use crate::testutils::{init_alice, init_bob}; use get_port::get_port; use libp2p::Multiaddr; use rand::rngs::OsRng; use std::convert::TryFrom; use swap::{alice, bitcoin, bob, bob::swap::BobState, storage::Database}; use tempfile::tempdir; use testcontainers::clients::Cli; use testutils::init_tracing; use uuid::Uuid; use xmr_btc::config::Config; pub mod testutils; #[tokio::test] async fn given_bob_restarts_after_encsig_is_sent_resume_swap() { let _guard = init_tracing(); let cli = Cli::default(); let ( monero, testutils::Containers { bitcoind, monerods: _monerods, }, ) = testutils::init_containers(&cli).await; let btc_to_swap = bitcoin::Amount::from_sat(1_000_000); let xmr_to_swap = xmr_btc::monero::Amount::from_piconero(1_000_000_000_000); let bob_btc_starting_balance = btc_to_swap * 10; let alice_xmr_starting_balance = xmr_to_swap * 10; let port = get_port().expect("Failed to find a free port"); let alice_multiaddr: Multiaddr = format!("/ip4/127.0.0.1/tcp/{}", port) .parse() .expect("failed to parse Alice's address"); let config = Config::regtest(); let ( alice_state, mut alice_event_loop, alice_event_loop_handle, alice_btc_wallet, alice_xmr_wallet, alice_db, ) = init_alice( &bitcoind, &monero, btc_to_swap, xmr_to_swap, alice_xmr_starting_balance, alice_multiaddr.clone(), config, ) .await; let alice_peer_id = alice_event_loop.peer_id(); let (bob_state, bob_event_loop, bob_event_loop_handle, bob_btc_wallet, bob_xmr_wallet, _) = init_bob( alice_multiaddr.clone(), alice_peer_id.clone(), &bitcoind, &monero, btc_to_swap, bob_btc_starting_balance, xmr_to_swap, config, ) .await; // TODO: we are making a clone of Alices's wallets here to keep them in scope // after Alices's wallets are moved into an async task. let alice_btc_wallet_clone = alice_btc_wallet.clone(); let alice_xmr_wallet_clone = alice_xmr_wallet.clone(); // TODO: we are making a clone of Bob's wallets here to keep them in scope after // Bob's wallets are moved into an async task. let bob_btc_wallet_clone = bob_btc_wallet.clone(); let bob_xmr_wallet_clone = bob_xmr_wallet.clone(); let _ = tokio::spawn(async move { alice::swap::swap( alice_state, alice_event_loop_handle, alice_btc_wallet.clone(), alice_xmr_wallet.clone(), config, Uuid::new_v4(), alice_db, ) .await }); let _alice_swarm_fut = tokio::spawn(async move { alice_event_loop.run().await }); let _bob_swarm_fut = tokio::spawn(async move { bob_event_loop.run().await }); let bob_swap_id = Uuid::new_v4(); let bob_db_datadir = tempdir().unwrap(); let bob_db = Database::open(bob_db_datadir.path()).unwrap(); let bob_state = bob::swap::run_until( bob_state, bob::swap::is_encsig_sent, bob_event_loop_handle, bob_db, bob_btc_wallet.clone(), bob_xmr_wallet.clone(), OsRng, bob_swap_id, ) .await .unwrap(); assert!(matches!(bob_state, BobState::EncSigSent {..})); let bob_db = Database::open(bob_db_datadir.path()).unwrap(); let state_before_restart = bob_db.get_state(bob_swap_id).unwrap(); if let swap::state::Swap::Bob(state) = state_before_restart.clone() { assert!(matches!(state, swap::state::Bob::EncSigSent {..})); } let (event_loop_after_restart, event_loop_handle_after_restart) = testutils::init_bob_event_loop(alice_peer_id, alice_multiaddr); let _bob_swarm_fut = tokio::spawn(async move { event_loop_after_restart.run().await }); let db_swap = bob_db.get_state(bob_swap_id).unwrap(); let resume_state = BobState::try_from(db_swap).unwrap(); let bob_state = bob::swap::swap( resume_state, event_loop_handle_after_restart, bob_db, bob_btc_wallet, bob_xmr_wallet, OsRng, bob_swap_id, ) .await .unwrap(); assert!(matches!(bob_state, BobState::XmrRedeemed {..})); let btc_alice_final = alice_btc_wallet_clone.as_ref().balance().await.unwrap(); let btc_bob_final = bob_btc_wallet_clone.as_ref().balance().await.unwrap(); assert_eq!( btc_alice_final, btc_to_swap - bitcoin::Amount::from_sat(bitcoin::TX_FEE) ); assert!(btc_bob_final <= bob_btc_starting_balance - btc_to_swap); let xmr_alice_final = alice_xmr_wallet_clone.as_ref().get_balance().await.unwrap(); bob_xmr_wallet_clone.as_ref().0.refresh().await.unwrap(); let xmr_bob_final = bob_xmr_wallet_clone.as_ref().get_balance().await.unwrap(); assert!(xmr_alice_final <= alice_xmr_starting_balance - xmr_to_swap); assert_eq!(xmr_bob_final, xmr_to_swap); }