app.js

var _ = require('lodash');
var vumigo = require('vumigo_v02');

var App = vumigo.App;
var Choice = vumigo.states.Choice;
var ChoiceState = vumigo.states.ChoiceState;
var FreeText = vumigo.states.FreeText;
var EndState = vumigo.states.EndState;


var WhyYouNoWorkApp = App.extend(function(self) {
    App.call(self, 'states:start');

    self.init = function() {
        return self.im
            .contacts.for_user()
            .then(function(user_contact) {
                self.contact = user_contact;
                _.defaults(self.contact.extra, {enters: '0'});
                return self.im.contacts.save(self.contact);
            });
    };

    self.states.add('states:start', function(name) {
        return new FreeText(name, {
            question: 'states:end enters: ' + self.contact.extra.enters,
            next: 'states:end'
        });
    });

    self.states.add('states:end', function(name) {
        return new EndState(name, {
            text: 'bye',
            next: 'states:start',
            events: {
                'state:enter': function() {
                    var n = parseInt(self.contact.extra.enters);
                    self.contact.extra.enters = (n + 1) + '';
                    return self.im.contacts.save(self.contact);
                }
            }
        });
    });
});


vumigo.interact(this.api, WhyYouNoWorkApp);
this.WhyYouNoWorkApp = WhyYouNoWorkApp;

app.test.js

var vumigo = require('vumigo_v02');
var app = require('./app');
var WhyYouNoWorkApp = app.WhyYouNoWorkApp;
var AppTester = vumigo.AppTester;

describe("WhyYouNoWorkApp", function() {
    var app;
    var tester;
    
    beforeEach(function() {
        app = new WhyYouNoWorkApp();
        tester = new AppTester(app);
        tester.setup.config.app({name: 'some_app'});
    });

    it("should tell them the number of enters so far", function() {
        return tester
            .inputs(
              null, 'foo',
              null, 'bar',
              null, 'baz',
              null)
            .check.reply('states:end enters: 3')
            .run();
    });
});