// Verify all cache entries exist
        assertNotNull(directoryLeaseManager.getCacheEntry(dir1));
        assertNotNull(directoryLeaseManager.getCacheEntry(dir2));
        assertNotNull(directoryLeaseManager.getCacheEntry(dir3));

        // Verify different scopes
        assertEquals(DirectoryCacheScope.IMMEDIATE_CHILDREN, directoryLeaseManager.getCacheEntry(dir1).getScope());

        assertNotNull(key2);
        assertNotEquals(key1, key2);

        // Verify both cache entries exist
        DirectoryCacheEntry entry1 = directoryLeaseManager.getCacheEntry(dir1);
        DirectoryCacheEntry entry2 = directoryLeaseManager.getCacheEntry(dir2);

        assertNotNull(entry1);
        assertNotNull(entry2);
        assertEquals(DirectoryCacheScope.IMMEDIATE_CHILDREN, entry1.getScope());

        DirectoryCacheEntry entry = getCacheEntry(directoryPath);
        if (entry == null) return false;
        
        LeaseEntry leaseEntry = baseLeaseManager.getLease(entry.getLeaseKey());
        return leaseEntry != null && leaseEntry.hasReadCache();
    }
    
    public List<SmbFile> getCachedDirectoryListing(String directoryPath) {
        DirectoryCacheEntry entry = getCacheEntry(directoryPath);

    }

    /**
     * Get cache entry for a directory
     *
     * @param directoryPath directory path
     * @return cache entry or null
     */
    public DirectoryCacheEntry getCacheEntry(String directoryPath) {
        DirectoryCacheEntry entry = directoryCache.get(directoryPath);

        // Check if cache entry is valid
        if (entry != null && entry.needsRefresh()) {