public void Can_report_cleaned_north()
        {
            var sut = new Fixture().CreateSUT();

            sut.CleanNorth(10);

            Assert.AreEqual(11, sut.CleanedStations);
        }
        public void Can_report_cleaned_north()
        {
            var sut = new Fixture().CreateSUT();

            sut.CleanNorth(10);

            Assert.AreEqual(11, sut.CleanedStations);
        }