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import Vue from 'vue';
import * as jqueryMatchers from 'custom-jquery-matchers';
import $ from 'jquery';
import Translate from '~/vue_shared/translate';
import { config as testUtilsConfig } from '@vue/test-utils';
import { initializeTestTimeout } from './helpers/timeout';
import { getJSONFixture, loadHTMLFixture, setHTMLFixture } from './helpers/fixtures';
import { setupManualMocks } from './mocks/mocks_helper';
import customMatchers from './matchers';
// Expose jQuery so specs using jQuery plugins can be imported nicely.
// Here is an issue to explore better alternatives:
// https://gitlab.com/gitlab-org/gitlab/issues/12448
window.jQuery = $;
process.on('unhandledRejection', global.promiseRejectionHandler);
setupManualMocks();
afterEach(() =>
// give Promises a bit more time so they fail the right test
new Promise(setImmediate).then(() => {
// wait for pending setTimeout()s
jest.runAllTimers();
}),
);
initializeTestTimeout(process.env.CI ? 5000 : 500);
Vue.config.devtools = false;
Vue.config.productionTip = false;
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
});
// convenience wrapper for migration from Karma
Object.assign(global, {
getJSONFixture,
loadFixtures: loadHTMLFixture,
setFixtures: setHTMLFixture,
// The following functions fill the fixtures cache in Karma.
// This is not necessary in Jest because we make no Ajax request.
loadJSONFixtures() {},
preloadFixtures() {},
});
Object.assign(global, {
MutationObserver() {
return {
disconnect() {},
observe() {},
};
},
});
// custom-jquery-matchers was written for an old Jest version, we need to make it compatible
Object.entries(jqueryMatchers).forEach(([matcherName, matcherFactory]) => {
expect.extend({
[matcherName]: matcherFactory().compare,
});
});
expect.extend(customMatchers);
// Tech debt issue TBD
testUtilsConfig.logModifiedComponents = false;
// Basic stub for MutationObserver
global.MutationObserver = () => ({
disconnect: () => {},
observe: () => {},
});
Object.assign(global, {
requestIdleCallback(cb) {
const start = Date.now();
return setTimeout(() => {
cb({
didTimeout: false,
timeRemaining: () => Math.max(0, 50 - (Date.now() - start)),
});
});
},
cancelIdleCallback(id) {
clearTimeout(id);
},
});
// make sure that each test actually tests something
// see https://jestjs.io/docs/en/expect#expecthasassertions
beforeEach(() => {
expect.hasAssertions();
});
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