public void LineSegment_GetHashCode_ShouldEqualVectorHashCode()
        {
            Point endPoint = Point.MakePointWithInches(1, 1, 1);

            LineSegment lineSegment = new LineSegment(endPoint);

            Vector vector = new Vector(lineSegment.BasePoint, lineSegment.EndPoint);

            lineSegment.GetHashCode().Should().Be(vector.GetHashCode());
        }