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test: add coverage for webstorage quota

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PR-URL: https://github.com/nodejs/node/pull/53964
Refs: https://github.com/nodejs/node/issues/53871
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Minwoo Jung <nodecorelab@gmail.com>
Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
This commit is contained in:
jakecastelli 2024-07-20 11:18:43 +07:00
parent 13ca021da3
commit 0c1877a82a
1 changed files with 37 additions and 1 deletions
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38
test/parallel/test-webstorage.js
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@ -4,7 +4,7 @@ const tmpdir = require('../common/tmpdir');
const assert = require('node:assert'); const assert = require('node:assert');
const { join } = require('node:path'); const { join } = require('node:path');
const { readdir } = require('node:fs/promises'); const { readdir } = require('node:fs/promises');
const { test } = require('node:test'); const { test, describe } = require('node:test');
const { spawnPromisified } = common; const { spawnPromisified } = common;
let cnt = 0; let cnt = 0;
@ -109,3 +109,39 @@ test('localStorage is persisted if it is used', async () => {
assert.strictEqual(cp.code, 0); assert.strictEqual(cp.code, 0);
assert.match(cp.stdout, /barbaz/); assert.match(cp.stdout, /barbaz/);
}); });
describe('webstorage quota for localStorage and sessionStorage', () => {
const MAX_STORAGE_SIZE = 10 * 1024 * 1024;
test('localStorage can store and retrieve a max of 10 MB quota', async () => {
const localStorageFile = nextLocalStorage();
const cp = await spawnPromisified(process.execPath, [
'--experimental-webstorage',
'--localstorage-file', localStorageFile,
// Each character is 2 bytes
'-pe', `
localStorage['a'.repeat(${MAX_STORAGE_SIZE} / 2)] = '';
console.error('filled');
localStorage.anything = 'should fail';
`,
]);
assert.match(cp.stderr, /filled/);
assert.match(cp.stderr, /QuotaExceededError: Setting the value exceeded the quota/);
});
test('sessionStorage can store a max of 10 MB quota', async () => {
const cp = await spawnPromisified(process.execPath, [
'--experimental-webstorage',
// Each character is 2 bytes
'-pe', `sessionStorage['a'.repeat(${MAX_STORAGE_SIZE} / 2)] = '';
console.error('filled');
sessionStorage.anything = 'should fail';
`,
]);
assert.match(cp.stderr, /filled/);
assert.match(cp.stderr, /QuotaExceededError/);
});
});