}

  public void testDecodeIntFails() {
    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("0xfffffffff"));

    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("-5"));

    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("-0x5"));

    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("-05"));
  }

  public void testToString() {

        super.setUp();
        container = new StandardCrawlerContainer().singleton("msWordExtractor", MsWordExtractor.class)
                .singleton("msExcelExtractor", MsExcelExtractor.class)
                .singleton("msPowerPointExtractor", MsPowerPointExtractor.class)
                .singleton("textExtractor", TextExtractor.class);
    }

    /**
     * Test that MsWordExtractor properly closes resources on successful extraction.
     */

        request.setFileInfoClass((byte) 0x08);

        Encodable mockInputBuffer = mock(Encodable.class);
        when(mockInputBuffer.encode(any(byte[].class), anyInt())).thenReturn(50);
        when(mockInputBuffer.size()).thenReturn(50);

        try {
            Field inputBufferField = Smb2QueryInfoRequest.class.getDeclaredField("inputBuffer");
            inputBufferField.setAccessible(true);

 * }
 * public void testFooLeak() {
 *   GcFinalization.awaitClear(fooWeakRef());
 * }
 * }
 *
 * <p>This class cannot currently be used to test soft references, since this class does not try to
 * create the memory pressure required to cause soft references to be cleared.
 *
 * <p>This class only provides testing utilities. It is not designed for direct use in production or
 * for benchmarking.
 *

运行示例并访问 <a href="http://127.0.0.1:8000/items/3" class="external-link" target="_blank">http://127.0.0.1:8000/items/3</a>，返回的响应如下：

```JSON
{"item_id":3}
```

/// check | 检查

注意，函数接收并返回的值是 `3`（ `int`），不是 `"3"`（`str`）。

**FastAPI** 通过类型声明自动<abbr title="将来自 HTTP 请求中的字符串转换为 Python 数据类型">**解析**请求中的数据</abbr>。

///

## 数据校验

    }

    @Override
    protected Class<? extends FileConfig> typeOfSelectedEntity() {
        return FileConfig.class;
    }

    @Override
    protected Class<FileConfig> typeOfHandlingEntity() {
        return FileConfig.class;
    }

    @Override
    protected Class<FileConfigCB> typeOfHandlingConditionBean() {
        return FileConfigCB.class;
    }

    }

    @Override
    protected Class<? extends SearchLog> typeOfSelectedEntity() {
        return SearchLog.class;
    }

    @Override
    protected Class<SearchLog> typeOfHandlingEntity() {
        return SearchLog.class;
    }

    @Override
    protected Class<SearchLogCB> typeOfHandlingConditionBean() {
        return SearchLogCB.class;
    }

    ImmutableList.Builder<String> builder = ImmutableList.builder();
    assertThrows(NullPointerException.class, () -> builder.add((String) null));

    assertThrows(NullPointerException.class, () -> builder.add((String[]) null));

    assertThrows(NullPointerException.class, () -> builder.add("a", null, "b"));
  }

  public void testBuilderAddAllHandlesNullsCorrectly() {
    {

   * described in the class documentation.
   *
   * @throws NullPointerException if any of {@code elements} is null
   * @since 6.0
   */
  public static <E> ImmutableMultiset<E> copyOf(E[] elements) {
    return copyFromElements(elements);
  }

  /**
   * Returns an immutable multiset containing the given elements, in the "grouped iteration order"
   * described in the class documentation.
   *

        val alpnClass = Class.forName(alpnClassName, true, null)
        val providerClass = Class.forName("$alpnClassName\$Provider", true, null)
        val clientProviderClass = Class.forName("$alpnClassName\$ClientProvider", true, null)
        val serverProviderClass = Class.forName("$alpnClassName\$ServerProvider", true, null)
        val putMethod = alpnClass.getMethod("put", SSLSocket::class.java, providerClass)