--TEST--
MongoDB\Driver\ReadPreference::__construct() prohibits PackedArray for hedge document
--FILE--
<?php

require_once __DIR__ . '/../utils/basic.inc';

echo throws(function() {
    new MongoDB\Driver\ReadPreference(
        MongoDB\Driver\ReadPreference::PRIMARY_PREFERRED,
        null,
        ['hedge' => MongoDB\BSON\PackedArray::fromPHP([])]
    );
}, MongoDB\Driver\Exception\UnexpectedValueException::class), "\n";

?>
===DONE===
<?php exit(0); ?>
--EXPECT--
OK: Got MongoDB\Driver\Exception\UnexpectedValueException
MongoDB\BSON\PackedArray cannot be serialized as a root document
===DONE===