Add appStore.setupBilling() using stripe

appstore.js

@@ -1,8 +1,10 @@
 'use strict';
 
 var debug = require('debug')('e2e:appstore'),
+    path = require('path'),
     request = require('superagent-sync'),
     sleep = require('sleep').sleep,
+    stripe = require('stripe');
 
 exports = module.exports = AppStore;
 
@@ -14,6 +16,8 @@ function AppStore(origin) {
         password: null,
         accessToken: null
     };
+
+    this._ecosystem = require(path.join(__dirname, '..', 'keys', 'appstore', 'ecosystem-staging.json'));
 }
 
 function verifyResponse(res, errorMessage) {
@@ -82,3 +86,31 @@ AppStore.prototype.restore = function (boxId, backupId) {
     verifyResponse(res, 'Could not restore cloudron');
 };
 
+AppStore.prototype.setupBilling = function (callback) {
+    var stripeApi = stripe(this._ecosystem.env['STRIPE_SECRET']);
+
+    var that = this;
+
+    stripeApi.tokens.create({
+        card: {
+            number: '4242424242424242',
+            exp_month: 12,
+            exp_year: 2016,
+            cvc: '123'
+        }
+    }, function (error, token) {
+        if (error) return callback(error);
+
+        debug('Got stripe token', token.id);
+
+        var data = {
+            password: that._credentials.password,
+            billingToken: token.id
+        };
+
+        var res = request.put(that._origin + '/api/v1/users').send(data).query({ accessToken: that._credentials.accessToken }).end();
+        verifyResponse(res, 'Could not setup billing');
+
+        callback(null);
+    });
+};