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// Copyright 2019-2020 Yusuke Sakurai. All rights reserved. MIT license.import {  assertEquals,  assertMatch,} from "./vendor/https/deno.land/std/testing/asserts.ts";import { createRecorder } from "./testing.ts";import { buildCacheControlHeader, serveStatic } from "./serve_static.ts";import { group } from "./_test_util.ts";import { createApp } from "./app.ts";import { toIMF } from "./vendor/https/deno.land/std/datetime/mod.ts";
group("serveStatic", (t) => {  const func = serveStatic("./fixtures/public", {    contentTypeMap: new Map([[".vue", "application/vue"]]),  });  const data: [string, string][] = [    ["/", "text/html"],    ["/about/", "text/html"],    ["/doc", "text/html"],    ["/index.css", "text/css"],    ["/index.ts", "application/javascript"],    ["/index.js", "application/javascript"],    ["/sample.vue", "application/vue"],    ["/sample.xx", "application/octet-stream"],  ];  data.forEach(([path, type]) => {    t.test(path, async () => {      const rec = createRecorder({ url: path });      await func(rec);      const resp = await rec.response();      assertEquals(resp.status, 200);      const contentType = resp.headers.get("content-type");      assertMatch(contentType!, new RegExp(type));    });  });
  t.test("cace-control", async () => {    const f = serveStatic("./fixtures/public", {      cacheControl: {        public: true,        maxAge: 3600,      },    });    const rec = createRecorder({ url: "/" });    await f(rec);    const resp = await rec.response();    assertEquals(resp.headers.get("cache-control"), "public, max-age=3600");  });
  t.test("expires", async () => {    const expires = new Date();    const f = serveStatic("./fixtures/public", {      expires,    });    const rec = createRecorder({ url: "/" });    await f(rec);    const resp = await rec.response();    assertEquals(resp.headers.get("expires"), toIMF(expires));  });});
group("serveStatic/cacheControl", (t) => {  t.test("empty", () => {    const s = buildCacheControlHeader({});    assertEquals(s, "");  });  t.test("basic", () => {    assertEquals(      buildCacheControlHeader({        public: true,        maxAge: 3600,        sMaxAge: 1000,        mustRevalidate: true,        noTransform: true,      }),      "public, max-age=3600, s-maxage=1000, must-revalidate, no-transform",    );    assertEquals(      buildCacheControlHeader({        private: true,        sMaxAge: 3600,        proxyRevalidate: true,      }),      "private, s-maxage=3600, proxy-revalidate",    );    assertEquals(      buildCacheControlHeader({        noCache: true,      }),      "no-cache",    );    assertEquals(      buildCacheControlHeader({        noStore: true,      }),      "no-store",    );    assertEquals(      buildCacheControlHeader({        public: true,        private: true,        maxAge: 3600,        sMaxAge: 1000,        noCache: true,        noStore: true,        mustRevalidate: true,        proxyRevalidate: true,        noTransform: true,      }),      "public, private, no-cache, no-store, max-age=3600, s-maxage=1000, must-revalidate, proxy-revalidate, no-transform",    );  });});
group("serveStatic integration", (t) => {  t.setupAll(() => {    const router = createApp();    router.use((req) => {      req.responseHeaders.set("Connection", "close");    });    router.use(serveStatic("./fixtures/public"));    const l = router.listen({ port: 9988 });    return () => l.close();  });  t.test("basic", async () => {    const resp = await fetch("http://127.0.0.1:9988/index.html");    assertEquals(resp.status, 200);    await resp.text();  });  t.test("not found", async () => {    const resp = await fetch("http://127.0.0.1:9988/no-file");    assertEquals(resp.status, 404);    await resp.text();  });  t.test("Capitalized", async () => {    const resp = await fetch("http://127.0.0.1:9988/File.txt");    assertEquals(resp.status, 200);    await resp.text();  });  t.test("Multi bytes", async () => {    const resp = await fetch("http://127.0.0.1:9988/日本語.txt");    assertEquals(resp.status, 200);    await resp.text();  });});