public RouteResult<T> route(HttpMethod method, String path) {
        return route(method, path, Collections.emptyMap());
    }
@Test
    void testEmptyParams() {
        RouteResult<String> routed = router.route(GET, "/articles");
        assertThat(routed.target()).isEqualTo("index");
        assertThat(routed.pathParams()).isEmpty();
    }