--TEST-- MongoDB\Driver\Query debug output with comment option --FILE-- ['foo' => 1]] )); var_dump(new MongoDB\Driver\Query( [], ['modifiers' => ['$comment' => ['foo' => 1]]] )); ?> ===DONE=== --EXPECTF-- object(MongoDB\Driver\Query)#%d (%d) { ["filter"]=> object(stdClass)#%d (0) { } ["options"]=> object(stdClass)#%d (%d) { ["comment"]=> object(stdClass)#%d (%d) { ["foo"]=> int(1) } } ["readConcern"]=> NULL } object(MongoDB\Driver\Query)#%d (%d) { ["filter"]=> object(stdClass)#%d (0) { } ["options"]=> object(stdClass)#%d (%d) { ["comment"]=> object(stdClass)#%d (%d) { ["foo"]=> int(1) } } ["readConcern"]=> NULL } ===DONE===