public void TestExclude() { Win32Path FirstPath = new Win32Path(@"d:\music\whitney houston\greatest hits\song1.mp3"); Win32Path SecondPath = new Win32Path(@"d:\music"); IPath ExcludedPath = FirstPath.Exclude(SecondPath); Assert.AreEqual(ExcludedPath.ToString(), @"\whitney houston\greatest hits\song1.mp3"); }