overleaf/services/web/test/frontend/bootstrap.js

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// Run babel on tests to allow support for import/export statements in Node
require('@babel/register')({
extensions: ['.ts', '.tsx', '.js', '.jsx', '.mjs'],
plugins: [['module-resolver', { alias: { '^@/(.+)': './frontend/js/\\1' } }]],
})
// Load JSDOM to mock the DOM in Node
// Set pretendToBeVisual to enable requestAnimationFrame
require('jsdom-global')(undefined, {
pretendToBeVisual: true,
url: 'https://www.test-overleaf.com/',
})
const path = require('path')
process.env.OVERLEAF_CONFIG = path.resolve(
__dirname,
'../../config/settings.webpack.js'
)
// Load sinon-chai assertions so expect(stubFn).to.have.been.calledWith('abc')
// has a nicer failure messages
const chai = require('chai')
chai.use(require('sinon-chai'))
chai.use(require('chai-as-promised'))
// Mock global settings
window.ExposedSettings = {
appName: 'Overleaf',
maxEntitiesPerProject: 10,
maxUploadSize: 5 * 1024 * 1024,
siteUrl: 'https://www.dev-overleaf.com',
hasLinkUrlFeature: true,
hasLinkedProjectFileFeature: true,
hasLinkedProjectOutputFileFeature: true,
textExtensions: [
'tex',
'latex',
'sty',
'cls',
'bst',
'bib',
'bibtex',
'txt',
'tikz',
'mtx',
'rtex',
'md',
'asy',
'lbx',
'bbx',
'cbx',
'm',
'lco',
'dtx',
'ins',
'ist',
'def',
'clo',
'ldf',
'rmd',
'lua',
'gv',
'mf',
'lhs',
'mk',
'xmpdata',
'cfg',
'rnw',
'ltx',
'inc',
],
editableFilenames: ['latexmkrc', '.latexmkrc', 'makefile', 'gnumakefile'],
}
window.i18n = { currentLangCode: 'en' }
require('../../frontend/js/i18n')
const moment = require('moment')
moment.updateLocale('en', {
calendar: {
lastDay: '[Yesterday]',
sameDay: '[Today]',
nextDay: '[Tomorrow]',
lastWeek: 'ddd, Do MMM YY',
nextWeek: 'ddd, Do MMM YY',
sameElse: 'ddd, Do MMM YY',
},
})
// workaround for missing keys in jsdom-global's keys.js
globalThis.AbortController = global.AbortController = window.AbortController
globalThis.MutationObserver = global.MutationObserver = window.MutationObserver
globalThis.StorageEvent = global.StorageEvent = window.StorageEvent
globalThis.SVGElement = global.SVGElement = window.SVGElement
globalThis.localStorage = global.localStorage = window.localStorage
globalThis.performance = global.performance = window.performance
globalThis.cancelAnimationFrame = global.cancelAnimationFrame =
window.cancelAnimationFrame
globalThis.requestAnimationFrame = global.requestAnimationFrame =
window.requestAnimationFrame
globalThis.sessionStorage = global.sessionStorage = window.sessionStorage
// add polyfill for ResizeObserver
globalThis.ResizeObserver =
global.ResizeObserver =
window.ResizeObserver =
require('@juggle/resize-observer').ResizeObserver
// add stub for BroadcastChannel (unused in these tests)
globalThis.BroadcastChannel =
global.BroadcastChannel =
window.BroadcastChannel =
class BroadcastChannel {
addEventListener(type, listener) {}
removeEventListener(type, listener) {}
postMessage(message) {}
}
// add stub for WebSocket state enum
globalThis.WebSocket = class WebSocket {
static CONNECTING = 0
static OPEN = 1
static CLOSING = 2
static CLOSED = 3
}
// node-fetch doesn't accept relative URL's: https://github.com/node-fetch/node-fetch/blob/master/docs/v2-LIMITS.md#known-differences
const fetch = require('node-fetch')
globalThis.fetch =
global.fetch =
window.fetch =
(url, ...options) => fetch(new URL(url, 'http://127.0.0.1'), ...options)
// ignore CSS files
const { addHook } = require('pirates')
addHook(() => '', { exts: ['.css'], ignoreNodeModules: false })
globalThis.HTMLElement.prototype.scrollIntoView = () => {}
globalThis.DOMParser = window.DOMParser