public function testSetToken()
 {
     $token = new Login_Token();
     $token->uid = 1;
     $this->assertEquals($token->uid, 1);
     $token->createDate = strtotime('today');
     $another_token = new Login_Token($token->genToken());
     $this->assertEquals($another_token, $token);
 }
 public function genToken($uid)
 {
     if ($uid) {
         $CI =& get_instance();
         $CI->load->library('login_token');
         $token = new Login_Token();
         $token->uid = $uid;
         return $token->genToken();
     }
     return null;
 }