test/parallel/test-regress-GH-5727.js


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'use strict';
const common = require('../common');
const assert = require('assert');
const net = require('net');

const invalidPort = -1 >>> 0;
const errorMessage = /"port" argument must be >= 0 and < 65536/;

net.Server().listen(0, function() {
  const address = this.address();
  const key = `${address.family.slice(-1)}:${address.address}:0`;

  assert.strictEqual(this._connectionKey, key);
  this.close();
});

// The first argument is a configuration object
assert.throws(() => {
  net.Server().listen({ port: invalidPort }, common.mustNotCall());
}, errorMessage);

// The first argument is the port, no IP given.
assert.throws(() => {
  net.Server().listen(invalidPort, common.mustNotCall());
}, errorMessage);

// The first argument is the port, the second an IP.
assert.throws(() => {
  net.Server().listen(invalidPort, '0.0.0.0', common.mustNotCall());
}, errorMessage);