this.output = output;
        }

        @Override
        public void start() {
            // Override start to do nothing in test - simulate immediate completion
        }

        @Override
        public void run() {
            // Override run to do nothing in test
        }

        @Override
        public String getOutput() {

                    completeLatch.countDown();
                }
            }).start();
        }

        // Start all threads simultaneously
        startLatch.countDown();

        // Wait for completion
        assertTrue(completeLatch.await(5, TimeUnit.SECONDS));

        // Authenticator should be closed
        assertTrue(auth.isClosed());
    }

    /**

  // have two requirements that significantly complicate their design.
  // 1. Cancellation should propagate from the returned future to the input future(s).
  // 2. The returned futures shouldn't unnecessarily 'pin' their inputs after completion.
  //
  // A consequence of these requirements is that the delegate futures cannot be stored in
  // final fields.
  //
  // For simplicity the rest of this description will discuss Futures.catching since it is the

   * listeners are also applicable to heavyweight callbacks passed to this method.
   *
   * <p>For a more general interface to attach a completion listener, see {@link #addListener}.
   *
   * <p>This method is similar to {@link java.util.concurrent.CompletableFuture#whenComplete} and

```Python
        ... "item_price": item.price ...
```

... и посмотрите, как ваш редактор будет автоматически заполнять атрибуты и узнавать их типы:

![editor support](https://fastapi.tiangolo.com/img/vscode-completion.png)

Более полный пример с дополнительными функциями см. в <a href="https://fastapi.tiangolo.com/tutorial/">Учебное руководство - Руководство пользователя</a>.

```

...:

```Python
        ... "item_price": item.price ...
```

...& 👀 ❔ 👆 👨‍🎨 🔜 🚘-🏁 🔢 & 💭 👫 🆎:

![editor support](https://fastapi.tiangolo.com/img/vscode-completion.png)

🌅 🏁 🖼 🔌 🌅 ⚒, 👀 <a href="https://fastapi.tiangolo.com/tutorial/">🔰 - 👩‍💻 🦮</a>.

**🚘 🚨**: 🔰 - 👩‍💻 🦮 🔌:

* 📄 **🔢** ⚪️➡️ 🎏 🎏 🥉: **🎚**, **🍪**, **📨 🏑** &amp; **📁**.

```

...ל:

```Python
        ... "item_price": item.price ...
```

...וראו איך העורך שלכם משלים את המאפיינים ויודע את הטיפוסים שלהם:

![editor support](https://fastapi.tiangolo.com/img/vscode-completion.png)

לדוגמא יותר שלמה שכוללת עוד תכונות, ראו את ה<a href="https://fastapi.tiangolo.com/tutorial/">מדריך - למשתמש</a>.

**התראת ספוילרים**: המדריך - למשתמש כולל:

```

...e osserva come il tuo editor di testo autocompleterà gli attributi e sarà in grado di riconoscere i loro tipi:

![editor support](https://fastapi.tiangolo.com/img/vscode-completion.png)

Per un esempio più completo che mostra più funzionalità del framework, consulta <a href="https://fastapi.tiangolo.com/tutorial/">Tutorial - Guida Utente</a>.

**Spoiler alert**: il tutorial - Guida Utente include:

...na:

```Python
        ... "item_price": item.price ...
```

...i zobacz jak edytor kodu automatycznie uzupełni atrybuty i będzie znał ich typy:

![editor support](https://fastapi.tiangolo.com/img/vscode-completion.png)

Dla bardziej kompletnych przykładów posiadających więcej funkcjonalności, zobacz <a href="https://fastapi.tiangolo.com/tutorial/">Tutorial - User Guide</a>.

**Uwaga Spoiler**: tutorial - user guide zawiera:

```Python
        ... "item_price": item.price ...
```

...y observa cómo tu editor autocompleta los atributos y conoce sus tipos:

![editor support](https://fastapi.tiangolo.com/img/vscode-completion.png)

Para un ejemplo más completo incluyendo más funcionalidades, ve al <a href="https://fastapi.tiangolo.com/tutorial/">Tutorial - Guía del Usuario</a>.

**Alerta de spoilers**: el tutorial - guía del usuario incluye: