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