old_contents: import http from "http";
  import __polyfill from "babel-polyfill";
  import should from 'should';
  import jsdom from "jsdom";
  import querystring from "querystring";
  import serverApp from "./app";
  
  describe("Isotropy", () => {
  
    const makeRequest = (host, port, path, method, headers, _postData) => {
      return new Promise((resolve, reject) => {
        const postData = (typeof _postData === "string") ? _postData : querystring.stringify(_postData);
        const options = { host, port, path, method, headers };
  
        let result = "";
        const req = http.request(options, function(res) {
          res.setEncoding('utf8');
          res.on('data', function(data) { result += data; });
          res.on('end', function() { resolve(result); });
        });
        req.on('error', function(e) { reject(e); });
        req.write(postData);
        req.end();
      });
    };
  
    it(`Should load an isomorphic page at /`, async () => {
      const defaultInstance = await serverApp();
  
      const html = await makeRequest("localhost", 8080, `/books/200`, "GET", { 'Content-Type': 'application/x-www-form-urlencoded' }, {});
  
      //Make sure we got what we wanted.
      html.trim().should.startWith("<html>");
  
      //Load html in jsdom
      return new Promise(function(resolve, reject) {
        jsdom.env(
          html,
          function (err, window) {
            if (err) {
              reject(err);
            } else {
              if (window.document.readyState != 'loading'){
              } else {
                window.document.addEventListener("DOMContentLoaded", function(event) {
                  resolve("DOM fully loaded and parsed");
                });
              }
            }
          }
        );
      });
    });
  });
  
new_contents: import http from "http";
  import __polyfill from "babel-polyfill";
  import should from 'should';
  import jsdom from "jsdom";
  import querystring from "querystring";
  import serverApp from "./app";
  
  describe("Isotropy", () => {
  });
  
subject: Remove tests.