String result = notification.toString();

            // Note: There's a typo in the original code - "Opblock" instead of "Oplock"
            assertTrue(result.startsWith("Smb2OpblockBreakNotification["));
            assertTrue(result.contains("oplockLevel=" + oplockLevel));
            assertTrue(result.contains("fileId=" + Hexdump.toHexString(fileId)));
            assertTrue(result.endsWith("]"));
        }