public void CreateSymbolicLinkToLongPathFile()
{
using (var cleaner = new TestFileCleaner())
{
string filePath = Paths.Combine(cleaner.TempFolder, Path.GetRandomFileName());
IExtendedFileService fileService = new FileService();
fileService.WriteAllText(filePath, "CreateSymbolicLinkToFile");
string symbolicLink = Paths.Combine(cleaner.TempFolder, Path.GetRandomFileName());
Action action = () => NativeMethods.FileManagement.CreateSymbolicLink(symbolicLink, filePath);
if (fileService.CanCreateSymbolicLinks())
{
action();
var attributes = NativeMethods.FileManagement.GetFileAttributes(symbolicLink);
attributes.Should().HaveFlag(FileAttributes.ReparsePoint);
}
else
{
action.ShouldThrow<IOException>().And.HResult.Should().Be(NativeErrorHelper.GetHResultForWindowsError(NativeMethods.WinError.ERROR_PRIVILEGE_NOT_HELD));
}
}
}
public void FinalPathNameLinkBehavior()
{
IExtendedFileService fileService = new FileService();
if (!fileService.CanCreateSymbolicLinks()) return;
// GetFinalPathName always points to the linked file
using (var cleaner = new TestFileCleaner())
{
string filePath = Paths.Combine(cleaner.TempFolder, Path.GetRandomFileName());
fileService.WriteAllText(filePath, "CreateSymbolicLinkToFile");
string symbolicLink = Paths.Combine(cleaner.TempFolder, Path.GetRandomFileName());
NativeMethods.FileManagement.CreateSymbolicLink(symbolicLink, filePath);
NativeMethods.FileManagement.FileExists(symbolicLink).Should().BeTrue("symbolic link should exist");
using (var handle = NativeMethods.FileManagement.CreateFile(symbolicLink, FileAccess.Read, FileShare.ReadWrite, FileMode.Open, 0))
{
handle.IsInvalid.Should().BeFalse();
NativeMethods.FileManagement.GetFinalPathName(handle, NativeMethods.FileManagement.FinalPathFlags.FILE_NAME_NORMALIZED)
.Should().Be(filePath);
NativeMethods.FileManagement.GetFinalPathName(handle, NativeMethods.FileManagement.FinalPathFlags.FILE_NAME_OPENED)
.Should().Be(filePath);
}
}
}