unit tests

src/helpers/unit-test-helper.js

@@ -23,6 +23,7 @@ export function getMountOptions(mockData) {
   mocks.pushPageViewToGA = jest.fn();
   mocks.logEvent = jest.fn();
   mocks.pushExperimentsToDataLayer = jest.fn();
+  mocks.prependActionToMethod = jest.fn();
 
   mocks.dispatchStoreAction = jest.fn();
   mocks.dispatchStoreAction.mockImplementation((actionName) => {

src/mixins/analytics-mixin.js

@@ -82,16 +82,7 @@ export default {
         pushToDataLayerIfDefined(experimentWithDimension);
       });
     },
-
+    
-    appendActionToMethod(object, method, actionToAppend) {
-      const baseMethod = object[method.name];
-      object[method.name] = function () {
-        var result = baseMethod.apply(object, arguments);
-        actionToAppend.apply(this, arguments);
-        return result;
-      };
-    },
-
     prependActionToMethod(object, method, actionToPrepend) {
       const baseMethod = object[method.name];
       object[method.name] = function () {

src/mixins/analytics-mixin.spec.js

@@ -79,5 +79,4 @@ describe("analyticsMixin.js", () => {
     expect(window.dataLayer).toEqual([ { settings_5: {"Google Custom Dimension Index": "5"}, variationName_5: 'test', universeName_5: 'testUniverse' } ]);
 
   });
-
 });