public void GetFullPathWithBasePathTests(string path, string basePath, string expected)
{
IExtendedFileService extendedFileService = Substitute.For <IExtendedFileService>();
extendedFileService.GetVolumeName(@"C:\").Returns("TestCVolumeName");
extendedFileService.GetVolumeName(@"D:\").Returns("TestDVolumeName");
var fileService = new FileService(extendedFileService, initialCurrentDirectory: @"C:\Users");
fileService.GetFullPath(path, basePath).Should().Be(expected);
}
/// <summary>
/// Get the canonical volume root (e.g. the \\?\VolumeGuid format) for the given path. The path must not be relative.
/// </summary>
/// <exception cref="ArgumentException">Thrown if the path is relative or indeterminate.</exception>
/// <exception cref="System.IO.IOException">Thrown if unable to get the root from the OS.</exception>
public static string GetCanonicalRoot(this IExtendedFileService extendedFileService, IFileService fileService, string path)
{
if (Paths.IsPartiallyQualified(path))
{
throw new ArgumentException(nameof(path));
}
path = fileService.GetFullPath(path);
int rootLength;
var format = Paths.GetPathFormat(path, out rootLength);
if (format == PathFormat.UnknownFormat)
{
throw new ArgumentException(nameof(format));
}
string root = path.Substring(0, rootLength);
string canonicalRoot = root;
switch (format)
{
case PathFormat.UniformNamingConvention:
if (Paths.IsDevice(path))
{
canonicalRoot = @"\\" + root.Substring(Paths.ExtendedUncPrefix.Length);
}
break;
case PathFormat.LocalFullyQualified:
canonicalRoot = extendedFileService.GetVolumeName(root);
break;
}
return(canonicalRoot);
}
public void SetCurrentDirectoryThrowsOnRelative()
{
IExtendedFileService extendedFileService = Substitute.For <IExtendedFileService>();
IFileService fileService = Substitute.For <IFileService>();
fileService.GetFullPath("").ReturnsForAnyArgs(x => x[0]);
fileService.GetAttributes("").ReturnsForAnyArgs(System.IO.FileAttributes.Directory);
extendedFileService.GetVolumeName("").ReturnsForAnyArgs("TestRoot");
CurrentDirectory cd = new CurrentDirectory(fileService, extendedFileService);
Action action = () => cd.SetCurrentDirectory("a");
action.Should().Throw <ArgumentException>();
}
/// <summary>
/// Get the canonical volume root (e.g. the \\?\VolumeGuid format) for the given path. The path must not be relative.
/// </summary>
/// <exception cref="ArgumentException">Thrown if the path is relative or indeterminate.</exception>
/// <exception cref="System.IO.IOException">Thrown if unable to get the root from the OS.</exception>
public static string GetCanonicalRoot(this IExtendedFileService extendedFileService, IFileService fileService, string path)
{
if (Paths.IsRelative(path))
{
throw new ArgumentException();
}
path = fileService.GetFullPath(path);
int rootLength;
var format = Paths.GetPathFormat(path, out rootLength);
if (format == PathFormat.UnknownFormat)
{
throw new ArgumentException();
}
string root = path.Substring(0, rootLength);
string simpleRoot = root;
string canonicalRoot = root;
switch (format)
{
case PathFormat.UniformNamingConventionExtended:
simpleRoot = @"\\" + root.Substring(Paths.ExtendedUncPrefix.Length);
goto case PathFormat.UniformNamingConvention;
case PathFormat.UniformNamingConvention:
canonicalRoot = simpleRoot;
break;
case PathFormat.VolumeAbsoluteExtended:
case PathFormat.DriveAbsolute:
canonicalRoot = extendedFileService.GetVolumeName(root);
simpleRoot = extendedFileService.GetMountPoint(root);
break;
}
return(canonicalRoot);
}