Child Process survival test for node

child_process.js

setInterval(function () {
  console.log(Date.now());
}, 1000);

spawn_detached.js

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

//child doesn't exit on windows, for linux we should use stdio:'ignore'
const child = spawn('node', ['interval'], { detached: true, stdio: (os.type() !== 'Windows_NT')? 'ignore' : null});

child.unref();

spawn_inherit.js

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

const child = spawn('node', ['interval'], { stdio: 'inherit' });

spawnSync.js

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

const child = spawn('node', ['interval']);

spawnSync_inherit.js

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

const child = spawn('node', ['interval'], { stdio: 'inherit' });