app.include_router(router, prefix="/api")


@pytest.fixture(name="client")
def client_fixture():
    with TestClient(app) as c:
        yield c


def test_async_generator_with_model(client: TestClient):
    response = client.get("/items/stream")
    assert response.status_code == 200
    assert response.headers["content-type"] == "text/event-stream; charset=utf-8"