'use strict'; const common = require('../common'); var util = require('util'); var assert = require('assert'); var exec = require('child_process').exec; var cmd = ['"' + process.execPath + '"', '-e', '"console.error(process.argv)"', 'foo', 'bar'].join(' '); var expected = util.format([process.execPath, 'foo', 'bar']) + '\n'; exec(cmd, common.mustCall(function(err, stdout, stderr) { assert.ifError(err); assert.equal(stderr, expected); }));