### Sprawdź to

Otwórz w swojej przeglądarce <a href="http://127.0.0.1:8000" class="external-link" target="_blank">http://127.0.0.1:8000</a>.

Zobaczysz odpowiedź w formacie JSON:

```JSON
{"message": "Hello World"}
```

### Interaktywna dokumentacja API

Przejdź teraz do <a href="http://127.0.0.1:8000/docs" class="external-link" target="_blank">http://127.0.0.1:8000/docs</a>.

			t.Errorf("got string %q; want %q", b.String(), s)
		}
		if r.Len() != 0 {
			t.Errorf("reader contains %v bytes; want 0", r.Len())
		}
	}
}

func TestReaderLen(t *testing.T) {
	const data = "hello world"
	r := NewReader([]byte(data))
	if got, want := r.Len(), 11; got != want {
		t.Errorf("r.Len(): got %d, want %d", got, want)
	}
	if n, err := r.Read(make([]byte, 10)); err != nil || n != 10 {

///

#### Devuelve *enumeration members*

Puedes devolver *enum members* desde tu *operación de path* inclusive en un body de JSON anidado (por ejemplo, un `dict`).

Ellos serán convertidos a sus valores correspondientes (strings en este caso) antes de devolverlos al cliente:

```Python hl_lines="18  21  23"
{!../../docs_src/path_params/tutorial005.py!}
```

### Confira

Abra o seu navegador em <a href="http://127.0.0.1:8000" class="external-link" target="_blank">http://127.0.0.1:8000</a>.

Você verá essa resposta em JSON:

```JSON
{"message": "Hello World"}
```

### Documentação Interativa de APIs

Agora vá para <a href="http://127.0.0.1:8000/docs" class="external-link" target="_blank">http://127.0.0.1:8000/docs</a>.

        }
    )


def test_root_token_jessica(client: TestClient):
    response = client.get("/?token=jessica")
    assert response.status_code == 200
    assert response.json() == {"message": "Hello Bigger Applications!"}


def test_root_with_no_token(client: TestClient):
    response = client.get("/")
    assert response.status_code == 422
    assert response.json() == IsDict(
        {

        }
    )


@needs_py39
def test_root_token_jessica(client: TestClient):
    response = client.get("/?token=jessica")
    assert response.status_code == 200
    assert response.json() == {"message": "Hello Bigger Applications!"}


@needs_py39
def test_root_with_no_token(client: TestClient):
    response = client.get("/")
    assert response.status_code == 422
    assert response.json() == IsDict(
        {

```

👈 ⏸ 🎦 📛 🌐❔ 👆 📱 ➖ 🍦, 👆 🇧🇿 🎰.

### ✅ ⚫️

📂 👆 🖥 <a href="http://127.0.0.1:8000" class="external-link" target="_blank">http://127.0.0.1:8000</a>.

👆 🔜 👀 🎻 📨:

```JSON
{"message": "Hello World"}
```

### 🎓 🛠️ 🩺

🔜 🚶 <a href="http://127.0.0.1:8000/docs" class="external-link" target="_blank">http://127.0.0.1:8000/docs</a>.

          "bromfiets=>bromfiets",
          "ei=>eier",
          "kind=>kinder"
        ]
      },
      "english_keywords": {
        "type":       "keyword_marker",
        "keywords":   ["hello"]
      },
      "finnish_stop": {
        "type":       "stop",
        "stopwords":  "_finnish_"
      },
      "finnish_keywords": {
        "type":       "keyword_marker",

	delim    byte
	expected []string
	err      error
}{
	{"", 0, []string{""}, io.EOF},
	{"a\x00", 0, []string{"a\x00"}, nil},
	{"abbbaaaba", 'b', []string{"ab", "b", "b", "aaab"}, nil},
	{"hello\x01world", 1, []string{"hello\x01"}, nil},
	{"foo\nbar", 0, []string{"foo\nbar"}, io.EOF},
	{"alpha\nbeta\ngamma\n", '\n', []string{"alpha\n", "beta\n", "gamma\n"}, nil},

		if writeErr != ErrWriteOnClosed {
			t.Errorf("got: %q; want: %q", writeErr, ErrWriteOnClosed)
		} else {
			t.Log("ok")
		}
	}
	result := string(buf[0:n])
	if result != "hello" {
		t.Errorf("got: %q; want: %q", result, "hello")
	}
}

func timeout(after time.Duration) (cancel func()) {
	c := time.After(after)
	cc := make(chan struct{})
	go func() {
		select {
		case <-cc:
			return