http.meta.js

var http = require('http');

var server = http.createServer(function(req, res){
  var accept = req.headers.accept || ''
    , json = ~accept.indexOf('json');

  switch (req.url) {
    case '/':
      res.end('hello');
      break;
    case '/users':
      if (json) {
        res.end('["tobi","loki","jane"]');
      } else {
        res.end('tobi, loki, jane');
      }
      break;
  }
})

server.listen(8889);

function get(url, body, header) {
  return function(done){
    http.get({ path: url, port: 8889, headers: header }, function(res){
      var buf = '';
      res.should.have.status(200);
      res.setEncoding('utf8');
      res.on('data', function(chunk){ buf += chunk });
      res.on('end', function(){
        buf.should.equal(body);
        done();
      });
    })
  }
}

describe('http requests', function(){
  describe('GET /', function(){
    it('should respond with hello',
      get('/', 'hello'))
  })

  describe('GET /users', function(){
    it('should respond with users',
      get('/users', 'tobi, loki, jane'))

    it('should respond with users',
      get('/users', '["tobi","loki","jane"]', { Accept: 'application/json' }))
  })
})