node/test/parallel/test-fs-readfilesync-pipe-large.js
Antoine du Hamel 99e0d0d218
test: add escapePOSIXShell util
PR-URL: https://github.com/nodejs/node/pull/55125
Reviewed-By: Jacob Smith <jacob@frende.me>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: LiviaMedeiros <livia@cirno.name>
Reviewed-By: Moshe Atlow <moshe@atlow.co.il>
2024-09-29 20:44:52 +00:00

35 lines
958 B
JavaScript

'use strict';
const common = require('../common');
// Simulate `cat readfile.js | node readfile.js`
if (common.isWindows || common.isAIX || common.isIBMi)
common.skip(`No /dev/stdin on ${process.platform}.`);
const assert = require('assert');
const fs = require('fs');
if (process.argv[2] === 'child') {
process.stdout.write(fs.readFileSync('/dev/stdin', 'utf8'));
return;
}
const tmpdir = require('../common/tmpdir');
const filename = tmpdir.resolve('readfilesync_pipe_large_test.txt');
const dataExpected = 'a'.repeat(999999);
tmpdir.refresh();
fs.writeFileSync(filename, dataExpected);
const exec = require('child_process').exec;
const [cmd, opts] = common.escapePOSIXShell`"${process.execPath}" "${__filename}" child < "${filename}"`;
exec(
cmd,
{ ...opts, maxBuffer: 1_000_000 },
common.mustSucceed((stdout, stderr) => {
assert.strictEqual(stdout, dataExpected);
assert.strictEqual(stderr, '');
console.log('ok');
})
);