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denoland-deno/tests/node_compat/test/parallel/test-stream3-pipeline-async-iterator.js
Yoshiya Hinosawa fb24fd37c9
test: add node compat test cases (#27134)
This PR enables node compat test cases found passing by using the tool
added in #27122

The percentage of passing test case increases from 16.16% to 30.43% by
this change.
2024-12-04 11:37:20 +09:00

34 lines
973 B
JavaScript

// deno-fmt-ignore-file
// deno-lint-ignore-file
// Copyright Joyent and Node contributors. All rights reserved. MIT license.
// Taken from Node 20.11.1
// This file is automatically generated by `tests/node_compat/runner/setup.ts`. Do not modify this file manually.
/* eslint-disable node-core/require-common-first, require-yield */
'use strict';
const { pipeline } = require('node:stream/promises');
{
// Ensure that async iterators can act as readable and writable streams
async function* myCustomReadable() {
yield 'Hello';
yield 'World';
}
const messages = [];
async function* myCustomWritable(stream) {
for await (const chunk of stream) {
messages.push(chunk);
}
}
(async () => {
await pipeline(
myCustomReadable,
myCustomWritable,
);
// Importing here to avoid initializing streams
require('assert').deepStrictEqual(messages, ['Hello', 'World']);
})()
.then(require('../common').mustCall());
}