my_module_spec.rb

require 'spec_helper_acceptance'

describe 'ntp class' do
  it "applies idempotently" do
    pp = "class { 'ntp': }"
    apply_manifest(pp, :catch_failures => true)
    apply_manifest(pp, :catch_changes  => true)
  end
  describe file("/etc/ntp.conf") do
    it { should be_file }
    it { should contain("tinker panic 0") }
  end
  describe service("ntp") do
    it { should be_running }
    it { should be_enabled }
  end
end