forked from nodejs/node
/
text-encoder.js
45 lines (39 loc) · 890 Bytes
/
text-encoder.js
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
'use strict';
const common = require('../common.js');
const bench = common.createBenchmark(main, {
len: [16, 32, 256, 1024, 1024 * 32],
n: [1e4],
type: ['one-byte-string', 'two-byte-string', 'ascii'],
op: ['encode', 'encodeInto']
});
function main({ n, op, len, type }) {
const encoder = new TextEncoder();
let base = '';
switch (type) {
case 'ascii':
base = 'a';
break;
case 'one-byte-string':
base = '\xff';
break;
case 'two-byte-string':
base = 'ğ';
break;
}
const input = base.repeat(len);
const subarray = new Uint8Array(len);
bench.start();
switch (op) {
case 'encode': {
for (let i = 0; i < n; i++)
encoder.encode(input);
break;
}
case 'encodeInto': {
for (let i = 0; i < n; i++)
encoder.encodeInto(input, subarray);
break;
}
}
bench.end(n);
}