1// Flags: --expose-internals 2// Copyright Joyent, Inc. and other Node contributors. 3// 4// Permission is hereby granted, free of charge, to any person obtaining a 5// copy of this software and associated documentation files (the 6// "Software"), to deal in the Software without restriction, including 7// without limitation the rights to use, copy, modify, merge, publish, 8// distribute, sublicense, and/or sell copies of the Software, and to permit 9// persons to whom the Software is furnished to do so, subject to the 10// following conditions: 11// 12// The above copyright notice and this permission notice shall be included 13// in all copies or substantial portions of the Software. 14// 15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 16// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 17// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN 18// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 19// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 20// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 21// USE OR OTHER DEALINGS IN THE SOFTWARE. 22 23'use strict'; 24require('../common'); 25const assert = require('assert'); 26 27const { internalBinding } = require('internal/test/binding'); 28const { TCP, constants: TCPConstants } = internalBinding('tcp_wrap'); 29const { UV_EINVAL } = internalBinding('uv'); 30 31const handle = new TCP(TCPConstants.SOCKET); 32 33// Should be able to bind to the port 34let err = handle.bind('0.0.0.0', 0); 35assert.strictEqual(err, 0); 36 37// Should not be able to bind to the same port again 38const out = {}; 39handle.getsockname(out); 40err = handle.bind('0.0.0.0', out.port); 41assert.strictEqual(err, UV_EINVAL); 42 43handle.close(); 44