Deno HTTP mock server for testing HTTP requests

mockserver.ts

import * as http from "https://deno.land/std@0.91.0/http/mod.ts";

interface RequestData {
  method: string;
  path: string;
  headers: Headers;
  body: ArrayBuffer;
}

interface MockData {
  server: http.Server;
  requests: RequestData[];
}

function mock(hostname: string, port: number): MockData {
  const server = http.serve({ hostname, port });
  const requests: RequestData[] = [];

  (async () => {
    for await (const request of server) {
      requests.push({
        method: request.method,
        path: request.url,
        headers: request.headers,
        body: await Deno.readAll(request.body),
      });
      request.respond({ status: 200 });
    }
  })();

  return { server, requests };
}