text: import { expect } from 'chai';
  import jsdom from 'jsdom';
  import fs from 'fs';
  
  describe ('Our first test', () => {
    it ('it should pass', () => {
      expect(true).to.equal(true);
    });
  });
  
  describe ('index.html', () => {
    it ('it should contain a header entitled, "Users"', (done) => {
      const index = fs.readFileSync('./src/index.html', 'utf-8');
      jsdom.env(index, function(err, window) {
        const h1 = window.document.getElementsByTagName('h1')[0];
        expect(h1.innerHTML).to.equal('Users');
        done();
        window.close();
      });
    });
  });
  
  