require_relative '../../spec_helper' require 'prime' describe "Prime.int_from_prime_division" do it "returns the product of the given factorization" do Prime.int_from_prime_division([[2,3], [3,3], [5,3], [7,3], [11,3], [13,3], [17,3]]). should == 2**3 * 3**3 * 5**3 * 7**3 * 11**3 * 13**3 * 17**3 end it "returns 1 for an empty factorization" do Prime.int_from_prime_division([]).should == 1 end end