text: let request = require('supertest');
  let http = require('http');
  
  describe('Smoke testing running app', function () {
  	let app, server;
  
  	beforeEach(function () {
  		delete require.cache[require.resolve('./caesar.app')];
  		app = require('./caesar.app');
  		server = http.createServer(app);
  		server.listen();
  	});
  
  	afterEach(function (done) {
  		server.close(done);
  	});
  
  	it('responds to /', function testSlash(done) {
  		request(server)
  				.get('/')
  				.expect(200, done);
  	});
  
  	it('404 everything else', function testPath(done) {
  		request(server)
  				.get('/foo/bar')
  				.expect(404, done);
  	});
  });