public function setUp()
 {
     $this->fields = $this->Fields();
     $this->re = RuleEvaluator::create();
 }
 /**
  * execure the condition stored in this instance
  * @return bool
  */
 protected function execCondition()
 {
     if (class_exists('RuleEvaluator')) {
         return RuleEvaluator::create()->Execute($this->condition, $this->field->getForm()->Fields());
     }
     return true;
 }