--TEST-- MongoDB\Driver\ReadPreference::bsonSerialize() returns an object --FILE-- 'ny']]), new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_SECONDARY, [['dc' => 'ny'], ['dc' => 'sf', 'use' => 'reporting'], []]), new MongoDB\Driver\ReadPreference(MongoDB\Driver\ReadPreference::RP_SECONDARY, null, ['maxStalenessSeconds' => 1000]), ]; foreach ($tests as $test) { var_dump($test->bsonSerialize()); } ?> ===DONE=== --EXPECTF-- object(stdClass)#%d (%d) { ["mode"]=> string(7) "primary" } object(stdClass)#%d (%d) { ["mode"]=> string(16) "primaryPreferred" } object(stdClass)#%d (%d) { ["mode"]=> string(9) "secondary" } object(stdClass)#%d (%d) { ["mode"]=> string(18) "secondaryPreferred" } object(stdClass)#%d (%d) { ["mode"]=> string(7) "nearest" } object(stdClass)#%d (%d) { ["mode"]=> string(7) "primary" } object(stdClass)#%d (%d) { ["mode"]=> string(9) "secondary" ["tags"]=> array(1) { [0]=> object(stdClass)#%d (%d) { ["dc"]=> string(2) "ny" } } } object(stdClass)#%d (%d) { ["mode"]=> string(9) "secondary" ["tags"]=> array(3) { [0]=> object(stdClass)#%d (%d) { ["dc"]=> string(2) "ny" } [1]=> object(stdClass)#%d (%d) { ["dc"]=> string(2) "sf" ["use"]=> string(9) "reporting" } [2]=> object(stdClass)#%d (%d) { } } } object(stdClass)#%d (%d) { ["mode"]=> string(9) "secondary" ["maxStalenessSeconds"]=> int(1000) } ===DONE===