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const assert = require('assert')
const ChildProcess = require('child_process')
const fs = require('fs')
const path = require('path')
const os = require('os')
const {ipcRenderer, remote} = require('electron')
const isCI = remote.getGlobal('isCi')
describe('node feature', function () {
var fixtures = path.join(__dirname, 'fixtures')
describe('child_process', function () {
describe('child_process.fork', function () {
it('works in current process', function (done) {
var child = ChildProcess.fork(path.join(fixtures, 'module', 'ping.js'))
child.on('message', function (msg) {
assert.equal(msg, 'message')
done()
})
child.send('message')
})
it('preserves args', function (done) {
var args = ['--expose_gc', '-test', '1']
var child = ChildProcess.fork(path.join(fixtures, 'module', 'process_args.js'), args)
child.on('message', function (msg) {
assert.deepEqual(args, msg.slice(2))
done()
})
child.send('message')
})
it('works in forked process', function (done) {
var child = ChildProcess.fork(path.join(fixtures, 'module', 'fork_ping.js'))
child.on('message', function (msg) {
assert.equal(msg, 'message')
done()
})
child.send('message')
})
it('works in forked process when options.env is specifed', function (done) {
var child = ChildProcess.fork(path.join(fixtures, 'module', 'fork_ping.js'), [], {
path: process.env['PATH']
})
child.on('message', function (msg) {
assert.equal(msg, 'message')
done()
})
child.send('message')
})
it('works in browser process', function (done) {
var fork = remote.require('child_process').fork
var child = fork(path.join(fixtures, 'module', 'ping.js'))
child.on('message', function (msg) {
assert.equal(msg, 'message')
done()
})
child.send('message')
})
it('has String::localeCompare working in script', function (done) {
var child = ChildProcess.fork(path.join(fixtures, 'module', 'locale-compare.js'))
child.on('message', function (msg) {
assert.deepEqual(msg, [0, -1, 1])
done()
})
child.send('message')
})
it('has setImmediate working in script', function (done) {
var child = ChildProcess.fork(path.join(fixtures, 'module', 'set-immediate.js'))
child.on('message', function (msg) {
assert.equal(msg, 'ok')
done()
})
child.send('message')
})
it('pipes stdio', function (done) {
let child = ChildProcess.fork(path.join(fixtures, 'module', 'process-stdout.js'), {silent: true})
let data = ''
child.stdout.on('data', (chunk) => {
data += String(chunk)
})
child.on('close', (code) => {
assert.equal(code, 0)
assert.equal(data, 'pipes stdio')
done()
})
})
it('works when sending a message to a process forked with the --eval argument', function (done) {
const source = "process.on('message', (message) => { process.send(message) })"
const forked = ChildProcess.fork('--eval', [source])
forked.once('message', (message) => {
assert.equal(message, 'hello')
done()
})
forked.send('hello')
})
})
describe('child_process.spawn', function () {
it('supports spawning Electron as a node process via the ELECTRON_RUN_AS_NODE env var', function (done) {
const child = ChildProcess.spawn(process.execPath, [path.join(__dirname, 'fixtures', 'module', 'run-as-node.js')], {
env: {
ELECTRON_RUN_AS_NODE: true
}
})
let output = ''
child.stdout.on('data', function (data) {
output += data
})
child.stdout.on('close', function () {
assert.deepEqual(JSON.parse(output), {
processLog: process.platform === 'win32' ? 'function' : 'undefined',
processType: 'undefined',
window: 'undefined'
})
done()
})
})
})
})
describe('contexts', function () {
describe('setTimeout in fs callback', function () {
if (process.env.TRAVIS === 'true') {
return
}
it('does not crash', function (done) {
fs.readFile(__filename, function () {
setTimeout(done, 0)
})
})
})
describe('error thrown in renderer process node context', function () {
it('gets emitted as a process uncaughtException event', function (done) {
const error = new Error('boo!')
const listeners = process.listeners('uncaughtException')
process.removeAllListeners('uncaughtException')
process.on('uncaughtException', (thrown) => {
assert.strictEqual(thrown, error)
process.removeAllListeners('uncaughtException')
listeners.forEach((listener) => {
process.on('uncaughtException', listener)
})
done()
})
fs.readFile(__filename, () => {
throw error
})
})
})
describe('error thrown in main process node context', function () {
it('gets emitted as a process uncaughtException event', function () {
const error = ipcRenderer.sendSync('handle-uncaught-exception', 'hello')
assert.equal(error, 'hello')
})
})
describe('promise rejection in main process node context', function () {
it('gets emitted as a process unhandledRejection event', function () {
const error = ipcRenderer.sendSync('handle-unhandled-rejection', 'hello')
assert.equal(error, 'hello')
})
})
describe('setTimeout called under Chromium event loop in browser process', function () {
it('can be scheduled in time', function (done) {
remote.getGlobal('setTimeout')(done, 0)
})
})
describe('setInterval called under Chromium event loop in browser process', function () {
it('can be scheduled in time', function (done) {
var clear, interval
clear = function () {
remote.getGlobal('clearInterval')(interval)
done()
}
interval = remote.getGlobal('setInterval')(clear, 10)
})
})
})
describe('message loop', function () {
describe('process.nextTick', function () {
it('emits the callback', function (done) {
process.nextTick(done)
})
it('works in nested calls', function (done) {
process.nextTick(function () {
process.nextTick(function () {
process.nextTick(done)
})
})
})
})
describe('setImmediate', function () {
it('emits the callback', function (done) {
setImmediate(done)
})
it('works in nested calls', function (done) {
setImmediate(function () {
setImmediate(function () {
setImmediate(done)
})
})
})
})
})
describe('net.connect', function () {
if (process.platform !== 'darwin') {
return
}
it('emit error when connect to a socket path without listeners', function (done) {
var socketPath = path.join(os.tmpdir(), 'atom-shell-test.sock')
var script = path.join(fixtures, 'module', 'create_socket.js')
var child = ChildProcess.fork(script, [socketPath])
child.on('exit', function (code) {
assert.equal(code, 0)
var client = require('net').connect(socketPath)
client.on('error', function (error) {
assert.equal(error.code, 'ECONNREFUSED')
done()
})
})
})
})
describe('Buffer', function () {
it('can be created from WebKit external string', function () {
var p = document.createElement('p')
p.innerText = '闲云潭影日悠悠，物换星移几度秋'
var b = new Buffer(p.innerText)
assert.equal(b.toString(), '闲云潭影日悠悠，物换星移几度秋')
assert.equal(Buffer.byteLength(p.innerText), 45)
})
it('correctly parses external one-byte UTF8 string', function () {
var p = document.createElement('p')
p.innerText = 'Jøhänñéß'
var b = new Buffer(p.innerText)
assert.equal(b.toString(), 'Jøhänñéß')
assert.equal(Buffer.byteLength(p.innerText), 13)
})
it('does not crash when creating large Buffers', function () {
var buffer = new Buffer(new Array(4096).join(' '))
assert.equal(buffer.length, 4095)
buffer = new Buffer(new Array(4097).join(' '))
assert.equal(buffer.length, 4096)
})
})
describe('process.stdout', function () {
it('does not throw an exception when accessed', function () {
assert.doesNotThrow(function () {
process.stdout
})
})
it('does not throw an exception when calling write()', function () {
assert.doesNotThrow(function () {
process.stdout.write('test')
})
})
it('should have isTTY defined on Mac and Linux', function () {
if (isCI) return
if (process.platform === 'win32') {
assert.equal(process.stdout.isTTY, undefined)
} else {
assert.equal(typeof process.stdout.isTTY, 'boolean')
}
})
})
describe('process.stdin', function () {
it('does not throw an exception when accessed', function () {
assert.doesNotThrow(function () {
process.stdin
})
})
it('returns null when read from', function () {
assert.equal(process.stdin.read(), null)
})
})
describe('process.version', function () {
it('should not have -pre', function () {
assert(!process.version.endsWith('-pre'))
})
})
describe('vm.createContext', function () {
it('should not crash', function () {
require('vm').runInNewContext('')
})
})
it('includes the electron version in process.versions', () => {
assert(/^\d+\.\d+\.\d+$/.test(process.versions.electron))
})
it('includes the chrome version in process.versions', () => {
assert(/^\d+\.\d+\.\d+\.\d+$/.test(process.versions.chrome))
})
})