assertThrows(SmbException.class, () -> {
            validator.safeMultiply(100000, 100000);
        });
    }

    @Test
    public void testValidMessageSize() throws Exception {
        validator.validateMessageSize(1024, false);
        validator.validateMessageSize(65535, true);
        validator.validateMessageSize(1048576, false); // 1MB for SMB2
    }