Example middleware test

test.js

var middleware = require('./my-middleware')

describe('middleware', function () {
 
 var req, res;
 beforeEach(function () {
  req = {
   session: { username: 'lennym' }
  },
  res = {}
 });
 
 it('adds a username property to the request', function (done) {
  middleware(req, res, function (err) {
   req.username.should.equal('lennym');
   done(err);
  });
 });
 
});