'use strict'; const common = require('../common'); const assert = require('assert'); const net = require('net'); assert.throws(function() { net.createServer('path'); }, common.expectsError({ code: 'ERR_INVALID_ARG_TYPE', type: TypeError })); assert.throws(function() { net.createServer(0); }, common.expectsError({ code: 'ERR_INVALID_ARG_TYPE', type: TypeError }));