protected override void Arrange() { base.Arrange(); base.Act(); var Dicitonary = new Dictionary <string, string>(); Dicitonary.Add("STD", "STD"); FileInformation2.Stub(x => x.Name).Return("File-K9-STD"); FileInformation3.Stub(x => x.Name).Return("File-K10-STD"); FileInformation1.Stub(x => x.Name).Return("File-K10-ST"); AcceptedPrefix.Stub(x => x.GetEnumerable()).Return(Dicitonary.GetEnumerator()); }