Test for Puppet version-specific behaviour.

worker_spec.rb

context 'Mesos package --no-install-recommends' do
  let(:params) do
    {
      :controller_addrs => ['192.168.0.2'],
      :advertise_addr => '192.168.0.2',
    }
  end
  if Gem::Specification.find_by_name('puppet').version >=
     Gem::Version.new('3.6.0')
    it do
      is_expected.to contain_package('mesos')
        .with_install_options('--no-install-recommends')
    end

    it do
      is_expected.not_to contain_service('zookeeper')
    end
  else
    it do
      is_expected.to contain_package('mesos')
        .without_install_options('--no-install-recommends')
    end

    it do
      is_expected.to contain_service('zookeeper')
        .with_ensure('stopped')
        .with_enable(false)
        .that_requires('Package[mesos]')
    end
  end
end