--TEST--
uuid_is_null() function
--SKIPIF--
<?php 

if(!extension_loaded('uuid')) die('skip ');

 ?>
--FILE--
<?php
var_dump(uuid_is_null("00000000-0000-0000-0000-000000000000"));
var_dump(uuid_is_null("b691c99c-7fc5-11d8-9fa8-00065b896488"));
var_dump(uuid_is_null("xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"));

?>
--EXPECT--
bool(true)
bool(false)
bool(false)