client = TestClient(app)
    response = client.post("/optional-list-str")
    assert response.status_code == 200, response.text
    assert response.json() == {"p": None}


def test_model_optional_list_str_missing():
    client = TestClient(app)
    response = client.post("/model-optional-list-str")
    assert response.status_code == 422, response.text
    assert response.json() == {
        "detail": [
            {

    Request request = new Request.Builder()
            .url(url)
            .build();
    try (Response response = client.newCall(request).execute()) {
      assertTrue(response.code() == 200 || response.code() == 404);
      assertEquals(Protocol.HTTP_2, response.protocol());

      for (Certificate c: response.handshake().peerCertificates()) {
        X509Certificate x = (X509Certificate) c;

        response.getServerData().securityMode = 1;
        response.getServerData().encryptedPasswords = true;
        response.getServerData().smaxMpxCount = 50;
        response.getServerData().maxNumberVcs = 1;
        response.getServerData().maxBufferSize = 16384;
        response.getServerData().maxRawSize = 4096;
        response.getServerData().sessKey = 0x12345678;
        response.getServerData().scapabilities = SmbConstants.CAP_UNICODE;

@app.get("/items/")
async def read_items(commons: CommonQueryParams = Depends(CommonQueryParams)):
    response = {}
    if commons.q:
        response.update({"q": commons.q})
    items = fake_items_db[commons.skip : commons.skip + commons.limit]
    response.update({"items": items})

        self.limit = limit


@app.get("/items/")
async def read_items(commons: CommonQueryParams = Depends()):
    response = {}
    if commons.q:
        response.update({"q": commons.q})
    items = fake_items_db[commons.skip : commons.skip + commons.limit]
    response.update({"items": items})

                        response = (TreeConnectResponse) request.getResponse();
                        if (response.isReceived() && !response.isError() && response.getErrorCode() == NtStatus.NT_STATUS_SUCCESS) {
                            if (!transport.isDisconnected()) {
                                treeConnected(transport, sess, response);
                            }
                            throw se;

                request.setFlags(registration.getFlags());

                WitnessRegisterResponse response = rpcClient.register(request);

                if (response != null && response.isSuccess()) {
                    registration.setState(WitnessRegistrationState.REGISTERED);
                    registration.setContextHandle(response.getContextHandle());
                    registrations.put(registration.getRegistrationId(), registration);

## Documentación de Descripción de Response - OpenAPI { #documentation-response-description-openapi }

Para definir la descripción del response, mostrada en la interfaz de usuario de la documentación, lee la documentación para [Tutorial - Configuraciones de Path Operation - Descripción del Response](../tutorial/path-operation-configuration.md#response-description){.internal-link target=_blank}.

@app.get("/items/")
async def read_items(commons: Annotated[CommonQueryParams, Depends()]):
    response = {}
    if commons.q:
        response.update({"q": commons.q})
    items = fake_items_db[commons.skip : commons.skip + commons.limit]
    response.update({"items": items})

    assert response.json() == {"counter": 1, "subcounter": 1}
    response = client.get("/sub-counter/")
    assert response.status_code == 200, response.text
    assert response.json() == {"counter": 2, "subcounter": 2}


def test_sub_counter_no_cache():
    counter_holder["counter"] = 0
    response = client.get("/sub-counter-no-cache/")
    assert response.status_code == 200, response.text