node/test/parallel/test-tls-connect-no-host.js

'use strict';
var common = require('../common');

if (!common.hasCrypto) {
  console.log('1..0 # Skipped: missing crypto');
  return;
}
var tls = require('tls');

var assert = require('assert');
var fs = require('fs');
var path = require('path');

var cert = fs.readFileSync(path.join(common.fixturesDir, 'test_cert.pem'));
var key = fs.readFileSync(path.join(common.fixturesDir, 'test_key.pem'));

// https://github.com/nodejs/node/issues/1489
// tls.connect(options) with no options.host should accept a cert with
//   CN:'localhost'
tls.createServer({
  key: key,
  cert: cert
}).listen(common.PORT);

var socket = tls.connect({
  port: common.PORT,
  ca: cert,
  // No host set here. 'localhost' is the default,
  // but tls.checkServerIdentity() breaks before the fix with:
  // Error: Hostname/IP doesn't match certificate's altnames:
  //   "Host: undefined. is not cert's CN: localhost"
}, function() {
  assert(socket.authorized);
  process.exit();
});