deno.land / std@0.166.0 / node / _tools / test / parallel / test-stream-pipeline-async-iterator.js

test-stream-pipeline-async-iterator.js
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// deno-fmt-ignore-file// deno-lint-ignore-file
// Copyright Joyent and Node contributors. All rights reserved. MIT license.// Taken from Node 18.12.0// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
'use strict';
const common = require('../common');const { Readable, PassThrough, pipeline } = require('stream');const assert = require('assert');
const _err = new Error('kaboom');
async function run() { const source = new Readable({ read() { } }); source.push('hello'); source.push('world');
setImmediate(() => { source.destroy(_err); });
const iterator = pipeline( source, new PassThrough(), () => {});
iterator.setEncoding('utf8');
for await (const k of iterator) { assert.strictEqual(k, 'helloworld'); }}
run().catch(common.mustCall((err) => assert.strictEqual(err, _err)));
std

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a year ago