2019-09-20 14:41:40 +00:00
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import { expect } from 'chai'
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import * as childProcess from 'child_process'
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import * as path from 'path'
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import * as util from 'util'
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2019-11-01 20:37:02 +00:00
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import { emittedOnce } from './events-helpers'
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import { ifdescribe, ifit } from './spec-helpers'
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import { webContents, WebContents } from 'electron'
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2019-09-20 14:41:40 +00:00
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const features = process.electronBinding('features')
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describe('node feature', () => {
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const fixtures = path.join(__dirname, '..', 'spec', 'fixtures')
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describe('child_process', () => {
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describe('child_process.fork', () => {
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it('works in browser process', (done) => {
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const child = childProcess.fork(path.join(fixtures, 'module', 'ping.js'))
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child.on('message', (msg) => {
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expect(msg).to.equal('message')
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done()
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})
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child.send('message')
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})
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})
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})
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describe('contexts', () => {
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describe('setTimeout called under Chromium event loop in browser process', () => {
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it('can be scheduled in time', (done) => {
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setTimeout(done, 0)
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})
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it('can be promisified', (done) => {
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util.promisify(setTimeout)(0).then(done)
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})
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})
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describe('setInterval called under Chromium event loop in browser process', () => {
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it('can be scheduled in time', (done) => {
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let interval: any = null
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let clearing = false
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const clear = () => {
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if (interval === null || clearing) return
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// interval might trigger while clearing (remote is slow sometimes)
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clearing = true
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clearInterval(interval)
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clearing = false
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interval = null
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done()
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}
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interval = setInterval(clear, 10)
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})
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})
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})
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2019-11-02 01:06:15 +00:00
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describe('NODE_OPTIONS', () => {
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let child: childProcess.ChildProcessWithoutNullStreams
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let exitPromise: Promise<any[]>
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afterEach(async () => {
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if (child && exitPromise) {
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const [code, signal] = await exitPromise
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expect(signal).to.equal(null)
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expect(code).to.equal(0)
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} else if (child) {
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child.kill()
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}
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})
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it('fails for options disallowed by Node.js itself', (done) => {
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const env = Object.assign({}, process.env, { NODE_OPTIONS: '--v8-options' });
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child = childProcess.spawn(process.execPath, { env })
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function cleanup () {
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child.stderr.removeListener('data', listener)
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child.stdout.removeListener('data', listener)
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}
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let output = ''
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function listener (data: Buffer) {
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output += data
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if (/electron: --v8-options is not allowed in NODE_OPTIONS/m.test(output)) {
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cleanup()
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done()
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}
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}
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child.stderr.on('data', listener)
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child.stdout.on('data', listener)
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})
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it('disallows crypto-related options', (done) => {
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const env = Object.assign({}, process.env, { NODE_OPTIONS: '--use-openssl-ca' });
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child = childProcess.spawn(process.execPath, ['--enable-logging'], { env })
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function cleanup () {
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child.stderr.removeListener('data', listener)
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child.stdout.removeListener('data', listener)
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}
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let output = ''
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function listener (data: Buffer) {
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output += data
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if (/The NODE_OPTION --use-openssl-ca is not supported in Electron/m.test(output)) {
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cleanup()
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done()
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}
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}
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child.stderr.on('data', listener)
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child.stdout.on('data', listener)
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})
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})
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2019-09-20 14:41:40 +00:00
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ifdescribe(features.isRunAsNodeEnabled())('inspector', () => {
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let child: childProcess.ChildProcessWithoutNullStreams
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let exitPromise: Promise<any[]>
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afterEach(async () => {
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if (child && exitPromise) {
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const [code, signal] = await exitPromise
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expect(signal).to.equal(null)
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expect(code).to.equal(0)
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} else if (child) {
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child.kill()
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}
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})
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it('supports starting the v8 inspector with --inspect/--inspect-brk', (done) => {
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child = childProcess.spawn(process.execPath, ['--inspect-brk', path.join(fixtures, 'module', 'run-as-node.js')], {
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env: {
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ELECTRON_RUN_AS_NODE: 'true'
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}
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})
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let output = ''
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function cleanup () {
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child.stderr.removeListener('data', errorDataListener)
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child.stdout.removeListener('data', outDataHandler)
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}
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function errorDataListener (data: Buffer) {
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output += data
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2019-10-09 17:59:08 +00:00
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if (/^Debugger listening on ws:/m.test(output)) {
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2019-09-20 14:41:40 +00:00
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cleanup()
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done()
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}
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}
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function outDataHandler (data: Buffer) {
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cleanup()
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done(new Error(`Unexpected output: ${data.toString()}`))
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}
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child.stderr.on('data', errorDataListener)
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child.stdout.on('data', outDataHandler)
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})
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it('supports starting the v8 inspector with --inspect and a provided port', (done) => {
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child = childProcess.spawn(process.execPath, ['--inspect=17364', path.join(fixtures, 'module', 'run-as-node.js')], {
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env: {
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ELECTRON_RUN_AS_NODE: 'true'
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}
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})
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exitPromise = emittedOnce(child, 'exit')
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let output = ''
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function cleanup () {
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child.stderr.removeListener('data', errorDataListener)
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child.stdout.removeListener('data', outDataHandler)
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}
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function errorDataListener (data: Buffer) {
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output += data
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2019-10-09 17:59:08 +00:00
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if (/^Debugger listening on ws:/m.test(output)) {
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2019-09-20 14:41:40 +00:00
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expect(output.trim()).to.contain(':17364', 'should be listening on port 17364')
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cleanup()
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done()
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}
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}
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function outDataHandler (data: Buffer) {
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cleanup()
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done(new Error(`Unexpected output: ${data.toString()}`))
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}
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child.stderr.on('data', errorDataListener)
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child.stdout.on('data', outDataHandler)
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})
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it('does not start the v8 inspector when --inspect is after a -- argument', (done) => {
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child = childProcess.spawn(process.execPath, [path.join(fixtures, 'module', 'noop.js'), '--', '--inspect'])
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exitPromise = emittedOnce(child, 'exit')
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let output = ''
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function dataListener (data: Buffer) {
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output += data
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}
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child.stderr.on('data', dataListener)
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child.stdout.on('data', dataListener)
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child.on('exit', () => {
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if (output.trim().startsWith('Debugger listening on ws://')) {
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done(new Error('Inspector was started when it should not have been'))
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} else {
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done()
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}
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})
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})
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// IPC Electron child process not supported on Windows
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ifit(process.platform !== 'win32')('does does not crash when quitting with the inspector connected', function (done) {
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child = childProcess.spawn(process.execPath, [path.join(fixtures, 'module', 'delay-exit'), '--inspect=0'], {
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stdio: ['ipc']
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}) as childProcess.ChildProcessWithoutNullStreams
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exitPromise = emittedOnce(child, 'exit')
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let output = ''
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function dataListener (data: Buffer) {
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output += data
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if (output.trim().indexOf('Debugger listening on ws://') > -1 && output.indexOf('\n') > -1) {
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const socketMatch = output.trim().match(/(ws:\/\/.+:[0-9]+\/.+?)\n/gm)
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if (socketMatch && socketMatch[0]) {
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child.stderr.removeListener('data', dataListener)
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child.stdout.removeListener('data', dataListener)
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const w = (webContents as any).create({}) as WebContents
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w.loadURL('about:blank')
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.then(() => w.executeJavaScript(`new Promise(resolve => {
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const connection = new WebSocket(${JSON.stringify(socketMatch[0])})
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connection.onopen = () => {
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resolve()
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connection.close()
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}
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})`))
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.then(() => {
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(w as any).destroy()
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child.send('plz-quit')
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done()
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})
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}
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}
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}
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child.stderr.on('data', dataListener)
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child.stdout.on('data', dataListener)
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})
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it('supports js binding', (done) => {
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child = childProcess.spawn(process.execPath, ['--inspect', path.join(fixtures, 'module', 'inspector-binding.js')], {
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env: {
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ELECTRON_RUN_AS_NODE: 'true'
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},
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stdio: ['ipc']
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}) as childProcess.ChildProcessWithoutNullStreams
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exitPromise = emittedOnce(child, 'exit')
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child.on('message', ({ cmd, debuggerEnabled, success }) => {
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if (cmd === 'assert') {
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expect(debuggerEnabled).to.be.true()
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expect(success).to.be.true()
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done()
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}
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})
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})
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})
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it('can find a module using a package.json main field', () => {
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const result = childProcess.spawnSync(process.execPath, [path.resolve(fixtures, 'api', 'electron-main-module', 'app.asar')])
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expect(result.status).to.equal(0)
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})
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2019-10-09 17:59:08 +00:00
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})
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