зеркало из https://github.com/electron/electron.git
1353 строки
44 KiB
JavaScript
1353 строки
44 KiB
JavaScript
'use strict'
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const assert = require('assert')
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const ChildProcess = require('child_process')
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const fs = require('fs')
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const os = require('os')
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const http = require('http')
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const path = require('path')
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const { closeWindow } = require('./window-helpers')
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const { emittedOnce } = require('./events-helpers')
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const chai = require('chai')
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const dirtyChai = require('dirty-chai')
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const features = process.electronBinding('features')
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const { ipcRenderer, remote, clipboard } = require('electron')
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const { BrowserWindow, webContents, ipcMain, session } = remote
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const { expect } = chai
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const isCi = remote.getGlobal('isCi')
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chai.use(dirtyChai)
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/* The whole webContents API doesn't use standard callbacks */
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/* eslint-disable standard/no-callback-literal */
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describe('webContents module', () => {
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const fixtures = path.resolve(__dirname, 'fixtures')
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let w
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beforeEach(() => {
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w = new BrowserWindow({
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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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webviewTag: true
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}
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})
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})
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afterEach(() => closeWindow(w).then(() => { w = null }))
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describe('loadURL() promise API', () => {
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it('resolves when done loading', async () => {
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await expect(w.loadURL('about:blank')).to.eventually.be.fulfilled
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})
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it('resolves when done loading a file URL', async () => {
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await expect(w.loadFile(path.join(fixtures, 'pages', 'base-page.html'))).to.eventually.be.fulfilled
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})
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it('rejects when failing to load a file URL', async () => {
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await expect(w.loadURL('file:non-existent')).to.eventually.be.rejected
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.and.have.property('code', 'ERR_FILE_NOT_FOUND')
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})
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it('rejects when loading fails due to DNS not resolved', async () => {
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await expect(w.loadURL('https://err.name.not.resolved')).to.eventually.be.rejected
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.and.have.property('code', 'ERR_NAME_NOT_RESOLVED')
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})
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it('rejects when navigation is cancelled due to a bad scheme', async () => {
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await expect(w.loadURL('bad-scheme://foo')).to.eventually.be.rejected
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.and.have.property('code', 'ERR_FAILED')
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})
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it('sets appropriate error information on rejection', async () => {
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let err
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try {
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await w.loadURL('file:non-existent')
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} catch (e) {
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err = e
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}
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expect(err).not.to.be.null()
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expect(err.code).to.eql('ERR_FILE_NOT_FOUND')
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expect(err.errno).to.eql(-6)
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expect(err.url).to.eql(process.platform === 'win32' ? 'file://non-existent/' : 'file:///non-existent')
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})
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it('rejects if the load is aborted', async () => {
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const s = http.createServer((req, res) => { /* never complete the request */ })
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await new Promise(resolve => s.listen(0, '127.0.0.1', resolve))
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const { port } = s.address()
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const p = expect(w.loadURL(`http://127.0.0.1:${port}`)).to.eventually.be.rejectedWith(Error, /ERR_ABORTED/)
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// load a different file before the first load completes, causing the
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// first load to be aborted.
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await w.loadFile(path.join(fixtures, 'pages', 'base-page.html'))
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await p
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s.close()
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})
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it("doesn't reject when a subframe fails to load", async () => {
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let resp = null
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const s = http.createServer((req, res) => {
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res.writeHead(200, { 'Content-Type': 'text/html' })
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res.write('<iframe src="http://err.name.not.resolved"></iframe>')
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resp = res
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// don't end the response yet
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})
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await new Promise(resolve => s.listen(0, '127.0.0.1', resolve))
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const { port } = s.address()
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const p = new Promise(resolve => {
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w.webContents.on('did-fail-load', (event, errorCode, errorDescription, validatedURL, isMainFrame, frameProcessId, frameRoutingId) => {
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if (!isMainFrame) {
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resolve()
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}
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})
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})
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const main = w.loadURL(`http://127.0.0.1:${port}`)
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await p
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resp.end()
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await main
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s.close()
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})
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it("doesn't resolve when a subframe loads", async () => {
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let resp = null
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const s = http.createServer((req, res) => {
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res.writeHead(200, { 'Content-Type': 'text/html' })
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res.write('<iframe src="data:text/html,hi"></iframe>')
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resp = res
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// don't end the response yet
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})
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await new Promise(resolve => s.listen(0, '127.0.0.1', resolve))
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const { port } = s.address()
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const p = new Promise(resolve => {
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w.webContents.on('did-frame-finish-load', (event, errorCode, errorDescription, validatedURL, isMainFrame, frameProcessId, frameRoutingId) => {
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if (!isMainFrame) {
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resolve()
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}
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})
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})
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const main = w.loadURL(`http://127.0.0.1:${port}`)
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await p
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resp.destroy() // cause the main request to fail
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await expect(main).to.eventually.be.rejected
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.and.have.property('errno', -355) // ERR_INCOMPLETE_CHUNKED_ENCODING
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s.close()
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})
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})
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describe('getAllWebContents() API', () => {
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it('returns an array of web contents', (done) => {
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w.webContents.on('devtools-opened', () => {
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const all = webContents.getAllWebContents().sort((a, b) => {
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return a.id - b.id
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})
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assert.ok(all.length >= 4)
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assert.strictEqual(all[0].getType(), 'window')
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assert.strictEqual(all[all.length - 2].getType(), 'webview')
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assert.strictEqual(all[all.length - 1].getType(), 'remote')
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done()
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})
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w.loadFile(path.join(fixtures, 'pages', 'webview-zoom-factor.html'))
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w.webContents.on('did-attach-webview', () => {
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w.webContents.openDevTools()
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})
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})
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})
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describe('getFocusedWebContents() API', () => {
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it('returns the focused web contents', (done) => {
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if (isCi) return done()
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const specWebContents = remote.getCurrentWebContents()
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assert.strictEqual(specWebContents.id, webContents.getFocusedWebContents().id)
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specWebContents.once('devtools-opened', () => {
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assert.strictEqual(specWebContents.devToolsWebContents.id, webContents.getFocusedWebContents().id)
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specWebContents.closeDevTools()
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})
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specWebContents.once('devtools-closed', () => {
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assert.strictEqual(specWebContents.id, webContents.getFocusedWebContents().id)
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done()
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})
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specWebContents.openDevTools()
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})
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it('does not crash when called on a detached dev tools window', (done) => {
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const specWebContents = w.webContents
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specWebContents.once('devtools-opened', () => {
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assert.doesNotThrow(() => {
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webContents.getFocusedWebContents()
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})
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specWebContents.closeDevTools()
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})
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specWebContents.once('devtools-closed', () => {
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assert.doesNotThrow(() => {
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webContents.getFocusedWebContents()
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})
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done()
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})
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specWebContents.openDevTools({ mode: 'detach' })
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w.inspectElement(100, 100)
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})
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})
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describe('setDevToolsWebContents() API', () => {
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it('sets arbitry webContents as devtools', (done) => {
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const devtools = new BrowserWindow({ show: false })
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devtools.webContents.once('dom-ready', () => {
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assert.ok(devtools.getURL().startsWith('chrome-devtools://devtools'))
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devtools.webContents.executeJavaScript('InspectorFrontendHost.constructor.name', (name) => {
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assert.ok(name, 'InspectorFrontendHostImpl')
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devtools.destroy()
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done()
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})
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})
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w.webContents.setDevToolsWebContents(devtools.webContents)
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w.webContents.openDevTools()
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})
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})
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describe('isFocused() API', () => {
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it('returns false when the window is hidden', () => {
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BrowserWindow.getAllWindows().forEach((window) => {
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assert.strictEqual(!window.isVisible() && window.webContents.isFocused(), false)
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})
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})
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})
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describe('isCurrentlyAudible() API', () => {
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it('returns whether audio is playing', async () => {
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const webContents = remote.getCurrentWebContents()
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const context = new window.AudioContext()
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// Start in suspended state, because of the
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// new web audio api policy.
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context.suspend()
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const oscillator = context.createOscillator()
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oscillator.connect(context.destination)
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oscillator.start()
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let p = emittedOnce(webContents, '-audio-state-changed')
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await context.resume()
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const [, audible] = await p
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assert(webContents.isCurrentlyAudible() === audible)
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expect(webContents.isCurrentlyAudible()).to.be.true()
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p = emittedOnce(webContents, '-audio-state-changed')
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oscillator.stop()
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await p
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expect(webContents.isCurrentlyAudible()).to.be.false()
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oscillator.disconnect()
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context.close()
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})
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})
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describe('getWebPreferences() API', () => {
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it('should not crash when called for devTools webContents', (done) => {
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w.webContents.openDevTools()
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w.webContents.once('devtools-opened', () => {
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assert(!w.devToolsWebContents.getWebPreferences())
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done()
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})
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})
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})
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describe('openDevTools() API', () => {
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it('can show window with activation', async () => {
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const focused = emittedOnce(w, 'focus')
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w.show()
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await focused
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assert.strictEqual(w.isFocused(), true)
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const devtoolsOpened = emittedOnce(w.webContents, 'devtools-opened')
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w.webContents.openDevTools({ mode: 'detach', activate: true })
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await devtoolsOpened
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assert.strictEqual(w.isFocused(), false)
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})
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it('can show window without activation', async () => {
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const devtoolsOpened = emittedOnce(w.webContents, 'devtools-opened')
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w.webContents.openDevTools({ mode: 'detach', activate: false })
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await devtoolsOpened
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assert.strictEqual(w.isDevToolsOpened(), true)
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})
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})
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describe('before-input-event event', () => {
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it('can prevent document keyboard events', async () => {
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await w.loadFile(path.join(fixtures, 'pages', 'key-events.html'))
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const keyDown = new Promise(resolve => {
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ipcMain.once('keydown', (event, key) => resolve(key))
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})
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ipcRenderer.sendSync('prevent-next-input-event', 'a', w.webContents.id)
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w.webContents.sendInputEvent({ type: 'keyDown', keyCode: 'a' })
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w.webContents.sendInputEvent({ type: 'keyDown', keyCode: 'b' })
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assert.strictEqual(await keyDown, 'b')
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})
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it('has the correct properties', async () => {
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await w.loadFile(path.join(fixtures, 'pages', 'base-page.html'))
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const testBeforeInput = async (opts) => {
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const modifiers = []
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if (opts.shift) modifiers.push('shift')
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if (opts.control) modifiers.push('control')
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if (opts.alt) modifiers.push('alt')
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if (opts.meta) modifiers.push('meta')
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if (opts.isAutoRepeat) modifiers.push('isAutoRepeat')
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const p = emittedOnce(w.webContents, 'before-input-event')
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w.webContents.sendInputEvent({
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type: opts.type,
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keyCode: opts.keyCode,
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modifiers: modifiers
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})
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const [, input] = await p
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assert.strictEqual(input.type, opts.type)
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assert.strictEqual(input.key, opts.key)
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assert.strictEqual(input.code, opts.code)
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assert.strictEqual(input.isAutoRepeat, opts.isAutoRepeat)
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assert.strictEqual(input.shift, opts.shift)
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assert.strictEqual(input.control, opts.control)
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assert.strictEqual(input.alt, opts.alt)
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assert.strictEqual(input.meta, opts.meta)
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}
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await testBeforeInput({
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type: 'keyDown',
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key: 'A',
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code: 'KeyA',
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keyCode: 'a',
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shift: true,
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control: true,
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alt: true,
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meta: true,
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isAutoRepeat: true
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})
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await testBeforeInput({
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type: 'keyUp',
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key: '.',
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code: 'Period',
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keyCode: '.',
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shift: false,
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control: true,
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alt: true,
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meta: false,
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isAutoRepeat: false
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})
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await testBeforeInput({
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type: 'keyUp',
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key: '!',
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code: 'Digit1',
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keyCode: '1',
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shift: true,
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control: false,
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alt: false,
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meta: true,
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isAutoRepeat: false
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})
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await testBeforeInput({
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type: 'keyUp',
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key: 'Tab',
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code: 'Tab',
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keyCode: 'Tab',
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shift: false,
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control: true,
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alt: false,
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meta: false,
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isAutoRepeat: true
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})
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})
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})
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describe('devtools window', () => {
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let testFn = it
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if (process.platform === 'darwin' && isCi) {
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testFn = it.skip
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}
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if (process.platform === 'win32' && isCi) {
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testFn = it.skip
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}
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try {
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// We have other tests that check if native modules work, if we fail to require
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// robotjs let's skip this test to avoid false negatives
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require('robotjs')
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} catch (err) {
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testFn = it.skip
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}
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testFn('can receive and handle menu events', async function () {
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this.timeout(5000)
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w.show()
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w.loadFile(path.join(fixtures, 'pages', 'key-events.html'))
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// Ensure the devtools are loaded
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w.webContents.closeDevTools()
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const opened = emittedOnce(w.webContents, 'devtools-opened')
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w.webContents.openDevTools()
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await opened
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await emittedOnce(w.webContents.devToolsWebContents, 'did-finish-load')
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w.webContents.devToolsWebContents.focus()
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// Focus an input field
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await w.webContents.devToolsWebContents.executeJavaScript(
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`const input = document.createElement('input');
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document.body.innerHTML = '';
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document.body.appendChild(input)
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input.focus();`
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)
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// Write something to the clipboard
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clipboard.writeText('test value')
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// Fake a paste request using robotjs to emulate a REAL keyboard paste event
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require('robotjs').keyTap('v', process.platform === 'darwin' ? ['command'] : ['control'])
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const start = Date.now()
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let val
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// Check every now and again for the pasted value (paste is async)
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while (val !== 'test value' && Date.now() - start <= 1000) {
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val = await w.webContents.devToolsWebContents.executeJavaScript(
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`document.querySelector('input').value`
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)
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await new Promise(resolve => setTimeout(resolve, 10))
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}
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// Once we're done expect the paste to have been successful
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expect(val).to.equal('test value', 'value should eventually become the pasted value')
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})
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})
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describe('sendInputEvent(event)', () => {
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beforeEach(async () => {
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await w.loadFile(path.join(fixtures, 'pages', 'key-events.html'))
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})
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it('can send keydown events', (done) => {
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ipcMain.once('keydown', (event, key, code, keyCode, shiftKey, ctrlKey, altKey) => {
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assert.strictEqual(key, 'a')
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assert.strictEqual(code, 'KeyA')
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assert.strictEqual(keyCode, 65)
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assert.strictEqual(shiftKey, false)
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assert.strictEqual(ctrlKey, false)
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assert.strictEqual(altKey, false)
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done()
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})
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w.webContents.sendInputEvent({ type: 'keyDown', keyCode: 'A' })
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})
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it('can send keydown events with modifiers', (done) => {
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ipcMain.once('keydown', (event, key, code, keyCode, shiftKey, ctrlKey, altKey) => {
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assert.strictEqual(key, 'Z')
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assert.strictEqual(code, 'KeyZ')
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assert.strictEqual(keyCode, 90)
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assert.strictEqual(shiftKey, true)
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assert.strictEqual(ctrlKey, true)
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assert.strictEqual(altKey, false)
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done()
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})
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w.webContents.sendInputEvent({ type: 'keyDown', keyCode: 'Z', modifiers: ['shift', 'ctrl'] })
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})
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it('can send keydown events with special keys', (done) => {
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ipcMain.once('keydown', (event, key, code, keyCode, shiftKey, ctrlKey, altKey) => {
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assert.strictEqual(key, 'Tab')
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assert.strictEqual(code, 'Tab')
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assert.strictEqual(keyCode, 9)
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assert.strictEqual(shiftKey, false)
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assert.strictEqual(ctrlKey, false)
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assert.strictEqual(altKey, true)
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done()
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})
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w.webContents.sendInputEvent({ type: 'keyDown', keyCode: 'Tab', modifiers: ['alt'] })
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})
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it('can send char events', (done) => {
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ipcMain.once('keypress', (event, key, code, keyCode, shiftKey, ctrlKey, altKey) => {
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assert.strictEqual(key, 'a')
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assert.strictEqual(code, 'KeyA')
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assert.strictEqual(keyCode, 65)
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assert.strictEqual(shiftKey, false)
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assert.strictEqual(ctrlKey, false)
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assert.strictEqual(altKey, false)
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done()
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})
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w.webContents.sendInputEvent({ type: 'keyDown', keyCode: 'A' })
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w.webContents.sendInputEvent({ type: 'char', keyCode: 'A' })
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})
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it('can send char events with modifiers', (done) => {
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ipcMain.once('keypress', (event, key, code, keyCode, shiftKey, ctrlKey, altKey) => {
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assert.strictEqual(key, 'Z')
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assert.strictEqual(code, 'KeyZ')
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assert.strictEqual(keyCode, 90)
|
|
assert.strictEqual(shiftKey, true)
|
|
assert.strictEqual(ctrlKey, true)
|
|
assert.strictEqual(altKey, false)
|
|
done()
|
|
})
|
|
w.webContents.sendInputEvent({ type: 'keyDown', keyCode: 'Z' })
|
|
w.webContents.sendInputEvent({ type: 'char', keyCode: 'Z', modifiers: ['shift', 'ctrl'] })
|
|
})
|
|
})
|
|
|
|
it('supports inserting CSS', (done) => {
|
|
w.loadURL('about:blank')
|
|
w.webContents.insertCSS('body { background-repeat: round; }')
|
|
w.webContents.executeJavaScript('window.getComputedStyle(document.body).getPropertyValue("background-repeat")', (result) => {
|
|
assert.strictEqual(result, 'round')
|
|
done()
|
|
})
|
|
})
|
|
|
|
it('supports inspecting an element in the devtools', (done) => {
|
|
w.loadURL('about:blank')
|
|
w.webContents.once('devtools-opened', () => {
|
|
done()
|
|
})
|
|
w.webContents.inspectElement(10, 10)
|
|
})
|
|
|
|
describe('startDrag({file, icon})', () => {
|
|
it('throws errors for a missing file or a missing/empty icon', () => {
|
|
assert.throws(() => {
|
|
w.webContents.startDrag({ icon: path.join(fixtures, 'assets', 'logo.png') })
|
|
}, /Must specify either 'file' or 'files' option/)
|
|
|
|
assert.throws(() => {
|
|
w.webContents.startDrag({ file: __filename })
|
|
}, /Must specify 'icon' option/)
|
|
|
|
if (process.platform === 'darwin') {
|
|
assert.throws(() => {
|
|
w.webContents.startDrag({ file: __filename, icon: __filename })
|
|
}, /Must specify non-empty 'icon' option/)
|
|
}
|
|
})
|
|
})
|
|
|
|
describe('focus()', () => {
|
|
describe('when the web contents is hidden', () => {
|
|
it('does not blur the focused window', (done) => {
|
|
ipcMain.once('answer', (event, parentFocused, childFocused) => {
|
|
assert.strictEqual(parentFocused, true)
|
|
assert.strictEqual(childFocused, false)
|
|
done()
|
|
})
|
|
w.show()
|
|
w.loadFile(path.join(fixtures, 'pages', 'focus-web-contents.html'))
|
|
})
|
|
})
|
|
})
|
|
|
|
describe('getOSProcessId()', () => {
|
|
it('returns a valid procress id', async () => {
|
|
assert.strictEqual(w.webContents.getOSProcessId(), 0)
|
|
|
|
await w.loadURL('about:blank')
|
|
const pid = w.webContents.getOSProcessId()
|
|
expect(pid).to.be.above(0)
|
|
})
|
|
})
|
|
|
|
describe('zoom api', () => {
|
|
const zoomScheme = remote.getGlobal('zoomScheme')
|
|
const hostZoomMap = {
|
|
host1: 0.3,
|
|
host2: 0.7,
|
|
host3: 0.2
|
|
}
|
|
|
|
before((done) => {
|
|
const protocol = session.defaultSession.protocol
|
|
protocol.registerStringProtocol(zoomScheme, (request, callback) => {
|
|
const response = `<script>
|
|
const {ipcRenderer, remote} = require('electron')
|
|
ipcRenderer.send('set-zoom', window.location.hostname)
|
|
ipcRenderer.on(window.location.hostname + '-zoom-set', () => {
|
|
const zoomLevel = remote.getCurrentWebContents().getZoomLevel()
|
|
ipcRenderer.send(window.location.hostname + '-zoom-level', zoomLevel)
|
|
})
|
|
</script>`
|
|
callback({ data: response, mimeType: 'text/html' })
|
|
}, (error) => done(error))
|
|
})
|
|
|
|
after((done) => {
|
|
const protocol = session.defaultSession.protocol
|
|
protocol.unregisterProtocol(zoomScheme, (error) => done(error))
|
|
})
|
|
|
|
it('can set the correct zoom level', async () => {
|
|
try {
|
|
await w.loadURL('about:blank')
|
|
const zoomLevel = w.webContents.getZoomLevel()
|
|
expect(zoomLevel).to.eql(0.0)
|
|
w.webContents.setZoomLevel(0.5)
|
|
const newZoomLevel = w.webContents.getZoomLevel()
|
|
expect(newZoomLevel).to.eql(0.5)
|
|
} finally {
|
|
w.webContents.setZoomLevel(0)
|
|
}
|
|
})
|
|
|
|
// TODO(codebytere): remove when promisification is complete
|
|
it('can set the correct zoom level (callback)', async () => {
|
|
try {
|
|
await w.loadURL('about:blank')
|
|
const zoomLevel = await new Promise(resolve => w.webContents.getZoomLevel(resolve))
|
|
expect(zoomLevel).to.eql(0.0)
|
|
w.webContents.setZoomLevel(0.5)
|
|
const newZoomLevel = await new Promise(resolve => w.webContents.getZoomLevel(resolve))
|
|
expect(newZoomLevel).to.eql(0.5)
|
|
} finally {
|
|
w.webContents.setZoomLevel(0)
|
|
}
|
|
})
|
|
|
|
it('can persist zoom level across navigation', (done) => {
|
|
let finalNavigation = false
|
|
ipcMain.on('set-zoom', (e, host) => {
|
|
const zoomLevel = hostZoomMap[host]
|
|
if (!finalNavigation) w.webContents.setZoomLevel(zoomLevel)
|
|
e.sender.send(`${host}-zoom-set`)
|
|
})
|
|
ipcMain.on('host1-zoom-level', (e, zoomLevel) => {
|
|
const expectedZoomLevel = hostZoomMap.host1
|
|
assert.strictEqual(zoomLevel, expectedZoomLevel)
|
|
if (finalNavigation) {
|
|
done()
|
|
} else {
|
|
w.loadURL(`${zoomScheme}://host2`)
|
|
}
|
|
})
|
|
ipcMain.once('host2-zoom-level', (e, zoomLevel) => {
|
|
const expectedZoomLevel = hostZoomMap.host2
|
|
assert.strictEqual(zoomLevel, expectedZoomLevel)
|
|
finalNavigation = true
|
|
w.webContents.goBack()
|
|
})
|
|
w.loadURL(`${zoomScheme}://host1`)
|
|
})
|
|
|
|
it('can propagate zoom level across same session', (done) => {
|
|
const w2 = new BrowserWindow({
|
|
show: false
|
|
})
|
|
w2.webContents.on('did-finish-load', () => {
|
|
const zoomLevel1 = w.webContents.getZoomLevel()
|
|
assert.strictEqual(zoomLevel1, hostZoomMap.host3)
|
|
|
|
const zoomLevel2 = w2.webContents.getZoomLevel()
|
|
assert.strictEqual(zoomLevel1, zoomLevel2)
|
|
w2.setClosable(true)
|
|
w2.close()
|
|
done()
|
|
})
|
|
w.webContents.on('did-finish-load', () => {
|
|
w.webContents.setZoomLevel(hostZoomMap.host3)
|
|
w2.loadURL(`${zoomScheme}://host3`)
|
|
})
|
|
w.loadURL(`${zoomScheme}://host3`)
|
|
})
|
|
|
|
it('cannot propagate zoom level across different session', (done) => {
|
|
const w2 = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
partition: 'temp'
|
|
}
|
|
})
|
|
const protocol = w2.webContents.session.protocol
|
|
protocol.registerStringProtocol(zoomScheme, (request, callback) => {
|
|
callback('hello')
|
|
}, (error) => {
|
|
if (error) return done(error)
|
|
w2.webContents.on('did-finish-load', () => {
|
|
const zoomLevel1 = w.webContents.getZoomLevel()
|
|
assert.strictEqual(zoomLevel1, hostZoomMap.host3)
|
|
|
|
const zoomLevel2 = w2.webContents.getZoomLevel()
|
|
assert.strictEqual(zoomLevel2, 0)
|
|
assert.notStrictEqual(zoomLevel1, zoomLevel2)
|
|
|
|
protocol.unregisterProtocol(zoomScheme, (error) => {
|
|
if (error) return done(error)
|
|
w2.setClosable(true)
|
|
w2.close()
|
|
done()
|
|
})
|
|
})
|
|
w.webContents.on('did-finish-load', () => {
|
|
w.webContents.setZoomLevel(hostZoomMap.host3)
|
|
w2.loadURL(`${zoomScheme}://host3`)
|
|
})
|
|
w.loadURL(`${zoomScheme}://host3`)
|
|
})
|
|
})
|
|
|
|
it('can persist when it contains iframe', (done) => {
|
|
const server = http.createServer((req, res) => {
|
|
setTimeout(() => {
|
|
res.end()
|
|
}, 200)
|
|
})
|
|
server.listen(0, '127.0.0.1', () => {
|
|
const url = 'http://127.0.0.1:' + server.address().port
|
|
const content = `<iframe src=${url}></iframe>`
|
|
w.webContents.on('did-frame-finish-load', (e, isMainFrame) => {
|
|
if (!isMainFrame) {
|
|
const zoomLevel = w.webContents.getZoomLevel()
|
|
assert.strictEqual(zoomLevel, 2.0)
|
|
|
|
w.webContents.setZoomLevel(0)
|
|
server.close()
|
|
done()
|
|
}
|
|
})
|
|
w.webContents.on('dom-ready', () => {
|
|
w.webContents.setZoomLevel(2.0)
|
|
})
|
|
w.loadURL(`data:text/html,${content}`)
|
|
})
|
|
})
|
|
|
|
it('cannot propagate when used with webframe', (done) => {
|
|
let finalZoomLevel = 0
|
|
const w2 = new BrowserWindow({
|
|
show: false
|
|
})
|
|
w2.webContents.on('did-finish-load', () => {
|
|
const zoomLevel1 = w.webContents.getZoomLevel()
|
|
assert.strictEqual(zoomLevel1, finalZoomLevel)
|
|
|
|
const zoomLevel2 = w2.webContents.getZoomLevel()
|
|
assert.strictEqual(zoomLevel2, 0)
|
|
assert.notStrictEqual(zoomLevel1, zoomLevel2)
|
|
|
|
w2.setClosable(true)
|
|
w2.close()
|
|
done()
|
|
})
|
|
ipcMain.once('temporary-zoom-set', (e, zoomLevel) => {
|
|
w2.loadFile(path.join(fixtures, 'pages', 'c.html'))
|
|
finalZoomLevel = zoomLevel
|
|
})
|
|
w.loadFile(path.join(fixtures, 'pages', 'webframe-zoom.html'))
|
|
})
|
|
|
|
it('cannot persist zoom level after navigation with webFrame', (done) => {
|
|
let initialNavigation = true
|
|
const source = `
|
|
const {ipcRenderer, webFrame} = require('electron')
|
|
webFrame.setZoomLevel(0.6)
|
|
ipcRenderer.send('zoom-level-set', webFrame.getZoomLevel())
|
|
`
|
|
w.webContents.on('did-finish-load', () => {
|
|
if (initialNavigation) {
|
|
w.webContents.executeJavaScript(source, () => {})
|
|
} else {
|
|
const zoomLevel = w.webContents.getZoomLevel()
|
|
assert.strictEqual(zoomLevel, 0)
|
|
done()
|
|
}
|
|
})
|
|
ipcMain.once('zoom-level-set', (e, zoomLevel) => {
|
|
assert.strictEqual(zoomLevel, 0.6)
|
|
w.loadFile(path.join(fixtures, 'pages', 'd.html'))
|
|
initialNavigation = false
|
|
})
|
|
w.loadFile(path.join(fixtures, 'pages', 'c.html'))
|
|
})
|
|
})
|
|
|
|
describe('webrtc ip policy api', () => {
|
|
it('can set and get webrtc ip policies', () => {
|
|
const policies = [
|
|
'default',
|
|
'default_public_interface_only',
|
|
'default_public_and_private_interfaces',
|
|
'disable_non_proxied_udp'
|
|
]
|
|
policies.forEach((policy) => {
|
|
w.webContents.setWebRTCIPHandlingPolicy(policy)
|
|
assert.strictEqual(w.webContents.getWebRTCIPHandlingPolicy(), policy)
|
|
})
|
|
})
|
|
})
|
|
|
|
describe('will-prevent-unload event', () => {
|
|
it('does not emit if beforeunload returns undefined', (done) => {
|
|
w.once('closed', () => {
|
|
done()
|
|
})
|
|
w.webContents.on('will-prevent-unload', (e) => {
|
|
assert.fail('should not have fired')
|
|
})
|
|
w.loadFile(path.join(fixtures, 'api', 'close-beforeunload-undefined.html'))
|
|
})
|
|
|
|
it('emits if beforeunload returns false', (done) => {
|
|
w.webContents.on('will-prevent-unload', () => {
|
|
done()
|
|
})
|
|
w.loadFile(path.join(fixtures, 'api', 'close-beforeunload-false.html'))
|
|
})
|
|
|
|
it('supports calling preventDefault on will-prevent-unload events', (done) => {
|
|
ipcRenderer.send('prevent-next-will-prevent-unload', w.webContents.id)
|
|
w.once('closed', () => done())
|
|
w.loadFile(path.join(fixtures, 'api', 'close-beforeunload-false.html'))
|
|
})
|
|
})
|
|
|
|
describe('render view deleted events', () => {
|
|
let server = null
|
|
|
|
before((done) => {
|
|
server = http.createServer((req, res) => {
|
|
const respond = () => {
|
|
if (req.url === '/redirect-cross-site') {
|
|
res.setHeader('Location', `${server.cross_site_url}/redirected`)
|
|
res.statusCode = 302
|
|
res.end()
|
|
} else if (req.url === '/redirected') {
|
|
res.end('<html><script>window.localStorage</script></html>')
|
|
} else {
|
|
res.end()
|
|
}
|
|
}
|
|
setTimeout(respond, 0)
|
|
})
|
|
server.listen(0, '127.0.0.1', () => {
|
|
server.url = `http://127.0.0.1:${server.address().port}`
|
|
server.cross_site_url = `http://localhost:${server.address().port}`
|
|
done()
|
|
})
|
|
})
|
|
|
|
after(() => {
|
|
server.close()
|
|
server = null
|
|
})
|
|
|
|
it('does not emit current-render-view-deleted when speculative RVHs are deleted', (done) => {
|
|
let currentRenderViewDeletedEmitted = false
|
|
w.webContents.once('destroyed', () => {
|
|
assert.strictEqual(currentRenderViewDeletedEmitted, false, 'current-render-view-deleted was emitted')
|
|
done()
|
|
})
|
|
const renderViewDeletedHandler = () => {
|
|
currentRenderViewDeletedEmitted = true
|
|
}
|
|
w.webContents.on('current-render-view-deleted', renderViewDeletedHandler)
|
|
w.webContents.on('did-finish-load', (e) => {
|
|
w.webContents.removeListener('current-render-view-deleted', renderViewDeletedHandler)
|
|
w.close()
|
|
})
|
|
w.loadURL(`${server.url}/redirect-cross-site`)
|
|
})
|
|
|
|
it('emits current-render-view-deleted if the current RVHs are deleted', (done) => {
|
|
let currentRenderViewDeletedEmitted = false
|
|
w.webContents.once('destroyed', () => {
|
|
assert.strictEqual(currentRenderViewDeletedEmitted, true, 'current-render-view-deleted wasn\'t emitted')
|
|
done()
|
|
})
|
|
w.webContents.on('current-render-view-deleted', () => {
|
|
currentRenderViewDeletedEmitted = true
|
|
})
|
|
w.webContents.on('did-finish-load', (e) => {
|
|
w.close()
|
|
})
|
|
w.loadURL(`${server.url}/redirect-cross-site`)
|
|
})
|
|
|
|
it('emits render-view-deleted if any RVHs are deleted', (done) => {
|
|
let rvhDeletedCount = 0
|
|
w.webContents.once('destroyed', () => {
|
|
const expectedRenderViewDeletedEventCount = 3 // 1 speculative upon redirection + 2 upon window close.
|
|
assert.strictEqual(rvhDeletedCount, expectedRenderViewDeletedEventCount, 'render-view-deleted wasn\'t emitted the expected nr. of times')
|
|
done()
|
|
})
|
|
w.webContents.on('render-view-deleted', () => {
|
|
rvhDeletedCount++
|
|
})
|
|
w.webContents.on('did-finish-load', (e) => {
|
|
w.close()
|
|
})
|
|
w.loadURL(`${server.url}/redirect-cross-site`)
|
|
})
|
|
})
|
|
|
|
describe('setIgnoreMenuShortcuts(ignore)', () => {
|
|
it('does not throw', () => {
|
|
assert.strictEqual(w.webContents.setIgnoreMenuShortcuts(true), undefined)
|
|
assert.strictEqual(w.webContents.setIgnoreMenuShortcuts(false), undefined)
|
|
})
|
|
})
|
|
|
|
describe('create()', () => {
|
|
it('does not crash on exit', async () => {
|
|
const appPath = path.join(__dirname, 'fixtures', 'api', 'leak-exit-webcontents.js')
|
|
const electronPath = remote.getGlobal('process').execPath
|
|
const appProcess = ChildProcess.spawn(electronPath, [appPath])
|
|
const [code] = await emittedOnce(appProcess, 'close')
|
|
expect(code).to.equal(0)
|
|
})
|
|
})
|
|
|
|
// Destroying webContents in its event listener is going to crash when
|
|
// Electron is built in Debug mode.
|
|
xdescribe('destroy()', () => {
|
|
let server
|
|
|
|
before((done) => {
|
|
server = http.createServer((request, response) => {
|
|
switch (request.url) {
|
|
case '/404':
|
|
response.statusCode = '404'
|
|
response.end()
|
|
break
|
|
case '/301':
|
|
response.statusCode = '301'
|
|
response.setHeader('Location', '/200')
|
|
response.end()
|
|
break
|
|
case '/200':
|
|
response.statusCode = '200'
|
|
response.end('hello')
|
|
break
|
|
default:
|
|
done('unsupported endpoint')
|
|
}
|
|
}).listen(0, '127.0.0.1', () => {
|
|
server.url = 'http://127.0.0.1:' + server.address().port
|
|
done()
|
|
})
|
|
})
|
|
|
|
after(() => {
|
|
server.close()
|
|
server = null
|
|
})
|
|
|
|
it('should not crash when invoked synchronously inside navigation observer', (done) => {
|
|
const events = [
|
|
{ name: 'did-start-loading', url: `${server.url}/200` },
|
|
{ name: 'dom-ready', url: `${server.url}/200` },
|
|
{ name: 'did-stop-loading', url: `${server.url}/200` },
|
|
{ name: 'did-finish-load', url: `${server.url}/200` },
|
|
// FIXME: Multiple Emit calls inside an observer assume that object
|
|
// will be alive till end of the observer. Synchronous `destroy` api
|
|
// violates this contract and crashes.
|
|
// { name: 'did-frame-finish-load', url: `${server.url}/200` },
|
|
{ name: 'did-fail-load', url: `${server.url}/404` }
|
|
]
|
|
const responseEvent = 'webcontents-destroyed'
|
|
|
|
function * genNavigationEvent () {
|
|
let eventOptions = null
|
|
while ((eventOptions = events.shift()) && events.length) {
|
|
eventOptions.responseEvent = responseEvent
|
|
ipcRenderer.send('test-webcontents-navigation-observer', eventOptions)
|
|
yield 1
|
|
}
|
|
}
|
|
|
|
const gen = genNavigationEvent()
|
|
ipcRenderer.on(responseEvent, () => {
|
|
if (!gen.next().value) done()
|
|
})
|
|
gen.next()
|
|
})
|
|
})
|
|
|
|
describe('did-change-theme-color event', () => {
|
|
it('is triggered with correct theme color', (done) => {
|
|
let count = 0
|
|
w.webContents.on('did-change-theme-color', (e, color) => {
|
|
if (count === 0) {
|
|
count += 1
|
|
assert.strictEqual(color, '#FFEEDD')
|
|
w.loadFile(path.join(fixtures, 'pages', 'base-page.html'))
|
|
} else if (count === 1) {
|
|
assert.strictEqual(color, null)
|
|
done()
|
|
}
|
|
})
|
|
w.loadFile(path.join(fixtures, 'pages', 'theme-color.html'))
|
|
})
|
|
})
|
|
|
|
describe('console-message event', () => {
|
|
it('is triggered with correct log message', (done) => {
|
|
w.webContents.on('console-message', (e, level, message) => {
|
|
// Don't just assert as Chromium might emit other logs that we should ignore.
|
|
if (message === 'a') {
|
|
done()
|
|
}
|
|
})
|
|
w.loadFile(path.join(fixtures, 'pages', 'a.html'))
|
|
})
|
|
})
|
|
|
|
describe('ipc-message event', () => {
|
|
it('emits when the renderer process sends an asynchronous message', async () => {
|
|
const webContents = remote.getCurrentWebContents()
|
|
const promise = emittedOnce(webContents, 'ipc-message')
|
|
|
|
ipcRenderer.send('message', 'Hello World!')
|
|
|
|
const [, channel, message] = await promise
|
|
expect(channel).to.equal('message')
|
|
expect(message).to.equal('Hello World!')
|
|
})
|
|
})
|
|
|
|
describe('ipc-message-sync event', () => {
|
|
it('emits when the renderer process sends a synchronous message', async () => {
|
|
const webContents = remote.getCurrentWebContents()
|
|
const promise = emittedOnce(webContents, 'ipc-message-sync')
|
|
|
|
ipcRenderer.send('handle-next-ipc-message-sync', 'foobar')
|
|
const result = ipcRenderer.sendSync('message', 'Hello World!')
|
|
|
|
const [, channel, message] = await promise
|
|
expect(channel).to.equal('message')
|
|
expect(message).to.equal('Hello World!')
|
|
expect(result).to.equal('foobar')
|
|
})
|
|
})
|
|
|
|
describe('referrer', () => {
|
|
it('propagates referrer information to new target=_blank windows', (done) => {
|
|
const server = http.createServer((req, res) => {
|
|
if (req.url === '/should_have_referrer') {
|
|
assert.strictEqual(req.headers.referer, 'http://127.0.0.1:' + server.address().port + '/')
|
|
return done()
|
|
}
|
|
res.end('<a id="a" href="/should_have_referrer" target="_blank">link</a>')
|
|
})
|
|
server.listen(0, '127.0.0.1', () => {
|
|
const url = 'http://127.0.0.1:' + server.address().port + '/'
|
|
w.webContents.once('did-finish-load', () => {
|
|
w.webContents.once('new-window', (event, newUrl, frameName, disposition, options, features, referrer) => {
|
|
assert.strictEqual(referrer.url, url)
|
|
assert.strictEqual(referrer.policy, 'no-referrer-when-downgrade')
|
|
})
|
|
w.webContents.executeJavaScript('a.click()')
|
|
})
|
|
w.loadURL(url)
|
|
})
|
|
})
|
|
|
|
// TODO(jeremy): window.open() in a real browser passes the referrer, but
|
|
// our hacked-up window.open() shim doesn't. It should.
|
|
xit('propagates referrer information to windows opened with window.open', (done) => {
|
|
const server = http.createServer((req, res) => {
|
|
if (req.url === '/should_have_referrer') {
|
|
assert.strictEqual(req.headers.referer, 'http://127.0.0.1:' + server.address().port + '/')
|
|
return done()
|
|
}
|
|
res.end('')
|
|
})
|
|
server.listen(0, '127.0.0.1', () => {
|
|
const url = 'http://127.0.0.1:' + server.address().port + '/'
|
|
w.webContents.once('did-finish-load', () => {
|
|
w.webContents.once('new-window', (event, newUrl, frameName, disposition, options, features, referrer) => {
|
|
assert.strictEqual(referrer.url, url)
|
|
assert.strictEqual(referrer.policy, 'no-referrer-when-downgrade')
|
|
})
|
|
w.webContents.executeJavaScript('window.open(location.href + "should_have_referrer")')
|
|
})
|
|
w.loadURL(url)
|
|
})
|
|
})
|
|
})
|
|
|
|
describe('webframe messages in sandboxed contents', () => {
|
|
it('responds to executeJavaScript', async () => {
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
sandbox: true
|
|
}
|
|
})
|
|
await w.loadURL('about:blank')
|
|
const result = await w.webContents.executeJavaScript('37 + 5')
|
|
assert.strictEqual(result, 42)
|
|
})
|
|
|
|
// TODO(miniak): remove when promisification is complete
|
|
it('responds to executeJavaScript (callback)', (done) => {
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
sandbox: true
|
|
}
|
|
})
|
|
w.webContents.once('did-finish-load', () => {
|
|
w.webContents.executeJavaScript('37 + 5', (result) => {
|
|
assert.strictEqual(result, 42)
|
|
done()
|
|
})
|
|
})
|
|
w.loadURL('about:blank')
|
|
})
|
|
})
|
|
|
|
describe('preload-error event', () => {
|
|
const generateSpecs = (description, sandbox) => {
|
|
describe(description, () => {
|
|
const tmpPreload = path.join(os.tmpdir(), 'preload.js')
|
|
|
|
before((done) => {
|
|
fs.writeFile(tmpPreload, '', done)
|
|
})
|
|
|
|
after((done) => {
|
|
fs.unlink(tmpPreload, () => done())
|
|
})
|
|
|
|
it('is triggered when unhandled exception is thrown', async () => {
|
|
const preload = path.join(fixtures, 'module', 'preload-error-exception.js')
|
|
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
sandbox,
|
|
preload
|
|
}
|
|
})
|
|
|
|
const promise = emittedOnce(w.webContents, 'preload-error')
|
|
w.loadURL('about:blank')
|
|
|
|
const [, preloadPath, error] = await promise
|
|
expect(preloadPath).to.equal(preload)
|
|
expect(error.message).to.equal('Hello World!')
|
|
})
|
|
|
|
it('is triggered on syntax errors', async () => {
|
|
const preload = path.join(fixtures, 'module', 'preload-error-syntax.js')
|
|
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
sandbox,
|
|
preload
|
|
}
|
|
})
|
|
|
|
const promise = emittedOnce(w.webContents, 'preload-error')
|
|
w.loadURL('about:blank')
|
|
|
|
const [, preloadPath, error] = await promise
|
|
expect(preloadPath).to.equal(preload)
|
|
expect(error.message).to.equal('foobar is not defined')
|
|
})
|
|
|
|
it('is triggered when preload script loading fails', async () => {
|
|
const preload = path.join(fixtures, 'module', 'preload-invalid.js')
|
|
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
sandbox,
|
|
preload
|
|
}
|
|
})
|
|
|
|
const promise = emittedOnce(w.webContents, 'preload-error')
|
|
w.loadURL('about:blank')
|
|
|
|
const [, preloadPath, error] = await promise
|
|
expect(preloadPath).to.equal(preload)
|
|
expect(error.message).to.contain('preload-invalid.js')
|
|
})
|
|
|
|
it('is triggered when preload script is outside of app path', async () => {
|
|
const preload = tmpPreload
|
|
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
sandbox,
|
|
preload
|
|
}
|
|
})
|
|
|
|
const promise = emittedOnce(w.webContents, 'preload-error')
|
|
w.loadURL('about:blank')
|
|
|
|
const [, preloadPath, error] = await promise
|
|
expect(preloadPath).to.equal(preload)
|
|
expect(error.message).to.contain('Preload scripts outside of app path are not allowed')
|
|
})
|
|
})
|
|
}
|
|
|
|
generateSpecs('without sandbox', false)
|
|
generateSpecs('with sandbox', true)
|
|
})
|
|
|
|
describe('takeHeapSnapshot()', () => {
|
|
it('works with sandboxed renderers', async () => {
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
sandbox: true
|
|
}
|
|
})
|
|
|
|
await w.loadURL('about:blank')
|
|
|
|
const filePath = path.join(remote.app.getPath('temp'), 'test.heapsnapshot')
|
|
|
|
const cleanup = () => {
|
|
try {
|
|
fs.unlinkSync(filePath)
|
|
} catch (e) {
|
|
// ignore error
|
|
}
|
|
}
|
|
|
|
try {
|
|
await w.webContents.takeHeapSnapshot(filePath)
|
|
const stats = fs.statSync(filePath)
|
|
expect(stats.size).not.to.be.equal(0)
|
|
} finally {
|
|
cleanup()
|
|
}
|
|
})
|
|
|
|
it('fails with invalid file path', async () => {
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
sandbox: true
|
|
}
|
|
})
|
|
|
|
await w.loadURL('about:blank')
|
|
|
|
const promise = w.webContents.takeHeapSnapshot('')
|
|
return expect(promise).to.be.eventually.rejectedWith(Error, 'takeHeapSnapshot failed')
|
|
})
|
|
})
|
|
|
|
describe('setBackgroundThrottling()', () => {
|
|
it('does not crash when allowing', (done) => {
|
|
w.webContents.setBackgroundThrottling(true)
|
|
done()
|
|
})
|
|
|
|
it('does not crash when disallowing', (done) => {
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
width: 400,
|
|
height: 400,
|
|
webPreferences: {
|
|
backgroundThrottling: true
|
|
}
|
|
})
|
|
|
|
w.webContents.setBackgroundThrottling(false)
|
|
done()
|
|
})
|
|
|
|
it('does not crash when called via BrowserWindow', (done) => {
|
|
w.setBackgroundThrottling(true)
|
|
done()
|
|
})
|
|
})
|
|
|
|
describe('getPrinterList()', () => {
|
|
before(function () {
|
|
if (!features.isPrintingEnabled()) {
|
|
return closeWindow(w).then(() => {
|
|
w = null
|
|
this.skip()
|
|
})
|
|
}
|
|
})
|
|
|
|
it('can get printer list', async () => {
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
sandbox: true
|
|
}
|
|
})
|
|
await w.loadURL('data:text/html,%3Ch1%3EHello%2C%20World!%3C%2Fh1%3E')
|
|
const printers = w.webContents.getPrinters()
|
|
assert.strictEqual(Array.isArray(printers), true)
|
|
})
|
|
})
|
|
|
|
describe('printToPDF()', () => {
|
|
before(function () {
|
|
if (!features.isPrintingEnabled()) {
|
|
return closeWindow(w).then(() => {
|
|
w = null
|
|
this.skip()
|
|
})
|
|
}
|
|
})
|
|
|
|
it('can print to PDF', async () => {
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
sandbox: true
|
|
}
|
|
})
|
|
await w.loadURL('data:text/html,%3Ch1%3EHello%2C%20World!%3C%2Fh1%3E')
|
|
const data = await w.webContents.printToPDF({})
|
|
assert.strictEqual(data instanceof Buffer, true)
|
|
assert.notStrictEqual(data.length, 0)
|
|
})
|
|
|
|
// TODO(miniak): remove when promisification is complete
|
|
it('can print to PDF (callback)', (done) => {
|
|
w.destroy()
|
|
w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
sandbox: true
|
|
}
|
|
})
|
|
w.webContents.once('did-finish-load', () => {
|
|
w.webContents.printToPDF({}, function (error, data) {
|
|
assert.strictEqual(error, null)
|
|
assert.strictEqual(data instanceof Buffer, true)
|
|
assert.notStrictEqual(data.length, 0)
|
|
done()
|
|
})
|
|
})
|
|
w.loadURL('data:text/html,%3Ch1%3EHello%2C%20World!%3C%2Fh1%3E')
|
|
})
|
|
})
|
|
})
|