public void ATMController_EventFired_AirspaceFilterCalled()
        {
            // Arrange
            _uut.airspaceFilter_ = _fakeFilter;
            _fakeFilter.CheckAirspace(Arg.Any <List <Track> >()).Returns(new List <Track>());

            _rawList.Add("ATR423;39045;12932;14000;20151006213456789;false;North;0");
            // Act
            _fakeTransponderReceiver.TransponderDataReady += Raise.EventWith(new RawTransponderDataEventArgs(_rawList));

            // Assert
            _fakeFilter.Received(1).CheckAirspace(Arg.Is <List <Track> >(l => l.Count == 1));
        }