require_relative '../../spec_helper' describe Integer do describe :up_or_downto do it "behaves like Integer#upto for an increasing range" do 10.up_or_downto(12).to_a.must_equal 10.upto(12).to_a end it "behaves like Integer#downto for a decreasing range" do 10.up_or_downto(8).to_a.must_equal 10.downto(8).to_a end end end