@Test fun testDigestChallengeWithStrictRfc2617Header() {
    val headers =
      Headers
        .Builder()
        .add(
          "WWW-Authenticate",
          "Digest realm=\"myrealm\", nonce=\"fjalskdflwejrlaskdfjlaskdjflaks" +
            "jdflkasdf\", qop=\"auth\", stale=\"FALSE\"",
        ).build()
    val challenges = headers.parseChallenges("WWW-Authenticate")
    assertThat(challenges.size).isEqualTo(1)

	if len(value.IV) != IVSize {
		return ErrDecrypt
	}
	if len(value.Nonce) != NonceSize {
		return ErrDecrypt
	}

	switch value.Algorithm {
	case AES256GCM:
		c.Algorithm = kms.AES256
	case CHACHA20POLY1305:
		c.Algorithm = kms.ChaCha20
	default:
		c.Algorithm = 0
	}
	c.ID = value.ID
	c.IV = value.IV
	c.Nonce = value.Nonce
	c.Bytes = value.Bytes
	return nil

        default_factory: Callable[[], Any] | None = _Unset,
        annotation: Any | None = None,
        alias: str | None = None,
        alias_priority: int | None = _Unset,
        validation_alias: str | AliasPath | AliasChoices | None = None,
        serialization_alias: str | None = None,
        title: str | None = None,
        description: str | None = None,
        gt: float | None = None,
        ge: float | None = None,

            }

            final String nonce = (String) claimsSet.getClaim("nonce");
            if (logger.isDebugEnabled()) {
                logger.debug("nonce={}", nonce);
            }
            if (StringUtils.isEmpty(nonce) || !nonce.equals(stateData.getNonce())) {
                throw new SsoLoginException("could not validate nonce");
            }

            """
        ),
    ] = None,
    min_length: Annotated[
        int | None,
        Doc(
            """
            Minimum length for strings.
            """
        ),
    ] = None,
    max_length: Annotated[
        int | None,
        Doc(
            """
            Maximum length for strings.
            """
        ),
    ] = None,
    pattern: Annotated[

	}

	stream, err := sio.AES_256_GCM.Stream(key)
	if err != nil {
		return err
	}
	// Zero nonce, we only use each key once, and 32 bytes is plenty.
	nonce := make([]byte, stream.NonceSize())
	encr := stream.DecryptReader(r, nonce, nil)
	_, err = io.Copy(w, encr)
	if err == nil {
		fmt.Println(okMsg)
	}
	return err

        summary: str | None = None,
        description: str | None = None,
        response_description: str = "Successful Response",
        responses: dict[int | str, dict[str, Any]] | None = None,
        deprecated: bool | None = None,
        name: str | None = None,
        methods: set[str] | list[str] | None = None,
        operation_id: str | None = None,
        response_model_include: IncEx | None = None,

            "overridden": "app",
        }


def test_merged_no_return_lifespans_return_none() -> None:
    @asynccontextmanager
    async def lifespan(app: FastAPI) -> AsyncGenerator[None, None]:
        yield

    @asynccontextmanager
    async def router_lifespan(app: FastAPI) -> AsyncGenerator[None, None]:
        yield

    router = APIRouter(lifespan=router_lifespan)
    app = FastAPI(lifespan=lifespan)

@app.post("/optional-bytes", operation_id="optional_bytes")
async def read_optional_bytes(p: Annotated[bytes | None, File()] = None):
    return {"file_size": len(p) if p else None}


@app.post("/optional-uploadfile", operation_id="optional_uploadfile")
async def read_optional_uploadfile(p: Annotated[UploadFile | None, File()] = None):
    return {"file_size": p.size if p else None}


@pytest.mark.parametrize(
    "path",
    [
        "/optional-bytes",

app = FastAPI()


class SubModel(BaseModel):
    a: str | None = "foo"


class Model(BaseModel):
    x: int | None = None
    sub: SubModel


class ModelSubclass(Model):
    y: int
    z: int = 0
    w: int | None = None


class ModelDefaults(BaseModel):
    w: str | None = None
    x: str | None = None
    y: str = "y"
    z: str = "z"