704 lines
23 KiB
JavaScript
704 lines
23 KiB
JavaScript
'use strict'
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const chai = require('chai')
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const dirtyChai = require('dirty-chai')
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const fs = require('fs')
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const path = require('path')
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const os = require('os')
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const qs = require('querystring')
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const http = require('http')
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const { closeWindow } = require('./window-helpers')
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const { emittedOnce } = require('./events-helpers')
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const { ipcRenderer, remote } = require('electron')
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const { app, ipcMain, BrowserWindow, BrowserView, protocol, session, screen, webContents } = remote
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const features = process.electronBinding('features')
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const { expect } = chai
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const isCI = remote.getGlobal('isCi')
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const nativeModulesEnabled = remote.getGlobal('nativeModulesEnabled')
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chai.use(dirtyChai)
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describe('BrowserWindow module', () => {
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const fixtures = path.resolve(__dirname, 'fixtures')
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let w = null
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let iw = null
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let ws = null
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let server
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let postData
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const defaultOptions = {
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show: false,
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width: 400,
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height: 400,
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webPreferences: {
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backgroundThrottling: false,
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nodeIntegration: true
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}
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}
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const openTheWindow = async (options = defaultOptions) => {
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// The `afterEach` hook isn't called if a test fails,
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// we should make sure that the window is closed ourselves.
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await closeTheWindow()
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w = new BrowserWindow(options)
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return w
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}
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const closeTheWindow = function () {
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return closeWindow(w).then(() => { w = null })
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}
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before((done) => {
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const filePath = path.join(fixtures, 'pages', 'a.html')
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const fileStats = fs.statSync(filePath)
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postData = [
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{
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type: 'rawData',
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bytes: Buffer.from('username=test&file=')
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},
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{
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type: 'file',
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filePath: filePath,
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offset: 0,
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length: fileStats.size,
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modificationTime: fileStats.mtime.getTime() / 1000
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}
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]
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server = http.createServer((req, res) => {
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function respond () {
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if (req.method === 'POST') {
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let body = ''
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req.on('data', (data) => {
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if (data) body += data
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})
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req.on('end', () => {
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const parsedData = qs.parse(body)
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fs.readFile(filePath, (err, data) => {
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if (err) return
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if (parsedData.username === 'test' &&
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parsedData.file === data.toString()) {
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res.end()
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}
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})
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})
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} else if (req.url === '/302') {
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res.setHeader('Location', '/200')
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res.statusCode = 302
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res.end()
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} else if (req.url === '/navigate-302') {
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res.end(`<html><body><script>window.location='${server.url}/302'</script></body></html>`)
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} else if (req.url === '/cross-site') {
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res.end(`<html><body><h1>${req.url}</h1></body></html>`)
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} else {
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res.end()
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}
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}
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setTimeout(respond, req.url.includes('slow') ? 200 : 0)
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})
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server.listen(0, '127.0.0.1', () => {
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server.url = `http://127.0.0.1:${server.address().port}`
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done()
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})
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})
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after(() => {
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server.close()
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server = null
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})
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beforeEach(openTheWindow)
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afterEach(closeTheWindow)
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describe('window.webContents.send(channel, args...)', () => {
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it('throws an error when the channel is missing', () => {
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expect(() => {
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w.webContents.send()
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}).to.throw('Missing required channel argument')
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expect(() => {
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w.webContents.send(null)
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}).to.throw('Missing required channel argument')
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})
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})
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describe('window.getNativeWindowHandle()', () => {
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before(function () {
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if (!nativeModulesEnabled) {
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this.skip()
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}
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})
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it('returns valid handle', () => {
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// The module's source code is hosted at
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// https://github.com/electron/node-is-valid-window
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const isValidWindow = remote.require('is-valid-window')
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expect(isValidWindow(w.getNativeWindowHandle())).to.be.true()
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})
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})
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describe('extensions and dev tools extensions', () => {
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let showPanelTimeoutId
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const showLastDevToolsPanel = () => {
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w.webContents.once('devtools-opened', () => {
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const show = () => {
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if (w == null || w.isDestroyed()) return
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const { devToolsWebContents } = w
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if (devToolsWebContents == null || devToolsWebContents.isDestroyed()) {
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return
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}
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const showLastPanel = () => {
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const lastPanelId = UI.inspectorView._tabbedPane._tabs.peekLast().id
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UI.inspectorView.showPanel(lastPanelId)
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}
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devToolsWebContents.executeJavaScript(`(${showLastPanel})()`, false).then(() => {
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showPanelTimeoutId = setTimeout(show, 100)
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})
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}
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showPanelTimeoutId = setTimeout(show, 100)
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})
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}
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afterEach(() => {
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clearTimeout(showPanelTimeoutId)
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})
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describe('BrowserWindow.addDevToolsExtension', () => {
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describe('for invalid extensions', () => {
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it('throws errors for missing manifest.json files', () => {
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const nonexistentExtensionPath = path.join(__dirname, 'does-not-exist')
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expect(() => {
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BrowserWindow.addDevToolsExtension(nonexistentExtensionPath)
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}).to.throw(/ENOENT: no such file or directory/)
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})
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it('throws errors for invalid manifest.json files', () => {
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const badManifestExtensionPath = path.join(__dirname, 'fixtures', 'devtools-extensions', 'bad-manifest')
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expect(() => {
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BrowserWindow.addDevToolsExtension(badManifestExtensionPath)
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}).to.throw(/Unexpected token }/)
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})
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})
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describe('for a valid extension', () => {
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const extensionName = 'foo'
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const removeExtension = () => {
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BrowserWindow.removeDevToolsExtension('foo')
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expect(BrowserWindow.getDevToolsExtensions()).to.not.have.a.property(extensionName)
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}
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const addExtension = () => {
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const extensionPath = path.join(__dirname, 'fixtures', 'devtools-extensions', 'foo')
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BrowserWindow.addDevToolsExtension(extensionPath)
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expect(BrowserWindow.getDevToolsExtensions()).to.have.a.property(extensionName)
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showLastDevToolsPanel()
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w.loadURL('about:blank')
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}
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// After* hooks won't be called if a test fail.
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// So let's make a clean-up in the before hook.
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beforeEach(removeExtension)
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describe('when the devtools is docked', () => {
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beforeEach(function (done) {
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addExtension()
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w.webContents.openDevTools({ mode: 'bottom' })
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ipcMain.once('answer', (event, message) => {
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this.message = message
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done()
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})
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})
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describe('created extension info', function () {
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it('has proper "runtimeId"', function () {
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expect(this.message).to.have.own.property('runtimeId')
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expect(this.message.runtimeId).to.equal(extensionName)
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})
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it('has "tabId" matching webContents id', function () {
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expect(this.message).to.have.own.property('tabId')
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expect(this.message.tabId).to.equal(w.webContents.id)
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})
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it('has "i18nString" with proper contents', function () {
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expect(this.message).to.have.own.property('i18nString')
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expect(this.message.i18nString).to.equal('foo - bar (baz)')
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})
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it('has "storageItems" with proper contents', function () {
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expect(this.message).to.have.own.property('storageItems')
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expect(this.message.storageItems).to.deep.equal({
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local: {
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set: { hello: 'world', world: 'hello' },
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remove: { world: 'hello' },
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clear: {}
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},
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sync: {
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set: { foo: 'bar', bar: 'foo' },
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remove: { foo: 'bar' },
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clear: {}
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}
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})
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})
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})
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})
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describe('when the devtools is undocked', () => {
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beforeEach(function (done) {
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addExtension()
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w.webContents.openDevTools({ mode: 'undocked' })
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ipcMain.once('answer', (event, message, extensionId) => {
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this.message = message
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done()
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})
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})
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describe('created extension info', function () {
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it('has proper "runtimeId"', function () {
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expect(this.message).to.have.own.property('runtimeId')
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expect(this.message.runtimeId).to.equal(extensionName)
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})
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it('has "tabId" matching webContents id', function () {
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expect(this.message).to.have.own.property('tabId')
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expect(this.message.tabId).to.equal(w.webContents.id)
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})
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})
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})
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})
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})
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it('works when used with partitions', (done) => {
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if (w != null) {
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w.destroy()
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}
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w = new BrowserWindow({
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show: false,
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webPreferences: {
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nodeIntegration: true,
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partition: 'temp'
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}
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})
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const extensionPath = path.join(__dirname, 'fixtures', 'devtools-extensions', 'foo')
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BrowserWindow.removeDevToolsExtension('foo')
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BrowserWindow.addDevToolsExtension(extensionPath)
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showLastDevToolsPanel()
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ipcMain.once('answer', function (event, message) {
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expect(message.runtimeId).to.equal('foo')
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done()
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})
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w.loadURL('about:blank')
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w.webContents.openDevTools({ mode: 'bottom' })
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})
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it('serializes the registered extensions on quit', () => {
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const extensionName = 'foo'
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const extensionPath = path.join(__dirname, 'fixtures', 'devtools-extensions', extensionName)
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const serializedPath = path.join(app.getPath('userData'), 'DevTools Extensions')
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BrowserWindow.addDevToolsExtension(extensionPath)
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app.emit('will-quit')
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expect(JSON.parse(fs.readFileSync(serializedPath))).to.deep.equal([extensionPath])
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BrowserWindow.removeDevToolsExtension(extensionName)
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app.emit('will-quit')
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expect(fs.existsSync(serializedPath)).to.be.false()
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})
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describe('BrowserWindow.addExtension', () => {
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beforeEach(() => {
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BrowserWindow.removeExtension('foo')
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expect(BrowserWindow.getExtensions()).to.not.have.property('foo')
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const extensionPath = path.join(__dirname, 'fixtures', 'devtools-extensions', 'foo')
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BrowserWindow.addExtension(extensionPath)
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expect(BrowserWindow.getExtensions()).to.have.property('foo')
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showLastDevToolsPanel()
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w.loadURL('about:blank')
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})
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it('throws errors for missing manifest.json files', () => {
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expect(() => {
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BrowserWindow.addExtension(path.join(__dirname, 'does-not-exist'))
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}).to.throw('ENOENT: no such file or directory')
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})
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it('throws errors for invalid manifest.json files', () => {
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expect(() => {
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BrowserWindow.addExtension(path.join(__dirname, 'fixtures', 'devtools-extensions', 'bad-manifest'))
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}).to.throw('Unexpected token }')
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})
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})
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})
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describe('window.webContents.executeJavaScript', () => {
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const expected = 'hello, world!'
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const expectedErrorMsg = 'woops!'
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const code = `(() => "${expected}")()`
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const asyncCode = `(() => new Promise(r => setTimeout(() => r("${expected}"), 500)))()`
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const badAsyncCode = `(() => new Promise((r, e) => setTimeout(() => e("${expectedErrorMsg}"), 500)))()`
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const errorTypes = new Set([
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Error,
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ReferenceError,
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EvalError,
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RangeError,
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SyntaxError,
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TypeError,
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URIError
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])
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it('resolves the returned promise with the result', (done) => {
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ipcRenderer.send('executeJavaScript', code)
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ipcRenderer.once('executeJavaScript-promise-response', (event, result) => {
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expect(result).to.equal(expected)
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done()
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})
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})
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it('resolves the returned promise with the result if the code returns an asyncronous promise', (done) => {
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ipcRenderer.send('executeJavaScript', asyncCode)
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ipcRenderer.once('executeJavaScript-promise-response', (event, result) => {
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expect(result).to.equal(expected)
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done()
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})
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})
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it('rejects the returned promise if an async error is thrown', (done) => {
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ipcRenderer.send('executeJavaScript', badAsyncCode)
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ipcRenderer.once('executeJavaScript-promise-error', (event, error) => {
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expect(error).to.equal(expectedErrorMsg)
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done()
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})
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})
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it('rejects the returned promise with an error if an Error.prototype is thrown', async () => {
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for (const error in errorTypes) {
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await new Promise((resolve) => {
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ipcRenderer.send('executeJavaScript', `Promise.reject(new ${error.name}("Wamp-wamp")`)
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ipcRenderer.once('executeJavaScript-promise-error-name', (event, name) => {
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expect(name).to.equal(error.name)
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resolve()
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})
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})
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}
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})
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it('works after page load and during subframe load', (done) => {
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w.webContents.once('did-finish-load', () => {
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// initiate a sub-frame load, then try and execute script during it
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w.webContents.executeJavaScript(`
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var iframe = document.createElement('iframe')
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iframe.src = '${server.url}/slow'
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document.body.appendChild(iframe)
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`).then(() => {
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w.webContents.executeJavaScript('console.log(\'hello\')').then(() => {
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done()
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})
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})
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})
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w.loadURL(server.url)
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})
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it('executes after page load', (done) => {
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w.webContents.executeJavaScript(code).then(result => {
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expect(result).to.equal(expected)
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done()
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})
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w.loadURL(server.url)
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})
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it('works with result objects that have DOM class prototypes', (done) => {
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w.webContents.executeJavaScript('document.location').then(result => {
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expect(result.origin).to.equal(server.url)
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expect(result.protocol).to.equal('http:')
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done()
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})
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w.loadURL(server.url)
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})
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})
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describe('previewFile', () => {
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before(function () {
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if (process.platform !== 'darwin') {
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this.skip()
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}
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})
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it('opens the path in Quick Look on macOS', () => {
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expect(() => {
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w.previewFile(__filename)
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w.closeFilePreview()
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}).to.not.throw()
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})
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})
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describe('contextIsolation option with and without sandbox option', () => {
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const expectedContextData = {
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preloadContext: {
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preloadProperty: 'number',
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pageProperty: 'undefined',
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typeofRequire: 'function',
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typeofProcess: 'object',
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typeofArrayPush: 'function',
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typeofFunctionApply: 'function',
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typeofPreloadExecuteJavaScriptProperty: 'undefined'
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},
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pageContext: {
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preloadProperty: 'undefined',
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pageProperty: 'string',
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typeofRequire: 'undefined',
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typeofProcess: 'undefined',
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typeofArrayPush: 'number',
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typeofFunctionApply: 'boolean',
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typeofPreloadExecuteJavaScriptProperty: 'number',
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typeofOpenedWindow: 'object'
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}
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}
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beforeEach(() => {
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if (iw != null) iw.destroy()
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iw = new BrowserWindow({
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show: false,
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webPreferences: {
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contextIsolation: true,
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preload: path.join(fixtures, 'api', 'isolated-preload.js')
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}
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})
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if (ws != null) ws.destroy()
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ws = new BrowserWindow({
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show: false,
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webPreferences: {
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sandbox: true,
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contextIsolation: true,
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preload: path.join(fixtures, 'api', 'isolated-preload.js')
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}
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})
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})
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afterEach(() => {
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if (iw != null) iw.destroy()
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if (ws != null) ws.destroy()
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})
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it('separates the page context from the Electron/preload context', async () => {
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const p = emittedOnce(ipcMain, 'isolated-world')
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iw.loadFile(path.join(fixtures, 'api', 'isolated.html'))
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const [, data] = await p
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expect(data).to.deep.equal(expectedContextData)
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})
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it('recreates the contexts on reload', async () => {
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await iw.loadFile(path.join(fixtures, 'api', 'isolated.html'))
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const isolatedWorld = emittedOnce(ipcMain, 'isolated-world')
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iw.webContents.reload()
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const [, data] = await isolatedWorld
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expect(data).to.deep.equal(expectedContextData)
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})
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it('enables context isolation on child windows', async () => {
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const browserWindowCreated = emittedOnce(app, 'browser-window-created')
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iw.loadFile(path.join(fixtures, 'pages', 'window-open.html'))
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const [, window] = await browserWindowCreated
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expect(window.webContents.getLastWebPreferences().contextIsolation).to.be.true()
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})
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it('separates the page context from the Electron/preload context with sandbox on', async () => {
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const p = emittedOnce(ipcMain, 'isolated-world')
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ws.loadFile(path.join(fixtures, 'api', 'isolated.html'))
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const [, data] = await p
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expect(data).to.deep.equal(expectedContextData)
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})
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it('recreates the contexts on reload with sandbox on', async () => {
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await ws.loadFile(path.join(fixtures, 'api', 'isolated.html'))
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const isolatedWorld = emittedOnce(ipcMain, 'isolated-world')
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ws.webContents.reload()
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const [, data] = await isolatedWorld
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expect(data).to.deep.equal(expectedContextData)
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})
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it('supports fetch api', async () => {
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const fetchWindow = new BrowserWindow({
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show: false,
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webPreferences: {
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contextIsolation: true,
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preload: path.join(fixtures, 'api', 'isolated-fetch-preload.js')
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}
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})
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const p = emittedOnce(ipcMain, 'isolated-fetch-error')
|
|
fetchWindow.loadURL('about:blank')
|
|
const [, error] = await p
|
|
fetchWindow.destroy()
|
|
expect(error).to.equal('Failed to fetch')
|
|
})
|
|
it('doesn\'t break ipc serialization', async () => {
|
|
const p = emittedOnce(ipcMain, 'isolated-world')
|
|
iw.loadURL('about:blank')
|
|
iw.webContents.executeJavaScript(`
|
|
const opened = window.open()
|
|
openedLocation = opened.location.href
|
|
opened.close()
|
|
window.postMessage({openedLocation}, '*')
|
|
`)
|
|
const [, data] = await p
|
|
expect(data.pageContext.openedLocation).to.equal('')
|
|
})
|
|
})
|
|
|
|
describe('offscreen rendering', () => {
|
|
beforeEach(function () {
|
|
if (!features.isOffscreenRenderingEnabled()) {
|
|
// XXX(alexeykuzmin): "afterEach" hook is not called
|
|
// for skipped tests, we have to close the window manually.
|
|
return closeTheWindow().then(() => { this.skip() })
|
|
}
|
|
|
|
if (w != null) w.destroy()
|
|
w = new BrowserWindow({
|
|
width: 100,
|
|
height: 100,
|
|
show: false,
|
|
webPreferences: {
|
|
backgroundThrottling: false,
|
|
offscreen: true
|
|
}
|
|
})
|
|
})
|
|
|
|
it('creates offscreen window with correct size', (done) => {
|
|
w.webContents.once('paint', function (event, rect, data) {
|
|
expect(data.constructor.name).to.equal('NativeImage')
|
|
expect(data.isEmpty()).to.be.false()
|
|
const size = data.getSize()
|
|
expect(size.width).to.be.closeTo(100 * devicePixelRatio, 2)
|
|
expect(size.height).to.be.closeTo(100 * devicePixelRatio, 2)
|
|
done()
|
|
})
|
|
w.loadFile(path.join(fixtures, 'api', 'offscreen-rendering.html'))
|
|
})
|
|
|
|
it('does not crash after navigation', () => {
|
|
w.webContents.loadURL('about:blank')
|
|
w.loadFile(path.join(fixtures, 'api', 'offscreen-rendering.html'))
|
|
})
|
|
|
|
describe('window.webContents.isOffscreen()', () => {
|
|
it('is true for offscreen type', () => {
|
|
w.loadFile(path.join(fixtures, 'api', 'offscreen-rendering.html'))
|
|
expect(w.webContents.isOffscreen()).to.be.true()
|
|
})
|
|
|
|
it('is false for regular window', () => {
|
|
const c = new BrowserWindow({ show: false })
|
|
expect(c.webContents.isOffscreen()).to.be.false()
|
|
c.destroy()
|
|
})
|
|
})
|
|
|
|
describe('window.webContents.isPainting()', () => {
|
|
it('returns whether is currently painting', (done) => {
|
|
w.webContents.once('paint', function (event, rect, data) {
|
|
expect(w.webContents.isPainting()).to.be.true()
|
|
done()
|
|
})
|
|
w.loadFile(path.join(fixtures, 'api', 'offscreen-rendering.html'))
|
|
})
|
|
})
|
|
|
|
describe('window.webContents.stopPainting()', () => {
|
|
it('stops painting', (done) => {
|
|
w.webContents.on('dom-ready', () => {
|
|
w.webContents.stopPainting()
|
|
expect(w.webContents.isPainting()).to.be.false()
|
|
done()
|
|
})
|
|
w.loadFile(path.join(fixtures, 'api', 'offscreen-rendering.html'))
|
|
})
|
|
})
|
|
|
|
describe('window.webContents.startPainting()', () => {
|
|
it('starts painting', (done) => {
|
|
w.webContents.on('dom-ready', () => {
|
|
w.webContents.stopPainting()
|
|
w.webContents.startPainting()
|
|
w.webContents.once('paint', function (event, rect, data) {
|
|
expect(w.webContents.isPainting()).to.be.true()
|
|
done()
|
|
})
|
|
})
|
|
w.loadFile(path.join(fixtures, 'api', 'offscreen-rendering.html'))
|
|
})
|
|
})
|
|
|
|
// TODO(codebytere): remove in Electron v8.0.0
|
|
describe('window.webContents.getFrameRate()', () => {
|
|
it('has default frame rate', (done) => {
|
|
w.webContents.once('paint', function (event, rect, data) {
|
|
expect(w.webContents.getFrameRate()).to.equal(60)
|
|
done()
|
|
})
|
|
w.loadFile(path.join(fixtures, 'api', 'offscreen-rendering.html'))
|
|
})
|
|
})
|
|
|
|
// TODO(codebytere): remove in Electron v8.0.0
|
|
describe('window.webContents.setFrameRate(frameRate)', () => {
|
|
it('sets custom frame rate', (done) => {
|
|
w.webContents.on('dom-ready', () => {
|
|
w.webContents.setFrameRate(30)
|
|
w.webContents.once('paint', function (event, rect, data) {
|
|
expect(w.webContents.getFrameRate()).to.equal(30)
|
|
done()
|
|
})
|
|
})
|
|
w.loadFile(path.join(fixtures, 'api', 'offscreen-rendering.html'))
|
|
})
|
|
})
|
|
|
|
describe('window.webContents.FrameRate', () => {
|
|
it('has default frame rate', (done) => {
|
|
w.webContents.once('paint', function (event, rect, data) {
|
|
expect(w.webContents.frameRate).to.equal(60)
|
|
done()
|
|
})
|
|
w.loadFile(path.join(fixtures, 'api', 'offscreen-rendering.html'))
|
|
})
|
|
|
|
it('sets custom frame rate', (done) => {
|
|
w.webContents.on('dom-ready', () => {
|
|
w.webContents.frameRate = 30
|
|
w.webContents.once('paint', function (event, rect, data) {
|
|
expect(w.webContents.frameRate).to.equal(30)
|
|
done()
|
|
})
|
|
})
|
|
w.loadFile(path.join(fixtures, 'api', 'offscreen-rendering.html'))
|
|
})
|
|
})
|
|
})
|
|
})
|
|
|
|
const expectBoundsEqual = (actual, expected) => {
|
|
if (!isScaleFactorRounding()) {
|
|
expect(expected).to.deep.equal(actual)
|
|
} else if (Array.isArray(actual)) {
|
|
expect(actual[0]).to.be.closeTo(expected[0], 1)
|
|
expect(actual[1]).to.be.closeTo(expected[1], 1)
|
|
} else {
|
|
expect(actual.x).to.be.closeTo(expected.x, 1)
|
|
expect(actual.y).to.be.closeTo(expected.y, 1)
|
|
expect(actual.width).to.be.closeTo(expected.width, 1)
|
|
expect(actual.height).to.be.closeTo(expected.height, 1)
|
|
}
|
|
}
|
|
|
|
// Is the display's scale factor possibly causing rounding of pixel coordinate
|
|
// values?
|
|
const isScaleFactorRounding = () => {
|
|
const { scaleFactor } = screen.getPrimaryDisplay()
|
|
// Return true if scale factor is non-integer value
|
|
if (Math.round(scaleFactor) !== scaleFactor) return true
|
|
// Return true if scale factor is odd number above 2
|
|
return scaleFactor > 2 && scaleFactor % 2 === 1
|
|
}
|