public static string ShortFileName(this string longPath)
{
if (string.IsNullOrEmpty(longPath))
{
return(longPath);
}
var fi = new FileInfo(longPath);
uint bufferSize = 512;
var shortNameBuffer = new StringBuilder((int)bufferSize);
// we might be asked to build a short path when the file does not exist yet, this would fail
if (fi.Exists)
{
var length = GetShortPathName(longPath, shortNameBuffer, bufferSize);
if (length > 0)
{
return(shortNameBuffer.ToString().RemovePrefix());
}
}
// if we have at least the directory shorten this...
if (fi.Directory.Exists)
{
var length = GetShortPathName(fi.Directory.FullName, shortNameBuffer, bufferSize);
if (length > 0)
{
return((shortNameBuffer.ToString() + "\\" + fi.Name).RemovePrefix());
}
}
throw new ApplicationException($"Could not get a short path for the file ${longPath}");
}
internal async Task <FileSystemResult <IFile> > InternalCreateFile(DirectoryImplementation dir, string name, Stream readstream, CancellationToken token, IProgress <FileProgress> progress, Dictionary <string, object> properties)
{
if (properties == null)
{
properties = new Dictionary <string, object>();
}
string path = name;
if (dir.Parent != null)
{
path = Path.Combine(dir.FullName, path);
}
Stream s = File.Open(path, FileMode.Create, FileAccess.Write);
byte[] block = new byte[1024 * 128];
long left = readstream.Length;
do
{
int size = (int)Math.Min(left, block.Length);
int rsize = await readstream.ReadAsync(block, 0, size, token);
await s.WriteAsync(block, 0, rsize, token);
left -= rsize;
FileProgress p = new FileProgress
{
Percentage = ((float)(readstream.Length - left) * 100) / readstream.Length,
TotalSize = readstream.Length,
TransferSize = readstream.Length - left
};
progress.Report(p);
} while (left > 0 && !token.IsCancellationRequested);
s.Close();
if (token.IsCancellationRequested)
{
try
{
File.Delete(path);
}
catch
{
// ignored
}
return(new FileSystemResult <IFile>("Transfer canceled"));
}
FileInfo finfo = new FileInfo(path);
if (properties.Any(a => a.Key.Equals("ModifiedDate", StringComparison.InvariantCultureIgnoreCase)))
{
finfo.LastWriteTime = (DateTime)properties.First(a => a.Key.Equals("ModifiedDate", StringComparison.InvariantCultureIgnoreCase)).Value;
}
if (properties.Any(a => a.Key.Equals("CreatedDate", StringComparison.InvariantCultureIgnoreCase)))
{
finfo.CreationTime = (DateTime)properties.First(a => a.Key.Equals("CreatedDate", StringComparison.InvariantCultureIgnoreCase)).Value;
}
LocalFile f = new LocalFile(finfo, FS);
return(new FileSystemResult <IFile>(f));
}
public void TestAppendText()
{
var filename = new StringBuilder(longPathDirectory).Append(@"\").Append("file16.ext").ToString();
using (var writer = File.CreateText(filename))
{
writer.Write("start");
}
Assert.IsTrue(File.Exists(filename));
try
{
using (var writer = new FileInfo(filename).AppendText())
{
writer.WriteLine("end");
}
using (var reader = File.OpenText(filename))
{
var text = reader.ReadLine();
Assert.AreEqual("startend", text);
}
}
finally
{
File.Delete(filename);
}
}
public void TestDisplayPath()
{
var sfi = new System.IO.FileInfo(@"c:\Windows\notepad.exe");
var fi = new FileInfo(@"c:\Windows\notepad.exe");
Assert.AreEqual(sfi.ToString(), fi.DisplayPath);
}
public void TestOpenAppend()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file26.ext").ToString();
var fi = new FileInfo(tempLongPathFilename);
using (var streamWriter = fi.CreateText())
{
streamWriter.WriteLine("file26");
}
try
{
using (var fileStream = fi.Open(System.IO.FileMode.Append))
{
Assert.IsNotNull(fileStream);
using (var streamWriter = new System.IO.StreamWriter(fileStream))
{
streamWriter.WriteLine("eof");
}
}
Assert.AreEqual("file26" + Environment.NewLine + "eof" + Environment.NewLine, File.ReadAllText(fi.FullName));
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void FileInfoReturnsCorrectDirectoryNameForLongPathFile()
{
Assert.IsTrue(Directory.Exists(longPathDirectory));
string tempLongPathFilename;
do
{
tempLongPathFilename = Path.Combine(longPathDirectory, Path.GetRandomFileName());
} while (File.Exists(tempLongPathFilename));
Assert.IsFalse(File.Exists(tempLongPathFilename));
using (var writer = File.CreateText(tempLongPathFilename))
{
writer.WriteLine("test");
}
try
{
Assert.IsTrue(File.Exists(tempLongPathFilename));
var fileInfo = new FileInfo(tempLongPathFilename);
Assert.AreEqual(longPathDirectory, fileInfo.DirectoryName);
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestMoveTo()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file21.ext").ToString();
var tempDestLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file21-1.ext").ToString();
Assert.IsFalse(File.Exists(tempLongPathFilename));
File.Copy(longPathFilename, tempLongPathFilename);
try
{
Assert.IsTrue(File.Exists(tempLongPathFilename));
var fi = new FileInfo(tempLongPathFilename);
fi.MoveTo(tempDestLongPathFilename);
try
{
Assert.IsFalse(File.Exists(tempLongPathFilename));
Assert.IsTrue(File.Exists(tempDestLongPathFilename));
}
finally
{
File.Delete(tempDestLongPathFilename);
}
}
finally
{
if (File.Exists(tempLongPathFilename))
{
File.Delete(tempLongPathFilename);
}
}
}
public void TestOpenHidden()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file25.ext").ToString();
var fi = new FileInfo(tempLongPathFilename);
using (fi.Create())
{
}
try
{
Assert.Throws <UnauthorizedAccessException>(() =>
{
File.SetAttributes(fi.FullName, File.GetAttributes(fi.FullName) | FileAttributes.Hidden);
using (var fileStream = fi.Open(FileMode.Create))
{
Assert.IsNotNull(fileStream);
}
});
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public override async Task <FileSystemResult> CopyAsync(IDirectory destination)
{
try
{
DirectoryImplementation to = destination as DirectoryImplementation;
if (to == null)
{
return(new FileSystemResult("Destination should be a Local Directory"));
}
if (to is LocalRoot)
{
return(new FileSystemResult("Root cannot be destination"));
}
string destname = Path.Combine(to.FullName, Name);
File.Copy(FullName, destname);
FileInfo finfo = new FileInfo(destname);
LocalFile local = new LocalFile(finfo, FS);
local.Parent = destination;
to.IntFiles.Add(local);
return(await Task.FromResult(new FileSystemResult()));
}
catch (Exception e)
{
return(new FileSystemResult(e.Message));
}
}
public void CanCreateFileInfoWithLongPathFile()
{
string tempLongPathFilename;
do
{
tempLongPathFilename = Path.Combine(longPathDirectory, Path.GetRandomFileName());
} while (File.Exists(tempLongPathFilename));
Assert.IsFalse(File.Exists(tempLongPathFilename));
using (var writer = File.CreateText(tempLongPathFilename))
{
writer.WriteLine("test");
}
try
{
Assert.IsTrue(File.Exists(tempLongPathFilename));
var fileInfo = new FileInfo(tempLongPathFilename);
Assert.IsNotNull(fileInfo); // just to use fileInfo variable
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestCreateTextAndWrite()
{
Assert.IsTrue(Directory.Exists(longPathDirectory));
string tempLongPathFilename;
do
{
tempLongPathFilename = Path.Combine(longPathDirectory, Path.GetRandomFileName());
} while (File.Exists(tempLongPathFilename));
Assert.IsFalse(File.Exists(tempLongPathFilename));
const string fileText = "test";
using (var writer = File.CreateText(tempLongPathFilename))
{
writer.WriteLine(fileText);
}
try
{
Assert.IsTrue(File.Exists(tempLongPathFilename));
var fileInfo = new FileInfo(tempLongPathFilename);
Assert.AreEqual(fileText.Length + Environment.NewLine.Length, fileInfo.Length);
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestGetAccessControlSections()
{
var filename = Util.CreateNewFile(longPathDirectory);
try
{
var fi = new FileInfo(filename);
FileSecurity security = fi.GetAccessControl(AccessControlSections.Access);
Assert.IsNotNull(security);
Assert.AreEqual(typeof(FileSystemRights), security.AccessRightType);
Assert.AreEqual(typeof(FileSystemAccessRule), security.AccessRuleType);
Assert.AreEqual(typeof(FileSystemAuditRule), security.AuditRuleType);
Assert.IsTrue(security.AreAccessRulesCanonical);
Assert.IsTrue(security.AreAuditRulesCanonical);
Assert.IsFalse(security.AreAccessRulesProtected);
Assert.IsFalse(security.AreAuditRulesProtected);
var securityGetAccessRules = security.GetAuditRules(true, true, typeof(System.Security.Principal.NTAccount)).Cast <FileSystemAccessRule>();
Assert.AreEqual(0, securityGetAccessRules.Count());
AuthorizationRuleCollection perm = security.GetAccessRules(true, true, typeof(System.Security.Principal.NTAccount));
var ntAccount = new System.Security.Principal.NTAccount(System.Security.Principal.WindowsIdentity.GetCurrent().Name);
FileSystemAccessRule rule = perm.Cast <FileSystemAccessRule>().SingleOrDefault(e => ntAccount == e.IdentityReference);
Assert.IsNotNull(rule);
Assert.IsTrue((rule.FileSystemRights & FileSystemRights.FullControl) != 0);
}
finally
{
File.Delete(filename);
}
}
public override async Task <FileSystemResult> MoveAsync(IDirectory destination)
{
try
{
DirectoryImplementation to = destination as DirectoryImplementation;
if (to == null)
{
return(new FileSystemResult("Destination should be a Local Directory"));
}
if (to is LocalRoot)
{
return(new FileSystemResult("Root cannot be destination"));
}
string destname = Path.Combine(to.FullName, Name);
File.Move(FullName, destname);
((DirectoryImplementation)Parent).IntFiles.Remove(this);
to.IntFiles.Add(this);
this.Parent = to;
file = new FileInfo(destname);
return(await Task.FromResult(new FileSystemResult()));
}
catch (Exception e)
{
return(new FileSystemResult(e.Message));
}
}
public void TestDecrypt()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("filename.ext").ToString();
try
{
using (var s = File.Create(tempLongPathFilename, 200))
{
}
var preAttrib = File.GetAttributes(tempLongPathFilename);
Assert.AreEqual((FileAttributes)0, (preAttrib & FileAttributes.Encrypted));
var fi = new FileInfo(tempLongPathFilename);
fi.Encrypt();
var postAttrib = File.GetAttributes(tempLongPathFilename);
Assert.AreEqual(FileAttributes.Encrypted, (postAttrib & FileAttributes.Encrypted));
fi.Decrypt();
postAttrib = File.GetAttributes(tempLongPathFilename);
Assert.AreEqual((FileAttributes)0, (postAttrib & FileAttributes.Encrypted));
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestSetLastWriteTimeMissingFile()
{
var filename = Path.Combine(uncDirectory, "gibberish.ext");
DateTime dateTime = DateTime.Now.AddDays(1);
var fi = new FileInfo(filename);
fi.LastWriteTime = dateTime;
}
public void TestSetLastAccessTimeUtcMissingFile()
{
var filename = Path.Combine(longPathDirectory, "gibberish.ext");
DateTime dateTime = DateTime.UtcNow.AddDays(1);
var fi = new FileInfo(filename);
Assert.Throws <FileNotFoundException>(() => fi.LastAccessTimeUtc = dateTime);
}
public void TestSetLastAccessTimeUtcMissingFile()
{
var filename = Path.Combine(longPathDirectory, "gibberish.ext");
DateTime dateTime = DateTime.UtcNow.AddDays(1);
var fi = new FileInfo(filename);
fi.LastAccessTimeUtc = dateTime;
}
public void TestSetCreationTimeMissingFile()
{
var filename = Path.Combine(longPathDirectory, "gibberish.ext");
DateTime dateTime = DateTime.Now.AddDays(1);
var fi = new FileInfo(filename);
fi.CreationTime = dateTime;
}
public void TestSetCreationTimeMissingFile()
{
var filename = Path.Combine(uncDirectory, "gibberish.ext");
DateTime dateTime = DateTime.Now.AddDays(1);
var fi = new FileInfo(filename);
Assert.Throws <FileNotFoundException>(() => fi.CreationTime = dateTime);
}
public void TestOpenTextReadsExistingData()
{
var fi = new FileInfo(longPathFilename);
using (var streamReader = fi.OpenText())
{
Assert.AreEqual("test", streamReader.ReadLine());
}
}
public void TestOpenReadReadsExistingData()
{
var fi = new FileInfo(longPathFilename);
using (var fileStream = fi.OpenRead())
{
Assert.AreEqual('t', fileStream.ReadByte());
}
}
public void TestOpenOpen()
{
var fi = new FileInfo(longPathFilename);
using (var fileStream = fi.Open(FileMode.Open))
{
Assert.IsNotNull(fileStream);
}
}
public void TestOpenCreateNew()
{
var fi = new FileInfo(filePath);
using (var fileStream = fi.Open(FileMode.CreateNew))
{
Assert.IsNotNull(fileStream);
}
}
/// <summary>
/// Creates a new <see cref="FileSelectedEventArgs" />.
/// </summary>
/// <param name="routedEvent"></param>
/// <param name="source">The source object</param>
/// <param name="file">The full filename of the selected file</param>
public FileSelectedEventArgs(RoutedEvent routedEvent, object source, string file)
: base(routedEvent, source)
{
File = file;
if (!string.IsNullOrWhiteSpace(file))
{
FileInfo = new FileInfo(file);
}
}
public void TestReplaceIgnoreMerge()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("filename.ext").ToString();
using (var fileStream = File.Create(tempLongPathFilename))
{
try
{
fileStream.WriteByte(42);
}
catch (Exception)
{
File.Delete(tempLongPathFilename);
throw;
}
}
var tempLongPathFilename2 = new StringBuilder(longPathDirectory).Append(@"\").Append("filename2.ext").ToString();
using (var fileStream = File.Create(tempLongPathFilename2))
{
try
{
fileStream.WriteByte(52);
}
catch (Exception)
{
File.Delete(tempLongPathFilename2);
throw;
}
}
var fi = new FileInfo(tempLongPathFilename);
try
{
const bool ignoreMetadataErrors = true;
var fi2 = fi.Replace(tempLongPathFilename2, null, ignoreMetadataErrors);
Assert.IsNotNull(fi2);
Assert.AreEqual(tempLongPathFilename2, fi2.FullName);
using (var fileStream = File.OpenRead(tempLongPathFilename2))
{
Assert.AreEqual(42, fileStream.ReadByte());
}
Assert.IsFalse(File.Exists(tempLongPathFilename));
}
finally
{
if (File.Exists(tempLongPathFilename))
{
File.Delete(tempLongPathFilename);
}
File.Delete(tempLongPathFilename2);
}
}
public void TestOpenCreateNew()
{
var fi = new FileInfo(longPathFilename);
Assert.Throws <IOException>(() =>
{
using (var fileStream = fi.Open(FileMode.CreateNew))
{
Assert.IsNotNull(fileStream);
}
});
}
/// <summary>
/// Creates a new <see cref="FileSystemController" />.
/// </summary>
public FileSystemController()
{
m_currentDirectory = null;
m_currentFile = null;
m_currentFileFullName = null;
m_currentDirectoryPathParts = null;
m_directories = null;
m_files = null;
m_showHiddenFilesAndDirectories = false;
m_showSystemFilesAndDirectories = false;
m_fileFilters = null;
m_fileFilterToApply = null;
}
public void TestLengthWithBadPath()
{
var filename = new StringBuilder(uncDirectory).Append(Path.DirectorySeparatorChar).Append(Path.GetRandomFileName()).ToString();
Pri.LongPath.FileInfo fi;
long length;
Assert.Throws <FileNotFoundException>(() =>
{
fi = new FileInfo(filename);
length = fi.Length;
});
}
public void Delete(string sourcePath)
{
if (IsFolder(sourcePath))
{
Pri.LongPath.DirectoryInfo directoryInfo = new Pri.LongPath.DirectoryInfo(sourcePath);
directoryInfo.Delete(true);
}
else
{
Pri.LongPath.FileInfo fileInfo = new Pri.LongPath.FileInfo(sourcePath);
fileInfo.Delete();
}
}
/// <summary>
/// Test if path is a symbolic link
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public static bool IsSymbolicFile(string path)
{
if (path.Length < MaxFilePathLength)
{
var pathInfo = new FileInfo(path);
return(pathInfo.Attributes.HasFlag(FileAttributes.ReparsePoint));
}
else
{
var pathInfo = new Pri.LongPath.FileInfo(path);
return(pathInfo.Attributes.HasFlag(FileAttributes.ReparsePoint));
}
}
public void CanCreateFileInfoWithLongPathFile()
{
string tempLongPathFilename;
do
{
tempLongPathFilename = Path.Combine(longPathDirectory, Path.GetRandomFileName());
} while (File.Exists(tempLongPathFilename));
Assert.IsFalse(File.Exists(tempLongPathFilename));
using (var writer = File.CreateText(tempLongPathFilename))
{
writer.WriteLine("test");
}
try
{
Assert.IsTrue(File.Exists(tempLongPathFilename));
var fileInfo = new FileInfo(tempLongPathFilename);
Assert.IsNotNull(fileInfo); // just to use fileInfo variable
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestCreateTextAndWrite()
{
Assert.IsTrue(Directory.Exists(longPathDirectory));
string tempLongPathFilename;
do
{
tempLongPathFilename = Path.Combine(longPathDirectory, Path.GetRandomFileName());
} while (File.Exists(tempLongPathFilename));
Assert.IsFalse(File.Exists(tempLongPathFilename));
const string fileText = "test";
using (var writer = File.CreateText(tempLongPathFilename))
{
writer.WriteLine(fileText);
}
try
{
Assert.IsTrue(File.Exists(tempLongPathFilename));
var fileInfo = new FileInfo(tempLongPathFilename);
Assert.AreEqual(fileText.Length + Environment.NewLine.Length, fileInfo.Length);
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestOpenTextReadsExistingData()
{
var fi = new FileInfo(longPathFilename);
using (var streamReader = fi.OpenText())
{
Assert.AreEqual("test", streamReader.ReadLine());
}
}
public void FileInfoReturnsCorrectDirectoryForLongPathFile()
{
Assert.IsTrue(Directory.Exists(longPathDirectory));
string tempLongPathFilename;
do
{
tempLongPathFilename = Path.Combine(longPathDirectory, Path.GetRandomFileName());
} while (File.Exists(tempLongPathFilename));
Assert.IsFalse(File.Exists(tempLongPathFilename));
using (var writer = File.CreateText(tempLongPathFilename))
{
writer.WriteLine("test");
}
try
{
Assert.IsTrue(File.Exists(tempLongPathFilename));
var fileInfo = new FileInfo(tempLongPathFilename);
Assert.AreEqual(longPathDirectory, fileInfo.Directory.FullName);
Assert.AreEqual(Path.GetFileName(longPathDirectory), fileInfo.Directory.Name);
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestDirectoryWithRoot()
{
var fi = new FileInfo(@"C:\");
Assert.IsNull(fi.Directory);
}
public void TestSetIsReadOnly()
{
var filename = Util.CreateNewFile(longPathDirectory);
var fi = new FileInfo(filename);
try
{
fi.IsReadOnly = true;
Assert.IsTrue(fi.IsReadOnly);
}
finally
{
fi.IsReadOnly = false;
fi.Delete();
}
}
public void TestSetLastWriteTimeUtcMissingFile()
{
var filename = Path.Combine(longPathDirectory, "gibberish.ext");
DateTime dateTime = DateTime.UtcNow.AddDays(1);
var fi = new FileInfo(filename);
fi.LastWriteTimeUtc = dateTime;
}
public void TestLengthWithBadPath()
{
var filename = Util.CreateNewFile(longPathDirectory);
Pri.LongPath.FileInfo fi;
try
{
fi = new FileInfo(filename);
}
catch
{
File.Delete(filename);
throw;
}
fi.Delete();
fi.Refresh();
var l = fi.Length;
}
public void TestSetAccessControl()
{
var filename = Util.CreateNewFile(longPathDirectory);
try
{
var fi = new FileInfo(filename);
var security = new FileSecurity();
fi.SetAccessControl(security);
}
finally
{
File.Delete(filename);
}
}
public void TestGetIsReadOnly()
{
var filename = Util.CreateNewFile(longPathDirectory);
try
{
var fi = new FileInfo(filename);
Assert.IsTrue(fi.Exists);
Assert.IsFalse(fi.IsReadOnly);
}
finally
{
File.Delete(filename);
}
}
public void TestLastWriteTime()
{
var filename = Util.CreateNewFile(longPathDirectory);
try
{
var dateTime = DateTime.Now.AddDays(1);
{
var fiTemp = new FileInfo(filename) { LastWriteTime = dateTime };
}
var fi = new FileInfo(filename);
Assert.AreEqual(dateTime, fi.LastWriteTime);
}
finally
{
File.Delete(filename);
}
}
public void TestGetAccessControlSections()
{
var filename = Util.CreateNewFile(longPathDirectory);
try
{
var fi = new FileInfo(filename);
FileSecurity security = fi.GetAccessControl(AccessControlSections.Access);
Assert.IsNotNull(security);
Assert.AreEqual(typeof(FileSystemRights), security.AccessRightType);
Assert.AreEqual(typeof(FileSystemAccessRule), security.AccessRuleType);
Assert.AreEqual(typeof(FileSystemAuditRule), security.AuditRuleType);
Assert.IsTrue(security.AreAccessRulesCanonical);
Assert.IsTrue(security.AreAuditRulesCanonical);
Assert.IsFalse(security.AreAccessRulesProtected);
Assert.IsFalse(security.AreAuditRulesProtected);
var securityGetAccessRules = security.GetAuditRules(true, true, typeof(System.Security.Principal.NTAccount)).Cast<FileSystemAccessRule>();
Assert.AreEqual(0, securityGetAccessRules.Count());
AuthorizationRuleCollection perm = security.GetAccessRules(true, true, typeof(System.Security.Principal.NTAccount));
var ntAccount = new System.Security.Principal.NTAccount(System.Security.Principal.WindowsIdentity.GetCurrent().Name);
FileSystemAccessRule rule = perm.Cast<FileSystemAccessRule>().SingleOrDefault(e => ntAccount == e.IdentityReference);
Assert.IsNotNull(rule);
Assert.IsTrue((rule.FileSystemRights & FileSystemRights.FullControl) != 0);
}
finally
{
File.Delete(filename);
}
}
public void TestDisplayPath()
{
var sfi = new System.IO.FileInfo(@"c:\Windows\notepad.exe");
var fi = new FileInfo(@"c:\Windows\notepad.exe");
Assert.AreEqual(sfi.ToString(), fi.DisplayPath);
}
public void TestDecrypt()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("filename.ext").ToString();
try
{
using (var s = File.Create(tempLongPathFilename, 200))
{
}
var preAttrib = File.GetAttributes(tempLongPathFilename);
Assert.AreEqual((FileAttributes)0, (preAttrib & FileAttributes.Encrypted));
var fi = new FileInfo(tempLongPathFilename);
fi.Encrypt();
var postAttrib = File.GetAttributes(tempLongPathFilename);
Assert.AreEqual(FileAttributes.Encrypted, (postAttrib & FileAttributes.Encrypted));
fi.Decrypt();
postAttrib = File.GetAttributes(tempLongPathFilename);
Assert.AreEqual((FileAttributes)0, (postAttrib & FileAttributes.Encrypted));
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestOpenWriteWritesCorrectly()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file31a.ext").ToString();
var fi = new FileInfo(tempLongPathFilename);
try
{
using (var fileStream = fi.OpenWrite())
{
fileStream.WriteByte(42);
}
using (var fileStream = fi.OpenRead())
{
Assert.AreEqual(42, fileStream.ReadByte());
}
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestMoveTo()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file21.ext").ToString();
var tempDestLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file21-1.ext").ToString();
Assert.IsFalse(File.Exists(tempLongPathFilename));
File.Copy(longPathFilename, tempLongPathFilename);
try
{
Assert.IsTrue(File.Exists(tempLongPathFilename));
var fi = new FileInfo(tempLongPathFilename);
fi.MoveTo(tempDestLongPathFilename);
try
{
Assert.IsFalse(File.Exists(tempLongPathFilename));
Assert.IsTrue(File.Exists(tempDestLongPathFilename));
}
finally
{
File.Delete(tempDestLongPathFilename);
}
}
finally
{
if (File.Exists(tempLongPathFilename))
File.Delete(tempLongPathFilename);
}
}
public void TestReplaceIgnoreMerge()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("filename.ext").ToString();
using (var fileStream = File.Create(tempLongPathFilename))
{
try
{
fileStream.WriteByte(42);
}
catch (Exception)
{
File.Delete(tempLongPathFilename);
throw;
}
}
var tempLongPathFilename2 = new StringBuilder(longPathDirectory).Append(@"\").Append("filename2.ext").ToString();
using (var fileStream = File.Create(tempLongPathFilename2))
{
try
{
fileStream.WriteByte(52);
}
catch (Exception)
{
File.Delete(tempLongPathFilename2);
throw;
}
}
var fi = new FileInfo(tempLongPathFilename);
try
{
const bool ignoreMetadataErrors = true;
var fi2 = fi.Replace(tempLongPathFilename2, null, ignoreMetadataErrors);
Assert.IsNotNull(fi2);
Assert.AreEqual(tempLongPathFilename2, fi2.FullName);
using (var fileStream = File.OpenRead(tempLongPathFilename2))
{
Assert.AreEqual(42, fileStream.ReadByte());
}
Assert.IsFalse(File.Exists(tempLongPathFilename));
}
finally
{
if (File.Exists(tempLongPathFilename))
File.Delete(tempLongPathFilename);
File.Delete(tempLongPathFilename2);
}
}
public void TestOpenCreatesEmpty()
{
var tempLongPathFilename = Path.Combine(longPathDirectory, Path.GetRandomFileName());
try
{
using (var writer = File.CreateText(tempLongPathFilename))
{
writer.WriteLine("test");
}
var fi = new FileInfo(tempLongPathFilename);
using (var fileStream = fi.Open(FileMode.Append, FileAccess.Read, FileShare.Read))
{
Assert.AreEqual(-1, fileStream.ReadByte());
}
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestSetCreationTimeMissingFile()
{
var filename = Path.Combine(longPathDirectory, "gibberish.ext");
DateTime dateTime = DateTime.Now.AddDays(1);
var fi = new FileInfo(filename);
fi.CreationTime = dateTime;
}
public void TestOpenHidden()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file25.ext").ToString();
var fi = new FileInfo(tempLongPathFilename);
using (fi.Create())
{
}
try
{
File.SetAttributes(fi.FullName, File.GetAttributes(fi.FullName) | FileAttributes.Hidden);
using (var fileStream = fi.Open(FileMode.Create))
{
Assert.IsNotNull(fileStream);
}
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestSetLastAccessTime()
{
var filename = Util.CreateNewFile(longPathDirectory);
try
{
DateTime dateTime = DateTime.Now.AddDays(1);
var fi = new FileInfo(filename);
fi.LastAccessTime = dateTime;
Assert.AreEqual(dateTime, File.GetLastAccessTime(filename));
}
finally
{
File.Delete(filename);
}
}
public void TestOpenOpen()
{
var fi = new FileInfo(longPathFilename);
using (var fileStream = fi.Open(FileMode.Open))
{
Assert.IsNotNull(fileStream);
}
}
public void TestToString()
{
var fi = new FileInfo(longPathFilename);
Assert.AreEqual(fi.DisplayPath, fi.ToString());
}
public void TestOpenReadReadsExistingData()
{
var fi = new FileInfo(longPathFilename);
using (var fileStream = fi.OpenRead())
{
Assert.AreEqual('t', fileStream.ReadByte());
}
}
public void TestSetLastWriteTimeUtc()
{
var filename = Util.CreateNewFile(longPathDirectory);
try
{
DateTime dateTime = DateTime.UtcNow.AddDays(1);
File.SetLastWriteTimeUtc(filename, dateTime);
var fi = new FileInfo(filename);
Assert.AreEqual(fi.LastWriteTimeUtc, dateTime);
}
finally
{
File.Delete(filename);
}
}
public void TestOpenReadWithWrite()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file31.ext").ToString();
var fi = new FileInfo(tempLongPathFilename);
try
{
using (var fileStream = fi.Open(FileMode.Append, FileAccess.Read))
{
fileStream.WriteByte(43);
}
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestGetLastWriteTimeUtc()
{
var filename = Util.CreateNewFile(longPathDirectory);
try
{
var dateTime = File.GetLastWriteTimeUtc(filename);
var fi = new FileInfo(filename);
Assert.AreEqual(fi.LastWriteTimeUtc, dateTime);
}
finally
{
File.Delete(filename);
}
}
public void TestOpenAppend()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file26.ext").ToString();
var fi = new FileInfo(tempLongPathFilename);
using (var streamWriter = fi.CreateText())
{
streamWriter.WriteLine("file26");
}
try
{
using (var fileStream = fi.Open(System.IO.FileMode.Append))
{
Assert.IsNotNull(fileStream);
using (var streamWriter = new System.IO.StreamWriter(fileStream))
{
streamWriter.WriteLine("eof");
}
}
Assert.AreEqual("file26" + Environment.NewLine + "eof" + Environment.NewLine, File.ReadAllText(fi.FullName));
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestReadAllTextWithEncoding()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file26.ext").ToString();
var fi = new FileInfo(tempLongPathFilename);
try
{
using (var streamWriter = File.CreateText(tempLongPathFilename, Encoding.Unicode))
{
streamWriter.WriteLine("file26");
}
Assert.AreEqual("file26" + Environment.NewLine, File.ReadAllText(fi.FullName, Encoding.Unicode));
}
finally
{
File.Delete(tempLongPathFilename);
}
}
public void TestCreateText()
{
var tempLongPathFilename = new StringBuilder(longPathDirectory).Append(@"\").Append("file20.ext").ToString();
var fi = new FileInfo(tempLongPathFilename);
Assert.IsFalse(fi.Exists);
using (fi.CreateText())
{
}
try
{
Assert.IsTrue(File.Exists(fi.FullName)); // don't use FileInfo.Exists, it caches existance
}
finally
{
fi.Delete();
}
}
