public void LinePosition_ImplementsComparableInterface()
        {
            var linePosition = new LinePosition(1, 1);

            linePosition.ShouldBeAssignableTo(typeof(IComparable <LinePosition>));
        }
        public void LinePosition_ImplementsIEquatable()
        {
            var linePosition = new LinePosition(1, 1);

            linePosition.ShouldBeAssignableTo(typeof(IEquatable <LinePosition>));
        }