const fs = require('fs');

const assert = require('assert');

const os = require('os');

const child_process = require('child_process');

const { exec, execSync, spawn, spawnSync } = require('child_process');

const stream = require('stream');

const util = require('util');

const Timer = process.binding('timer_wrap').Timer;

if (inFreeBSDJail !== null) return inFreeBSDJail;

if (exports.isFreeBSD &&

child_process.execSync('sysctl -n security.jail.jailed').toString() ===

execSync('sysctl -n security.jail.jailed').toString() ===

'1\n') {

inFreeBSDJail = true;

} else {

if (exports.isWindows) opensslCli += '.exe';

const opensslCmd = child_process.spawnSync(opensslCli, ['version']);

const opensslCmd = spawnSync(opensslCli, ['version']);

if (opensslCmd.status !== 0 || opensslCmd.error !== undefined) {

// openssl command cannot be executed

opensslCli = false;

}

testCmd += `"${process.argv[0]}" --abort-on-uncaught-exception `;

testCmd += `"${process.argv[1]}" child`;

const child = child_process.exec(testCmd);

const child = exec(testCmd);

child.on('exit', function onExit(exitCode, signal) {

const errMsg = 'Test should have aborted ' +

`but instead exited with exit code ${exitCode}` +

exports.spawnCat = function(options) {

const spawn = require('child_process').spawn;

if (exports.isWindows) {

return spawn('more', [], options);

} else {

exports.spawnSyncCat = function(options) {

const spawnSync = require('child_process').spawnSync;

if (exports.isWindows) {

return spawnSync('more', [], options);

} else {

exports.spawnPwd = function(options) {

const spawn = require('child_process').spawn;

if (exports.isWindows) {

return spawn('cmd.exe', ['/c', 'cd'], options);

} else {

exports.spawnSyncPwd = function(options) {

const spawnSync = require('child_process').spawnSync;

if (exports.isWindows) {

return spawnSync('cmd.exe', ['/c', 'cd'], options);

} else {