'use strict';
require('../common');const assert = require('assert');const { addAbortSignal, Readable } = require('stream');const { addAbortSignalNoValidate,} = require('internal/streams/add-abort-signal');
{ assert.throws(() => { addAbortSignal('INVALID_SIGNAL'); }, /ERR_INVALID_ARG_TYPE/);
const ac = new AbortController(); assert.throws(() => { addAbortSignal(ac.signal, 'INVALID_STREAM'); }, /ERR_INVALID_ARG_TYPE/);}
{ const r = new Readable({ read: () => {}, }); assert.deepStrictEqual(r, addAbortSignalNoValidate('INVALID_SIGNAL', r));}