text: process.env.NODE_ENV = 'test';
  
  //Require the dev-dependencies
  let chai = require('chai');
  let chaiHttp = require('chai-http');
  let should = chai.should();
  
  chai.use(chaiHttp);
  //Our parent block
  describe('Factorial', () => {
  
   /*
    * Test the /GET route
    */
    describe('/GET 4', () => {
        it('it should calculate factorial of 4', (done) => {
          chai.request("http://localhost:8000")
              .get('/4')
              .end((err, res) => {
                  res.should.have.status(200);
                  res.body.should.be.a('object');
                  res.body.Factorial.should.equal("24");
                done();
                process.exit(1);
              });
        });
    });
  
  });