--TEST-- MongoDB\Driver\Monitoring\ServerOpeningEvent --SKIPIF-- --FILE-- isObserved) { return; } $this->isObserved = true; printf("getHost() returns a string: %s\n", is_string($event->getHost()) ? 'yes' : 'no'); printf("getPort() returns an integer: %s\n", is_integer($event->getPort()) ? 'yes' : 'no'); printf("getTopologyId() returns an ObjectId: %s\n", ($event->getTopologyId() instanceof MongoDB\BSON\ObjectId) ? 'yes' : 'no'); var_dump($event); } public function topologyChanged(MongoDB\Driver\Monitoring\TopologyChangedEvent $event): void {} public function topologyClosed(MongoDB\Driver\Monitoring\TopologyClosedEvent $event): void {} public function topologyOpening(MongoDB\Driver\Monitoring\TopologyOpeningEvent $event): void {} } $m = create_test_manager(); $m->addSubscriber(new MySubscriber); $command = new MongoDB\Driver\Command(['ping' => 1]); $m->executeCommand(DATABASE_NAME, $command); ?> ===DONE=== --EXPECTF-- getHost() returns a string: yes getPort() returns an integer: yes getTopologyId() returns an ObjectId: yes object(MongoDB\Driver\Monitoring\ServerOpeningEvent)#%d (%d) { ["host"]=> string(%d) "%s" ["port"]=> int(%d) ["topologyId"]=> object(MongoDB\BSON\ObjectId)#%d (%d) { ["oid"]=> string(24) "%x" } } ===DONE===