public function testFastRoute()
 {
     $dispatcher = \FastRoute\simpleDispatcher(function (\FastRoute\RouteCollector $r) {
         $r->addRoute('GET', '/user/{name}/{id:[0-9]+}', function ($request, $response) {
             $response->getBody()->write(json_encode(['name' => $request->getAttribute('name'), 'id' => $request->getAttribute('id')]));
             return $response;
         });
     });
     $response = $this->execute([Middleware::FastRoute($dispatcher)], 'http://domain.com/user/oscarotero/35');
     $body = json_decode((string) $response->getBody(), true);
     $this->assertEquals($body['name'], 'oscarotero');
     $this->assertEquals($body['id'], '35');
 }