choosealicense.com/spec/license_meta_spec.rb

require 'spec_helper'

describe "license meta" do
  licenses.each do |license|

    # Manually load the raw license so we don't get thed defaults
    raw_fields = SafeYAML.load_file("_licenses/#{license["id"]}.txt")

    context "The #{license["title"]} license" do
      it "should only contain supported meta fields" do
        extra_fields = raw_fields.keys - meta.map { |m| m["name"] }
        expect(extra_fields).to be_empty
      end

      it "should contain all required meta fields" do
        required = meta.select { |m| m["required"] }.map { |m| m["name"] }
        missing = required - raw_fields.keys
        expect(missing).to be_empty
      end

      if license["family"]
        it "should contain the required license variant fields" do
          missing = ["family", "tab-slug"] - license.keys
          expect(missing).to be_empty
        end
      else
        it "should not contain license family specific fields" do
          extra = ["variant", "family", "tab-slug"].select{ |f| raw_fields.keys.include?(f) }
          expect(extra).to be_empty
        end
      end
    end
  end
end