/**
  * @expectedException fkooman\OAuth\ResourceServer\ResourceServerException
  * @expectedExceptionMessage invalid_token
  */
 public function testInvalidTokenCharacters()
 {
     $rs = new ResourceServer(new \Guzzle\Http\Client());
     $rs->setAccessTokenQueryParameter(",./'_=09211#4\$");
     $introspection = $rs->verifyToken();
 }