/**
  * @Given I listening units
  */
 public function iListeningUnits()
 {
     $this->unitListUseCase->execute();
 }
 /**
  * @return \Symfony\Component\HttpFoundation\Response
  * @Route("/", name="unit_list")
  */
 public function listAction()
 {
     $this->unitListUseCase->execute();
     return $this->render('AppBundle:Unit:list.html.twig', array('items' => $this->listItems));
 }