}
          });
      this.shutdown = shutdown;
      start();
    }

    @SuppressWarnings("ThreadPriorityCheck") // TODO: b/175898629 - Consider onSpinWait.
    void shutdown() {
      shutdown.set(true);
      while (this.isAlive()) {
        Thread.yield();
      }
    }
  }

  void assertWrapsInterruptedException(RuntimeException e) {

### Подія `shutdown` { #shutdown-event }

Щоб додати функцію, яку слід виконати, коли застосунок вимикається, оголосіть її з подією `"shutdown"`:

{* ../../docs_src/events/tutorial002_py310.py hl[6] *}

Тут функція-обробник події `shutdown` запише текстовий рядок `"Application shutdown"` у файл `log.txt`.

/// info | Інформація

# 測試事件：lifespan 與 startup - shutdown { #testing-events-lifespan-and-startup-shutdown }

當你需要在測試中執行 lifespan（生命週期）時，你可以使用 TestClient 並搭配 with 陳述式：

{* ../../docs_src/app_testing/tutorial004_py310.py hl[9:15,18,27:28,30:32,41:43] *}

你可以閱讀更多細節：[在測試中執行 lifespan](https://www.starlette.dev/lifespan/#running-lifespan-in-tests)（Starlette 官方文件）。

對於已棄用的 `startup` 和 `shutdown` 事件，你可以這樣使用 TestClient：

### `shutdown` event { #shutdown-event }

To add a function that should be run when the application is shutting down, declare it with the event `"shutdown"`:

{* ../../docs_src/events/tutorial002_py310.py hl[6] *}

Here, the `shutdown` event handler function will write a text line `"Application shutdown"` to a file `log.txt`.

/// info

   * message buffer (16 MiB) will be rejected and trigger a [graceful shutdown][close] of this web
   * socket. This method returns false in that case, and in any other case where this web socket is
   * closing, closed, or canceled.
   *
   * This method returns immediately.
   */
  fun send(bytes: ByteString): Boolean

  /**
   * Attempts to initiate a graceful shutdown of this web socket. Any already-enqueued messages will

# Events testen: Lifespan und Startup – Shutdown { #testing-events-lifespan-and-startup-shutdown }

Wenn Sie `lifespan` in Ihren Tests ausführen müssen, können Sie den `TestClient` mit einer `with`-Anweisung verwenden:

{* ../../docs_src/app_testing/tutorial004_py310.py hl[9:15,18,27:28,30:32,41:43] *}

 * the "running" state need to perform a periodic task. Subclasses can implement {@link #startUp},
 * {@link #shutDown} and also a {@link #runOneIteration} method that will be executed periodically.
 *
 * <p>This class uses the {@link ScheduledExecutorService} returned from {@link #executor} to run
 * the {@link #startUp} and {@link #shutDown} methods and also uses that service to schedule the

# イベントのテスト: lifespan と startup - shutdown { #testing-events-lifespan-and-startup-shutdown }

テストで `lifespan` を実行する必要がある場合は、`with` 文と併用して `TestClient` を使用できます:

{* ../../docs_src/app_testing/tutorial004_py310.py hl[9:15,18,27:28,30:32,41:43] *}

より詳しい内容は、[公式 Starlette ドキュメントの「テストでの lifespan の実行」](https://www.starlette.dev/lifespan/#running-lifespan-in-tests) を参照してください。

非推奨の `startup` および `shutdown` イベントについては、次のように `TestClient` を使用できます:

    @Test
    public void test_shutdown_withListener() {
        // Add shutdown listener
        TestShutdownListener listener = new TestShutdownListener();
        scriptExecutor.addShutdownListener(listener);

        // Verify listener not called yet
        assertFalse(listener.wasShutdownCalled());

        // Call shutdown
        scriptExecutor.shutdown();

        // Verify listener was called

여러 개의 이벤트 핸들러 함수를 추가할 수 있습니다.

그리고 모든 `startup` 이벤트 핸들러가 완료될 때까지 애플리케이션은 요청을 받기 시작하지 않습니다.

### `shutdown` 이벤트 { #shutdown-event }

애플리케이션이 종료될 때 실행되어야 하는 함수를 추가하려면, `"shutdown"` 이벤트로 선언합니다:

{* ../../docs_src/events/tutorial002_py310.py hl[6] *}

여기서 `shutdown` 이벤트 핸들러 함수는 텍스트 한 줄 `"Application shutdown"`을 `log.txt` 파일에 기록합니다.

/// info | 정보