APC::set PHP Method

    public function set($key, $value, $ttl = 1)
    {
        try {
            return apc_store($this->_p($key), $value, $ttl);
        } catch (Exception $e) {
            apc_delete($this->_p($key));
            return False;
        }
    }

 /**
  * @covers   APC::set
  * @return   void             No value is returned
  */
 public function testSet()
 {
     $this->assertTrue($this->object->set('exists', 'true'));
 }