c.Assert(response.ContentLength, int64(len([]byte("hello world"))))
	var buffer2 bytes.Buffer
	// retrieve the contents of response body.
	n, err := io.Copy(&buffer2, response.Body)
	c.Assert(err, nil)
	c.Assert(n, int64(len([]byte("hello world"))))
	// asserted the contents of the fetched object with the expected result.
	c.Assert(true, bytes.Equal(buffer2.Bytes(), []byte("hello world")))

        title=app.title + " - ReDoc",
        redoc_js_url="/static/redoc.standalone.js",
    )


@app.get("/users/{username}")
async def read_user(username: str):

from docs_src.behind_a_proxy.tutorial003 import app

client = TestClient(app)


def test_main():
    response = client.get("/app")
    assert response.status_code == 200
    assert response.json() == {"message": "Hello World", "root_path": "/api/v1"}


def test_openapi_schema():
    response = client.get("/openapi.json")
    assert response.status_code == 200
    assert response.json() == {
        "openapi": "3.1.0",

dzono niepoprawny numer ubezpieczenia społecznego",badUKVatAnswer:"Wprowadzono niepoprawny brytyjski numer VAT",badUKNin:"Wprowadzono niepoprawny brytyjski numer NIP",badUKUtr:"Wprowadzono niepoprawny brytyjski numer podatnika",badStrength:"Twoje hasło nie jest wystarczająco mocne",badNumberOfSelectedOptionsStart:"Musisz wybrać przynajmniej ",badNumberOfSelectedOptionsEnd:" odpowiedzi",badAlphaNumeric:"Wprowadzona wartość może zawierać tylko znaki alfanumeryczne ",badAlphaNumericExtra:" i ",wrongFileSize:"Wysyłany...

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

</div>

The response would be something like:

```JSON
{
    "message": "Hello World",
    "root_path": "/api/v1"
}
```

### Setting the `root_path` in the FastAPI app

    public IntegerSubscriber(String name) {
      this.name = name;
    }

    @Subscribe
    public void handleInteger(Integer integer) {
      dispatchedSubscribers.add(this);
      dispatcher.dispatch("hello", stringSubscribers.iterator());
    }

    @Override
    public String toString() {
      return name;
    }
  }

  public final class StringSubscriber {
    private final String name;

@needs_pydanticv2
def test_root():
    client = get_client()
    response = client.get("/")
    assert response.status_code == 200
    assert response.json() == {"message": "Hello World"}


@needs_pydanticv2
def test_default_openapi():
    client = get_client()
    response = client.get("/docs")
    assert response.status_code == 200, response.text
    response = client.get("/redoc")

import okio.Buffer
import okio.ByteString.Companion.encodeUtf8
import org.junit.jupiter.api.Test

class RequestTest {
  @Test
  fun constructor() {
    val url = "https://example.com/".toHttpUrl()
    val body = "hello".toRequestBody()
    val headers = headersOf("User-Agent", "RequestTest")
    val method = "PUT"
    val request =
      Request(
        url = url,
        headers = headers,
        method = method,

    ), "default configs should be preserved"


def test_get_users():
    response = client.get("/users/foo")
    assert response.status_code == 200, response.text

import okhttp3.HttpUrl.Companion.toHttpUrl
import okhttp3.RequestBody.Companion.toRequestBody

class RequestCommonTest {
  @Test
  fun constructorNormal() {
    val url = "https://example.com/".toHttpUrl()
    val body = "hello".toRequestBody()
    val headers = headersOf("User-Agent", "RequestTest")
    val method = "PUT"
    val request =
      Request(
        url = url,
        headers = headers,
        method = method,