public void GetDeltafiedObject()
{
using (var gitPack = new GitPack(
(sha, objectType) => null,
new Lazy <FileStream>(() => File.OpenRead(this.indexFile)),
() => File.OpenRead(this.packFile),
GitPackNullCache.Instance))
using (Stream commitStream = gitPack.GetObject(317, "commit"))
using (SHA1 sha = SHA1.Create())
{
// This commit is not deltafied. It is stored as a .gz-compressed stream in the pack file.
var deltaStream = Assert.IsType <GitPackDeltafiedStream>(commitStream);
var zlibStream = Assert.IsType <ZLibStream>(deltaStream.BaseStream);
var deflateStream = Assert.IsType <DeflateStream>(zlibStream.BaseStream);
if (IntPtr.Size > 4)
{
var pooledStream = Assert.IsType <MemoryMappedStream>(deflateStream.BaseStream);
}
else
{
var directAccessStream = Assert.IsType <FileStream>(deflateStream.BaseStream);
}
Assert.Equal(137, commitStream.Length);
Assert.Equal("lZu/7nGb0n1UuO9SlPluFnSvj4o=", Convert.ToBase64String(sha.ComputeHash(commitStream)));
}
}
public void GetPackedObject()
{
using (var gitPack = new GitPack(
(sha, objectType) => null,
new Lazy <FileStream>(() => File.OpenRead(this.indexFile)),
() => File.OpenRead(this.packFile),
GitPackNullCache.Instance))
using (Stream commitStream = gitPack.GetObject(12, "commit"))
using (SHA1 sha = SHA1.Create())
{
// This commit is not deltafied. It is stored as a .gz-compressed stream in the pack file.
var zlibStream = Assert.IsType <ZLibStream>(commitStream);
var deflateStream = Assert.IsType <DeflateStream>(zlibStream.BaseStream);
if (IntPtr.Size > 4)
{
var pooledStream = Assert.IsType <MemoryMappedStream>(deflateStream.BaseStream);
}
else
{
var pooledStream = Assert.IsType <FileStream>(deflateStream.BaseStream);
}
Assert.Equal(222, commitStream.Length);
Assert.Equal("/zgldANj+jvgOwlecnOKylZDVQg=", Convert.ToBase64String(sha.ComputeHash(commitStream)));
}
}
public void TryGetObjectTest()
{
using (var gitPack = new GitPack(
(sha, objectType) => null,
new Lazy <FileStream>(() => File.OpenRead(this.indexFile)),
() => File.OpenRead(this.packFile),
GitPackNullCache.Instance))
using (SHA1 sha = SHA1.Create())
{
Assert.True(gitPack.TryGetObject(GitObjectId.Parse("f5b401f40ad83f13030e946c9ea22cb54cb853cd"), "commit", out Stream commitStream));
using (commitStream)
{
// This commit is not deltafied. It is stored as a .gz-compressed stream in the pack file.
var zlibStream = Assert.IsType <ZLibStream>(commitStream);
var deflateStream = Assert.IsType <DeflateStream>(zlibStream.BaseStream);
if (IntPtr.Size > 4)
{
var pooledStream = Assert.IsType <MemoryMappedStream>(deflateStream.BaseStream);
}
else
{
var directAccessStream = Assert.IsType <FileStream>(deflateStream.BaseStream);
}
Assert.Equal(222, commitStream.Length);
Assert.Equal("/zgldANj+jvgOwlecnOKylZDVQg=", Convert.ToBase64String(sha.ComputeHash(commitStream)));
}
}
}
public void TryGetMissingObjectTest()
{
using (var gitPack = new GitPack(
(sha, objectType) => null,
new Lazy <FileStream>(() => File.OpenRead(this.indexFile)),
() => File.OpenRead(this.packFile),
GitPackNullCache.Instance))
{
Assert.False(gitPack.TryGetObject(GitObjectId.Empty, "commit", out Stream commitStream));
}
}
public void GetInvalidObject()
{
using (var gitPack = new GitPack(
(sha, objectType) => null,
new Lazy <FileStream>(() => File.OpenRead(this.indexFile)),
() => File.OpenRead(this.packFile),
GitPackNullCache.Instance))
{
Assert.Throws <GitException>(() => gitPack.GetObject(12, "invalid"));
Assert.Throws <IOException>(() => gitPack.GetObject(-1, "commit"));
Assert.Throws <GitException>(() => gitPack.GetObject(1, "commit"));
Assert.Throws <GitException>(() => gitPack.GetObject(2, "commit"));
Assert.Throws <GitException>(() => gitPack.GetObject(int.MaxValue, "commit"));
}
}
