);
final String badvers = "ihopethisisneveraversion";
final String configStr = "[core]\n" + "\trepositoryFormatVersion="
+ badvers + "\n";
write(cfg, configStr);
try (FileRepository unused = new FileRepository(db.getDirectory())) {
fail("incorrectly opened a bad repository");
} catch (IllegalArgumentException ioe) {
assertNotNull(ioe.getMessage());
}
}
@Test
public void test009_CreateCommitOldFormat() throws IOException {
final ObjectId treeId = insertTree(new TreeFormatter());
final CommitBuilder c = new CommitBuilder();
c.setAuthor(new PersonIdent(author, 1154236443000L, -4 * 60));
c.setCommitter(new PersonIdent(committer, 1154236443000L, -4 * 60));
c.setMessage("A Commit\n");
c.setTreeId(treeId);
assertEquals(treeId, c.getTreeId());
ObjectId actid = insertCommit(c);
final ObjectId cmtid = ObjectId
.fromString("9208b2459ea6609a5af68627cc031796d0d9329b");
assertEquals(cmtid, actid);
// Verify the commit we just wrote is in the correct format.
ObjectDatabase odb = db.getObjectDatabase();
assertTrue("is ObjectDirectory", odb instanceof ObjectDirectory);
final XInputStream xis = new XInputStream(new FileInputStream(
((ObjectDirectory) odb).fileFor(cmtid)));
try {
assertEquals(0x78, xis.readUInt8());
assertEquals(0x9c, xis.readUInt8());
assertEquals(0, 0x789c % 31);
} finally {
xis.close();
}
// Verify we can read it.
RevCommit c2 = parseCommit(actid);
assertNotNull(c2);
assertEquals(c.getMessage(), c2.getFullMessage());
assertEquals(c.getTreeId(), c2.getTree());
assertEquals(c.getAuthor(), c2.getAuthorIdent());
assertEquals(c.getCommitter(), c2.getCommitterIdent());
}
@Test
public void test020_createBlobTag() throws IOException {
final ObjectId emptyId = insertEmptyBlob();
final TagBuilder t = new TagBuilder();
t.setObjectId(emptyId, Constants.OBJ_BLOB);
t.setTag("test020");
t.setTagger(new PersonIdent(author, 1154236443000L, -4 * 60));
t.setMessage("test020 tagged\n");
ObjectId actid = insertTag(t);
assertEquals("6759556b09fbb4fd8ae5e315134481cc25d46954", actid.name());
RevTag mapTag = parseTag(actid);
assertEquals(Constants.OBJ_BLOB, mapTag.getObject().getType());
assertEquals("test020 tagged\n", mapTag.getFullMessage());
assertEquals(new PersonIdent(author, 1154236443000L, -4 * 60), mapTag
.getTaggerIdent());
assertEquals("e69de29bb2d1d6434b8b29ae775ad8c2e48c5391", mapTag
.getObject().getId().name());
}
@Test
public void test021_createTreeTag() throws IOException {
final ObjectId emptyId = insertEmptyBlob();
TreeFormatter almostEmptyTree = new TreeFormatter();
almostEmptyTree.append("empty", FileMode.REGULAR_FILE, emptyId);
final ObjectId almostEmptyTreeId = insertTree(almostEmptyTree);
final TagBuilder t = new TagBuilder();
t.setObjectId(almostEmptyTreeId, Constants.OBJ_TREE);
t.setTag("test021");
t.setTagger(new PersonIdent(author, 1154236443000L, -4 * 60));
t.setMessage("test021 tagged\n");
ObjectId actid = insertTag(t);
assertEquals("b0517bc8dbe2096b419d42424cd7030733f4abe5", actid.name());
RevTag mapTag = parseTag(actid);
assertEquals(Constants.OBJ_TREE, mapTag.getObject().getType());
assertEquals("test021 tagged\n", mapTag.getFullMessage());
assertEquals(new PersonIdent(author, 1154236443000L, -4 * 60), mapTag
.getTaggerIdent());
assertEquals("417c01c8795a35b8e835113a85a5c0c1c77f67fb", mapTag
.getObject().getId().name());
}
@Test
public void test022_createCommitTag() throws IOException {
final ObjectId emptyId = insertEmptyBlob();
TreeFormatter almostEmptyTree = new TreeFormatter();
almostEmptyTree.append("empty", FileMode.REGULAR_FILE, emptyId);
final ObjectId almostEmptyTreeId = insertTree(almostEmptyTree);
final CommitBuilder almostEmptyCommit = new CommitBuilder();
almostEmptyCommit.setAuthor(new PersonIdent(author, 1154236443000L,
-2 * 60)); // not exactly the same
almostEmptyCommit.setCommitter(new PersonIdent(author, 1154236443000L,
-2 * 60));
almostEmptyCommit.setMessage("test022\n");
almostEmptyCommit.setTreeId(almostEmptyTreeId);
ObjectId almostEmptyCommitId = insertCommit(almostEmptyCommit);
final TagBuilder t = new TagBuilder();
t.setObjectId(almostEmptyCommitId, Constants.OBJ_COMMIT);
t.setTag("test022");
t.setTagger(new PersonIdent(author, 1154236443000L, -4 * 60));
t.setMessage("test022 tagged\n");
ObjectId actid = insertTag(t);
assertEquals("0ce2ebdb36076ef0b38adbe077a07d43b43e3807", actid.name());
RevTag mapTag = parseTag(actid);
assertEquals(Constants.OBJ_COMMIT, mapTag.getObject().getType());
assertEquals("test022 tagged\n", mapTag.getFullMessage());
assertEquals(new PersonIdent(author, 1154236443000L, -4 * 60), mapTag
.getTaggerIdent());
assertEquals("b5d3b45a96b340441f5abb9080411705c51cc86c", mapTag
.getObject().getId().name());
}
@Test
public void test023_createCommitNonAnullii() throws IOException {
final ObjectId emptyId = insertEmptyBlob();
TreeFormatter almostEmptyTree = new TreeFormatter();
almostEmptyTree.append("empty", FileMode.REGULAR_FILE, emptyId);
final ObjectId almostEmptyTreeId = insertTree(almostEmptyTree);
CommitBuilder commit = new CommitBuilder();
commit.setTreeId(almostEmptyTreeId);
commit.setAuthor(new PersonIdent("Joe H\u00e4cker", "joe@example.com",
4294967295000L, 60));
commit.setCommitter(new PersonIdent("Joe Hacker", "joe2@example.com",
4294967295000L, 60));
commit.setEncoding("UTF-8");
commit.setMessage("\u00dcbergeeks");
ObjectId cid = insertCommit(commit);
assertEquals("4680908112778718f37e686cbebcc912730b3154", cid.name());
RevCommit loadedCommit = parseCommit(cid);
assertEquals(commit.getMessage(), loadedCommit.getFullMessage());
}
@Test
public void test024_createCommitNonAscii() throws IOException {
final ObjectId emptyId = insertEmptyBlob();
TreeFormatter almostEmptyTree = new TreeFormatter();
almostEmptyTree.append("empty", FileMode.REGULAR_FILE, emptyId);
final ObjectId almostEmptyTreeId = insertTree(almostEmptyTree);
CommitBuilder commit = new CommitBuilder();
commit.setTreeId(almostEmptyTreeId);
commit.setAuthor(new PersonIdent("Joe H\u00e4cker", "joe@example.com",
4294967295000L, 60));
commit.setCommitter(new PersonIdent("Joe Hacker", "joe2@example.com",
4294967295000L, 60));
commit.setEncoding("ISO-8859-1");
commit.setMessage("\u00dcbergeeks");
ObjectId cid = insertCommit(commit);
assertEquals("2979b39d385014b33287054b87f77bcb3ecb5ebf", cid.name());
}
@Test
public void test025_computeSha1NoStore() throws IOException {
byte[] data = "test025 some data, more than 16 bytes to get good coverage"
.getBytes("ISO-8859-1");
try (ObjectInserter.Formatter formatter = new ObjectInserter.Formatter()) {
final ObjectId id = formatter.idFor(Constants.OBJ_BLOB, data);
assertEquals("4f561df5ecf0dfbd53a0dc0f37262fef075d9dde", id.name());
}
}
@Test
public void test026_CreateCommitMultipleparents() throws IOException {
final ObjectId treeId;
try (final ObjectInserter oi = db.newObjectInserter()) {
final ObjectId blobId = oi.insert(Constants.OBJ_BLOB,
"and this is the data in me\n".getBytes(Constants.CHARSET
.name()));
TreeFormatter fmt = new TreeFormatter();
fmt.append("i-am-a-file", FileMode.REGULAR_FILE, blobId);
treeId = oi.insert(fmt);
oi.flush();
}
assertEquals(ObjectId
.fromString("00b1f73724f493096d1ffa0b0f1f1482dbb8c936"), treeId);
final CommitBuilder c1 = new CommitBuilder();
c1.setAuthor(new PersonIdent(author, 1154236443000L, -4 * 60));
c1.setCommitter(new PersonIdent(committer, 1154236443000L, -4 * 60));
c1.setMessage("A Commit\n");
c1.setTreeId(treeId);
assertEquals(treeId, c1.getTreeId());
ObjectId actid1 = insertCommit(c1);
final ObjectId cmtid1 = ObjectId
.fromString("803aec4aba175e8ab1d666873c984c0308179099");
assertEquals(cmtid1, actid1);
final CommitBuilder c2 = new CommitBuilder();
c2.setAuthor(new PersonIdent(author, 1154236443000L, -4 * 60));
c2.setCommitter(new PersonIdent(committer, 1154236443000L, -4 * 60));
c2.setMessage("A Commit 2\n");
c2.setTreeId(treeId);
assertEquals(treeId, c2.getTreeId());
c2.setParentIds(actid1);
ObjectId actid2 = insertCommit(c2);
final ObjectId cmtid2 = ObjectId
.fromString("95d068687c91c5c044fb8c77c5154d5247901553");
assertEquals(cmtid2, actid2);
RevCommit rm2 = parseCommit(cmtid2);
assertNotSame(c2, rm2); // assert the parsed objects is not from the
// cache
assertEquals(c2.getAuthor(), rm2.getAuthorIdent());
assertEquals(actid2, rm2.getId());
assertEquals(c2.getMessage(), rm2.getFullMessage());
assertEquals(c2.getTreeId(), rm2.getTree().getId());
assertEquals(1, rm2.getParentCount());
assertEquals(actid1, rm2.getParent(0));
final CommitBuilder c3 = new CommitBuilder();
c3.setAuthor(new PersonIdent(author, 1154236443000L, -4 * 60));
c3.setCommitter(new PersonIdent(committer, 1154236443000L, -4 * 60));
c3.setMessage("A Commit 3\n");
c3.setTreeId(treeId);
assertEquals(treeId, c3.getTreeId());
c3.setParentIds(actid1, actid2);
ObjectId actid3 = insertCommit(c3);
final ObjectId cmtid3 = ObjectId
.fromString("ce6e1ce48fbeeb15a83f628dc8dc2debefa066f4");
assertEquals(cmtid3, actid3);
RevCommit rm3 = parseCommit(cmtid3);
assertNotSame(c3, rm3); // assert the parsed objects is not from the
// cache
assertEquals(c3.getAuthor(), rm3.getAuthorIdent());
assertEquals(actid3, rm3.getId());
assertEquals(c3.getMessage(), rm3.getFullMessage());
assertEquals(c3.getTreeId(), rm3.getTree().getId());
assertEquals(2, rm3.getParentCount());
assertEquals(actid1, rm3.getParent(0));
assertEquals(actid2, rm3.getParent(1));
final CommitBuilder c4 = new CommitBuilder();
c4.setAuthor(new PersonIdent(author, 1154236443000L, -4 * 60));
c4.setCommitter(new PersonIdent(committer, 1154236443000L, -4 * 60));
c4.setMessage("A Commit 4\n");
c4.setTreeId(treeId);
assertEquals(treeId, c3.getTreeId());
c4.setParentIds(actid1, actid2, actid3);
ObjectId actid4 = insertCommit(c4);
final ObjectId cmtid4 = ObjectId
.fromString("d1fca9fe3fef54e5212eb67902c8ed3e79736e27");
assertEquals(cmtid4, actid4);
RevCommit rm4 = parseCommit(cmtid4);
assertNotSame(c4, rm3); // assert the parsed objects is not from the
// cache
assertEquals(c4.getAuthor(), rm4.getAuthorIdent());
assertEquals(actid4, rm4.getId());
assertEquals(c4.getMessage(), rm4.getFullMessage());
assertEquals(c4.getTreeId(), rm4.getTree().getId());
assertEquals(3, rm4.getParentCount());
assertEquals(actid1, rm4.getParent(0));
assertEquals(actid2, rm4.getParent(1));
assertEquals(actid3, rm4.getParent(2));
}
@Test
public void test027_UnpackedRefHigherPriorityThanPacked()
throws IOException {
String unpackedId = "7f822839a2fe9760f386cbbbcb3f92c5fe81def7";
write(new File(db.getDirectory(), "refs/heads/a"), unpackedId + "\n");
ObjectId resolved = db.resolve("refs/heads/a");
assertEquals(unpackedId, resolved.name());
}
@Test
public void test028_LockPackedRef() throws IOException {
writeTrashFile(".git/packed-refs",
"7f822839a2fe9760f386cbbbcb3f92c5fe81def7 refs/heads/foobar");
writeTrashFile(".git/HEAD", "ref: refs/heads/foobar\n");
BUG_WorkAroundRacyGitIssues("packed-refs");
BUG_WorkAroundRacyGitIssues("HEAD");
ObjectId resolve = db.resolve("HEAD");
assertEquals("7f822839a2fe9760f386cbbbcb3f92c5fe81def7", resolve.name());
RefUpdate lockRef = db.updateRef("HEAD");
ObjectId newId = ObjectId
.fromString("07f822839a2fe9760f386cbbbcb3f92c5fe81def");
lockRef.setNewObjectId(newId);
assertEquals(RefUpdate.Result.FORCED, lockRef.forceUpdate());
assertTrue(new File(db.getDirectory(), "refs/heads/foobar").exists());
assertEquals(newId, db.resolve("refs/heads/foobar"));
// Again. The ref already exists
RefUpdate lockRef2 = db.updateRef("HEAD");
ObjectId newId2 = ObjectId
.fromString("7f822839a2fe9760f386cbbbcb3f92c5fe81def7");
lockRef2.setNewObjectId(newId2);
assertEquals(RefUpdate.Result.FORCED, lockRef2.forceUpdate());
assertTrue(new File(db.getDirectory(), "refs/heads/foobar").exists());
assertEquals(newId2, db.resolve("refs/heads/foobar"));
}
@Test
public void test30_stripWorkDir() {
File relCwd = new File(".");
File absCwd = relCwd.getAbsoluteFile();
File absBase = new File(new File(absCwd, "repo"), "workdir");
File relBase = new File(new File(relCwd, "repo"), "workdir");
assertEquals(absBase.getAbsolutePath(), relBase.getAbsolutePath());
File relBaseFile = new File(new File(relBase, "other"), "module.c");
File absBaseFile = new File(new File(absBase, "other"), "module.c");
assertEquals("other/module.c", Repository.stripWorkDir(relBase,
relBaseFile));
assertEquals("other/module.c", Repository.stripWorkDir(relBase,
absBaseFile));
assertEquals("other/module.c", Repository.stripWorkDir(absBase,
relBaseFile));
assertEquals("other/module.c", Repository.stripWorkDir(absBase,
absBaseFile));
File relNonFile = new File(new File(relCwd, "not-repo"), ".gitignore");
File absNonFile = new File(new File(absCwd, "not-repo"), ".gitignore");
assertEquals("", Repository.stripWorkDir(relBase, relNonFile));
assertEquals("", Repository.stripWorkDir(absBase, absNonFile));
assertEquals("", Repository.stripWorkDir(db.getWorkTree(), db
.getWorkTree()));
File file = new File(new File(db.getWorkTree(), "subdir"), "File.java");
assertEquals("subdir/File.java", Repository.stripWorkDir(db
.getWorkTree(), file));
}
private ObjectId insertEmptyBlob() throws IOException {
final ObjectId emptyId;
try (ObjectInserter oi = db.newObjectInserter()) {
emptyId = oi.insert(Constants.OBJ_BLOB, new byte[] {});
oi.flush();
}
return emptyId;
}
private ObjectId insertTree(TreeFormatter tree) throws IOException {
try (ObjectInserter oi = db.newObjectInserter()) {
ObjectId id = oi.insert(tree);
oi.flush();
return id;
}
}
private ObjectId insertCommit(final CommitBuilder builder)
throws IOException, UnsupportedEncodingException {
try (ObjectInserter oi = db.newObjectInserter()) {
ObjectId id = oi.insert(builder);
oi.flush();
return id;
}
}
private RevCommit parseCommit(AnyObjectId id)
throws MissingObjectException, IncorrectObjectTypeException,
IOException {
try (RevWalk rw = new RevWalk(db)) {
return rw.parseCommit(id);
}
}
private ObjectId insertTag(final TagBuilder tag) throws IOException,
UnsupportedEncodingException {
try (ObjectInserter oi = db.newObjectInserter()) {
ObjectId id = oi.insert(tag);
oi.flush();
return id;
}
}
private RevTag parseTag(AnyObjectId id) throws MissingObjectException,
IncorrectObjectTypeException, IOException {
try (RevWalk rw = new RevWalk(db)) {
return rw.parseTag(id);
}
}
/**
* Kick the timestamp of a local file.
* <p>
* We shouldn't have to make these method calls. The cache is using file
* system timestamps, and on many systems unit tests run faster than the
* modification clock. Dumping the cache after we make an edit behind
* RefDirectory's back allows the tests to pass.
*
* @param name
* the file in the repository to force a time change on.
*/
private void BUG_WorkAroundRacyGitIssues(String name) {
File path = new File(db.getDirectory(), name);
long old = path.lastModified();
long set = 1250379778668L; // Sat Aug 15 20:12:58 GMT-03:30 2009
path.setLastModified(set);
assertTrue("time changed", old != path.lastModified());
}
}