Fuel\Validation\Validator::getFieldRules PHP Method

    public function getFieldRules($fieldName)
    {
        try {
            $field = $this->getField($fieldName);
        } catch (InvalidFieldException $ife) {
            // No field found so no rules
            return array();
        }
        return $field->getRules();
    }

 public function testGetInvalidFieldRules()
 {
     $this->assertEquals(array(), $this->object->getFieldRules('fake test field'));
 }