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denoland-deno/cli/tests/node_compat/test/parallel/test-stream-pipe-cleanup-pause.js
Yoshiya Hinosawa 6915a9b7a7
test(ext/node): more node compat tests (#17827)
This PR adds the remaining ~650 Node.js compat test cases from std/node.

Among these 650 cases, about 130 cases are now failing. These failing
cases are prefixed with `TODO:` in `tests/node_compat/config.json`.
These will be addressed in later PRs.
2023-02-20 16:35:04 +01:00

44 lines
1.2 KiB
JavaScript

// deno-fmt-ignore-file
// deno-lint-ignore-file
// Copyright Joyent and Node contributors. All rights reserved. MIT license.
// Taken from Node 18.12.1
// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
'use strict';
const common = require('../common');
const stream = require('stream');
const reader = new stream.Readable();
const writer1 = new stream.Writable();
const writer2 = new stream.Writable();
// 560000 is chosen here because it is larger than the (default) highWaterMark
// and will cause `.write()` to return false
// See: https://github.com/nodejs/node/issues/2323
const buffer = Buffer.allocUnsafe(560000);
reader._read = () => {};
writer1._write = common.mustCall(function(chunk, encoding, cb) {
this.emit('chunk-received');
cb();
}, 1);
writer1.once('chunk-received', function() {
reader.unpipe(writer1);
reader.pipe(writer2);
reader.push(buffer);
setImmediate(function() {
reader.push(buffer);
setImmediate(function() {
reader.push(buffer);
});
});
});
writer2._write = common.mustCall(function(chunk, encoding, cb) {
cb();
}, 3);
reader.pipe(writer1);
reader.push(buffer);