1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
// 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 assert = require('assert');const { Readable, Writable } = require('stream');
// Pipe should pause temporarily if writable needs drain.{  const w = new Writable({    write(buf, encoding, callback) {      process.nextTick(callback);    },    highWaterMark: 1  });
  while (w.write('asd'));
  assert.strictEqual(w.writableNeedDrain, true);
  const r = new Readable({    read() {      this.push('asd');      this.push(null);    }  });
  r.on('pause', common.mustCall(2));  r.on('end', common.mustCall());
  r.pipe(w);}