| use super::*; |
| use crate::collections::HashMap; |
| |
| #[test] |
| fn no_lookup_host_duplicates() { |
| let mut addrs = HashMap::new(); |
| let lh = match lookup_host("localhost", 0) { |
| Ok(lh) => lh, |
| Err(e) => panic!("couldn't resolve `localhost`: {e}"), |
| }; |
| for sa in lh { |
| *addrs.entry(sa).or_insert(0) += 1; |
| } |
| assert_eq!( |
| addrs.iter().filter(|&(_, &v)| v > 1).collect::<Vec<_>>(), |
| vec![], |
| "There should be no duplicate localhost entries" |
| ); |
| } |
| |
| // #115325: on Apple, `send` rejects a length > `c_int::MAX` with `EINVAL`, so |
| // the clamp must not regress to the unbounded `wrlen_t::MAX`. |
| #[test] |
| fn max_send_len_within_platform_limit() { |
| if cfg!(target_vendor = "apple") { |
| assert_eq!(MAX_SEND_LEN, c_int::MAX as usize); |
| } else { |
| assert_eq!(MAX_SEND_LEN, <wrlen_t>::MAX as usize); |
| } |
| } |
