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denoland-deno/tests/node_compat/test/parallel/test-stream-readable-hwm-0-async.js
Yoshiya Hinosawa d04d5677d9
chore: update node_compat setup script (#27051)
This PR updates the node_compat setup script. Now the copied version in
each test file is corrected. Also `TODO.md` links to the correct files
in Node.js repo.
2024-11-25 22:35:53 +09:00

34 lines
914 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.
'use strict';
const common = require('../common');
// This test ensures that Readable stream will continue to call _read
// for streams with highWaterMark === 0 once the stream returns data
// by calling push() asynchronously.
const { Readable } = require('stream');
let count = 5;
const r = new Readable({
// Called 6 times: First 5 return data, last one signals end of stream.
read: common.mustCall(() => {
process.nextTick(common.mustCall(() => {
if (count--)
r.push('a');
else
r.push(null);
}));
}, 6),
highWaterMark: 0,
});
r.on('end', common.mustCall());
r.on('data', common.mustCall(5));