// Read the response
            int bytesRead = echoResponse.readBytesWireFormat(buffer, bufferIndex);
            assertEquals(0, bytesRead);

            // Write response (echo responses don't write data)
            int bytesWritten = echoResponse.writeBytesWireFormat(buffer, 0);
            assertEquals(0, bytesWritten);

            // Mark as received
            echoResponse.received();

        // toString() implementation may vary, just check it's not null and not empty
        assertFalse(stringRep.isEmpty());
    }

    @Test
    @DisplayName("Should generate correct associated data for AEAD")
    void testGetAssociatedData() {
        // Given
        transformHeader.setNonce(testNonce);
        transformHeader.setOriginalMessageSize(1024);
        transformHeader.setFlags(0x0001);

      encodings['\b'.code] = encoding // Backspace
      encodings[ 0xb] = encoding // Vertical Tab
      encodings[ 0xe] = encoding // Shift Out
      encodings[ 0xf] = encoding // Shift In
      encodings[ 0x10] = encoding // Data Link Escape
      encodings[ 0x11] = encoding // Device Control 1 (oft. XON)
      encodings[ 0x12] = encoding // Device Control 2
      encodings[ 0x13] = encoding // Device Control 3 (oft. XOFF)

   * the cache is not recording statistics. All statistics begin at zero and never decrease over the
   * lifetime of the cache.
   *
   * <p><b>Warning:</b> this cache may not be recording statistical data. For example, a cache
   * created using {@link CacheBuilder} only does so if the {@link CacheBuilder#recordStats} method
   * was called. If statistics are not being recorded, a {@code CacheStats} instance with zero for

      HandshakeCertificates
        .Builder()
        .addTrustedCertificate(rootCa.certificate)
        .build()
    client =
      clientTestRule
        .newClientBuilder()
        .fastFallback(false) // Avoid data races.
        .dns(dns)
        .sslSocketFactory(
          handshakeCertificates.sslSocketFactory(),
          handshakeCertificates.trustManager,
        ).build()
    val serverHandshakeCertificates =

   * remove()}. Otherwise, all optional operations are supported. Null row keys, columns keys, and
   * values are not supported.
   *
   * <p>Lookups by row key are often faster than lookups by column key, because the data is stored
   * in a {@code Map<R, Map<C, V>>}. A method call like {@code column(columnKey).get(rowKey)} still
   * runs quickly, since the row key is provided. However, {@code column(columnKey).size()} takes

   *
   * <p>The returned {@code BiMap} iterates over entries in the same order as the {@code entrySet}
   * of the original map.
   *
   * <p>Despite the method name, this method attempts to avoid actually copying the data when it is
   * safe to do so. The exact circumstances under which a copy will or will not be performed are
   * undocumented and subject to change.
   *

        }
        return response.getStatus().getStatus();
    }

    /**
     * Calculates the memory size of a document data map.
     * This is useful for monitoring memory usage during indexing operations.
     *
     * @param dataMap the document data as a map of field names to values
     * @return the estimated memory size in bytes
     */

     * well as create and last write times. This method is almost twice as
     * efficient as manually copying as it employs an additional write
     * thread to read and write data concurrently.
     *
     * It is not possible (nor meaningful) to copy entire workgroups or
     * servers.
     *
     * @param dest the destination file or directory

                    return null;
                });
    }

    /**
     * Create an EditBody DTO from a CharMappingItem entity.
     *
     * @param entity source entity with mapping data
     * @param dictId identifier of the dictionary
     * @return populated EditBody for API responses
     */
    protected EditBody createEditBody(final CharMappingItem entity, final String dictId) {