/**
  * @Route("/createRandomComment/{messageLength}" , name="create post")
  */
 function createRandomCommentAction($messageLength)
 {
     $generator = $this->get('app.data_generator');
     $doctrine = $this->getDoctrine();
     $em = $doctrine->getEntityManager();
     $comment = new Comment();
     $comment->setMessage($generator->generateRandomComment($messageLength));
     $comment->setMember($generator->getRandomMember());
     $thread = $generator->getRandomThread();
     $comment->setThread($thread);
     $em->persist($comment);
     $em->flush();
     return $this->redirect('/thread/' . $thread->getId());
 }