'use strict'; var common = require('../common'); var assert = require('assert'); var net = require('net'); function close() { this.close(); } net.Server().listen({ port: undefined }, close); net.Server().listen({ port: '' + common.PORT }, close); [ 'nan', -1, 123.456, 0x10000, 1 / 0, -1 / 0, '+Infinity', '-Infinity' ].forEach(function(port) { assert.throws(function() { net.Server().listen({ port: port }, assert.fail); }, /port should be >= 0 and < 65536/i); }); [null, true, false].forEach(function(port) { assert.throws(function() { net.Server().listen({ port: port }, assert.fail); }, /invalid listen argument/i); });