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 socket = dgram.createSocket('udp4'); 27 28socket.bind(0); 29socket.on('listening', common.mustCall(() => { 30 const result = socket.setMulticastTTL(16); 31 assert.strictEqual(result, 16); 32 33 // Try to set an invalid TTL (valid ttl is > 0 and < 256) 34 assert.throws(() => { 35 socket.setMulticastTTL(1000); 36 }, /^Error: setMulticastTTL EINVAL$/); 37 38 assert.throws(() => { 39 socket.setMulticastTTL('foo'); 40 }, { 41 code: 'ERR_INVALID_ARG_TYPE', 42 name: 'TypeError', 43 message: 'The "ttl" argument must be of type number. Received type string' + 44 " ('foo')" 45 }); 46 47 // Close the socket 48 socket.close(); 49})); 50