public function testSecureClosureIntegrityFail()
{
$this->setExpectedException('Opis\\Closure\\SecurityException');
SecureClosure::setSecurityProvider(new DefaultSecurityProvider('secret'));
$closure = function () {
/*x*/
};
$value = serialize(new SecureClosure($closure));
$value = str_replace('/*x*/', '/*y*/', $value);
$value = unserialize($value);
}