int bytesRead = response.readDataWireFormat(buffer, 0, buffer.length);

            assertTrue(bytesRead > 0);
            // readDataWireFormat returns bytes consumed from header, not full buffer
            assertEquals(28, bytesRead); // Header + one referral structure
            assertNotNull(response.getDfsResponse());
        }

        @Test

                        + consumed);
            }
            dr.pathConsumed = consumed;
        } else {
            if (log.isDebugEnabled()) {
                log.debug("Node " + ref.getNode() + " path " + reqPath + " remain " + reqPath.substring(consumed) + " path consumed "
                        + consumed);
            }

     *
     * @return the share this referral points to
     */
    String getShare();

    /**
     * Get the number of characters from the UNC path that were consumed by this referral
     *
     * @return the number of characters from the unc path that were consumed by this referral
     */
    int getPathConsumed();

    /**
     * Get the replacement path for this referral
     *

            String reqPath = "\\\\server\\share\\path\\file";
            // Ensure consumed is within bounds to avoid StringIndexOutOfBoundsException
            consumed = Math.min(consumed, reqPath.length());

            referralData = DfsReferralDataImpl.fromReferral(mockReferral, reqPath, System.currentTimeMillis() + 10000, consumed);
        }
    }

    @Nested
    @DisplayName("Domain and Host Fixup Tests")

        TransWaitNamedPipe pipe = new TransWaitNamedPipe("\\\\pipe\\testPipe");
        byte[] buffer = new byte[10];

        // The implementation always returns 0
        int consumed = pipe.readSetupWireFormat(buffer, 0, 4);
        assertEquals(0, consumed, "readSetupWireFormat should always return 0");
    }

    @Test
    public void testWriteParametersWireFormat() {
        // Test that writeParametersWireFormat returns 0

        String result = mockReferralData.getShare();

        // Then
        assertEquals(share, result);
        verify(mockReferralData).getShare();
    }

    @Test
    @DisplayName("Should get path consumed")
    void testGetPathConsumed() {
        // Given
        int pathConsumed = 10;
        when(mockReferralData.getPathConsumed()).thenReturn(pathConsumed);

        // When

      idx += doParseTrieToBuilder(new ArrayDeque<>(), encoded, idx, builder);
    }

    return builder.buildOrThrow();
  }

  /**
   * Parses a trie node and returns the number of characters consumed.
   *
   * @param stack The prefixes that precede the characters represented by this node. Each entry of
   *     the stack is in reverse order.
   * @param encoded The serialized trie.

     *
     * @param domain the domain name to append
     */
    void fixupDomain(String domain);

    /**
     * Reduces path consumed by the given value
     *
     * @param i the number of characters to strip from path consumed
     */
    void stripPathConsumed(int i);

    @Override
    DfsReferralDataInternal next();

    /**
     * Set the UNC path link for this referral
     *

    @Test
    @DisplayName("Test decode returns correct bytes consumed")
    void testDecodeBytesConsumed() throws SMBProtocolDecodingException {
        // Prepare minimal buffer
        byte[] buffer = new byte[24];

        // Test with offset 0
        int bytesDecoded = response.decode(buffer, 0, 24);
        assertEquals(24, bytesDecoded, "Should return 24 bytes consumed from offset 0");

        // Test with different offset

        // Default constructor
    }

    private int pathConsumed;
    private int numReferrals;
    private int tflags;
    private Referral[] referrals;

    /**
     * Get the number of characters consumed from the path
     *
     * @return the pathConsumed
     */
    public final int getPathConsumed() {
        return this.pathConsumed;
    }

    /**
     * Get the number of referrals in the response