choosealicense.com/spec/license_meta_spec.rb

# frozen_string_literal: true

require 'spec_helper'

describe 'license meta' do
  licenses.each do |license|
    # Manually load the raw license so we don't get the defaults
    raw_fields = SafeYAML.load_file("_licenses/#{license['spdx-lcase']}.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

      it 'using contains 3 examples' do
        legacy = [
          'afl-3.0',
          'agpl-3.0',
          'artistic-2.0',
          'bsd-2-clause',
          'bsd-3-clause',
          'bsd-3-clause-clear',
          'bsl-1.0',
          'cc0-1.0',
          'cc-by-4.0',
          'cc-by-sa-4.0',
          'eupl-1.1',
          'gpl-2.0',
          'lgpl-2.1',
          'lgpl-3.0',
          'lppl-1.3c',
          'ms-pl',
          'ms-rl',
          'ofl-1.1',
          'wtfpl',
          'zlib'
        ]
        skip 'added before 3 using examples required' if legacy.include?(license['slug'])
        examples = raw_fields['using'] || []
        expect(examples.length).to eq(3)
      end
    end
  end
end