getManager(); $repo = self::getContainer()->get(GroupRepository::class); $defaultGroups = $repo->count([]); $item = (new Group('new_group')) ->setCode('new_group') ; $this->assertHasNoEntityViolations($item); $em->persist($item); $em->flush(); $this->assertSame($defaultGroups + 1, $repo->count([])); } }