private static final byte[] testBytes = new byte[] {'y', 'a', 'm', 's'};
  private ByteArrayInputStream buffer;

  @SuppressWarnings("DoNotMock")
  @Override
  protected void setUp() throws Exception {
    super.setUp();
    hasher = mock(Hasher.class);
    hashFunction = mock(HashFunction.class);
    buffer = new ByteArrayInputStream(testBytes);

    when(hashFunction.newHasher()).thenReturn(hasher);
  }

        }

        buffer.append("----------").append(LS);

        int size = artifacts.size();

        buffer.append(size).append(" required artifact");

        if (size > 1) {
            buffer.append("s are");
        } else {
            buffer.append(" is");
        }

        buffer.append(" missing.").append(LS).append(LS).append("for artifact: ");

    }

    /**
     * Reads the AndX wire format from buffer
     * @param buffer the buffer to read from
     * @param bufferIndex the starting index
     * @return the number of bytes read
     * @throws SMBProtocolDecodingException if decoding fails
     */
    protected int readAndXWireFormat(final byte[] buffer, int bufferIndex) throws SMBProtocolDecodingException {
        final int start = bufferIndex;

  /** Inflates [buffer] in place as described in RFC 7692 section 7.2.2. */
  @Throws(IOException::class)
  fun inflate(buffer: Buffer) {
    require(deflatedBytes.size == 0L)

    val inflater =
      this.inflater
        ?: Inflater(true).also { this.inflater = it }
    val inflaterSource =
      this.inflaterSource
        ?: InflaterSource(deflatedBytes, inflater).also { this.inflaterSource = it }

        final int start = bufferIndex;

        bufferIndex += 2; // reserved
        this.dataCompactionMode = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 4; // 2 reserved
        this.dataLength = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.dataOffset = SMBUtil.readInt2(buffer, bufferIndex);

            SMBUtil.writeInt4(0, buffer, offset + 4); // sin6_flowinfo
            System.arraycopy(address.getAddress(), 0, buffer, offset + 8, 16); // sin6_addr
            SMBUtil.writeInt4(0, buffer, offset + 24); // sin6_scope_id
        } else {
            // IPv4 sockaddr_in structure (Windows AF_INET = 2)
            SMBUtil.writeInt2(2, buffer, offset); // sa_family: AF_INET

    /**
     * Gets the send buffer size of the underlying SMB connection
     * @return the send buffer size of the underlying connection
     * @throws CIFSException if an error occurs retrieving the buffer size
     */
    int getSendBufferSize() throws CIFSException;

    /**
     * Gets the receive buffer size of the underlying SMB connection
     * @return the receive buffer size of the underlying connection

        return HEADER_LENGTH;
    }

    int readHeaderWireFormat(final InputStream in, final byte[] buffer, int bufferIndex) {
        this.type = buffer[bufferIndex] & 0xFF;
        bufferIndex++;
        this.length = ((buffer[bufferIndex] & 0x01) << 16) + readInt2(buffer, bufferIndex + 1);
        return HEADER_LENGTH;
    }

    abstract int writeTrailerWireFormat(byte[] dst, int dstIndex);

    @Override
    public String extendedToString() {
        StringBuilder buffer = new StringBuilder(256);

        buffer.append(LS).append("Artifact Metadata").append(LS).append("--------------------------");
        buffer.append(LS).append("GroupId: ").append(getGroupId());
        buffer.append(LS).append("ArtifactId: ").append(getArtifactId());
        buffer.append(LS).append("Metadata Type: ").append(getClass().getName());

    }

    @Override
    public int decode(final byte[] buffer, int bufferIndex, final int len) {
        final int start = bufferIndex;

        this.pathConsumed = SMBUtil.readInt2(buffer, bufferIndex) / 2;
        bufferIndex += 2;
        this.numReferrals = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.tflags = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 4;