async def middleware(request, call_next):
    response: StreamingResponse = await call_next(request)
    response.headers["x-state"] = json.dumps(state.copy())
    return response


client = TestClient(app)


def test_async_state():
    assert state["/async"] == "asyncgen not started"
    response = client.get("/async")
    assert response.status_code == 200, response.text
    assert response.json() == "asyncgen started"

        }
        return asJson(new ApiResult.ApiUpdateResponse().id(id).created(false).status(ApiResult.Status.OK).result());
    }

    /**
     * Creates an edit body from a group entity for API responses.
     *
     * @param entity the group entity to convert
     * @return edit body containing the entity data
     */
    protected EditBody createEditBody(final Group entity) {

        });
        return asJson(new ApiResponse().status(Status.OK).result());
    }

    /**
     * Creates an EditBody from a BoostDocumentRule entity for API responses.
     *
     * @param entity the BoostDocumentRule entity to convert
     * @return the converted EditBody object
     */
    protected EditBody createEditBody(final BoostDocumentRule entity) {

            assertSame(response1, result);
            assertSame(response2, result.getNext());
        }

        @Test
        @DisplayName("setResponse should accept valid response")
        void testSetResponse() {
            TestServerMessageBlock2Response response = new TestServerMessageBlock2Response(mockConfig);

            testRequest.setResponse(response);

        }
        return asJson(new ApiResult.ApiUpdateResponse().id(id).created(false).status(ApiResult.Status.OK).result());
    }

    /**
     * Creates an edit body from a path mapping entity for API responses.
     *
     * @param entity the path mapping entity to convert
     * @return edit body containing the entity data
     */
    protected EditBody createEditBody(final PathMapping entity) {

        });
        return asJson(new ApiResponse().status(Status.OK).result());
    }

    /**
     * Creates an edit body from a related content entity for API responses.
     *
     * @param entity the related content entity to convert
     * @return edit body containing the entity data
     */
    protected EditBody createEditBody(final RelatedContent entity) {

def test_openapi_schema(client: TestClient):
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {
            "/items/{item_id}": {
                "put": {
                    "responses": {
                        "200": {

    }

    @Override
    public void decode_out(NdrBuffer buf) throws NdrException {
        decodeWitnessParameters(buf);
        // The return code is always the last 4 bytes in MS-SWN responses
        returnCode = buf.dec_ndr_long();
    }

	err := req.DecodeMsg(mr)
	if err != nil {
		rw.CloseWithError(err)
		return
	}

	mw := msgp.NewWriter(rw)
	responses := make(chan ReadMultipleResp, len(req.Files))
	var wg sync.WaitGroup
	wg.Add(1)
	go func() {
		defer wg.Done()
		for resp := range responses {
			err := resp.EncodeMsg(mw)
			if err != nil {
				rw.CloseWithError(err)
				return
			}
			mw.Flush()
		}

    Note over client,operation: Response is already sent, can't change it anymore
    opt Tasks
        operation -->> tasks: Send background tasks
    end
    opt Raise other exception
        tasks -->> tasks: Handle exceptions in the background task code
    end
```

/// info

Only **one response** will be sent to the client. It might be one of the error responses or it will be the response from the *path operation*.