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