'use strict'; const common = require('../common'); const assert = require('assert'); const cp = require('child_process'); const unicode = '中文测试'; // Length = 4, Byte length = 13 if (process.argv[2] === 'child') { console.log(unicode); } else { const cmd = `${process.execPath} ${__filename} child`; cp.exec(cmd, {maxBuffer: 10}, common.mustCall((err, stdout, stderr) => { assert.strictEqual(err.message, 'stdout maxBuffer exceeded'); })); }