11cb0ef41Sopenharmony_ci'use strict'; 21cb0ef41Sopenharmony_ci 31cb0ef41Sopenharmony_ciconst common = require('../common'); 41cb0ef41Sopenharmony_ciconst net = require('net'); 51cb0ef41Sopenharmony_ciconst assert = require('assert'); 61cb0ef41Sopenharmony_ci 71cb0ef41Sopenharmony_ciconst server = net.createServer().listen(0, connectToServer); 81cb0ef41Sopenharmony_ci 91cb0ef41Sopenharmony_cifunction connectToServer() { 101cb0ef41Sopenharmony_ci const client = net.createConnection(this.address().port, () => { 111cb0ef41Sopenharmony_ci client.on('error', common.mustNotCall()); 121cb0ef41Sopenharmony_ci assert.throws(() => { 131cb0ef41Sopenharmony_ci client.write(1337); 141cb0ef41Sopenharmony_ci }, { 151cb0ef41Sopenharmony_ci code: 'ERR_INVALID_ARG_TYPE', 161cb0ef41Sopenharmony_ci name: 'TypeError' 171cb0ef41Sopenharmony_ci }); 181cb0ef41Sopenharmony_ci 191cb0ef41Sopenharmony_ci client.destroy(); 201cb0ef41Sopenharmony_ci }) 211cb0ef41Sopenharmony_ci .on('close', () => server.close()); 221cb0ef41Sopenharmony_ci} 23