Allow passing boolean

Gemfile

@@ -1,6 +1,6 @@
-source ENV['GEM_SOURCE'] || 'https://rubygems.org' # rubocop:disable Style/FetchEnvVar
+source ENV.fetch('GEM_SOURCE', 'https://rubygems.org')
 
-puppetversion = ENV.key?('PUPPET_VERSION') ? ENV['PUPPET_VERSION'] : ['~> 5.0.0']
+puppetversion = ENV.key?('PUPPET_VERSION') ? ENV.fetch('PUPPET_VERSION') : ['~> 5.0.0']
 gem 'facter', '>= 1.7.0'
 gem 'metadata-json-lint', '< 2.0.0'
 gem 'puppet', puppetversion

manifests/config.pp

@@ -1,7 +1,7 @@
 # powerdns::config
 define powerdns::config(
   String                            $setting = $title,
-  Variant[String, Integer]          $value   = '',
+  Variant[String, Integer, Boolean] $value   = '',
   Enum['present', 'absent']         $ensure  = 'present',
   Enum['authoritative', 'recursor'] $type    = 'authoritative'
 ) {
@@ -14,7 +14,7 @@
     'local-ipv6'
   ]
   unless $ensure == 'absent' or ($setting in $empty_value_allowed) {
-    assert_type(Variant[String[1], Integer], $value) |$_expected, $_actual| {
+    assert_type(Variant[String[1], Integer, Boolean], $value) |$_expected, $_actual| {
       fail("Value for ${setting} can't be empty.")
     }
   }

spec/defines/powerdns_config_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 override_facts = {
   root_home: '/root'
 }
@@ -131,6 +133,21 @@
             expect { subject.call }.to raise_error(/expects a match for Enum\['authoritative', 'recursor'\], got/)
           end
         end
+
+        context 'powerdns::config with boolean' do
+          let(:params) do
+            {
+              setting: 'webserver',
+              value: true,
+              type: 'recursor'
+            }
+          end
+
+          it {
+            is_expected.to contain_file_line(format('powerdns-config-webserver-%<config>s',
+                                                    config: recursor_config)).with_line('webserver=true')
+          }
+        end
       end
     end
   end

spec/spec_helper_acceptance.rb

@@ -13,7 +13,7 @@
   # Configure all nodes in nodeset
   c.before :suite do
     hosts.each do |host|
-      run_puppet_install_helper unless ENV['BEAKER_provision'] == 'no' # rubocop:disable Style/FetchEnvVar
+      run_puppet_install_helper unless ENV.fetch('BEAKER_provision') == 'no'
 
       # Install rsync
       install_package(host, 'rsync')