zebra/zebra-network/src/address_book/tests/prop.rs

58 lines
1.8 KiB
Rust

//! Randomised property tests for the address book.
use std::{net::SocketAddr, time::Instant};
use chrono::Utc;
use proptest::{collection::vec, prelude::*};
use tracing::Span;
use zebra_chain::serialization::Duration32;
use crate::{
constants::MAX_PEER_ACTIVE_FOR_GOSSIP,
meta_addr::{arbitrary::MAX_META_ADDR, MetaAddr},
AddressBook,
};
const TIME_ERROR_MARGIN: Duration32 = Duration32::from_seconds(1);
proptest! {
#[test]
fn only_recently_reachable_are_gossiped(
local_listener in any::<SocketAddr>(),
addresses in vec(any::<MetaAddr>(), 0..MAX_META_ADDR),
) {
zebra_test::init();
let chrono_now = Utc::now();
let address_book = AddressBook::new_with_addrs(local_listener, Span::none(), addresses);
for gossiped_address in address_book.sanitized(chrono_now) {
let duration_since_last_seen = gossiped_address
.last_seen()
.expect("Peer that was never seen before is being gossiped")
.saturating_elapsed(chrono_now)
.saturating_sub(TIME_ERROR_MARGIN);
prop_assert!(duration_since_last_seen <= MAX_PEER_ACTIVE_FOR_GOSSIP);
}
}
/// Test that only peers that are reachable are listed for reconnection attempts.
#[test]
fn only_reachable_addresses_are_attempted(
local_listener in any::<SocketAddr>(),
addresses in vec(any::<MetaAddr>(), 0..MAX_META_ADDR),
) {
zebra_test::init();
let instant_now = Instant::now();
let chrono_now = Utc::now();
let address_book = AddressBook::new_with_addrs(local_listener, Span::none(), addresses);
for peer in address_book.reconnection_peers(instant_now, chrono_now) {
prop_assert!(peer.is_probably_reachable(chrono_now), "peer: {:?}", peer);
}
}
}