text: const chai = require('chai');
  const assert = chai.assert;
  const routeFunctions = require('../controllers/routeFunctions');
  
  describe('unitTests', function() {
    it('idGenerator() function returns a 9 digit string', function(done) {
      assert.equal(typeof routeFunctions.idGenerator(), 'string');
      assert.equal(routeFunctions.idGenerator().length, 9);
      done();
    });
  });
  
  
  