```rust
// genv::s!(IPV6_PROXY_TEST_URL, IPV6_PROXY_TEST_RESULT);
use aok::{OK, Result};
async fn test() -> Result<()> {
log_init::init();
use preq::PROXY;
// let url = IPV6_PROXY_TEST_URL.as_str();
let url = "https://baidu.com/";
let r = PROXY.post_form(url, [("q", "I")]).await?;
log::info!("{}", String::from_utf8_lossy(&r));
// assert_eq!(r, &*IPV6_PROXY_TEST_RESULT);
OK
}
```