node/test/parallel/test-fs-readfilesync-pipe-large.js
章礼平 fb37922cf3 test: change isAix to isAIX
This makes the naming more consistent with existing properties like
isFreeBSD where the capitalization of the property name is consistent
with the conventional styling of the operating system.

PR-URL: https://github.com/nodejs/node/pull/14263
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Bryan English <bryan@bryanenglish.com>
2017-07-16 02:24:47 -07:00

37 lines
1.1 KiB
JavaScript

'use strict';
const common = require('../common');
// simulate `cat readfile.js | node readfile.js`
if (common.isWindows || common.isAIX)
common.skip(`No /dev/stdin on ${process.platform}.`);
const assert = require('assert');
const path = require('path');
const fs = require('fs');
if (process.argv[2] === 'child') {
process.stdout.write(fs.readFileSync('/dev/stdin', 'utf8'));
return;
}
const filename = path.join(common.tmpDir, '/readfilesync_pipe_large_test.txt');
const dataExpected = 'a'.repeat(999999);
common.refreshTmpDir();
fs.writeFileSync(filename, dataExpected);
const exec = require('child_process').exec;
const f = JSON.stringify(__filename);
const node = JSON.stringify(process.execPath);
const cmd = `cat ${filename} | ${node} ${f} child`;
exec(cmd, { maxBuffer: 1000000 }, function(err, stdout, stderr) {
assert.ifError(err);
assert.strictEqual(stdout, dataExpected, 'it reads the file and outputs it');
assert.strictEqual(stderr, '', 'it does not write to stderr');
console.log('ok');
});
process.on('exit', function() {
fs.unlinkSync(filename);
});