* most [BufferedSource] instances, but not of [Buffer].
   */
  private fun responseBody(content: String): ResponseBody {
    val data = Buffer().writeUtf8(content)
    val source: Source =
      object : Source {
        var closed = false

        override fun close() {
          closed = true
        }

        override fun read(
          sink: Buffer,
          byteCount: Long,
        ): Long {

            bufferIndex += 2;
            bufferIndex += 2; // reserved
            writeInt2(dataLength, buffer, bufferIndex);
            bufferIndex += 2;
            writeInt2(dataOffset, buffer, bufferIndex);
        }

        @Test
        public void testReadParameterWordsWireFormat() {
            int bytesRead = response.readParameterWordsWireFormat(buffer, 0);

            assertEquals(8192L, SMBUtil.readInt8(buffer, 8)); // Offset
            assertArrayEquals(testFileId, Arrays.copyOfRange(buffer, 16, 32)); // File ID
            assertEquals(512, SMBUtil.readInt4(buffer, 32)); // Minimum count
            assertEquals(Smb2ReadRequest.SMB2_CHANNEL_NONE, SMBUtil.readInt4(buffer, 36)); // Channel
            assertEquals(1024, SMBUtil.readInt4(buffer, 40)); // Remaining bytes

    @Test
    void testReadSetupWireFormat() {
        byte[] buffer = new byte[10];
        int result = response.readSetupWireFormat(buffer, 0, 10);
        assertEquals(0, result, "readSetupWireFormat should always return 0.");
    }

    /**
     * Tests the readParametersWireFormat method.
     */
    @Test
    void testReadParametersWireFormat() {
        byte[] buffer = new byte[10];

        int value = 0x12345678;
        byte[] buffer = new byte[4];

        // When - encode little endian
        Encdec.enc_uint32le(value, buffer, 0);
        long decoded = Encdec.dec_uint32le(buffer, 0);

        // Then
        assertEquals(value & 0xFFFFFFFFL, decoded);
        assertEquals(0x78, buffer[0] & 0xFF);
        assertEquals(0x56, buffer[1] & 0xFF);
        assertEquals(0x34, buffer[2] & 0xFF);

        throw new NoSuchFieldException("Field " + fieldName + " not found");
    }

    private String readNullTerminatedString(byte[] buffer, int offset) {
        int end = offset;
        while (end < buffer.length && buffer[end] != 0) {
            end++;
        }
        return new String(buffer, offset, end - offset);
    }

            _dst.enc_ndr_referent(this.name.buffer, 1);
            _dst.enc_ndr_short(this.dns_domain.length);
            _dst.enc_ndr_short(this.dns_domain.maximum_length);
            _dst.enc_ndr_referent(this.dns_domain.buffer, 1);
            _dst.enc_ndr_short(this.dns_forest.length);
            _dst.enc_ndr_short(this.dns_forest.maximum_length);
            _dst.enc_ndr_referent(this.dns_forest.buffer, 1);

        assertEquals(blob.get().hashCode(), blob.hashCode(), "hashCode should delegate to internal array");
    }

    // Confirms constructor handles null by producing an empty buffer
    @Test
    @DisplayName("Constructor with null sets empty buffer")
    void constructor_withNull_setsEmpty() {
        // Arrange & Act
        SecurityBlob blob = new SecurityBlob(null);

        // Assert

        void testUnicodeStringEncodeNullBuffer() throws NdrException {
            // Given: A unicode string with null buffer
            rpc.unicode_string unicodeString = new rpc.unicode_string();
            unicodeString.length = (short) 0;
            unicodeString.maximum_length = (short) 0;
            unicodeString.buffer = null;

            assertEquals(300L, SMBUtil.readInt8(buffer, 24));
            assertEquals(400L, SMBUtil.readInt8(buffer, 32));
            assertEquals(2, SMBUtil.readInt4(buffer, 40));

            // Verify third lock
            assertEquals(500L, SMBUtil.readInt8(buffer, 48));
            assertEquals(600L, SMBUtil.readInt8(buffer, 56));
            assertEquals(4, SMBUtil.readInt4(buffer, 64));
        }

        @Test