node/test/parallel/test-process-exit.js

// Copyright Joyent, Inc. and other Node contributors.
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'use strict';
require('../common');
const assert = require('assert');

// calling .exit() from within "exit" should not overflow the call stack
let nexits = 0;

process.on('exit', function(code) {
  assert.strictEqual(nexits++, 0);
  assert.strictEqual(code, 0);
  process.exit();
});

// "exit" should be emitted unprovoked