require_relative '../../spec_helper' describe "Complex#denominator" do it "returns the least common multiple denominator of the real and imaginary parts" do Complex(3, 4).denominator.should == 1 Complex(3, bignum_value).denominator.should == 1 Complex(3, Rational(3,4)).denominator.should == 4 Complex(Rational(4,8), Rational(3,4)).denominator.should == 4 Complex(Rational(3,8), Rational(3,4)).denominator.should == 8 end end