/**
  * @Route("/article/{slug}", name="article")
  */
 public function articleAction($slug)
 {
     if ($slug == 'test') {
         $article = Article::testArticle();
     } else {
         /** @var APIService $apiService */
         $apiService = $this->get('app.api');
         /** @var Article $article */
         $article = $apiService->getArticleBySlug($slug);
     }
     if (!$article) {
         throw new NotFoundHttpException();
     }
     return $this->renderWithDefaults('AppBundle:Articles:article.html.twig', ['article' => $article]);
 }