public void GetFileAttributesExBasic()
{
string tempPath = FileMethods.GetTempPath();
var info = FileMethods.GetFileAttributesEx(tempPath);
info.Attributes.Should().HaveFlag(FileAttributes.FILE_ATTRIBUTE_DIRECTORY);
}
public void GetFileAttributesExBasic()
{
string tempPath = FileMethods.GetTempPath();
var info = FileMethods.GetFileAttributesEx(tempPath);
info.dwFileAttributes.Should().HaveFlag(FileAttributes.Directory);
}
public void CopyFileBasic()
{
using (var temp = new TestFileCleaner())
{
string source = temp.GetTestPath();
using (var file = FileMethods.CreateFile(source, DesiredAccess.GENERIC_READ, ShareMode.FILE_SHARE_READWRITE, CreationDisposition.CREATE_NEW))
{
file.IsInvalid.Should().BeFalse();
}
string destination = temp.GetTestPath();
FileMethods.CopyFile(source, destination);
var info = FileMethods.GetFileAttributesEx(destination);
info.Attributes.Should().NotHaveFlag(FileAttributes.FILE_ATTRIBUTE_DIRECTORY);
}
}
public void CopyFileBasic()
{
using (var temp = new TestFileCleaner())
{
string source = temp.GetTestPath();
using (var file = FileMethods.CreateFile(source, CreationDisposition.CreateNew, DesiredAccess.GenericRead))
{
file.IsInvalid.Should().BeFalse();
}
string destination = temp.GetTestPath();
FileMethods.CopyFile(source, destination);
var info = FileMethods.GetFileAttributesEx(destination);
info.dwFileAttributes.Should().NotHaveFlag(FileAttributes.Directory);
}
}
/// <summary>
/// Equivalent implementation of GetExpandedName that doesn't have a path length limit.
/// </summary>
/// <remarks>
/// There are possibly quirks with ASCII handling that this function may not replicate. Files
/// that end in a DBCS character get some special handling.
/// </remarks>
public unsafe static string GetExpandedNameEx(string path, bool filenameOnly = false)
{
// Need to end with underscore or be at least as long as the header.
if (string.IsNullOrEmpty(path))
{
return(path);
}
path = Paths.TrimTrailingSeparators(path);
if (path[path.Length - 1] != '_' ||
FileMethods.GetFileAttributesEx(path).nFileSize <= (ulong)sizeof(LzxHeader))
{
return(filenameOnly ? Paths.GetLastSegment(path) : path);
}
char replacement;
using (var file = FileMethods.CreateFile(path, CreationDisposition.OpenExisting, DesiredAccess.GenericRead, ShareModes.Read))
{
LzxHeader header = new LzxHeader();
if (FileMethods.ReadFile(file, (byte *)&header, (uint)sizeof(LzxHeader)) < sizeof(LzxHeader))
{
return(path);
}
replacement = char.ToUpperInvariant((char)header.extensionChar);
}
if (filenameOnly)
{
path = Paths.GetLastSegment(path);
}
bool noExtension = path.Length == 1 || path[path.Length - 2] == '.';
if (replacement == (char)0x00)
{
return(path.Substring(0, path.Length - (noExtension ? 2 : 1)));
}
return(Strings.ReplaceChar(path, path.Length - 1, replacement));
}
public void SetFileAttributesBasic()
{
string tempPath = FileMethods.GetTempPath();
string tempFileName = FileMethods.GetTempFileName(tempPath, "tfn");
try
{
var originalInfo = FileMethods.GetFileAttributesEx(tempFileName);
originalInfo.Attributes.Should().NotHaveFlag(FileAttributes.FILE_ATTRIBUTE_READONLY);
FileMethods.SetFileAttributes(tempFileName, originalInfo.Attributes | FileAttributes.FILE_ATTRIBUTE_READONLY);
var newInfo = FileMethods.GetFileAttributesEx(tempFileName);
newInfo.Attributes.Should().HaveFlag(FileAttributes.FILE_ATTRIBUTE_READONLY);
FileMethods.SetFileAttributes(tempFileName, originalInfo.Attributes);
newInfo = FileMethods.GetFileAttributesEx(tempFileName);
newInfo.Attributes.Should().NotHaveFlag(FileAttributes.FILE_ATTRIBUTE_READONLY);
}
finally
{
FileMethods.DeleteFile(tempFileName);
}
}
