fails:CApiRationalSpecs rb_Rational creates a new Rational with numerator and denominator
fails:CApiRationalSpecs rb_Rational2 creates a new Rational with numerator and denominator
fails:CApiRationalSpecs rb_Rational1 creates a new Rational with numerator and denominator of 1
fails:CApiRationalSpecs rb_rational_new creates a normalized Rational
fails:CApiRationalSpecs rb_rational_new2 creates a normalized Rational
fails:CApiRationalSpecs rb_rational_num returns the numerator of a Rational
fails:CApiRationalSpecs rb_rational_den returns the denominator of a Rational
