preq: ipv6 proxyed reqwest

genv::s!(IPV6_PROXY_TEST_URL, IPV6_PROXY_TEST_RESULT);

#[tokio::test]
async fn test() -> aok::Result<()> {
  loginit::init();
  use preq::PROXY;
  let url = &*IPV6_PROXY_TEST_URL;
  // let url = "https://www.baidu.com";
  let r = PROXY.read().post_form(url, [("q", "I")]).await?;
  let r = r.text().await?;
  tracing::info!("{}", r);
  assert_eq!(r, *IPV6_PROXY_TEST_RESULT);
  aok::OK
}

/*
#[cfg(feature = "macro")]
mod test_macro {
}
*/