def METHOD_NAME() -> None:
    @get(
        "/",
        response_cookies=[Cookie(key="test", value="123")],
    )
    def test_method() -> None:
        return None
    with create_test_client(test_method) as client:
        response = client.get("/")
        assert response.headers["Set-Cookie"] == "test=123; Path=/; SameSite=lax"