public void ShouldFailOnPositionLargerThan45()
            {
                // Arange
                const int tooHighValue = 46;

                // Act
                var sortRailPosition = new SortRailLegoPosition(tooHighValue);
            }
            public void ShouldFailOnNegativePosition()
            {
                // Arange
                const int tooLowValue = -1;

                // Act
                var sortRailPosition = new SortRailLegoPosition(tooLowValue);
            }