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import type { HandlerFunc, MiddlewareFunc } from "./types.ts";
import { assertEquals } from "./vendor/https/deno.land/std/testing/asserts.ts";import { Status } from "./vendor/https/deno.land/std/http/http_status.ts";import { createApplication } from "./test_util.ts";const { test } = Deno;
const addr = `http://localhost:8081`;
test("group middleware", async function (): Promise<void> {  const app = createApplication();  const g = app.group("group");  const h: HandlerFunc = function (): void {    return;  };  const m1: MiddlewareFunc = (next) => (c) => next(c);  const m2: MiddlewareFunc = (next) => (c) => next(c);  const m3: MiddlewareFunc = (next) => (c) => next(c);  const m4: MiddlewareFunc = () =>    (c) => {      c.response.status = 404;    };  const m5: MiddlewareFunc = () =>    (c) => {      c.response.status = 405;    };
  g.use(m1, m2, m3);  g.get("/404", h, m4);  g.get("/405", h, m5);  let res = await fetch(`${addr}/group/404`);  assertEquals(res.status, Status.NotFound);  assertEquals(await res.text(), "");  res = await fetch(`${addr}/group/405`);  assertEquals(res.status, Status.MethodNotAllowed);  assertEquals(await res.text(), "");
  const u = app.group("user");
  const check: MiddlewareFunc = (next) => {    return function (c) {      const { id } = c.params as { id: string };      if (id === "zhmushan") {        c.set("role", "admin");      } else {        c.set("role", "user");      }      return next(c);    };  };
  u.get("/", (_) => "/");  u.get("/:id", (c) => {    const role = c.get("role") as string;    return role;  });
  u.use(check);
  res = await fetch(`${addr}/user/zhmushan`);  assertEquals(res.status, Status.OK);  assertEquals(await res.text(), "admin");  res = await fetch(`${addr}/user/MuShan`);  assertEquals(res.status, Status.OK);  assertEquals(await res.text(), "user");  await app.close();});