// #![feature(test)]

// extern crate test;

// use {
//     miraland_gossip::{
//         crds::{Crds, GossipRoute},
//         crds_gossip_pull::{CrdsTimeouts, CRDS_GOSSIP_PULL_CRDS_TIMEOUT_MS},
//         crds_value::CrdsValue,
//     },
//     rand::{thread_rng, Rng},
//     rayon::ThreadPoolBuilder,
//     miraland_sdk::pubkey::Pubkey,
//     std::{collections::HashMap, time::Duration},
//     test::Bencher,
// };

// #[bench]
// fn bench_find_old_labels(bencher: &mut Bencher) {
//     let thread_pool = ThreadPoolBuilder::new().build().unwrap();
//     let mut rng = thread_rng();
//     let mut crds = Crds::default();
//     let now = CRDS_GOSSIP_PULL_CRDS_TIMEOUT_MS + CRDS_GOSSIP_PULL_CRDS_TIMEOUT_MS / 1000;
//     std::iter::repeat_with(|| (CrdsValue::new_rand(&mut rng, None), rng.gen_range(0..now)))
//         .take(50_000)
//         .for_each(|(v, ts)| assert!(crds.insert(v, ts, GossipRoute::LocalMessage).is_ok()));
//     let stakes = HashMap::from([(Pubkey::new_unique(), 1u64)]);
//     let timeouts = CrdsTimeouts::new(
//         Pubkey::new_unique(),
//         CRDS_GOSSIP_PULL_CRDS_TIMEOUT_MS, // default_timeout
//         Duration::from_secs(48 * 3600),   // epoch_duration
//         &stakes,
//     );
//     bencher.iter(|| {
//         let out = crds.find_old_labels(&thread_pool, now, &timeouts);
//         assert!(out.len() > 10);
//         assert!(out.len() < 250);
//         out
//     });
// }