0x00001040, 0x00041000, 0x00040040, 0x10040040, 0x10041000, 0x00001040, 0x00000000, 0x00000000, 0x10040040, 0x10000040,
            0x10001000, 0x00041040, 0x00040000, 0x00041040, 0x00040000, 0x10041000, 0x00001000, 0x00000040, 0x10040040, 0x00001000,

    assertThat(frame.exhausted()).isTrue()
  }

  @Test fun tooLargeDataFrame() {
    assertFailsWith<IllegalArgumentException> {
      sendDataFrame(Buffer().write(ByteArray(0x1000000)))
    }.also { expected ->
      assertThat(expected.message).isEqualTo("FRAME_SIZE_ERROR length > 16384: 16777216")
    }
  }

  @Test fun windowUpdateRoundTrip() {

        assertEquals(0x00000080, SmbConstants.FILE_READ_ATTRIBUTES);
        assertEquals(0x00000100, SmbConstants.FILE_WRITE_ATTRIBUTES);
        assertEquals(0x00010000, SmbConstants.DELETE);
        assertEquals(0x00020000, SmbConstants.READ_CONTROL);
        assertEquals(0x00040000, SmbConstants.WRITE_DAC);
        assertEquals(0x00080000, SmbConstants.WRITE_OWNER);
        assertEquals(0x00100000, SmbConstants.SYNCHRONIZE);

    assertThat(header.length).isEqualTo(Long.MAX_VALUE)
  }

  @Test fun `decode length overflowing Long`() {
    val buffer =
      Buffer()
        .writeByte(0b00000010)
        .writeByte(0b10001000)
        .writeByte(0b10000000)
        .writeByte(0b00000000)
        .writeByte(0b00000000)
        .writeByte(0b00000000)
        .writeByte(0b00000000)
        .writeByte(0b00000000)
        .writeByte(0b00000000)

        int[] attributes = { 0x00000001, // FILE_ATTRIBUTE_READONLY
                0x00000002, // FILE_ATTRIBUTE_HIDDEN
                0x00000004, // FILE_ATTRIBUTE_SYSTEM
                0x00000010, // FILE_ATTRIBUTE_DIRECTORY
                0x00000020, // FILE_ATTRIBUTE_ARCHIVE
                0x00000080, // FILE_ATTRIBUTE_NORMAL
                0x00000100, // FILE_ATTRIBUTE_TEMPORARY

     */
    public static final int SMB2_FLAGS_SIGNED = 0x00000008;
    /**
     * Mask for message priority bits.
     */
    public static final int SMB2_FLAGS_PRIORITY_MASK = 0x00000070;
    /**
     * Flag indicating the operation is a DFS operation.
     */
    public static final int SMB2_FLAGS_DFS_OPERATIONS = 0x10000000;
    /**
     * Flag indicating this is a replay operation.
     */

        @DisplayName("Should preserve other flags when setting signed flag")
        void testSignPreservesOtherFlags() {
            // Set initial flags with some existing flags
            int initialFlags = 0x00000001 | 0x00000002 | 0x00000004;
            SMBUtil.writeInt4(initialFlags, data, 16);

            digest.sign(data, 0, data.length, request, response);

            int flags = SMBUtil.readInt4(data, 16);

            0x00100000, // SYNCHRONIZE
            0x10000000, // GENERIC_ALL
            0x20000000, // GENERIC_EXECUTE
            0x40000000, // GENERIC_WRITE
            0x80000000 // GENERIC_READ (as int will be negative)
    })
    void testVariousAccessMaskValues(int accessMask) {
        ace.access = accessMask;
        assertEquals(accessMask, ace.getAccessMask());
    }

    @Test

        assertEquals(domain.toUpperCase(), writtenDomain);
    }

    @ParameterizedTest
    @DisplayName("Test writeParametersWireFormat with various server types")
    @ValueSource(ints = { 0x00000000, 0x00000001, 0x00000801, 0x80000000, 0xFFFFFFFF })
    void testWriteParametersWireFormatVariousServerTypes(int serverType) {
        String domain = "DOMAIN";
        netServerEnum2 = new NetServerEnum2(realConfig, domain, serverType);

            System.arraycopy(buffer, tokenOffset, actualToken, 0, tokenSize);
            assertArrayEquals(token, actualToken);
        }
    }

    @ParameterizedTest
    @CsvSource({ "0x00, 0x00000000", "0x01, 0x00000001", "0x03, 0x0000000F", "0xFF, 0x7FFFFFFF" })
    @DisplayName("Should handle various security modes and capabilities")
    void testVariousSecurityModesAndCapabilities(String securityModeHex, String capabilitiesHex) throws Exception {