This can be simplified to just checking a single zone. It can then be renamed to `"defines a fact for each attribute of a zone"`.

````
it "defines a fact for each attribute of a zone" do
  described_class.add_facts
  [:id, :name, ....].each do |attribute|
    Facter.fact("zone_local_#{attribute}".intern).should be_a_kind_of Facter::Util::Fact
  end
end
````