assertThrows(SmbException.class, () -> {
            validator.validateFileSize(2L * 1099511627776L); // 2TB
        });
    }

    @Test
    public void testValidFileOperation() throws Exception {
        validator.validateFileOperation(0, 1024, 10000);
        validator.validateFileOperation(5000, 1000, 10000);
    }

    @Test