describe YAML do
  context '#escape' do
    it 'uses the expected Ruby version' do
      expect(RUBY_VERSION).to eq '2.1.9'
    end

    it 'uses the expected YAML version' do
      expect(YAML::VERSION).to eq '2.0.5' # The escaping below changes with different YAML versions
    end

    it 'correctly escape a basic string' do
      expect(YAML.escape('brian')).to eq('brian')
    end

    it 'correctly escape a troublesome string' do
      expect(YAML.escape('{{moustache}} beard')).to eq('"{{moustache}} beard"')
      expect(YAML.escape("Brian O'Brien")).to eq("Brian O'Brien")
    end
  end
end