CodeIgniterUnitTestCase::__construct PHP Method

        public function __construct()
        {
            parent::UnitTestCase();
            $this->_ci = CI_Base::get_instance();
        }

 public function __construct()
 {
     parent::__construct();
     $this->UnitTestCase('Users Model');
     $this->_ci->load->model('users/users_model');
     $this->rand = rand(500, 15000);
 }