denoland-deno/tests/node_compat/test/parallel/test-dgram-send-callback-multi-buffer.js

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

// Copyright Joyent and Node contributors. All rights reserved. MIT license.
// Taken from Node 20.11.1
// This file is automatically generated by `tests/node_compat/runner/setup.ts`. Do not modify this file manually.

'use strict';

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

const client = dgram.createSocket('udp4');

const messageSent = common.mustCall((err, bytes) => {
  assert.strictEqual(bytes, buf1.length + buf2.length);
});

const buf1 = Buffer.alloc(256, 'x');
const buf2 = Buffer.alloc(256, 'y');

client.on('listening', () => {
  const port = client.address().port;
  client.send([buf1, buf2], port, common.localhostIPv4, messageSent);
});

client.on('message', common.mustCall((buf, info) => {
  const expected = Buffer.concat([buf1, buf2]);
  assert.ok(buf.equals(expected), 'message was received correctly');
  client.close();
}));

client.bind(0);