assertNull(directoryLeaseManager.getCacheEntry(directoryPath));
        assertFalse(directoryLeaseManager.canCacheDirectoryListing(directoryPath));
    }

    @Test
    public void testMultipleDirectoryCaching() throws Exception {
        String dir1 = "/test/dir1";
        String dir2 = "/test/dir2";

        // Setup mock files for this test
        when(mockFile1.getName()).thenReturn("document.txt");