assertEquals(4, written, "Should report 4 bytes written");
        // StructureSize (2 bytes, LE) == 4
        assertEquals(4, SMBUtil.readInt2(buf, offset));
        // Reserved (2 bytes, LE) == 0
        assertEquals(0, SMBUtil.readInt2(buf, offset + 2));
    }

    @Test
    @DisplayName("writeBytesWireFormat throws when buffer too small")
    void writeBytesWireFormat_throwsIfInsufficientSpace() {
        // Arrange

    // Use a new Writer because we don't support change the dynamic table
    // size after Writer constructed.
    val writer = Hpack.Writer(110, false, bytesOut)
    writer.writeHeaders(headerBlock)
    assertThat(bytesOut).isEqualTo(bytesIn)
    assertThat(writer.headerCount).isEqualTo(2)
    val tableLength = writer.dynamicTable.size
    var entry = writer.dynamicTable[tableLength - 1]!!

      } catch (_: NumberFormatException) {
        invalidLengths(strings)
      }
    }

    /** Append space-prefixed lengths to [writer]. */
    @Throws(IOException::class)
    internal fun writeLengths(writer: BufferedSink) {
      for (length in lengths) {
        writer.writeByte(' '.code).writeDecimalLong(length)
      }
    }

    @Throws(IOException::class)

        byte[] minBuffer = new byte[2];
        int written = trans2QueryFSInfo.writeSetupWireFormat(minBuffer, 0);
        assertEquals(2, written);

        // Test with exact parameter size
        byte[] paramBuffer = new byte[2];
        written = trans2QueryFSInfo.writeParametersWireFormat(paramBuffer, 0);
        assertEquals(2, written);

        // Test with zero-length data buffer

        body.writeTo(sink)
      }

      sink.write(CRLF)
    }

    sink!!.write(DASHDASH)
    sink.write(boundaryByteString)
    sink.write(DASHDASH)
    sink.write(CRLF)

    if (countBytes) {
      byteCount += byteCountBuffer!!.size
      byteCountBuffer.clear()
    }

    return byteCount
  }

  class Part private constructor(

func (z *ServerSystemConfig) EncodeMsg(en *msgp.Writer) (err error) {
	// map header, size 4
	// write "NEndpoints"
	err = en.Append(0x84, 0xaa, 0x4e, 0x45, 0x6e, 0x64, 0x70, 0x6f, 0x69, 0x6e, 0x74, 0x73)
	if err != nil {
		return
	}
	err = en.WriteInt(z.NEndpoints)
	if err != nil {
		err = msgp.WrapError(err, "NEndpoints")
		return
	}
	// write "CmdLines"

        result = netShareEnum.writeSetupWireFormat(dst, 50);
        assertEquals(0, result);

        // Verify no data was written
        assertArrayEquals(new byte[100], dst);
    }

    @Test
    @DisplayName("Test writeParametersWireFormat writes correct data")
    void testWriteParametersWireFormat() throws Exception {
        netShareEnum = new NetShareEnum(realConfig);

	if err != nil {
		err = msgp.WrapError(err, "Versions")
		return
	}
	// write "SetIndex"
	err = en.Append(0xa8, 0x53, 0x65, 0x74, 0x49, 0x6e, 0x64, 0x65, 0x78)
	if err != nil {
		return
	}
	err = en.WriteInt(z.SetIndex)
	if err != nil {
		err = msgp.WrapError(err, "SetIndex")
		return
	}
	// write "PoolIndex"
	err = en.Append(0xa9, 0x50, 0x6f, 0x6f, 0x6c, 0x49, 0x6e, 0x64, 0x65, 0x78)

        }
    }

    /**
     * Writes the contents of the byte buffer to the file channel.
     *
     * @param channel
     *            The file channel. Must not be {@literal null}.
     * @param buffer
     *            The byte buffer. Must not be {@literal null}.
     * @return The number of bytes written.
     */
    public static int write(final FileChannel channel, final ByteBuffer buffer) {

    }

    // ---------------- Static write tests -----------------
    @Test
    @DisplayName("writeULong writes little endian bytes")
    void testWriteULong() {
        byte[] dest = new byte[4];
        NtlmMessage.writeULong(dest, 0, 0x01020304);
        assertArrayEquals(new byte[] { 4, 3, 2, 1 }, dest, "Writer must be little‑endian");
    }

    @Test