chore: add karma-sinon for stubbing

.jshintrc

@@ -32,6 +32,7 @@
     "it": false,
     "inject": false,
     "expect": false,
-    "spyOn": false
+    "spyOn": false,
+    "sinon": false
   }
 }

karma.conf.js

@@ -1,14 +1,16 @@
 // Karma configuration
 'use strict';
 
-module.exports = function (config) {
+module.exports = function(config) {
   config.set({
     // base path that will be used to resolve all patterns (eg. files, exclude)
     basePath: '',
 
+    reportSlowerThan: 500,
+
     // frameworks to use
     // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
-    frameworks: ['jasmine'],
+    frameworks: ['jasmine', 'sinon'],
 
     // list of files / patterns to load in the browser
     files: [
@@ -58,6 +60,7 @@ module.exports = function (config) {
 
     plugins: [
       'karma-jasmine',
+      'karma-sinon',
       //'karma-coverage',
       'karma-phantomjs-launcher',
       'karma-ng-html2js-preprocessor',

package.json

@@ -111,6 +111,7 @@
     "karma-jasmine": "latest",
     "karma-ng-html2js-preprocessor": "latest",
     "karma-phantomjs-launcher": "latest",
+    "karma-sinon": "^1.0.5",
     "lazypipe": "latest",
     "merge-stream": "latest",
     "node-sass": "latest",
@@ -118,6 +119,7 @@
     "protractor": "latest",
     "require-dir": "latest",
     "run-sequence": "latest",
+    "sinon": "^4.1.2",
     "uglify-save-license": "^0.4.1",
     "wiredep": "latest",
     "yargs": "latest"