throw new PACDecodingException("Non-empty string");
        }

        final int expected = this.length / 2;
        if (string.length() != expected) {
            throw new PACDecodingException("Invalid string length, expected " + expected + ", have " + string.length());
        }

        return string;
    }

        SmbException exception = assertThrows(SmbException.class, () -> new NetServerEnumIterator(parent, treeHandle, "*", 0, null));

        assertTrue(exception.getMessage().contains("invalid"));
        verify(treeHandle, never()).acquire();
    }

    @Test
    @DisplayName("Constructor should handle null parent")
    void testConstructor_NullParent_ThrowsNPE() {

  }

  /**
   * Ensures that valid flag combinations appear visually correct, and invalid show in hex.  This
   * also demonstrates how sparse the lookup table is.
   */
  @Test
  fun allFormattedFlagsWithValidBits() {
    val formattedFlags = mutableListOf<String>() // Highest valid flag is 0x20.
    for (i in 0..0x3f) formattedFlags.add(formatFlags(TYPE_HEADERS, i))

        assertNotNull(securityDescriptor.getOwnerGroupSid());
    }

    @Test
    @DisplayName("Test decode throws exception for invalid ACE count")
    void testDecodeThrowsExceptionForInvalidAceCount() {
        // Prepare buffer with invalid ACE count (> 4096)
        prepareSecurityDescriptorBufferWithInvalidAceCount(testBuffer, 0);

            }
            if (values.length == 1 && !BEARER.equals(values[0])) {
                return values[0];
            }
            throw new InvalidAccessTokenException("invalid_request", "Invalid format: " + token);
        }
        final String name = ComponentUtil.getFessConfig().getApiAccessTokenRequestParameter();
        if (StringUtil.isNotBlank(name)) {
            return request.getParameter(name);
        }

     * @throws ToolchainsBuilderException if the project cannot be created
     * @throws IllegalArgumentException if an argument is {@code null} or invalid
     * @see #build(ToolchainsBuilderRequest)
     */
    @Nonnull
    default ToolchainsBuilderResult build(
            @Nonnull Session session,
            @Nonnull Source installationToolchainsFile,

    protected int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    /**
     * {@inheritDoc}
     *
     * @throws SMBProtocolDecodingException if the response structure is invalid
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#readBytesWireFormat(byte[], int)
     */
    @Override

        // StructureSize (2 bytes) - must be 36
        this.structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (this.structureSize != 36) {
            throw new SMBProtocolDecodingException("Invalid lease break response structure size: " + this.structureSize);
        }
        bufferIndex += 2;

        // Reserved (2 bytes)
        bufferIndex += 2;

        // Flags (4 bytes)

        // check transformer name
        if (!getName().equals(accessResultData.getTransformerName())) {
            throw new CrawlerSystemException(
                    "Transformer is invalid. Use " + accessResultData.getTransformerName() + ". This transformer is " + getName() + ".");
        }
        final byte[] data = accessResultData.getData();
        if (data == null) {
            return null;
        }

    }

    @Test
    void testGetSecurityWithValidSecurityDescriptor() throws Exception {
        // Setup mock ShareInfo502 with a minimal valid security descriptor
        srvsvc.ShareInfo502 info502 = new srvsvc.ShareInfo502();
        // Create a minimal valid security descriptor binary
        // Format: revision(1) + sbz1(1) + control(2) + ownerOffset(4) + groupOffset(4) + saclOffset(4) + daclOffset(4) = 20 bytes minimum