Add test on postgresql::python.

manifests/params.pp

@@ -167,6 +167,7 @@ class postgresql::params(
       $datadir              = pick($custom_datadir, "/var/lib/postgresql/${version}/main")
       $confdir              = pick($custom_confdir, "/etc/postgresql/${version}/main")
       $service_status       = "/etc/init.d/${service_name} status | /bin/egrep -q 'Running clusters: .+|online'"
+      $python_package_name  = "python-psycopg2"
     }
 
     default: {

spec/classes/postgresql_python_spec.rb

@@ -0,0 +1,41 @@
+require 'spec_helper'
+
+describe 'postgresql::python', :type => :class do
+
+  describe 'on a redhat based os' do
+    let :facts do {
+      :osfamily                 => 'RedHat',
+      :postgres_default_version => 'foo',
+    }
+    end
+    it { should contain_package('python-psycopg2').with(
+      :name   => 'python-psycopg2',
+      :ensure => 'present'
+    )}
+  end
+
+  describe 'on a debian based os' do
+    let :facts do {
+      :osfamily                 => 'Debian',
+      :postgres_default_version => 'foo',
+    }
+    end
+    it { should contain_package('python-psycopg2').with(
+      :name   => 'python-psycopg2',
+      :ensure => 'present'
+    )}
+  end
+
+  describe 'on any other os' do
+    let :facts do {
+      :osfamily                 => 'foo',
+      :postgres_default_version => 'foo',
+    }
+    end
+
+    it 'should fail' do
+      expect { subject }.to raise_error(/Unsupported osfamily: foo/)
+    end
+  end
+
+end