public function testValidationCreditCardInvalid($number)
{
$validation = new Phalcon\Validation();
$validation->add('number', new CreditCard());
$messages = $validation->validate(['number' => $number]);
$expectedMessages = Phalcon\Validation\Message\Group::__set_state(array('_messages' => array(0 => Phalcon\Validation\Message::__set_state(array('_type' => 'CreditCard', '_message' => 'Field number is not valid for a credit card number', '_field' => 'number', '_code' => '0')))));
$this->assertEquals($expectedMessages, $messages);
}