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// Copyright 2019 Yusuke Sakurai. All rights reserved. MIT license.import { createRouter } from "./router.ts";import { runIfMain } from "./vendor/https/deno.land/std/testing/mod.ts";import {  assertEquals,  assertMatch} from "./vendor/https/deno.land/std/testing/asserts.ts";import { it } from "./test_util.ts";import { Loglevel, setLevel } from "./logger.ts";setLevel(Loglevel.NONE);
it("router", t => {  let errorHandled = false;  t.beforeAfterAll(() => {    const router = createRouter();    router.handle("/index", async req => {      await req.respond({        status: 200,        body: "ok"      });    });    router.handle("/Index", async req => {      await req.respond({ status: 200, body: "ok" });    });    router.handle(new RegExp("^/Var"), async req => {      await req.respond({ status: 200, body: req.url });    });    router.handle(new RegExp("/foo/(?<id>.+)"), async req => {      const { id } = req.match.groups;      await req.respond({        status: 200,        headers: new Headers({          "content-type": "application/json"        }),        body: JSON.stringify({ id })      });    });    router.handle("/no-response", async req => {});    router.handle("/throw", async req => {      throw new Error("throw");    });    router.handle("/redirect", req => req.redirect("/index"));    router.handleError((e, req) => {      errorHandled = true;    });    const listener = router.listen({      hostname: "127.0.0.1",      port: 8898    });    return () => listener.close();  });  t.run("should respond string path", async () => {    {      const res1 = await fetch("http://127.0.0.1:8898/index");      const text = await res1.body.text();      assertEquals(res1.status, 200);      assertEquals(text, "ok");    }  });  t.run("should respond with capitalized path", async () => {    const res1 = await fetch("http://127.0.0.1:8898/Index");    const text = await res1.body.text();    assertEquals(res1.status, 200);    assertEquals(text, "ok");  });  t.run("should respond with capitalized path in regex", async () => {    for (const p of ["var", "Var"]) {      const res1 = await fetch("http://127.0.0.1:8898/" + p);      const text = await res1.body.text();      assertEquals(res1.status, 200);      assertEquals(text, text);    }  });  t.run("should respond regexp path", async () => {    const res2 = await fetch("http://127.0.0.1:8898/foo/123");    const json = await res2.body.json();    assertEquals(res2.status, 200);    assertEquals(res2.headers.get("content-type"), "application/json");    assertEquals(json["id"], "123");  });  t.run("should respond even if req.respond wasn't called", async () => {    const res = await fetch("http://127.0.0.1:8898/no-response");    // assertEquals(res.status, 404);    const text = await res.body.text();    assertEquals(text, "Not Found");  });  t.run("should respond for unknown path", async () => {    const res = await fetch("http://127.0.0.1:8898/not-found");    const text = await res.body.text();    assertEquals(res.status, 404);    assertEquals(text, "Not Found");  });  t.run("should handle global error", async () => {    const res = await fetch("http://127.0.0.1:8898/throw");    const text = await res.body.text();    assertEquals(res.status, 500);    assertMatch(text, /Error: throw/);    assertEquals(errorHandled, true);  });  t.run("should redirect", async () => {    const res = await fetch("http://127.0.0.1:8898/redirect");    assertEquals(res.status, 200);    assertEquals(await res.body.text(), "ok");  });});runIfMain(import.meta);