):
    response = await call_next(request)
    response.headers["custom"] = "foo"
    return response


@app.get("/user", dependencies=[Depends(set_up_request_state_dependency)])
def get_user():
    request_state = legacy_request_state_context_var.get()
    assert request_state
    return request_state["user"]


client = TestClient(app)


def test_dependency_contextvars():
    """

  @CollectionFeature.Require(SUPPORTS_ADD)
  @CollectionSize.Require(absent = ZERO)
  public void testAdd_supportedPresent() {
    assertFalse("add(present) should return false", getSet().add(e0()));
    expectUnchanged();
  }

  @CollectionFeature.Require(value = {SUPPORTS_ADD, ALLOWS_NULL_VALUES})
  @CollectionSize.Require(absent = ZERO)
  public void testAdd_supportedNullPresent() {

  private List<E> values;
  private E a;
  private E b;
  private E c;

  @Override
  public void setUp() throws Exception {
    super.setUp();
    navigableSet = (NavigableSet<E>) getSet();
    values =
        copyToList(
            getSubjectGenerator()
                .getSampleElements(getSubjectGenerator().getCollectionSize().getNumElements()));
    sort(values, navigableSet.comparator());

      expectedHashCode += ((element == null) ? 0 : element.hashCode());
    }
    assertEquals(
        "A Set's hashCode() should be the sum of those of its elements.",
        expectedHashCode,
        getSet().hashCode());
  }

  @CollectionSize.Require(absent = CollectionSize.ZERO)
  @CollectionFeature.Require(ALLOWS_NULL_VALUES)
  public void testHashCode_containingNull() {

    users = crud.get_users(skip=skip, limit=limit)
    return users


@app.get(
    "/users/{user_id}", response_model=schemas.User, dependencies=[Depends(get_db)]
)
def read_user(user_id: int):
    db_user = crud.get_user(user_id=user_id)
    if db_user is None:
        raise HTTPException(status_code=404, detail="User not found")
    return db_user


@app.post(
    "/users/{user_id}/items/",
    response_model=schemas.Item,

	ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
	defer cancel()

	// 1. Create a user.
	accessKey, secretKey := mustGenerateCredentials(c)
	err := s.adm.SetUser(ctx, accessKey, secretKey, madmin.AccountEnabled)
	if err != nil {
		c.Fatalf("Unable to set user: %v", err)
	}

	// 2. Check new user appears in listing
	usersMap, err := s.adm.ListUsers(ctx)
	if err != nil {

from fastapi import FastAPI, Request, WebSocket, WebSocketDisconnect
from fastapi.routing import APIRoute, APIWebSocketRoute
from fastapi.testclient import TestClient

app = FastAPI()


@app.get("/users/{user_id}")
async def get_user(user_id: str, request: Request):
    route: APIRoute = request.scope["route"]
    return {"user_id": user_id, "path": route.path}


@app.websocket("/items/{item_id}")

   * collection in setUp(), but that caused problems when a tester changed the
   * value of set or collection but not both.
   */
  protected final Set<E> getSet() {
    return (Set<E>) collection;
  }

	ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
	defer cancel()

	accessKey, secretKey := mustGenerateCredentials(c)
	err := s.adm.SetUser(ctx, accessKey, secretKey, madmin.AccountEnabled)
	if err != nil {
		c.Fatalf("Unable to set user: %v", err)
	}

	userReq := madmin.PolicyAssociationReq{
		Policies: []string{"readwrite"},

  private List<E> values;
  private @Nullable E a;
  private @Nullable E b;
  private @Nullable E c;

  @Override
  public void setUp() throws Exception {
    super.setUp();
    sortedSet = (SortedSet<E>) getSet();
    values =
        copyToList(
            getSubjectGenerator()
                .getSampleElements(getSubjectGenerator().getCollectionSize().getNumElements()));
    sort(values, sortedSet.comparator());