node/test/parallel/test-child-process-validate-stdio.js
Anna Henningsen 229dca3dee
test,tools: enable running tests under workers
Enable running tests inside workers by passing `--worker`
to `tools/test.py`. A number of tests are marked as skipped,
or have been slightly altered to fit the different environment.

PR-URL: https://github.com/nodejs/node/pull/20876
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Shingo Inoue <leko.noor@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: John-David Dalton <john.david.dalton@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
2018-06-06 19:44:11 +02:00

50 lines
1.5 KiB
JavaScript

'use strict';
// Flags: --expose_internals
const common = require('../common');
const assert = require('assert');
const _validateStdio = require('internal/child_process')._validateStdio;
const expectedError =
common.expectsError({ code: 'ERR_INVALID_OPT_VALUE', type: TypeError }, 2);
// should throw if string and not ignore, pipe, or inherit
assert.throws(() => _validateStdio('foo'), expectedError);
// should throw if not a string or array
assert.throws(() => _validateStdio(600), expectedError);
// should populate stdio with undefined if len < 3
{
const stdio1 = [];
const result = _validateStdio(stdio1, false);
assert.strictEqual(stdio1.length, 3);
assert.strictEqual(result.hasOwnProperty('stdio'), true);
assert.strictEqual(result.hasOwnProperty('ipc'), true);
assert.strictEqual(result.hasOwnProperty('ipcFd'), true);
}
// should throw if stdio has ipc and sync is true
const stdio2 = ['ipc', 'ipc', 'ipc'];
common.expectsError(() => _validateStdio(stdio2, true),
{ code: 'ERR_IPC_SYNC_FORK', type: Error }
);
if (common.isMainThread) {
const stdio3 = [process.stdin, process.stdout, process.stderr];
const result = _validateStdio(stdio3, false);
assert.deepStrictEqual(result, {
stdio: [
{ type: 'fd', fd: 0 },
{ type: 'fd', fd: 1 },
{ type: 'fd', fd: 2 }
],
ipc: undefined,
ipcFd: undefined
});
} else {
common.printSkipMessage(
'stdio is not associated with file descriptors in Workers');
}