test-net-server-call-listen-multiple-times.js

// deno-fmt-ignore-file
// deno-lint-ignore-file

// Copyright Joyent and Node contributors. All rights reserved. MIT license.
// Taken from Node 16.13.0
// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually

'use strict';

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

// TODO: support net.Server() without new

// First test. Check that after error event you can listen right away.
{
  const dummyServer = new net.Server();
  const server = new net.Server();

  // Run some server in order to simulate EADDRINUSE error.
  dummyServer.listen(common.mustCall(() => {
    // Try to listen used port.
    server.listen(dummyServer.address().port);
  }));

  server.on('error', common.mustCall((e) => {
    server.listen(common.mustCall(() => {
      dummyServer.close();
      server.close();
    }));
  }));
}

// Second test. Check that second listen call throws an error.
{
  const server = new net.Server();

  server.listen(common.mustCall(() => server.close()));

  assert.throws(() => server.listen(), {
    code: 'ERR_SERVER_ALREADY_LISTEN',
    name: 'Error'
  });
}

// Third test.
// Check that after the close call you can run listen method just fine.
{
  const server = new net.Server();

  server.listen(common.mustCall(() => {
    server.close();
    server.listen(common.mustCall(() => server.close()));
  }));
}