$newNbClients = $em->getRepository('WallabagApiBundle:Client')->findAll();
$this->assertGreaterThan(\count($nbClients), \count($newNbClients));
$newNbClients = $em->getRepository('WallabagApiBundle:Client')->findAll();
$this->assertGreaterThan(\count($nbClients), \count($newNbClients));