Add tests

spec/classes/postfix_spec.rb

 require 'spec_helper'
 
 describe 'postfix' do
-  context 'when on Debian' do
-    let (:facts) { {
-      :operatingsystem => 'Debian',
-      :osfamily        => 'Debian',
-      :fqdn            => 'fqdn.example.com',
-    } }
-
-    it { should contain_package('postfix') }
-    it { should contain_package('mailx') }
-
-    it { should contain_file('/etc/mailname').with_content("fqdn.example.com\n") }
-    it { should contain_file('/etc/aliases').with_content("# file managed by puppet\n") }
-    it { should contain_exec('newaliases').with_refreshonly('true') }
-    it { should contain_file('/etc/postfix/master.cf') }
-    it { should contain_file('/etc/postfix/main.cf' ) }
-
-    it { should contain_postfix__config('myorigin') }
-    it { should contain_postfix__config('alias_maps') }
-    it { should contain_postfix__config('inet_interfaces') }
-  end
+  context 'when using defaults' do
+    context 'when on Debian' do
+      let (:facts) { {
+        :operatingsystem => 'Debian',
+        :osfamily        => 'Debian',
+        :fqdn            => 'fqdn.example.com',
+      } }
+
+      it { should contain_package('postfix') }
+      it { should contain_package('mailx') }
+
+      it { should contain_file('/etc/mailname').with_content("fqdn.example.com\n") }
+      it { should contain_file('/etc/aliases').with_content("# file managed by puppet\n") }
+      it { should contain_exec('newaliases').with_refreshonly('true') }
+      it { should contain_file('/etc/postfix/master.cf') }
+      it { should contain_file('/etc/postfix/main.cf' ) }
+
+      it { should contain_postfix__config('myorigin') }
+      it { should contain_postfix__config('alias_maps') }
+      it { should contain_postfix__config('inet_interfaces') }
+
+      it { should contain_mailalias('root') }
+
+      it {
+        should contain_service('postfix').with(
+          :ensure    => 'running',
+          :enable    => 'true',
+          :hasstatus => 'true',
+          :restart   => '/etc/init.d/postfix reload'
+      ) }
+    end
+
+    context 'when on RedHat' do
+      let (:facts) { {
+        :operatingsystem => 'RedHat',
+        :osfamily        => 'RedHat',
+        :fqdn            => 'fqdn.example.com',
+      } }
+
+      it { should contain_package('postfix') }
+      it { should contain_package('mailx') }
+
+      it { should contain_file('/etc/mailname').with_content("fqdn.example.com\n") }
+      it { should contain_file('/etc/aliases').with_content("# file managed by puppet\n") }
+      it { should contain_exec('newaliases').with_refreshonly('true') }
+      it { should contain_file('/etc/postfix/master.cf') }
+      it { should contain_file('/etc/postfix/main.cf' ) }
+
+      it { should contain_postfix__config('myorigin') }
+      it { should contain_postfix__config('alias_maps') }
+      it { should contain_postfix__config('inet_interfaces') }
+      it { should contain_postfix__config('sendmail_path') }
+      it { should contain_postfix__config('newaliases_path') }
+      it { should contain_postfix__config('mailq_path') }
+
+      it { should contain_mailalias('root') }
 
-  context 'when on RedHat' do
-    let (:facts) { {
-      :operatingsystem => 'RedHat',
-      :osfamily        => 'RedHat',
-      :fqdn            => 'fqdn.example.com',
-    } }
-
-    it { should contain_package('postfix') }
-    it { should contain_package('mailx') }
-
-    it { should contain_file('/etc/mailname').with_content("fqdn.example.com\n") }
-    it { should contain_file('/etc/aliases').with_content("# file managed by puppet\n") }
-    it { should contain_exec('newaliases').with_refreshonly('true') }
-    it { should contain_file('/etc/postfix/master.cf') }
-    it { should contain_file('/etc/postfix/main.cf' ) }
-
-    it { should contain_postfix__config('myorigin') }
-    it { should contain_postfix__config('alias_maps') }
-    it { should contain_postfix__config('inet_interfaces') }
-    it { should contain_postfix__config('sendmail_path') }
-    it { should contain_postfix__config('newaliases_path') }
-    it { should contain_postfix__config('mailq_path') }
+      it {
+        should contain_service('postfix').with(
+          :ensure    => 'running',
+          :enable    => 'true',
+          :hasstatus => 'true',
+          :restart   => '/etc/init.d/postfix reload'
+      ) }
+    end
   end
 end