byte[] fileId = new byte[16];
        for (int i = 0; i < 16; i++) {
            fileId[i] = (byte) (i + 1);
        }

        manager.updateHandleFileId(guid, fileId);

        HandleInfo info = manager.getHandleByGuid(guid);
        assertArrayEquals(fileId, info.getFileId());
    }

    @Test
    public void testGetHandleForReconnect() {