Move emoji_menu_spec.js to Jest

app/assets/javascripts/pages/profiles/show/emoji_menu.js

+import '~/commons/bootstrap';
 import { AwardsHandler } from '~/awards_handler';
 
 class EmojiMenu extends AwardsHandler {

config/jest.config.js

@@ -16,6 +16,7 @@ module.exports = {
   testMatch: ['<rootDir>/spec/frontend/**/*_spec.js'],
   moduleNameMapper: {
     '^~(.*)$': '<rootDir>/app/assets/javascripts$1',
+    '^helpers(.*)$': '<rootDir>/spec/frontend/helpers$1',
   },
   collectCoverageFrom: ['<rootDir>/app/assets/javascripts/**/*.{js,vue}'],
   coverageDirectory: '<rootDir>/coverage-frontend/',

spec/frontend/helpers/test_constants.js

+// eslint-disable-next-line import/prefer-default-export
+export const TEST_HOST = 'http://test.host';

spec/javascripts/pages/profiles/show/emoji_menu_spec.js → spec/frontend/pages/profiles/show/emoji_menu_spec.js

 import $ from 'jquery';
 import axios from '~/lib/utils/axios_utils';
 import EmojiMenu from '~/pages/profiles/show/emoji_menu';
-import { TEST_HOST } from 'spec/test_constants';
+import { TEST_HOST } from 'helpers/test_constants';
 
 describe('EmojiMenu', () => {
   const dummyEmojiTag = '<dummy></tag>';
@@ -56,7 +56,7 @@ describe('EmojiMenu', () => {
     });
 
     it('does not make an axios requst', done => {
-      spyOn(axios, 'request').and.stub();
+      jest.spyOn(axios, 'request').mockReturnValue();
 
       emojiMenu.addAward(dummyVotesBlock(), dummyAwardUrl, dummyEmoji, false, () => {
         expect(axios.request).not.toHaveBeenCalled();
@@ -67,7 +67,7 @@ describe('EmojiMenu', () => {
 
   describe('bindEvents', () => {
     beforeEach(() => {
-      spyOn(emojiMenu, 'registerEventListener').and.stub();
+      jest.spyOn(emojiMenu, 'registerEventListener').mockReturnValue();
     });
 
     it('binds event listeners to custom toggle button', () => {