Runnable intCounter =
        new Runnable() {
          @Override
          public void run() {
            totalCalls.incrementAndGet();
            // Make sure that no other tasks are scheduled to run while this is running.
            assertFalse(fakePool.hasNext());
          }
        };

    assertFalse(fakePool.hasNext());
    e.execute(intCounter);
    // A task should have been scheduled

from typing import Annotated, Callable

from fastapi import Body, FastAPI, HTTPException, Request, Response
from fastapi.exceptions import RequestValidationError
from fastapi.routing import APIRoute


class ValidationErrorLoggingRoute(APIRoute):
    def get_route_handler(self) -> Callable:
        original_route_handler = super().get_route_handler()

        async def custom_route_handler(request: Request) -> Response:
            try:

from collections.abc import Callable

from fastapi import Body, FastAPI, HTTPException, Request, Response
from fastapi.exceptions import RequestValidationError
from fastapi.routing import APIRoute


class ValidationErrorLoggingRoute(APIRoute):
    def get_route_handler(self) -> Callable:
        original_route_handler = super().get_route_handler()

        async def custom_route_handler(request: Request) -> Response:
            try:

///

Run the example with:

<div class="termy">

```console
$ fastapi dev main.py

<span style="color: green;">INFO</span>:     Uvicorn running on http://127.0.0.1:8000 (Press CTRL+C to quit)
```

</div>

## Check it { #check-it }

	ID       int               `json:"id"`       // Pool index (zero-based)
	Status   string            `json:"status"`   // Active if rebalance is running, empty otherwise
	Used     float64           `json:"used"`     // Percentage used space
	Progress rebalPoolProgress `json:"progress"` // is empty when rebalance is not running
}

// rebalanceAdminStatus holds rebalance status related information exported to mc, console, etc.
type rebalanceAdminStatus struct {

      // Happens with non-robolectric unit tests
      System.err.println("Possibly running android unit test without robolectric")
      re.printStackTrace()
    } catch (ule: UnsatisfiedLinkError) {
      // Happens with Paparazzi - with Android classes on the classpath
      System.err.println("Possibly running android unit test without robolectric")
      ule.printStackTrace()
    }
  }

   * Callable}.
   *
   * @param callable the callable task
   * @since 10.0
   */
  public static <V extends @Nullable Object> ListenableFutureTask<V> create(Callable<V> callable) {
    return new ListenableFutureTask<>(callable);
  }

  /**
   * Creates a {@code ListenableFutureTask} that will upon running, execute the given {@code

**FastAPI**, geliştiricilere kolaylık sağlamak amacıyla `starlette.staticfiles`'ı `fastapi.staticfiles` olarak sağlar. Ancak `StaticFiles` sınıfı aslında doğrudan Starlette'den gelir.

///

### Bağlama (Mounting) Nedir?

"Bağlamak", belirli bir yola tamamen "bağımsız" bir uygulama eklemek anlamına gelir ve ardından tüm alt yollara gelen istekler bu uygulama tarafından işlenir.

final class Serialization {
  private Serialization() {}

  /**
   * Stores the contents of a map in an output stream, as part of serialization. It does not support
   * concurrent maps whose content may change while the method is running.
   *
   * <p>The serialized output consists of the number of entries, first key, first value, second key,
   * second value, and so on.
   */
  static <K extends @Nullable Object, V extends @Nullable Object> void writeMap(

{* ../../docs_src/app_testing/tutorial004_py39.py hl[9:15,18,27:28,30:32,41:43] *}


Вы можете узнать больше подробностей в статье [Запуск lifespan в тестах на официальном сайте документации Starlette.](https://www.starlette.dev/lifespan/#running-lifespan-in-tests)

Для устаревших событий `startup` и `shutdown` вы можете использовать `TestClient` следующим образом: