// Then
        assertEquals(maxData.length, bytesWritten);
    }

    @Test
    @DisplayName("Test zero-length write with valid data array")
    void testZeroLengthWrite() {
        // Given
        transCallNamedPipe = new TransCallNamedPipe(mockConfig, TEST_PIPE_NAME, TEST_DATA, 0, 0);
        byte[] dst = new byte[100];

        // When

    /**
     * Retrieves the MAC address of the remote network interface. Samba returns all zeros.
     *
     * @param tc
     *            context to use
     *
     * @return the MAC address as an array of six bytes
     * @throws UnknownHostException
     *             if the host cannot be resolved to
     *             determine the MAC address.
     */

        when(transport.getServerEncryptionKey()).thenReturn(key);
        assertArrayEquals(key, transport.getServerEncryptionKey());
        verify(transport).getServerEncryptionKey();

        // Empty array
        byte[] empty = new byte[0];
        when(transport.getServerEncryptionKey()).thenReturn(empty);
        assertArrayEquals(empty, transport.getServerEncryptionKey());

        // Null

      "gridPos": {
        "h": 5,
        "w": 6,
        "x": 0,
        "y": 0
      },
      "id": 21,
      "maxDataPoints": 100,
      "options": {
        "colorMode": "value",
        "graphMode": "area",
        "justifyMode": "auto",
        "orientation": "auto",
        "reduceOptions": {
          "calcs": [
            "mean"
          ],
          "fields": "",
          "values": false
        },

            assertEquals(0, response.writeBytesWireFormat(dst, 50));
            assertEquals(0, response.writeBytesWireFormat(dst, 99));
        }

        @Test
        @DisplayName("Should return 0 with empty array")
        void testWriteBytesWireFormatWithEmptyArray() {
            // Given
            byte[] dst = new byte[0];

            // When
            int result = response.writeBytesWireFormat(dst, 0);

{* ../../docs_src/body_nested_models/tutorial007.py hl[9,14,20,23,27] *}

/// info

👀 ❔ `Offer` ✔️ 📇 `Item`Ⓜ, ❔ 🔄 ✔️ 📦 📇 `Image`Ⓜ

///

## 💪 😁 📇

🚥 🔝 🎚 💲 🎻 💪 👆 ⌛ 🎻 `array` (🐍 `list`), 👆 💪 📣 🆎 🔢 🔢, 🎏 Pydantic 🏷:

```Python
images: List[Image]
```

⚖️ 🐍 3️⃣.9️⃣ & 🔛:

```Python
images: list[Image]
```

:

      --disable-libunwind-exceptions \
      --disable-lto \
      --disable-multilib \
      --enable-__cxa_atexit \
      --enable-gnu-indirect-function \
      --enable-gnu-unique-object \
      --enable-initfini-array \
      --enable-languages="c,c++" \
      --enable-linker-build-id \
      --enable-plugin \
      --enable-shared \
      --enable-threads=posix \
      --with-default-libstdcxx-abi=${LIBSTDCXX_ABI} \

En Python 3.10 también hay una **nueva sintaxis** donde puedes poner los posibles tipos separados por una <abbr title='también llamado "operador OR a nivel de bits", pero ese significado no es relevante aquí'>barra vertical (`|`)</abbr>.

//// tab | Python 3.10+

```Python hl_lines="1"
{!> ../../docs_src/python_types/tutorial008b_py310.py!}
```

////

//// tab | Python 3.8+

        assertEquals(1, chain3.updateCallCount);
    }

    // Test addChain null handling
    public void test_addChain_withNull() {
        // ArrayUtils.addAll handles null gracefully by adding it to the array
        authenticationManager.addChain(null);

        // Verify null chain doesn't cause issues during operations
        User user = createTestUser("testuser");
        try {

        facetInfo.sort = "key.ASC";
        order = facetInfo.getBucketOrder();
        assertNotNull(order);
        assertEquals(BucketOrder.key(true), order);
    }

    // Test addQuery with null query array
    public void test_addQuery_nullArray() {
        assertNull(facetInfo.query);
        facetInfo.addQuery("query1");
        assertNotNull(facetInfo.query);
        assertEquals(1, facetInfo.query.length);