public void VerifyIrrationalGetsRightResult()
        {
            Fractions.Fraction actual = Fractions.RealToFraction(3.14159);

            actual.N.Should().Be((int)238_010);
            actual.D.Should().Be((int)75_761);
        }
        public void VerifyRepeatingGetsRightResult()
        {
            double n   = 1;
            double d   = 3;
            double dbl = n / d;

            Fractions.Fraction actual = Fractions.RealToFraction(dbl);

            actual.N.Should().Be((int)n);
            actual.D.Should().Be((int)d);
        }