require 'zeamays/corn/fruiter/integer16' describe Zeamays::Corn::Fruiter::Integer16 do let(:packing) { Zeamays::Corn::Fruiter::Integer16.fruit_i16(target_value) } context "normally" do let(:target_value) { 50000 } subject { packing.unpack("n").first } it { should eq target_value } end pending "Not Integer16 type" end