1'use strict';
2const common = require('../common.js');
3const fs = require('fs');
4const path = require('path');
5
6const searchStrings = [
7  '@',
8  'SQ',
9  '--l',
10  'Alice',
11  'Gryphon',
12  'Ou est ma chatte?',
13  'found it very',
14  'neighbouring pool',
15  'aaaaaaaaaaaaaaaaa',
16  'venture to go near the house till she had brought herself down to',
17  '</i> to the Caterpillar',
18];
19
20const bench = common.createBenchmark(main, {
21  search: searchStrings,
22  encoding: ['undefined', 'utf8', 'ucs2'],
23  type: ['buffer', 'string'],
24  n: [5e4],
25}, {
26  combinationFilter: (p) => {
27    return (p.type === 'buffer' && p.encoding === 'undefined') ||
28           (p.type !== 'buffer' && p.encoding !== 'undefined');
29  },
30});
31
32function main({ n, search, encoding, type }) {
33  let aliceBuffer = fs.readFileSync(
34    path.resolve(__dirname, '../fixtures/alice.html'),
35  );
36
37  if (encoding === 'undefined') {
38    encoding = undefined;
39  }
40
41  if (encoding === 'ucs2') {
42    aliceBuffer = Buffer.from(aliceBuffer.toString(), encoding);
43  }
44
45  if (type === 'buffer') {
46    search = Buffer.from(Buffer.from(search).toString(), encoding);
47  }
48
49  bench.start();
50  for (let i = 0; i < n; i++) {
51    aliceBuffer.indexOf(search, 0, encoding);
52  }
53  bench.end(n);
54}
55