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// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
import { assertEquals } from "../testing/asserts.ts";import { extensionsByType } from "./mod.ts";
Deno.test({  name: "media_types - extensionsByType()",  fn() {    const fixtures: [string, string[] | undefined][] = [      ["image/gif", ["gif"]],      ["application/javascript", ["js", "mjs"]],      ["text/html; charset=UTF-8", ["html", "htm", "shtml"]],      ["application/foo", undefined],    ];    for (const [fixture, expected] of fixtures) {      assertEquals(extensionsByType(fixture), expected);    }  },});