var user = {
        username: 'test_user',
        email: 'test@test.me',
        password: 'you shall not pass',
        address: 'No where street'
     };
     chai.request(app)
        .post('/api/v1/users')
        .send(user);

router.post('/', function(req, res, next) {
    console.log('body: ' + req.body);
    queries.insertUser(req.body)
        .then(function(id) {
            return queries.getSingleUser(id);
        })
        .then(function(user) {
            res.status(200).json(user);
        })
        .catch(function(err) {
            next(err);
        });
});