public void GetFileLength()
{
NtfsFileSystem ntfs = new FileSystemSource().NtfsFileSystem();
ntfs.OpenFile(@"AFILE.TXT", FileMode.Create).Close();
Assert.AreEqual(0, ntfs.GetFileLength("AFILE.TXT"));
using (var stream = ntfs.OpenFile(@"AFILE.TXT", FileMode.Open))
{
stream.Write(new byte[14325], 0, 14325);
}
Assert.AreEqual(14325, ntfs.GetFileLength("AFILE.TXT"));
using (var attrStream = ntfs.OpenFile(@"AFILE.TXT:altstream", FileMode.Create))
{
attrStream.Write(new byte[122], 0, 122);
}
Assert.AreEqual(122, ntfs.GetFileLength("AFILE.TXT:altstream"));
// Test NTFS options for hardlink behaviour
ntfs.CreateDirectory("Dir");
ntfs.CreateHardLink("AFILE.TXT", @"Dir\OtherLink.txt");
using (var stream = ntfs.OpenFile("AFILE.TXT", FileMode.Open, FileAccess.ReadWrite))
{
stream.SetLength(50);
}
Assert.AreEqual(50, ntfs.GetFileLength("AFILE.TXT"));
Assert.AreEqual(14325, ntfs.GetFileLength(@"Dir\OtherLink.txt"));
ntfs.NtfsOptions.FileLengthFromDirectoryEntries = false;
Assert.AreEqual(50, ntfs.GetFileLength(@"Dir\OtherLink.txt"));
}
public void HardLinkCount()
{
NtfsFileSystem ntfs = new FileSystemSource().NtfsFileSystem();
using (Stream s = ntfs.OpenFile("ALongFileName.txt", FileMode.CreateNew)) { }
Assert.AreEqual(1, ntfs.GetHardLinkCount("ALongFileName.txt"));
ntfs.CreateHardLink("ALongFileName.txt", "AHardLink.TXT");
Assert.AreEqual(2, ntfs.GetHardLinkCount("ALongFileName.txt"));
ntfs.CreateDirectory("DIR");
ntfs.CreateHardLink(@"ALongFileName.txt", @"DIR\SHORTLNK.TXT");
Assert.AreEqual(3, ntfs.GetHardLinkCount("ALongFileName.txt"));
// If we enumerate short names, then the initial long name results in two 'hardlinks'
ntfs.NtfsOptions.HideDosFileNames = false;
Assert.AreEqual(4, ntfs.GetHardLinkCount("ALongFileName.txt"));
}
public void HasHardLink()
{
NtfsFileSystem ntfs = new FileSystemSource().NtfsFileSystem();
using (Stream s = ntfs.OpenFile("ALongFileName.txt", FileMode.CreateNew)) { }
Assert.IsFalse(ntfs.HasHardLinks("ALongFileName.txt"));
ntfs.CreateHardLink("ALongFileName.txt", "AHardLink.TXT");
Assert.IsTrue(ntfs.HasHardLinks("ALongFileName.txt"));
using (Stream s = ntfs.OpenFile("ALongFileName2.txt", FileMode.CreateNew)) { }
// If we enumerate short names, then the initial long name results in two 'hardlinks'
ntfs.NtfsOptions.HideDosFileNames = false;
Assert.IsTrue(ntfs.HasHardLinks("ALongFileName2.txt"));
}
public void ManyAttributes()
{
NtfsFileSystem ntfs = new FileSystemSource().NtfsFileSystem();
using (Stream s = ntfs.OpenFile(@"file", FileMode.Create, FileAccess.ReadWrite))
{
s.WriteByte(32);
}
for (int i = 0; i < 50; ++i)
{
ntfs.CreateHardLink("file", "hl" + i);
}
using (Stream s = ntfs.OpenFile("hl35", FileMode.Open, FileAccess.ReadWrite))
{
Assert.AreEqual(32, s.ReadByte());
s.Position = 0;
s.WriteByte(12);
}
using (Stream s = ntfs.OpenFile("hl5", FileMode.Open, FileAccess.ReadWrite))
{
Assert.AreEqual(12, s.ReadByte());
}
for (int i = 0; i < 50; ++i)
{
ntfs.DeleteFile("hl" + i);
}
Assert.AreEqual(1, ntfs.GetFiles(@"\").Length);
ntfs.DeleteFile("file");
Assert.AreEqual(0, ntfs.GetFiles(@"\").Length);
}
public void ManyAttributes()
{
NtfsFileSystem ntfs = new FileSystemSource().NtfsFileSystem();
using (Stream s = ntfs.OpenFile(@"file", FileMode.Create, FileAccess.ReadWrite))
{
s.WriteByte(32);
}
for (int i = 0; i < 50; ++i)
{
ntfs.CreateHardLink("file", "hl" + i);
}
using (Stream s = ntfs.OpenFile("hl35", FileMode.Open, FileAccess.ReadWrite))
{
Assert.AreEqual(32, s.ReadByte());
s.Position = 0;
s.WriteByte(12);
}
using (Stream s = ntfs.OpenFile("hl5", FileMode.Open, FileAccess.ReadWrite))
{
Assert.AreEqual(12, s.ReadByte());
}
for (int i = 0; i < 50; ++i)
{
ntfs.DeleteFile("hl" + i);
}
Assert.AreEqual(1, ntfs.GetFiles(@"\").Length);
ntfs.DeleteFile("file");
Assert.AreEqual(0, ntfs.GetFiles(@"\").Length);
}
public void HasHardLink()
{
NtfsFileSystem ntfs = new FileSystemSource().NtfsFileSystem();
using (Stream s = ntfs.OpenFile("ALongFileName.txt", FileMode.CreateNew)) { }
Assert.IsFalse(ntfs.HasHardLinks("ALongFileName.txt"));
ntfs.CreateHardLink("ALongFileName.txt", "AHardLink.TXT");
Assert.IsTrue(ntfs.HasHardLinks("ALongFileName.txt"));
using (Stream s = ntfs.OpenFile("ALongFileName2.txt", FileMode.CreateNew)) { }
// If we enumerate short names, then the initial long name results in two 'hardlinks'
ntfs.NtfsOptions.HideDosFileNames = false;
Assert.IsTrue(ntfs.HasHardLinks("ALongFileName2.txt"));
}
public void HardLinkCount()
{
NtfsFileSystem ntfs = new FileSystemSource().NtfsFileSystem();
using (Stream s = ntfs.OpenFile("ALongFileName.txt", FileMode.CreateNew)) { }
Assert.AreEqual(1, ntfs.GetHardLinkCount("ALongFileName.txt"));
ntfs.CreateHardLink("ALongFileName.txt", "AHardLink.TXT");
Assert.AreEqual(2, ntfs.GetHardLinkCount("ALongFileName.txt"));
ntfs.CreateDirectory("DIR");
ntfs.CreateHardLink(@"ALongFileName.txt", @"DIR\SHORTLNK.TXT");
Assert.AreEqual(3, ntfs.GetHardLinkCount("ALongFileName.txt"));
// If we enumerate short names, then the initial long name results in two 'hardlinks'
ntfs.NtfsOptions.HideDosFileNames = false;
Assert.AreEqual(4, ntfs.GetHardLinkCount("ALongFileName.txt"));
}
public void GetFileLength()
{
NtfsFileSystem ntfs = new FileSystemSource().NtfsFileSystem();
ntfs.OpenFile(@"AFILE.TXT", FileMode.Create).Close();
Assert.AreEqual(0, ntfs.GetFileLength("AFILE.TXT"));
using (var stream = ntfs.OpenFile(@"AFILE.TXT", FileMode.Open))
{
stream.Write(new byte[14325], 0, 14325);
}
Assert.AreEqual(14325, ntfs.GetFileLength("AFILE.TXT"));
using (var attrStream = ntfs.OpenFile(@"AFILE.TXT:altstream", FileMode.Create))
{
attrStream.Write(new byte[122], 0, 122);
}
Assert.AreEqual(122, ntfs.GetFileLength("AFILE.TXT:altstream"));
// Test NTFS options for hardlink behaviour
ntfs.CreateDirectory("Dir");
ntfs.CreateHardLink("AFILE.TXT", @"Dir\OtherLink.txt");
using (var stream = ntfs.OpenFile("AFILE.TXT", FileMode.Open, FileAccess.ReadWrite))
{
stream.SetLength(50);
}
Assert.AreEqual(50, ntfs.GetFileLength("AFILE.TXT"));
Assert.AreEqual(14325, ntfs.GetFileLength(@"Dir\OtherLink.txt"));
ntfs.NtfsOptions.FileLengthFromDirectoryEntries = false;
Assert.AreEqual(50, ntfs.GetFileLength(@"Dir\OtherLink.txt"));
}
