deno.land / std@0.166.0 / node / _tools / test / parallel / test-buffer-iterator.js

test-buffer-iterator.js
نووسراو ببینە
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
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
// 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';require('../common');const assert = require('assert');
const buffer = Buffer.from([1, 2, 3, 4, 5]);let arr;let b;
// Buffers should be iterable
arr = [];
for (b of buffer) arr.push(b);
assert.deepStrictEqual(arr, [1, 2, 3, 4, 5]);

// Buffer iterators should be iterable
arr = [];
for (b of buffer[Symbol.iterator]()) arr.push(b);
assert.deepStrictEqual(arr, [1, 2, 3, 4, 5]);

// buffer#values() should return iterator for values
arr = [];
for (b of buffer.values()) arr.push(b);
assert.deepStrictEqual(arr, [1, 2, 3, 4, 5]);

// buffer#keys() should return iterator for keys
arr = [];
for (b of buffer.keys()) arr.push(b);
assert.deepStrictEqual(arr, [0, 1, 2, 3, 4]);

// buffer#entries() should return iterator for entries
arr = [];
for (b of buffer.entries()) arr.push(b);
assert.deepStrictEqual(arr, [ [0, 1], [1, 2], [2, 3], [3, 4], [4, 5],]);
std

Version Info

Tagged at
a year ago