Add beaker tests

Add tests to ensure the asterisk class can be applied correctly and the
service can start.

Change-Id: I9714e040d6c73e7b0e8ce5d9fe91f2674214efa6

spec/acceptance/basic_spec.rb

@@ -0,0 +1,27 @@
+require 'puppet-openstack_infra_spec_helper/spec_helper_acceptance'
+
+describe 'asterisk', if: os[:family] == 'ubuntu' do
+
+  def pp_path
+    base_path = File.dirname(__FILE__)
+    File.join(base_path, 'fixtures')
+  end
+
+  def puppet_manifest
+    manifest_path = File.join(pp_path, 'default.pp')
+    File.read(manifest_path)
+  end
+
+  it 'should work with no errors' do
+    apply_manifest(puppet_manifest, catch_failures: true)
+  end
+
+  it 'should be idempotent' do
+    apply_manifest(puppet_manifest, catch_changes: true)
+  end
+
+  describe service('asterisk') do
+    it { should be_running }
+  end
+
+end

spec/acceptance/fixtures/default.pp

@@ -0,0 +1,13 @@
+$config = '[modules](+)
+; Application modules
+load => app_confbridge.so
+load => chan_bridge.so'
+
+file { '/tmp/asterisk-modules.conf':
+  ensure  => present,
+  content => $config,
+}
+
+class { 'asterisk':
+  modules_conf_source => '/tmp/asterisk-modules.conf',
+}