public function load(ObjectManager $manager) { $tshirt = new TshirtProduct(); $tshirt->setPrice(1); $manager->persist($tshirt); $ticket = new TicketProduct(); $ticket->setPrice(1); $manager->persist($ticket); $manager->flush(); FixtureCollector::addProduct(FixtureCollector::MONGODB, $tshirt->getId()); FixtureCollector::addProduct(FixtureCollector::MONGODB, $ticket->getId()); }