assertEquals("Unknown dialect", exception.getMessage());
        }

        @ParameterizedTest
        @ValueSource(ints = { 0x0000, 0x0100, 0x0201, 0x0303, 0x0400, 0xFFFF })
        @DisplayName("Should throw exception for invalid dialects")
        void testConstructorInvalidDialects(int dialect) {
            IllegalArgumentException exception =

    int CAP_NONE = 0x0000;
    /** Raw mode capability */
    int CAP_RAW_MODE = 0x0001;
    /** MPX mode capability */
    int CAP_MPX_MODE = 0x0002;
    /** Unicode capability */
    int CAP_UNICODE = 0x0004;
    /** Large files capability */
    int CAP_LARGE_FILES = 0x0008;
    /** NT SMBs capability */
    int CAP_NT_SMBS = 0x0010;
    /** RPC remote APIs capability */
    int CAP_RPC_REMOTE_APIS = 0x0020;

        assertEquals(0x0010, SmbConstants.FLAGS2_SECURITY_REQUIRE_SIGNATURES);
        assertEquals(0x0800, SmbConstants.FLAGS2_EXTENDED_SECURITY_NEGOTIATION);
        assertEquals(0x1000, SmbConstants.FLAGS2_RESOLVE_PATHS_IN_DFS);
        assertEquals(0x2000, SmbConstants.FLAGS2_PERMIT_READ_IF_EXECUTE_PERM);
        assertEquals(0x4000, SmbConstants.FLAGS2_STATUS32);

    /**
     * Raw mode transfers are supported capability.
     */
    int CAP_RAW_MODE = 0x0001;
    /**
     * Multiplex mode is supported capability.
     */
    int CAP_MPX_MODE = 0x0002;
    /**
     * Unicode strings are supported capability.
     */
    int CAP_UNICODE = 0x0004;
    /**
     * Large files are supported capability.
     */
    int CAP_LARGE_FILES = 0x0008;
    /**

            defaultClientGuid[i] = (byte) (i + 1);
        }

        // Initialize default dialects
        defaultDialects = new int[] { 0x0202, 0x0210, 0x0300, 0x0302, 0x0311 };
    }

    @Test
    @DisplayName("Test constructor with valid parameters")
    void testConstructor() {
        ValidateNegotiateInfoRequest request =

        @DisplayName("SMB 2.1 dialect should be 0x0210")
        void testDialect0210() {
            assertEquals(0x0210, Smb2Constants.SMB2_DIALECT_0210, "SMB 2.1 dialect must be 0x0210");
        }

        @Test
        @DisplayName("SMB 3.0 dialect should be 0x0300")
        void testDialect0300() {
            assertEquals(0x0300, Smb2Constants.SMB2_DIALECT_0300, "SMB 3.0 dialect must be 0x0300");
        }

        @Test

    }
  }

  // 128 - [chars 0x0000 to 0x007f]
  private static final long ONE_BYTE_ROUNDTRIPPABLE_CHARACTERS = 0x007f - 0x0000 + 1;

  // 128
  private static final long EXPECTED_ONE_BYTE_ROUNDTRIPPABLE_COUNT =
      ONE_BYTE_ROUNDTRIPPABLE_CHARACTERS;

  // 1920 [chars 0x0080 to 0x07FF]
  private static final long TWO_BYTE_ROUNDTRIPPABLE_CHARACTERS = 0x07FF - 0x0080 + 1;

  // 18,304

        assertEquals(0, bytesRead);
        assertEquals(0, response.getAttributes());
        assertEquals(0, response.getSize());
    }

    @ParameterizedTest
    @ValueSource(ints = { 0x0001, 0x0002, 0x0004, 0x0010, 0x0020, 0x0080, 0x0100 })
    void testDifferentFileAttributes(int fileAttribute) {
        // Test various file attribute values
        response = new SmbComQueryInformationResponse(mockConfig, 0L);

        assertEquals(0x40, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_CREATION);
        assertEquals(0x80, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_EA);
        assertEquals(0x100, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_SECURITY);
        assertEquals(0x200, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_STREAM_NAME);
        assertEquals(0x400, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_STREAM_SIZE);

        // Hexdump.toHexString uses uppercase and produces only the specified width
        // Note: completionFilter is displayed with 4 hex chars, not 8
        assertTrue(result.contains("fid=0x0000"));
        assertTrue(result.contains("filter=0x0000")); // Only 4 hex chars are shown
        assertTrue(result.contains("watchTree=false"));
    }

    @Test
    @DisplayName("Test writeSetupWireFormat preserves other buffer content")