* should either throw an appropriate runtime exception or return a suitable replacement
   * character. It must never silently discard invalid input as this may constitute a security risk.
   *
   * @param cp the Unicode code point to escape if necessary
   * @return the replacement characters, or {@code null} if no escaping was needed
   */

   * should either throw an appropriate runtime exception or return a suitable replacement
   * character. It must never silently discard invalid input as this may constitute a security risk.
   *
   * @param cp the Unicode code point to escape if necessary
   * @return the replacement characters, or {@code null} if no escaping was needed
   */

                        "Expected trailing slash message, was: " + ex.getMessage());
            } else {
                assertTrue(ex.getMessage().contains("invalid") || ex.getMessage().contains("invalid:"),
                        "Expected invalid list operation message, was: " + ex.getMessage());
            }
        }
    }

    @Nested
    @DisplayName("Master browser enumeration tests")

            throw new TransportException(ie);
        } finally {
            /* This guarantees that we leave in a valid state
             */
            if (state != 0 && state != 3 && state != 4) {
                if (LogStream.level >= 1) {
                    log.println("Invalid state: " + state);
                }
                state = 0;
                thread = null;
            }
        }

        }

        @Test
        @DisplayName("Should throw exception for invalid structure size")
        void testReadBytesWireFormatInvalidStructureSize() {
            // Given
            byte[] buffer = new byte[10];
            int bufferIndex = 0;
            SMBUtil.writeInt2(5, buffer, bufferIndex); // Invalid structure size

            // When & Then
            SMBProtocolDecodingException exception =

    }

    @DisplayName("Should throw exception for invalid structure size")
    @ParameterizedTest
    @ValueSource(ints = { 0, 1, 2, 4, 8, 15, 17, 32, 64, 65535 })
    void testReadBytesWireFormatInvalidStructureSize(int structureSize) {
        // Given
        byte[] buffer = new byte[256];
        int offset = 0;

        // Write invalid structure size
        SMBUtil.writeInt2(structureSize, buffer, offset);

    "output": "x..xn--zca"
  },
  {
    "comment": "Invalid Punycode",
    "input": "xn--a",
    "output": null
  },
  {
    "input": "xn--a.xn--zca",
    "output": null
  },
  {
    "input": "xn--a.ß",
    "output": null
  },
  {
    "input": "xn--ls8h=",
    "output": null
  },
  {
    "comment": "Invalid Punycode (contains non-ASCII character)",
    "input": "xn--tešla",

     * @param data the raw credential type data
     * @throws PACDecodingException if the credential type data is invalid
     */
    public PacCredentialType(final byte[] data) throws PACDecodingException {
        this.credentialType = data;
        if (!isCredentialTypeCorrect()) {
            throw new PACDecodingException("Invalid PAC credential type");
        }
    }

    /**

        }
    }

    @Test
    @DisplayName("Test decode with minimum valid length")
    void testDecodeMinimumValidLength() throws SMBProtocolDecodingException {
        // Prepare minimum valid buffer - exactly 24 bytes
        byte[] buffer = new byte[28];
        Arrays.fill(buffer, 0, 24, (byte) 0xAA);

        // Decode with len = 24 (minimum valid)
        int bytesConsumed = response.decode(buffer, 0, 24);

	if err != nil {
		t.Fatalf("Invalid UploadID: <ERROR> %s", err)
	}

	// Testing the response for Invalid AccessID.
	// Forcing the signature check to fail.
	rec = httptest.NewRecorder()
	// construct HTTP request for NewMultipart upload.
	// Setting an invalid accessID.