public function testXxeAttack_1()
{
$xml = '<?xml version="1.0" encoding="ISO-8859-7"?>
<!DOCTYPE foo [<!ENTITY xxefca0a SYSTEM "file:///etc/passwd">]>
<methodResponse>
<params>
<param><value>&xxefca0a;</value></param>
</params>
</methodResponse>';
$value = $this->parser->parse($xml);
$this->assertSame('', $value);
}