Xpressengine\Interception\Advisor::getAdvice PHP Method

    public function getAdvice()
    {
        return $this->advice;
    }

 /**
  * @depends testCreate
  *
  */
 public function testSetAdvice(Advisor $advisor)
 {
     $advisor->setAdvice(function ($target, $args) {
         return $target($args) . 'bar';
     });
     $advice = $advisor->getAdvice();
     $this->assertEquals('foobar', $advice(function ($arg) {
         return $arg;
     }, 'foo'));
 }