Fix tests

Author: JelteMX

generators/app/index.js

@@ -300,7 +300,7 @@ module.exports = yeoman.generators.Base.extend({
   },
 
   end: function () {
-    this.log('\n\n> I will now run ' + chalk.cyan('grunt build') + ' to build the mpk < \n\n');
+    this.log('\n\n> I will now run ' + chalk.cyan('grunt build') + ' to build the mpk (do this before starting the modeler)< \n\n');
     this.spawnCommand('grunt', ['build']);
   }
 });

package.json

@@ -38,6 +38,7 @@
   },
   "devDependencies": {
     "mocha": "*",
+    "mock-spawn": "^0.2.6",
     "string-template": "^0.2.1"
   }
 }

test/test-app.js

@@ -1,14 +1,20 @@
 /*global it,before,describe*/
+/*jshint -W108,-W069*/
 'use strict';
 
 var path = require('path');
 var assert = require('yeoman-generator').assert;
 var helpers = require('yeoman-generator').test;
 var format = require('string-template');
+var mockSpawn = require('mock-spawn');
 
 describe('Mendix generator:', function () {
 
   var customWidgetName = 'TESTWIDGET';
+  var mySpawn = mockSpawn();
+  require('child_process').spawn = mySpawn;
+
+  mySpawn.setDefault(mySpawn.simple(0, ''));
 
   before(function (done) {
     helpers.run(path.join(__dirname, '../generators/app'))