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cinny/src/app/state/plaintextCaches.test.ts
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import { test } from 'node:test';
import assert from 'node:assert/strict';
// These modules touch localStorage at import/runtime. Provide a minimal mock
// that records removed keys, then import dynamically (a static import would
// hoist above the mock).
const removed: string[] = [];
const store = new Map<string, string>();
(globalThis as { localStorage?: unknown }).localStorage = {
getItem: (k: string) => store.get(k) ?? null,
setItem: (k: string, v: string) => {
store.set(k, v);
},
removeItem: (k: string) => {
removed.push(k);
store.delete(k);
},
};
const { clearPlaintextCaches } = await import('./plaintextCaches');
test('clearPlaintextCaches removes every plaintext/PII localStorage key', () => {
store.clear();
store.set('cinny_translation_cache_v1', '[]');
store.set('cinny_scheduled_messages_v1', '{}');
store.set('cinny_recent_searches_v1', '[]');
store.set('cinny_recent_forward_targets_v1', '[]');
store.set('cinny_recent_gifs_v1', '[]');
store.set('cinny_recent_stickers_v1', '[]');
removed.length = 0;
clearPlaintextCaches();
for (const key of [
'cinny_translation_cache_v1',
'cinny_scheduled_messages_v1',
'cinny_recent_searches_v1',
'cinny_recent_forward_targets_v1',
'cinny_recent_gifs_v1',
'cinny_recent_stickers_v1',
]) {
assert.ok(removed.includes(key), `${key} cleared`);
}
assert.equal(store.size, 0, 'all keys gone from store');
});
test('clearPlaintextCaches clears the per-user nav-path store only when given a userId', () => {
store.clear();
store.set('navToActivePath@me:server', '{}');
removed.length = 0;
clearPlaintextCaches(); // no userId -> nav path untouched
assert.ok(!removed.includes('navToActivePath@me:server'), 'nav path kept without userId');
clearPlaintextCaches('@me:server');
assert.ok(removed.includes('navToActivePath@me:server'), 'nav path cleared with userId');
});
test('clearPlaintextCaches does NOT touch drafts or session keys', () => {
store.clear();
store.set('draft-msg-!room:server', '{"body":"unsent"}');
store.set('cinny_session', '{"accessToken":"x"}');
removed.length = 0;
clearPlaintextCaches('@me:server');
assert.ok(!removed.includes('draft-msg-!room:server'), 'draft preserved (N98)');
assert.ok(!removed.includes('cinny_session'), 'session key not this modules concern');
assert.ok(store.has('draft-msg-!room:server'));
});