public void ProhibitInterfaceTypeTest() { using (var parameters = new NWParameters()) { var types = new List <NWInterfaceType> (); parameters.ProhibitInterfaceType(NWInterfaceType.Wifi); parameters.IterateProhibitedInterfaces((type) => { types.Add(type); return(true); }); Assert.True(types.Contains(NWInterfaceType.Wifi), "Type was not prohibited."); } }