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test: add cache pruning interleaved with put test

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Verify that when a new entry is added via put() and the cache exceeds
maxCacheEntries, the oldest entry (by timestamp) is pruned and the
pruned state is correctly persisted to disk.

Change-Id: Ia937800a97d7591877e1d2d1fe808b86858735e1
This commit is contained in:
wujunchen 2026-04-27 12:30:56 +08:00
parent cfdd985f78
commit b02d0f4f30
1 changed files with 24 additions and 0 deletions
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24
tests/direct-modules.test.js
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@ -114,6 +114,30 @@ async function requireBundledModule(relativePath) {
await manager.clear();
assert.deepStrictEqual(manager.cache, {}, 'CacheManager.clear resets cache state');
// Cache pruning interleaved with put: oldest entry gets pruned
const pruneAdapter = createFakeAdapter();
const pruneManager = new cacheManagerModule.CacheManager(pruneAdapter, '.obsidian', 'parallel-reader', () => ({
...settings.DEFAULT_SETTINGS,
maxCacheEntries: 2,
}));
await pruneManager.load();
// Seed with entries that have distinct timestamps so pruning is deterministic
pruneManager.cache = {
'old.md': { schemaVersion: 2, contentHash: 'a', settingsHash: 'a', cards: [], generatedAt: '2024-01-01T00:00:00.000Z', lastAccessedAt: '2024-01-01T00:00:00.000Z' },
'mid.md': { schemaVersion: 2, contentHash: 'b', settingsHash: 'b', cards: [], generatedAt: '2024-06-01T00:00:00.000Z', lastAccessedAt: '2024-06-01T00:00:00.000Z' },
};
// Put a third entry — cache now has 3 entries, save triggers prune to max=2
await pruneManager.put('new.md', 'new content', [{ title: 'N', anchor: 'n', gist: 'g', bullets: [] }], settings.DEFAULT_SETTINGS);
assert.strictEqual(Object.keys(pruneManager.cache).length, 2, 'cache pruned to max entries after put');
assert.ok(pruneManager.cache['new.md'], 'newest entry survives pruning');
assert.ok(pruneManager.cache['mid.md'], 'middle entry survives pruning');
assert.strictEqual(pruneManager.cache['old.md'], undefined, 'oldest entry pruned by timestamp');
// Verify the persisted file reflects the pruned state
const persistedPrune = JSON.parse(pruneAdapter.files.get(pruneManager.filePath()));
assert.ok(persistedPrune.entries['new.md'], 'newest entry persisted after pruning');
assert.strictEqual(persistedPrune.entries['old.md'], undefined, 'oldest entry not in persisted cache');
assert.strictEqual(
generation.cancellationNoticeKey({ backend: 'api' }, { phase: 'generating' }),
'cancelRequestedApiInFlight',