/**
     * Stores a character mapping item in the specified dictionary.
     * <p>
     * This method performs either an insert operation (for new items with ID 0)
     * or an update operation (for existing items with non-zero ID) depending on
     * the item's current state.
     * </p>
     *
     * @param dictId the dictionary ID to store the character mapping item in
     * @param charMappingItem the character mapping item to store

        }

        if (usage == 0) {
            if (log.isTraceEnabled()) {
                log.trace("Transport usage dropped to zero " + this);
            }
        } else if (usage < 0) {
            throw new RuntimeCIFSException("Usage count dropped below zero");
        }
    }

    /**
     * {@inheritDoc}
     *
     * @see java.lang.Object#finalize()
     */
    @Override

            assertNotNull(exception.getMessage());
            assertTrue(exception.getMessage().contains("Expected structureSize = 4"));
        }

        @Test
        @DisplayName("Should handle zero structure size")
        void testZeroStructureSize() {
            // Given
            byte[] buffer = new byte[10];
            SMBUtil.writeInt2(0, buffer, 0);

            // When & Then

        assertDoesNotThrow(() -> outputStream.write(data, 0, -1)); // negative length, returns early
        assertDoesNotThrow(() -> outputStream.write(data, 0, 0)); // zero length, returns early

        // These should pass through to the underlying implementation
        assertDoesNotThrow(() -> outputStream.write(data, 0, 10)); // valid - will consume first mock (10)

            Files.createDirectory(currentDir);
        }
        Files.writeString(currentDir.resolve("deepfile.txt"), "deep content");

        // Zero byte file for test_zeroByteFile
        Path zeroDir = publicDir.resolve("zero");
        Files.createDirectory(zeroDir);
        Files.createFile(zeroDir.resolve("empty.txt"));

     */
    public SMB1SigningDigest(final byte[] macSigningKey) {
        this.digest = Crypto.getMD5();
        this.macSigningKey = macSigningKey;
    }

    /**
     * Construct a digest with a non-zero starting sequence number
     *
     * @param macSigningKey
     *            The MAC signing key used for generating signatures
     * @param initialSequence
     *            The initial sequence number for signing

        SMBUtil.writeInt4(0, testBuffer, 4); // owner offset
        SMBUtil.writeInt4(0, testBuffer, 8); // group offset
        SMBUtil.writeInt4(100, testBuffer, 12); // SACL offset (non-zero but ignored)
        SMBUtil.writeInt4(0, testBuffer, 16); // DACL offset

        int size = securityDescriptor.decode(testBuffer, 0, testBuffer.length);

        int totalWeight = 0;
        for (ChannelInfo channel : channels) {
            totalWeight += channel.getScore();
        }

        if (totalWeight == 0) {
            // All channels have zero score, pick randomly
            List<ChannelInfo> list = new ArrayList<>(channels);
            return list.get(ThreadLocalRandom.current().nextInt(list.size()));
        }

        // Weighted random selection

            this.startOffset = startOffset;
            this.endOffset = endOffset;
            this.posInc = posInc;
            this.output = output;
            this.seq = 0; // zero for seq means that this token is the original of synonyms
        }

        public MyToken(final String word, final int startOffset, final int endOffset, final int posInc) {

        assertFalse(response.isValidTid());

        // Test valid TID
        setTreeIdMethod.invoke(response, 100);
        assertTrue(response.isValidTid());

        // Test zero TID (valid)
        setTreeIdMethod.invoke(response, 0);
        assertTrue(response.isValidTid());
    }

    @Test
    @DisplayName("Should return null for getService")
    void testGetService() {