--TEST--
ReflectionObject::isUserDefined() - invalid params
--FILE--
<?php
$r1 = new ReflectionObject(new stdClass);

var_dump($r1->isUserDefined('X'));
var_dump($r1->isUserDefined('X', true));
?>
--EXPECTF--
Warning: ReflectionClass::isUserDefined() expects exactly 0 parameters, 1 given in %s on line %d
NULL

Warning: ReflectionClass::isUserDefined() expects exactly 0 parameters, 2 given in %s on line %d
NULL