def test_read_nonexistent_item():
    response = client.get("/items/baz", headers={"X-Token": "coneofsilence"})
    assert response.status_code == 404
    assert response.json() == {"detail": "Item not found"}


def test_create_item():
    response = client.post(
        "/items/",
        headers={"X-Token": "coneofsilence"},

    response = client.get("/items/", headers={"X-Token": "invalid"})
    assert response.status_code == 400, response.text
    assert response.json() == {"detail": "X-Token header invalid"}


@needs_py39
def test_get_invalid_second_header(client: TestClient):
    response = client.get(
        "/items/", headers={"X-Token": "fake-super-secret-token", "X-Key": "invalid"}
    )

                || !Objects.equals(token, other.token)) {
            return false;
        }
        return true;
    }

    @Override
    public String toString() {
        return "KuromojiItem [token=" + token + ", segmentation=" + segmentation + ", reading=" + reading + ", pos=" + pos + ", newToken="

		t.Fatal(err)
	}

	creds := globalActiveCred
	token, err := getTokenString(creds.AccessKey, creds.SecretKey)
	if err != nil {
		t.Fatalf("unable get token %s", err)
	}
	testCases := []struct {
		req         *http.Request
		expectedErr error
	}{
		// Set valid authorization header.
		{
			req: &http.Request{
				Header: http.Header{
					"Authorization": []string{token},
				},
			},
			expectedErr: nil,
		},

	SkipTokenPrint = "skip-token-print"

	// TokenStr flags sets both the discovery-token and the tls-bootstrap-token when those values are not provided
	TokenStr = "token"

	// TokenTTL flag sets the time to live for token
	TokenTTL = "token-ttl"

	// TokenUsages flag sets the usages of the token
	TokenUsages = "usages"

        return UserInDB(**user_dict)


def fake_decode_token(token):
    # This doesn't provide any security at all
    # Check the next version
    user = get_user(fake_users_db, token)
    return user


async def get_current_user(token: Annotated[str, Depends(oauth2_scheme)]):
    user = fake_decode_token(token)
    if not user:
        raise HTTPException(

Se ele não ver o header de `Autorização` ou o valor não tem um token `Bearer`, vai responder com um código de erro  401 (`UNAUTHORIZED`) diretamente.

Você nem precisa verificar se o token existe para retornar um erro. Você pode ter certeza de que se a sua função for executada, ela terá um `str` nesse token.

		},
	},
}

func mainHandler(w http.ResponseWriter, r *http.Request) {
	token := r.FormValue("token")
	if token == "" {
		writeErrorResponse(w, errors.New("token parameter not given"))
		return
	}

	rsp, ok := tokens[token]
	if !ok {
		w.WriteHeader(http.StatusForbidden)
		return
	}

	fmt.Printf("Allowed for token: %s user: %s\n", token, rsp.User)

	w.WriteHeader(http.StatusOK)
	json.NewEncoder(w).Encode(rsp)

def test_get_invalid_one_header():
    response = client.get("/items/", headers={"X-Token": "invalid"})
    assert response.status_code == 400, response.text
    assert response.json() == {"detail": "X-Token header invalid"}


def test_get_invalid_second_header():
    response = client.get(
        "/items/", headers={"X-Token": "fake-super-secret-token", "X-Key": "invalid"}
    )
    assert response.status_code == 400, response.text

	if err != nil {
		return "", err
	}
	exp := rt.Status.ExpirationTimestamp.Time
	cachedTokens.Store(san, token{rt.Status.Token, exp})
	return rt.Status.Token, nil
}

// map of SAN to jwt token. Used to avoid repetitive calls
var cachedTokens sync.Map

type token struct {
	token      string
	expiration time.Time
}

// NewCitadelClient create a CA client for Citadel.