@Test
public void testRemoved() throws IOException {
writeTrashFile("file2", "file2");
writeTrashFile("dir/file3", "dir/file3");
TreeFormatter dir = new TreeFormatter();
dir.append(
"file3",
FileMode.REGULAR_FILE,
ObjectId.fromString("873fb8d667d05436d728c52b1d7a09528e6eb59b"));
TreeFormatter tree = new TreeFormatter();
tree.append(
"file2",
FileMode.REGULAR_FILE,
ObjectId.fromString("30d67d4672d5c05833b7192cc77a79eaafb5c7ad"));
tree.append("dir", FileMode.TREE, insertTree(dir));
ObjectId treeId = insertTree(tree);
FileTreeIterator iterator = new FileTreeIterator(db);
IndexDiff diff = new IndexDiff(db, treeId, iterator);
diff.diff();
assertEquals(2, diff.getRemoved().size());
assertTrue(diff.getRemoved().contains("file2"));
assertTrue(diff.getRemoved().contains("dir/file3"));
assertEquals(0, diff.getChanged().size());
assertEquals(0, diff.getModified().size());
assertEquals(0, diff.getAdded().size());
assertEquals(Collections.EMPTY_SET, diff.getUntrackedFolders());
}
// Each of these rules are from the read-tree manpage
// go there to see what they mean.
// Rule 0 is left out for obvious reasons :)
public void testRules1thru3_NoIndexEntry() throws IOException {
GitIndex index = new GitIndex(db);
Tree head = new Tree(db);
FileTreeEntry headFile = head.addFile("foo");
ObjectId objectId = ObjectId.fromString("ba78e065e2c261d4f7b8f42107588051e87e18e9");
headFile.setId(objectId);
Tree merge = new Tree(db);
Checkout readTree = getCheckoutImpl(head, index, merge);
readTree.prescanTwoTrees();
assertTrue(readTree.removed().contains("foo"));
readTree = getCheckoutImpl(merge, index, head);
readTree.prescanTwoTrees();
assertEquals(objectId, readTree.updated().get("foo"));
ObjectId anotherId = ObjectId.fromString("ba78e065e2c261d4f7b8f42107588051e87e18ee");
merge.addFile("foo").setId(anotherId);
readTree = getCheckoutImpl(head, index, merge);
readTree.prescanTwoTrees();
assertEquals(anotherId, readTree.updated().get("foo"));
}
private static ChangeKind getChangeKindInternal(
ChangeKindCache cache,
ReviewDb db,
Change change,
PatchSet patch,
ChangeData.Factory changeDataFactory,
ProjectCache projectCache,
GitRepositoryManager repoManager) {
Repository repo = null;
// TODO - dborowitz: add NEW_CHANGE type for default.
ChangeKind kind = ChangeKind.REWORK;
// Trivial case: if we're on the first patch, we don't need to open
// the repository.
if (patch.getId().get() > 1) {
try {
ProjectState projectState = projectCache.checkedGet(change.getProject());
repo = repoManager.openRepository(change.getProject());
ChangeData cd = changeDataFactory.create(db, change);
Collection<PatchSet> patchSetCollection = cd.patches();
PatchSet priorPs = patch;
for (PatchSet ps : patchSetCollection) {
if (ps.getId().get() < patch.getId().get()
&& (ps.getId().get() > priorPs.getId().get() || priorPs == patch)) {
// We only want the previous patch set, so walk until the last one
priorPs = ps;
}
}
// If we still think the previous patch is the current patch,
// we only have one patch set. Return the default.
// This can happen if a user creates a draft, uploads a second patch,
// and deletes the draft.
if (priorPs != patch) {
kind =
cache.getChangeKind(
projectState,
repo,
ObjectId.fromString(priorPs.getRevision().get()),
ObjectId.fromString(patch.getRevision().get()));
}
} catch (IOException | OrmException e) {
// Do nothing; assume we have a complex change
log.warn(
"Unable to get change kind for patchSet "
+ patch.getPatchSetId()
+ "of change "
+ change.getChangeId(),
e);
} finally {
if (repo != null) {
repo.close();
}
}
}
return kind;
}
private void writeVerifyPack2(boolean deltaReuse) throws IOException {
writer.setReuseDeltas(deltaReuse);
final LinkedList<ObjectId> interestings = new LinkedList<ObjectId>();
interestings.add(ObjectId.fromString("82c6b885ff600be425b4ea96dee75dca255b69e7"));
final LinkedList<ObjectId> uninterestings = new LinkedList<ObjectId>();
uninterestings.add(ObjectId.fromString("540a36d136cf413e4b064c2b0e0a4db60f77feab"));
createVerifyOpenPack(interestings, uninterestings, false, false);
final ObjectId expectedOrder[] =
new ObjectId[] {
ObjectId.fromString("82c6b885ff600be425b4ea96dee75dca255b69e7"),
ObjectId.fromString("c59759f143fb1fe21c197981df75a7ee00290799"),
ObjectId.fromString("aabf2ffaec9b497f0950352b3e582d73035c2035"),
ObjectId.fromString("902d5476fa249b7abc9d84c611577a81381f0327"),
ObjectId.fromString("5b6e7c66c276e7610d4a73c70ec1a1f7c1003259"),
ObjectId.fromString("6ff87c4664981e4397625791c8ea3bbb5f2279a3")
};
if (deltaReuse) {
// objects order influenced (swapped) by delta-base first rule
ObjectId temp = expectedOrder[4];
expectedOrder[4] = expectedOrder[5];
expectedOrder[5] = temp;
}
assertEquals(expectedOrder.length, writer.getObjectsNumber());
verifyObjectsOrder(expectedOrder);
assertEquals("ed3f96b8327c7c66b0f8f70056129f0769323d86", writer.computeName().name());
}
@Test
public void testReadIndex_DirCacheTree() throws Exception {
final Map<String, CGitIndexRecord> cList = readLsFiles();
final Map<String, CGitLsTreeRecord> cTree = readLsTree();
final DirCache dc = new DirCache(index, FS.DETECTED);
assertEquals(0, dc.getEntryCount());
dc.read();
assertEquals(cList.size(), dc.getEntryCount());
final DirCacheTree jTree = dc.getCacheTree(false);
assertNotNull(jTree);
assertEquals("", jTree.getNameString());
assertEquals("", jTree.getPathString());
assertTrue(jTree.isValid());
assertEquals(
ObjectId.fromString("698dd0b8d0c299f080559a1cffc7fe029479a408"), jTree.getObjectId());
assertEquals(cList.size(), jTree.getEntrySpan());
final ArrayList<CGitLsTreeRecord> subtrees = new ArrayList<CGitLsTreeRecord>();
for (final CGitLsTreeRecord r : cTree.values()) {
if (FileMode.TREE.equals(r.mode)) subtrees.add(r);
}
assertEquals(subtrees.size(), jTree.getChildCount());
for (int i = 0; i < jTree.getChildCount(); i++) {
final DirCacheTree sj = jTree.getChild(i);
final CGitLsTreeRecord sc = subtrees.get(i);
assertEquals(sc.path, sj.getNameString());
assertEquals(sc.path + "/", sj.getPathString());
assertTrue(sj.isValid());
assertEquals(sc.id, sj.getObjectId());
}
}
public void testWriteIndex() throws Exception {
writer.setIndexVersion(2);
writeVerifyPack4(false);
// Validate that IndexPack came up with the right CRC32 value.
final PackIndex idx1 = PackIndex.open(indexFile);
assertTrue(idx1 instanceof PackIndexV2);
assertEquals(
0x4743F1E4L,
idx1.findCRC32(ObjectId.fromString("82c6b885ff600be425b4ea96dee75dca255b69e7")));
// Validate that an index written by PackWriter is the same.
final File idx2File = new File(indexFile.getAbsolutePath() + ".2");
final FileOutputStream is = new FileOutputStream(idx2File);
try {
writer.writeIndex(is);
} finally {
is.close();
}
final PackIndex idx2 = PackIndex.open(idx2File);
assertTrue(idx2 instanceof PackIndexV2);
assertEquals(idx1.getObjectCount(), idx2.getObjectCount());
assertEquals(idx1.getOffset64Count(), idx2.getOffset64Count());
for (int i = 0; i < idx1.getObjectCount(); i++) {
final ObjectId id = idx1.getObjectId(i);
assertEquals(id, idx2.getObjectId(i));
assertEquals(idx1.findOffset(id), idx2.findOffset(id));
assertEquals(idx1.findCRC32(id), idx2.findCRC32(id));
}
}
/**
* @param project
* @param commitSHA1
* @return
*/
private Run getBuildBySHA1(Job project, String commitSHA1, boolean triggeredByMergeRequest) {
List<Run> builds = project.getBuilds();
for (Run build : builds) {
BuildData data = build.getAction(BuildData.class);
MergeRecord mergeRecord = build.getAction(MergeRecord.class);
if (mergeRecord == null) {
// Determine if build was triggered by a Merge Request event
ParametersAction params = build.getAction(ParametersAction.class);
if (params == null) continue;
StringParameterValue sourceBranch =
(StringParameterValue) params.getParameter("gitlabSourceBranch");
StringParameterValue targetBranch =
(StringParameterValue) params.getParameter("gitlabTargetBranch");
boolean isMergeRequestBuild =
(sourceBranch != null && !sourceBranch.value.equals(targetBranch.value));
if (!triggeredByMergeRequest) {
if (isMergeRequestBuild)
// skip Merge Request builds
continue;
if (data.getLastBuiltRevision().getSha1String().contains(commitSHA1)) {
return build;
}
} else {
if (!isMergeRequestBuild)
// skip Push builds
continue;
if (hasBeenBuilt(data, ObjectId.fromString(commitSHA1), build)) {
return build;
}
}
} else {
Build b = data.lastBuild;
boolean isMergeBuild =
mergeRecord != null && !mergeRecord.getSha1().equals(b.getMarked().getSha1String());
if (b != null
&& b.getMarked() != null
&& b.getMarked().getSha1String().equals(commitSHA1)) {
if (triggeredByMergeRequest == isMergeBuild) {
LOGGER.log(
Level.FINE,
build.getNumber()
+ " Build found matching "
+ commitSHA1
+ " "
+ (isMergeBuild ? "merge" : "normal")
+ " build");
return build;
}
}
}
}
return null;
}
CGitLsTreeRecord(final String line) {
final int tab = line.indexOf('\t');
final int sp1 = line.indexOf(' ');
final int sp2 = line.indexOf(' ', sp1 + 1);
mode = Integer.parseInt(line.substring(0, sp1), 8);
id = ObjectId.fromString(line.substring(sp2 + 1, tab));
path = line.substring(tab + 1);
}
/**
* Try to pass non-existing object as uninteresting, with non-ignoring setting.
*
* @throws IOException
*/
public void testNotIgnoreNonExistingObjects() throws IOException {
final ObjectId nonExisting = ObjectId.fromString("0000000000000000000000000000000000000001");
try {
createVerifyOpenPack(EMPTY_LIST_OBJECT, Collections.nCopies(1, nonExisting), false, false);
fail("Should have thrown MissingObjectException");
} catch (MissingObjectException x) {
// expected
}
}
private RefList<Ref> parsePackedRefs(final BufferedReader br) throws IOException {
RefList.Builder<Ref> all = new RefList.Builder<Ref>();
Ref last = null;
boolean peeled = false;
boolean needSort = false;
String p;
while ((p = br.readLine()) != null) {
if (p.charAt(0) == '#') {
if (p.startsWith(PACKED_REFS_HEADER)) {
p = p.substring(PACKED_REFS_HEADER.length());
peeled = p.contains(PACKED_REFS_PEELED);
}
continue;
}
if (p.charAt(0) == '^') {
if (last == null) throw new IOException(JGitText.get().peeledLineBeforeRef);
ObjectId id = ObjectId.fromString(p.substring(1));
last = new ObjectIdRef.PeeledTag(PACKED, last.getName(), last.getObjectId(), id);
all.set(all.size() - 1, last);
continue;
}
int sp = p.indexOf(' ');
if (sp < 0) {
throw new IOException(
MessageFormat.format(
JGitText.get().packedRefsCorruptionDetected, packedRefsFile.getAbsolutePath()));
}
ObjectId id = ObjectId.fromString(p.substring(0, sp));
String name = copy(p, sp + 1, p.length());
ObjectIdRef cur;
if (peeled) cur = new ObjectIdRef.PeeledNonTag(PACKED, name, id);
else cur = new ObjectIdRef.Unpeeled(PACKED, name, id);
if (last != null && RefComparator.compareTo(last, cur) > 0) needSort = true;
all.add(cur);
last = cur;
}
if (needSort) all.sort();
return all.toRefList();
}
@Test
public void testUnchangedSimple() throws IOException, GitAPIException {
writeTrashFile("a.b", "a.b");
writeTrashFile("a.c", "a.c");
writeTrashFile("a=c", "a=c");
writeTrashFile("a=d", "a=d");
try (Git git = new Git(db)) {
git.add().addFilepattern("a.b").call();
git.add().addFilepattern("a.c").call();
git.add().addFilepattern("a=c").call();
git.add().addFilepattern("a=d").call();
}
TreeFormatter tree = new TreeFormatter();
// got the hash id'd from the data using echo -n a.b|git hash-object -t blob --stdin
tree.append(
"a.b",
FileMode.REGULAR_FILE,
ObjectId.fromString("f6f28df96c2b40c951164286e08be7c38ec74851"));
tree.append(
"a.c",
FileMode.REGULAR_FILE,
ObjectId.fromString("6bc0e647512d2a0bef4f26111e484dc87df7f5ca"));
tree.append(
"a=c",
FileMode.REGULAR_FILE,
ObjectId.fromString("06022365ddbd7fb126761319633bf73517770714"));
tree.append(
"a=d",
FileMode.REGULAR_FILE,
ObjectId.fromString("fa6414df3da87840700e9eeb7fc261dd77ccd5c2"));
ObjectId treeId = insertTree(tree);
FileTreeIterator iterator = new FileTreeIterator(db);
IndexDiff diff = new IndexDiff(db, treeId, iterator);
diff.diff();
assertEquals(0, diff.getChanged().size());
assertEquals(0, diff.getAdded().size());
assertEquals(0, diff.getRemoved().size());
assertEquals(0, diff.getMissing().size());
assertEquals(0, diff.getModified().size());
assertEquals(Collections.EMPTY_SET, diff.getUntrackedFolders());
}
public PatchSetInfo get(Project.NameKey project, PatchSet patchSet)
throws PatchSetInfoNotAvailableException {
try (Repository repo = repoManager.openRepository(project);
RevWalk rw = new RevWalk(repo)) {
final RevCommit src = rw.parseCommit(ObjectId.fromString(patchSet.getRevision().get()));
PatchSetInfo info = get(rw, src, patchSet.getId());
info.setParents(toParentInfos(src.getParents(), rw));
return info;
} catch (IOException e) {
throw new PatchSetInfoNotAvailableException(e);
}
}
/**
* @param repository
* @return state
*/
public static CommitMessageComponentState loadState(Repository repository) {
IDialogSettings dialogSettings = getDialogSettings();
String[] values = dialogSettings.getArray(repository.getDirectory().getAbsolutePath());
if (values == null || values.length < MEMBER_COUNT) return null;
CommitMessageComponentState state = new CommitMessageComponentState();
state.setAmend(Boolean.parseBoolean(values[0]));
state.setAuthor(values[1]);
state.setCommitMessage(values[2]);
state.setCommitter(values[3]);
state.setHeadCommit(ObjectId.fromString(values[4]));
return state;
}
private void writeVerifyPack4(final boolean thin) throws IOException {
final LinkedList<ObjectId> interestings = new LinkedList<ObjectId>();
interestings.add(ObjectId.fromString("82c6b885ff600be425b4ea96dee75dca255b69e7"));
final LinkedList<ObjectId> uninterestings = new LinkedList<ObjectId>();
uninterestings.add(ObjectId.fromString("c59759f143fb1fe21c197981df75a7ee00290799"));
createVerifyOpenPack(interestings, uninterestings, thin, false);
final ObjectId writtenObjects[] =
new ObjectId[] {
ObjectId.fromString("82c6b885ff600be425b4ea96dee75dca255b69e7"),
ObjectId.fromString("aabf2ffaec9b497f0950352b3e582d73035c2035"),
ObjectId.fromString("5b6e7c66c276e7610d4a73c70ec1a1f7c1003259")
};
assertEquals(writtenObjects.length, writer.getObjectsNumber());
ObjectId expectedObjects[];
if (thin) {
expectedObjects = new ObjectId[4];
System.arraycopy(writtenObjects, 0, expectedObjects, 0, writtenObjects.length);
expectedObjects[3] = ObjectId.fromString("6ff87c4664981e4397625791c8ea3bbb5f2279a3");
} else {
expectedObjects = writtenObjects;
}
verifyObjectsOrder(expectedObjects);
assertEquals("cded4b74176b4456afa456768b2b5aafb41c44fc", writer.computeName().name());
}
private RevCommit getCommit(Repository repository, String objectId) {
RevWalk revWalk = null;
try {
revWalk = new RevWalk(repository);
return revWalk.parseCommit(ObjectId.fromString(objectId));
} catch (Exception e) {
return null;
} finally {
if (revWalk != null) {
release(revWalk);
}
}
}
@Test
public void testModified() throws IOException, GitAPIException {
writeTrashFile("file2", "file2");
writeTrashFile("dir/file3", "dir/file3");
try (Git git = new Git(db)) {
git.add().addFilepattern("file2").addFilepattern("dir/file3").call();
}
writeTrashFile("dir/file3", "changed");
TreeFormatter dir = new TreeFormatter();
dir.append(
"file3",
FileMode.REGULAR_FILE,
ObjectId.fromString("0123456789012345678901234567890123456789"));
TreeFormatter tree = new TreeFormatter();
tree.append("dir", FileMode.TREE, insertTree(dir));
tree.append(
"file2",
FileMode.REGULAR_FILE,
ObjectId.fromString("0123456789012345678901234567890123456789"));
ObjectId treeId = insertTree(tree);
FileTreeIterator iterator = new FileTreeIterator(db);
IndexDiff diff = new IndexDiff(db, treeId, iterator);
diff.diff();
assertEquals(2, diff.getChanged().size());
assertTrue(diff.getChanged().contains("file2"));
assertTrue(diff.getChanged().contains("dir/file3"));
assertEquals(1, diff.getModified().size());
assertTrue(diff.getModified().contains("dir/file3"));
assertEquals(0, diff.getAdded().size());
assertEquals(0, diff.getRemoved().size());
assertEquals(0, diff.getMissing().size());
assertEquals(Collections.EMPTY_SET, diff.getUntrackedFolders());
}
public List<String> readElementsAt(Repository repository, String commit) throws IOException {
RevWalk revWalk = new RevWalk(repository);
RevCommit revCommit = revWalk.parseCommit(ObjectId.fromString(commit));
RevTree tree = revCommit.getTree();
List<String> items = new ArrayList<>();
TreeWalk treeWalk = new TreeWalk(repository);
treeWalk.addTree(tree);
treeWalk.setRecursive(true);
treeWalk.setPostOrderTraversal(true);
while (treeWalk.next()) {
items.add(treeWalk.getPathString());
}
return items;
}
private void recvCommands() throws IOException {
for (; ; ) {
String line;
try {
line = pckIn.readStringRaw();
} catch (EOFException eof) {
if (commands.isEmpty()) return;
throw eof;
}
if (line == PacketLineIn.END) break;
if (commands.isEmpty()) {
final int nul = line.indexOf('\0');
if (nul >= 0) {
for (String c : line.substring(nul + 1).split(" ")) enabledCapablities.add(c);
line = line.substring(0, nul);
}
}
if (line.length() < 83) {
final String m = JGitText.get().errorInvalidProtocolWantedOldNewRef;
sendError(m);
throw new PackProtocolException(m);
}
final ObjectId oldId = ObjectId.fromString(line.substring(0, 40));
final ObjectId newId = ObjectId.fromString(line.substring(41, 81));
final String name = line.substring(82);
final ReceiveCommand cmd = new ReceiveCommand(oldId, newId, name);
if (name.equals(Constants.HEAD)) {
cmd.setResult(Result.REJECTED_CURRENT_BRANCH);
} else {
cmd.setRef(refs.get(cmd.getRefName()));
}
commands.add(cmd);
}
}
private void saveOriginalChangeId() {
int changeIdOffset = findOffsetOfChangeIdLine(previousCommitMessage);
if (changeIdOffset > 0) {
int endOfChangeId = findNextEOL(changeIdOffset, previousCommitMessage);
if (endOfChangeId < 0) endOfChangeId = previousCommitMessage.length();
int sha1Offset =
changeIdOffset + Text.DELIMITER.length() + "Change-Id: I".length(); // $NON-NLS-1$
try {
originalChangeId =
ObjectId.fromString(previousCommitMessage.substring(sha1Offset, endOfChangeId));
} catch (IllegalArgumentException e) {
originalChangeId = null;
}
} else originalChangeId = null;
}
private void writeVerifyPack1() throws IOException {
final LinkedList<ObjectId> interestings = new LinkedList<ObjectId>();
interestings.add(ObjectId.fromString("82c6b885ff600be425b4ea96dee75dca255b69e7"));
createVerifyOpenPack(interestings, EMPTY_LIST_OBJECT, false, false);
final ObjectId expectedOrder[] =
new ObjectId[] {
ObjectId.fromString("82c6b885ff600be425b4ea96dee75dca255b69e7"),
ObjectId.fromString("c59759f143fb1fe21c197981df75a7ee00290799"),
ObjectId.fromString("540a36d136cf413e4b064c2b0e0a4db60f77feab"),
ObjectId.fromString("aabf2ffaec9b497f0950352b3e582d73035c2035"),
ObjectId.fromString("902d5476fa249b7abc9d84c611577a81381f0327"),
ObjectId.fromString("4b825dc642cb6eb9a060e54bf8d69288fbee4904"),
ObjectId.fromString("5b6e7c66c276e7610d4a73c70ec1a1f7c1003259"),
ObjectId.fromString("6ff87c4664981e4397625791c8ea3bbb5f2279a3")
};
assertEquals(expectedOrder.length, writer.getObjectsNumber());
verifyObjectsOrder(expectedOrder);
assertEquals("34be9032ac282b11fa9babdc2b2a93ca996c9c2f", writer.computeName().name());
}
@Override
public byte[] getData(String commitName, String filePath) {
try {
RevCommit revCommit = revWalk.parseCommit(ObjectId.fromString(commitName));
RevTree tree = revCommit.getTree();
TreeWalk treeWalk = TreeWalk.forPath(reader, filePath, tree);
if (treeWalk == null) return null;
else return reader.open(treeWalk.getObjectId(0)).getBytes();
} catch (IOException e) {
throw new VisMinerAPIException(e.getMessage(), e);
}
}
public List<ObjectId> revList(String... extraArgs) throws GitException {
List<ObjectId> entries = new ArrayList<ObjectId>();
ArgumentListBuilder args = new ArgumentListBuilder("rev-list");
args.add(extraArgs);
String result = launchCommand(args);
BufferedReader rdr = new BufferedReader(new StringReader(result));
String line;
try {
while ((line = rdr.readLine()) != null) {
// Add the SHA1
entries.add(ObjectId.fromString(line));
}
} catch (IOException e) {
throw new GitException("Error parsing rev list", e);
}
return entries;
}
public ObjectId mergeBase(ObjectId id1, ObjectId id2) {
try {
String result;
try {
result = launchCommand("merge-base", id1.name(), id2.name());
} catch (GitException ge) {
return null;
}
BufferedReader rdr = new BufferedReader(new StringReader(result));
String line;
while ((line = rdr.readLine()) != null) {
// Add the SHA1
return ObjectId.fromString(line);
}
} catch (Exception e) {
throw new GitException("Error parsing merge base", e);
}
return null;
}
private Ref readRef(final TreeMap<String, Ref> avail, final String rn)
throws TransportException {
final String s;
String ref = ROOT_DIR + rn;
try {
final BufferedReader br = openReader(ref);
try {
s = br.readLine();
} finally {
br.close();
}
} catch (FileNotFoundException noRef) {
return null;
} catch (IOException err) {
throw new TransportException(getURI(), "read " + ref, err);
}
if (s == null) throw new TransportException(getURI(), "Empty ref: " + rn);
if (s.startsWith("ref: ")) {
final String target = s.substring("ref: ".length());
Ref r = avail.get(target);
if (r == null) r = readRef(avail, target);
if (r == null) return null;
r = new Ref(r.getStorage(), rn, r.getObjectId(), r.getPeeledObjectId(), r.isPeeled());
avail.put(r.getName(), r);
return r;
}
if (ObjectId.isId(s)) {
final Ref r = new Ref(loose(avail.get(rn)), rn, ObjectId.fromString(s));
avail.put(r.getName(), r);
return r;
}
throw new TransportException(getURI(), "Bad ref: " + rn + ": " + s);
}
/**
* Create pack basing on fixed objects list, then precisely verify content. No delta reuse here.
*
* @throws IOException
* @throws MissingObjectException
*/
public void testWritePack3() throws MissingObjectException, IOException {
writer.setReuseDeltas(false);
final ObjectId forcedOrder[] =
new ObjectId[] {
ObjectId.fromString("82c6b885ff600be425b4ea96dee75dca255b69e7"),
ObjectId.fromString("c59759f143fb1fe21c197981df75a7ee00290799"),
ObjectId.fromString("aabf2ffaec9b497f0950352b3e582d73035c2035"),
ObjectId.fromString("902d5476fa249b7abc9d84c611577a81381f0327"),
ObjectId.fromString("5b6e7c66c276e7610d4a73c70ec1a1f7c1003259"),
ObjectId.fromString("6ff87c4664981e4397625791c8ea3bbb5f2279a3")
};
final RevWalk parser = new RevWalk(db);
final RevObject forcedOrderRevs[] = new RevObject[forcedOrder.length];
for (int i = 0; i < forcedOrder.length; i++)
forcedOrderRevs[i] = parser.parseAny(forcedOrder[i]);
createVerifyOpenPack(Arrays.asList(forcedOrderRevs).iterator());
assertEquals(forcedOrder.length, writer.getObjectsNumber());
verifyObjectsOrder(forcedOrder);
assertEquals("ed3f96b8327c7c66b0f8f70056129f0769323d86", writer.computeName().name());
}
private ObjectId getCurrentRevisionId(String changeId) throws RestApiException {
return ObjectId.fromString(gApi.changes().id(changeId).get().currentRevision);
}
LooseRef scanRef(LooseRef ref, String name) throws IOException {
final File path = fileFor(name);
FileSnapshot currentSnapshot = null;
if (ref != null) {
currentSnapshot = ref.getSnapShot();
if (!currentSnapshot.isModified(path)) return ref;
name = ref.getName();
}
final int limit = 4096;
final byte[] buf;
FileSnapshot otherSnapshot = FileSnapshot.save(path);
try {
buf = IO.readSome(path, limit);
} catch (FileNotFoundException noFile) {
if (path.exists() && path.isFile()) {
throw noFile;
}
return null; // doesn't exist or no file; not a reference.
}
int n = buf.length;
if (n == 0) return null; // empty file; not a reference.
if (isSymRef(buf, n)) {
if (n == limit) return null; // possibly truncated ref
// trim trailing whitespace
while (0 < n && Character.isWhitespace(buf[n - 1])) n--;
if (n < 6) {
String content = RawParseUtils.decode(buf, 0, n);
throw new IOException(MessageFormat.format(JGitText.get().notARef, name, content));
}
final String target = RawParseUtils.decode(buf, 5, n);
if (ref != null && ref.isSymbolic() && ref.getTarget().getName().equals(target)) {
assert (currentSnapshot != null);
currentSnapshot.setClean(otherSnapshot);
return ref;
}
return newSymbolicRef(otherSnapshot, name, target);
}
if (n < OBJECT_ID_STRING_LENGTH)
return null; // impossibly short object identifier; not a reference.
final ObjectId id;
try {
id = ObjectId.fromString(buf, 0);
if (ref != null && !ref.isSymbolic() && id.equals(ref.getTarget().getObjectId())) {
assert (currentSnapshot != null);
currentSnapshot.setClean(otherSnapshot);
return ref;
}
} catch (IllegalArgumentException notRef) {
while (0 < n && Character.isWhitespace(buf[n - 1])) n--;
String content = RawParseUtils.decode(buf, 0, n);
IOException ioException =
new IOException(MessageFormat.format(JGitText.get().notARef, name, content));
ioException.initCause(notRef);
throw ioException;
}
return new LooseUnpeeled(otherSnapshot, name, id);
}
public ObjectId validateRevision(String revName) throws GitException {
String result = launchCommand("rev-parse", "--verify", revName);
return ObjectId.fromString(firstLine(result).trim());
}
private static ObjectId id(String name) {
return ObjectId.fromString(name);
}
/**
* Try to pass non-existing object as uninteresting, with ignoring setting.
*
* @throws IOException
*/
public void testIgnoreNonExistingObjects() throws IOException {
final ObjectId nonExisting = ObjectId.fromString("0000000000000000000000000000000000000001");
createVerifyOpenPack(EMPTY_LIST_OBJECT, Collections.nCopies(1, nonExisting), false, true);
// shouldn't throw anything
}
