1// Copyright Joyent, Inc. and other Node contributors. 2// 3// Permission is hereby granted, free of charge, to any person obtaining a 4// copy of this software and associated documentation files (the 5// "Software"), to deal in the Software without restriction, including 6// without limitation the rights to use, copy, modify, merge, publish, 7// distribute, sublicense, and/or sell copies of the Software, and to permit 8// persons to whom the Software is furnished to do so, subject to the 9// following conditions: 10// 11// The above copyright notice and this permission notice shall be included 12// in all copies or substantial portions of the Software. 13// 14// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 15// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 16// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN 17// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 18// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 19// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 20// USE OR OTHER DEALINGS IN THE SOFTWARE. 21 22'use strict'; 23const common = require('../common'); 24const assert = require('assert'); 25const dgram = require('dgram'); 26const message_to_send = 'A message to send'; 27 28const server = dgram.createSocket('udp4'); 29server.on('message', common.mustCall((msg, rinfo) => { 30 assert.strictEqual(rinfo.address, common.localhostIPv4); 31 assert.strictEqual(msg.toString(), message_to_send.toString()); 32 server.send(msg, 0, msg.length, rinfo.port, rinfo.address); 33})); 34server.on('listening', common.mustCall(() => { 35 const client = dgram.createSocket('udp4'); 36 const port = server.address().port; 37 client.on('message', common.mustCall((msg, rinfo) => { 38 assert.strictEqual(rinfo.address, common.localhostIPv4); 39 assert.strictEqual(rinfo.port, port); 40 assert.strictEqual(msg.toString(), message_to_send.toString()); 41 client.close(); 42 server.close(); 43 })); 44 client.send(message_to_send, 45 0, 46 message_to_send.length, 47 port, 48 'localhost'); 49 client.on('close', common.mustCall()); 50})); 51server.on('close', common.mustCall()); 52server.bind(0); 53