fixing js tests

assets/js/src/newsletter_editor/components/save.js

@@ -93,18 +93,16 @@ define([
   };
 
   Module.saveTemplate = function (options) {
-    var categories = [
-      'saved',
-      App.getNewsletter().get('type')
-    ];
+    var promise = jQuery.Deferred();
 
-    return Module.getThumbnail(
-        jQuery('#mailpoet_editor_content > .mailpoet_block').get(0)
-      ).then(function (thumbnail) {
+    promise.then(function (thumbnail) {
       var data = _.extend(options || {}, {
         thumbnail: thumbnail.toDataURL('image/jpeg'),
         body: JSON.stringify(App.getBody()),
-          categories: JSON.stringify(categories)
+        categories: JSON.stringify([
+          'saved',
+          App.getNewsletter().get('type')
+        ])
       });
 
       return MailPoet.Ajax.post({
@@ -114,6 +112,14 @@ define([
         data: data
       });
     });
+
+    Module.getThumbnail(
+      jQuery('#mailpoet_editor_content > .mailpoet_block').get(0)
+    ).then(function (thumbnail) {
+      promise.resolve(thumbnail);
+    });
+
+    return promise;
   };
 
   Module.exportTemplate = function (options) {

tests/javascript/newsletter_editor/components/save.spec.js

@@ -143,6 +143,13 @@ define([
           });
 
           EditorApplication.getBody = sinon.stub();
+          EditorApplication.getNewsletter = function () {
+            return {
+              get: function () {
+                return 'standard';
+              }
+            };
+          };
           module = SaveInjector({
             mailpoet: {
               Ajax: {