0
0
mirror of https://github.com/nodejs/node.git synced 2024-12-01 16:10:02 +01:00
nodejs/test/parallel/test-child-process-validate-stdio.js
Evan Lucas 3bc7e58ab0 child_process: use stdio.fd even if it is 0
Previously, in _validateStdio we were using stdio.fd || stdio. If
stdio.fd was falsy (or 0 in the case of stdin), then the entire stdio
object would be passed which could cause a crash.

Fixes: https://github.com/nodejs/node/issues/2721
PR-URL: https://github.com/nodejs/node/pull/2727
Reviewed-By: silverwind - Roman Reiss <me@silverwind.io>
Reviewed-By: cjihrig - Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: indutny - Fedor Indutny <fedor.indutny@gmail.com>
2015-09-07 19:03:19 -05:00

43 lines
1.2 KiB
JavaScript

'use strict';
// Flags: --expose_internals
var assert = require('assert');
var common = require('../common');
var _validateStdio = require('internal/child_process')._validateStdio;
// should throw if string and not ignore, pipe, or inherit
assert.throws(function() {
_validateStdio('foo');
}, /Incorrect value of stdio option/);
// should throw if not a string or array
assert.throws(function() {
_validateStdio(600);
}, /Incorrect value of stdio option/);
// should populate stdio with undefined if len < 3
var stdio1 = [];
var result = _validateStdio(stdio1, false);
assert.equal(stdio1.length, 3);
assert.equal(result.hasOwnProperty('stdio'), true);
assert.equal(result.hasOwnProperty('ipc'), true);
assert.equal(result.hasOwnProperty('ipcFd'), true);
// should throw if stdio has ipc and sync is true
var stdio2 = ['ipc', 'ipc', 'ipc'];
assert.throws(function() {
_validateStdio(stdio2, true);
}, /You cannot use IPC with synchronous forks/);
const stdio3 = [process.stdin, process.stdout, process.stderr];
var result = _validateStdio(stdio3, false);
assert.deepStrictEqual(result, {
stdio: [
{ type: 'fd', fd: 0 },
{ type: 'fd', fd: 1 },
{ type: 'fd', fd: 2 }
],
ipc: undefined,
ipcFd: undefined
});