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removeItem.js
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75 lines (66 loc) · 1.71 KB
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'use strict';
const { join } = require('node:path');
const common = require('../common.js');
const tmpdir = require('../../test/common/tmpdir');
let cnt = 0;
tmpdir.refresh();
function nextLocalStorage() {
return join(tmpdir.path, `${++cnt}.localstorage`);
}
const options = {
flags: ['--experimental-webstorage', `--localstorage-file=${nextLocalStorage()}`],
};
const bench = common.createBenchmark(main, {
type: ['localStorage-removeItem',
'localStorage-delete',
'sessionStorage-removeItem',
'sessionStorage-delete',
],
// Note: web storage has only 10mb quota
n: [1e5],
}, options);
function fillStorage(storage, n) {
for (let i = 0; i < n; i++) {
storage.setItem(i, i);
}
}
function main({ n, type }) {
const localStorage = globalThis.localStorage;
const sessionStorage = globalThis.sessionStorage;
switch (type) {
case 'localStorage-removeItem':
fillStorage(localStorage, n);
bench.start();
for (let i = 0; i < n; i++) {
localStorage.removeItem(i);
}
bench.end(n);
break;
case 'localStorage-delete':
fillStorage(localStorage, n);
bench.start();
for (let i = 0; i < n; i++) {
delete localStorage[i];
}
bench.end(n);
break;
case 'sessionStorage-removeItem':
fillStorage(sessionStorage, n);
bench.start();
for (let i = 0; i < n; i++) {
sessionStorage.removeItem(i);
}
bench.end(n);
break;
case 'sessionStorage-delete':
fillStorage(localStorage, n);
bench.start();
for (let i = 0; i < n; i++) {
delete sessionStorage[i];
}
bench.end(n);
break;
default:
new Error('Invalid type');
}
}