public void MoveTo()
{
string tempFile = Path.GetTempFileName();
string tempFile2 = Path.GetFileNameWithoutExtension(tempFile) + "Copy" + Path.GetExtension(tempFile);
ExtendedFileInfo efi = new ExtendedFileInfo(tempFile);
efi.MoveTo(tempFile2);
Assert.IsTrue(File.Exists(tempFile2));
}