Verás la documentación interactiva automática de la API (proporcionada por <a href="https://github.com/swagger-api/swagger-ui" class="external-link" target="_blank">Swagger UI</a>):

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-01-swagger-ui-simple.png)

### Documentación alternativa de la API

Y ahora, ve a <a href="http://127.0.0.1:8000/redoc" class="external-link" target="_blank">http://127.0.0.1:8000/redoc</a>.

				t.Errorf("%s: invalid errorcheck line:\n%s", fileline, line)
			} else if err := errors[fileline]; err == "" {
				t.Errorf("%s: missing error, want %s", fileline, all)
			} else if !strings.Contains(err, mm[0][1]) {
				t.Errorf("%s: wrong error for %s:\n%s", fileline, all, err)
			}
		} else {
			if errors[fileline] != "" {
				t.Errorf("unexpected error on %s: %v", fileline, errors[fileline])
			}
		}

You go with your crush to get fast food, you stand in line while the cashier takes the orders from the people in front of you. 😍

<img src="/img/async/concurrent-burgers/concurrent-burgers-01.png" class="illustration">

Then it's your turn, you place your order of 2 very fancy burgers for your crush and you. 🍔🍔

<img src="/img/async/concurrent-burgers/concurrent-burgers-02.png" class="illustration">

Vous amenez votre crush 😍 dans votre fast food 🍔 favori, et faites la queue pendant que le serveur 💁 prend les commandes des personnes devant vous.

<img src="/img/async/concurrent-burgers/concurrent-burgers-01.png" class="illustration">

Puis vient votre tour, vous commandez alors 2 magnifiques burgers 🍔 pour votre crush 😍 et vous.

<img src="/img/async/concurrent-burgers/concurrent-burgers-02.png" class="illustration">

    }
  }

  public void testEnsureCapacity() {
    assertThat(Longs.ensureCapacity(EMPTY, 0, 1)).isSameInstanceAs(EMPTY);
    assertThat(Longs.ensureCapacity(ARRAY1, 0, 1)).isSameInstanceAs(ARRAY1);
    assertThat(Longs.ensureCapacity(ARRAY1, 1, 1)).isSameInstanceAs(ARRAY1);
    assertThat(Longs.ensureCapacity(ARRAY1, 2, 1)).isEqualTo(new long[] {1L, 0L, 0L});

    assertThrows(IllegalArgumentException.class, () -> limiter.tryAcquire(0));
    assertThrows(IllegalArgumentException.class, () -> limiter.tryAcquire(-1));
    assertThrows(IllegalArgumentException.class, () -> limiter.tryAcquire(0, 1, SECONDS));
    assertThrows(IllegalArgumentException.class, () -> limiter.tryAcquire(-1, 1, SECONDS));
  }

  public void testSimpleWithWait() {
    RateLimiter limiter = RateLimiter.create(5.0, stopwatch);

    assertThrows(IllegalArgumentException.class, () -> limiter.tryAcquire(0));
    assertThrows(IllegalArgumentException.class, () -> limiter.tryAcquire(-1));
    assertThrows(IllegalArgumentException.class, () -> limiter.tryAcquire(0, 1, SECONDS));
    assertThrows(IllegalArgumentException.class, () -> limiter.tryAcquire(-1, 1, SECONDS));
  }

  public void testSimpleWithWait() {
    RateLimiter limiter = RateLimiter.create(5.0, stopwatch);

### Hamburguesas Concurrentes

Vas con tu crush a conseguir comida rápida, te pones en fila mientras el cajero toma los pedidos de las personas frente a ti. 😍

<img src="/img/async/concurrent-burgers/concurrent-burgers-01.png" class="illustration">

Luego es tu turno, haces tu pedido de 2 hamburguesas muy sofisticadas para tu crush y para ti. 🍔🍔

<img src="/img/async/concurrent-burgers/concurrent-burgers-02.png" class="illustration">

            nanos = now + durationNanos;
            // In the very unlikely event that nanos is 0, set it to 1;
            // no one will notice 1 ns of tardiness.
            expirationNanos = (nanos == 0) ? 1 : nanos;
            return t;
          }
        }
      }
      // This is safe because we checked `expirationNanos`.
      return uncheckedCastNullableTToT(value);
    }

    @Override

- github.com/hashicorp/go-syslog: [v1.0.0](https://github.com/hashicorp/go-syslog/tree/v1.0.0)
- github.com/hashicorp/go-uuid: [v1.0.1](https://github.com/hashicorp/go-uuid/tree/v1.0.1)
- github.com/hashicorp/go.net: [v0.0.1](https://github.com/hashicorp/go.net/tree/v0.0.1)
- github.com/hashicorp/golang-lru: [v0.5.1](https://github.com/hashicorp/golang-lru/tree/v0.5.1)