node/test/internet/test-net-connect-timeout.js
Gibson Fahnestock 7a0e462f9f test: use eslint to fix var->const/let
Manually fix issues that eslint --fix couldn't do automatically.

PR-URL: https://github.com/nodejs/node/pull/10685
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Roman Reiss <me@silverwind.io>
2017-01-11 11:43:52 +00:00

30 lines
850 B
JavaScript

'use strict';
// This example attempts to time out before the connection is established
// https://groups.google.com/forum/#!topic/nodejs/UE0ZbfLt6t8
// https://groups.google.com/forum/#!topic/nodejs-dev/jR7-5UDqXkw
const common = require('../common');
const net = require('net');
const assert = require('assert');
const start = new Date();
const T = 100;
// 192.0.2.1 is part of subnet assigned as "TEST-NET" in RFC 5737.
// For use solely in documentation and example source code.
// In short, it should be unreachable.
// In practice, it's a network black hole.
const socket = net.createConnection(9999, '192.0.2.1');
socket.setTimeout(T);
socket.on('timeout', common.mustCall(function() {
console.error('timeout');
const now = new Date();
assert.ok(now - start < T + 500);
socket.destroy();
}));
socket.on('connect', common.fail);