gitlab-org--gitlab-foss/spec/frontend/test_setup.js

import Vue from 'vue';
import Translate from '~/vue_shared/translate';
import axios from '~/lib/utils/axios_utils';
import { initializeTestTimeout } from './helpers/timeout';

// wait for pending setTimeout()s
afterEach(() => {
  jest.runAllTimers();
});

initializeTestTimeout(300);

// fail tests for unmocked requests
beforeEach(done => {
  axios.defaults.adapter = config => {
    const error = new Error(`Unexpected unmocked request: ${JSON.stringify(config, null, 2)}`);
    error.config = config;
    done.fail(error);
    return Promise.reject(error);
  };

  done();
});

Vue.use(Translate);

// workaround for JSDOM not supporting innerText
// see https://github.com/jsdom/jsdom/issues/1245
Object.defineProperty(global.Element.prototype, 'innerText', {
  get() {
    return this.textContent;
  },
  configurable: true, // make it so that it doesn't blow chunks on re-running tests with things like --watch
});