--TEST-- MongoDB\Driver\WriteResult::isAcknowledged() --SKIPIF-- --FILE-- insert(['x' => 1]); $result = $manager->executeBulkWrite(NS, $bulk, ['writeConcern' => $wc]); var_dump($result->isAcknowledged()); } ?> ===DONE=== --EXPECT-- bool(false) bool(true) ===DONE===