public virtual void TestStandardFormat_SmallObject()
{
int type = Constants.OBJ_BLOB;
byte[] data = GetRng().NextBytes(300);
byte[] gz = CompressStandardFormat(type, data);
ObjectId id = ObjectId.ZeroId;
ObjectLoader ol = UnpackedObject.Open(new ByteArrayInputStream(gz), Path(id), id,
wc);
NUnit.Framework.Assert.IsNotNull(ol, "created loader");
NUnit.Framework.Assert.AreEqual(type, ol.GetType());
NUnit.Framework.Assert.AreEqual(data.Length, ol.GetSize());
NUnit.Framework.Assert.IsFalse(ol.IsLarge(), "is not large");
NUnit.Framework.Assert.IsTrue(Arrays.Equals(data, ol.GetCachedBytes()), "same content"
);
ObjectStream @in = ol.OpenStream();
NUnit.Framework.Assert.IsNotNull(@in, "have stream");
NUnit.Framework.Assert.AreEqual(type, @in.GetType());
NUnit.Framework.Assert.AreEqual(data.Length, @in.GetSize());
byte[] data2 = new byte[data.Length];
IOUtil.ReadFully(@in, data2, 0, data.Length);
NUnit.Framework.Assert.IsTrue(Arrays.Equals(data2, data), "same content");
NUnit.Framework.Assert.AreEqual(-1, @in.Read(), "stream at EOF");
@in.Close();
}
public virtual void TestWhole_SmallObject()
{
int type = Constants.OBJ_BLOB;
byte[] data = GetRng().NextBytes(300);
RevBlob id = tr.Blob(data);
tr.Branch("master").Commit().Add("A", id).Create();
tr.PackAndPrune();
NUnit.Framework.Assert.IsTrue(wc.Has(id), "has blob");
ObjectLoader ol = wc.Open(id);
NUnit.Framework.Assert.IsNotNull(ol, "created loader");
NUnit.Framework.Assert.AreEqual(type, ol.GetType());
NUnit.Framework.Assert.AreEqual(data.Length, ol.GetSize());
NUnit.Framework.Assert.IsFalse(ol.IsLarge(), "is not large");
NUnit.Framework.Assert.IsTrue(Arrays.Equals(data, ol.GetCachedBytes()), "same content"
);
ObjectStream @in = ol.OpenStream();
NUnit.Framework.Assert.IsNotNull(@in, "have stream");
NUnit.Framework.Assert.AreEqual(type, @in.GetType());
NUnit.Framework.Assert.AreEqual(data.Length, @in.GetSize());
byte[] data2 = new byte[data.Length];
IOUtil.ReadFully(@in, data2, 0, data.Length);
NUnit.Framework.Assert.IsTrue(Arrays.Equals(data2, data), "same content");
NUnit.Framework.Assert.AreEqual(-1, @in.Read(), "stream at EOF");
@in.Close();
}
public virtual void TestDelta_SmallObjectChain()
{
ObjectInserter.Formatter fmt = new ObjectInserter.Formatter();
byte[] data0 = new byte[512];
Arrays.Fill(data0, unchecked ((byte)unchecked ((int)(0xf3))));
ObjectId id0 = fmt.IdFor(Constants.OBJ_BLOB, data0);
TemporaryBuffer.Heap pack = new TemporaryBuffer.Heap(64 * 1024);
PackHeader(pack, 4);
ObjectHeader(pack, Constants.OBJ_BLOB, data0.Length);
Deflate(pack, data0);
byte[] data1 = Clone(unchecked ((int)(0x01)), data0);
byte[] delta1 = Delta(data0, data1);
ObjectId id1 = fmt.IdFor(Constants.OBJ_BLOB, data1);
ObjectHeader(pack, Constants.OBJ_REF_DELTA, delta1.Length);
id0.CopyRawTo(pack);
Deflate(pack, delta1);
byte[] data2 = Clone(unchecked ((int)(0x02)), data1);
byte[] delta2 = Delta(data1, data2);
ObjectId id2 = fmt.IdFor(Constants.OBJ_BLOB, data2);
ObjectHeader(pack, Constants.OBJ_REF_DELTA, delta2.Length);
id1.CopyRawTo(pack);
Deflate(pack, delta2);
byte[] data3 = Clone(unchecked ((int)(0x03)), data2);
byte[] delta3 = Delta(data2, data3);
ObjectId id3 = fmt.IdFor(Constants.OBJ_BLOB, data3);
ObjectHeader(pack, Constants.OBJ_REF_DELTA, delta3.Length);
id2.CopyRawTo(pack);
Deflate(pack, delta3);
Digest(pack);
PackParser ip = Index(pack.ToByteArray());
ip.SetAllowThin(true);
ip.Parse(NullProgressMonitor.INSTANCE);
NUnit.Framework.Assert.IsTrue(wc.Has(id3), "has blob");
ObjectLoader ol = wc.Open(id3);
NUnit.Framework.Assert.IsNotNull(ol, "created loader");
NUnit.Framework.Assert.AreEqual(Constants.OBJ_BLOB, ol.GetType());
NUnit.Framework.Assert.AreEqual(data3.Length, ol.GetSize());
NUnit.Framework.Assert.IsFalse(ol.IsLarge(), "is large");
NUnit.Framework.Assert.IsNotNull(ol.GetCachedBytes());
CollectionAssert.AreEquivalent(data3, ol.GetCachedBytes());
ObjectStream @in = ol.OpenStream();
NUnit.Framework.Assert.IsNotNull(@in, "have stream");
NUnit.Framework.Assert.AreEqual(Constants.OBJ_BLOB, @in.GetType());
NUnit.Framework.Assert.AreEqual(data3.Length, @in.GetSize());
byte[] act = new byte[data3.Length];
IOUtil.ReadFully(@in, act, 0, data3.Length);
NUnit.Framework.Assert.IsTrue(Arrays.Equals(act, data3), "same content");
NUnit.Framework.Assert.AreEqual(-1, @in.Read(), "stream at EOF");
@in.Close();
}
/// <summary>
/// Updates the file in the working tree with content and mode from an entry
/// in the index.
/// </summary>
/// <remarks>
/// Updates the file in the working tree with content and mode from an entry
/// in the index. The new content is first written to a new temporary file in
/// the same directory as the real file. Then that new file is renamed to the
/// final filename.
/// TODO: this method works directly on File IO, we may need another
/// abstraction (like WorkingTreeIterator). This way we could tell e.g.
/// Eclipse that Files in the workspace got changed
/// </remarks>
/// <param name="repo"></param>
/// <param name="f">
/// the file to be modified. The parent directory for this file
/// has to exist already
/// </param>
/// <param name="entry">the entry containing new mode and content</param>
/// <exception cref="System.IO.IOException">System.IO.IOException</exception>
public static void CheckoutEntry(Repository repo, FilePath f, DirCacheEntry entry
)
{
ObjectLoader ol = repo.Open(entry.GetObjectId());
FilePath parentDir = f.GetParentFile();
FilePath tmpFile = FilePath.CreateTempFile("._" + f.GetName(), null, parentDir);
FileOutputStream channel = new FileOutputStream(tmpFile);
try
{
ol.CopyTo(channel);
}
finally
{
channel.Close();
}
FS fs = repo.FileSystem;
WorkingTreeOptions opt = repo.GetConfig().Get(WorkingTreeOptions.KEY);
if (opt.IsFileMode() && fs.SupportsExecute())
{
if (FileMode.EXECUTABLE_FILE.Equals(entry.RawMode))
{
if (!fs.CanExecute(tmpFile))
{
fs.SetExecute(tmpFile, true);
}
}
else
{
if (fs.CanExecute(tmpFile))
{
fs.SetExecute(tmpFile, false);
}
}
}
if (!tmpFile.RenameTo(f))
{
// tried to rename which failed. Let' delete the target file and try
// again
FileUtils.Delete(f);
if (!tmpFile.RenameTo(f))
{
throw new IOException(MessageFormat.Format(JGitText.Get().couldNotWriteFile, tmpFile
.GetPath(), f.GetPath()));
}
}
entry.LastModified = f.LastModified();
entry.SetLength((int)ol.GetSize());
}
/// <exception cref="System.IO.IOException"></exception>
public virtual Note Merge(Note @base, Note ours, Note theirs, ObjectReader reader
, ObjectInserter inserter)
{
if (ours == null)
{
return(theirs);
}
if (theirs == null)
{
return(ours);
}
if (ours.GetData().Equals(theirs.GetData()))
{
return(ours);
}
ObjectLoader lo = reader.Open(ours.GetData());
ObjectLoader lt = reader.Open(theirs.GetData());
UnionInputStream union = new UnionInputStream(lo.OpenStream(), lt.OpenStream());
ObjectId noteData = inserter.Insert(Constants.OBJ_BLOB, lo.GetSize() + lt.GetSize
(), union);
return(new Note(ours, noteData));
}
public virtual void TestWhole_LargeObject()
{
int type = Constants.OBJ_BLOB;
byte[] data = GetRng().NextBytes(streamThreshold + 5);
RevBlob id = tr.Blob(data);
tr.Branch("master").Commit().Add("A", id).Create();
tr.PackAndPrune();
NUnit.Framework.Assert.IsTrue(wc.Has(id), "has blob");
ObjectLoader ol = wc.Open(id);
NUnit.Framework.Assert.IsNotNull(ol, "created loader");
NUnit.Framework.Assert.AreEqual(type, ol.GetType());
NUnit.Framework.Assert.AreEqual(data.Length, ol.GetSize());
NUnit.Framework.Assert.IsTrue(ol.IsLarge(), "is large");
try
{
ol.GetCachedBytes();
NUnit.Framework.Assert.Fail("Should have thrown LargeObjectException");
}
catch (LargeObjectException tooBig)
{
NUnit.Framework.Assert.AreEqual(MessageFormat.Format(JGitText.Get().largeObjectException
, id.Name), tooBig.Message);
}
ObjectStream @in = ol.OpenStream();
NUnit.Framework.Assert.IsNotNull(@in, "have stream");
NUnit.Framework.Assert.AreEqual(type, @in.GetType());
NUnit.Framework.Assert.AreEqual(data.Length, @in.GetSize());
byte[] data2 = new byte[data.Length];
IOUtil.ReadFully(@in, data2, 0, data.Length);
NUnit.Framework.Assert.IsTrue(Arrays.Equals(data2, data), "same content");
NUnit.Framework.Assert.AreEqual(-1, @in.Read(), "stream at EOF");
@in.Close();
}
