xmr-btc-swap/swap/tests/happy_path.rs

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Rust
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2020-12-14 06:24:23 +00:00
use crate::testutils::{init_alice, init_bob};
use bitcoin_harness::Bitcoind;
use futures::future::try_join;
use libp2p::Multiaddr;
use monero_harness::Monero;
use rand::rngs::OsRng;
use swap::{alice, bob, storage::Database};
use tempfile::tempdir;
use testcontainers::clients::Cli;
use testutils::init_tracing;
use uuid::Uuid;
use xmr_btc::{bitcoin, config::Config};
pub mod testutils;
/// Run the following tests with RUST_MIN_STACK=10000000
#[tokio::test]
async fn happy_path() {
let _guard = init_tracing();
let cli = Cli::default();
let bitcoind = Bitcoind::new(&cli, "0.19.1").unwrap();
let _ = bitcoind.init(5).await;
let (monero, _container) =
Monero::new(&cli, None, vec!["alice".to_string(), "bob".to_string()])
.await
.unwrap();
let btc_to_swap = bitcoin::Amount::from_sat(1_000_000);
let btc_alice = bitcoin::Amount::ZERO;
let btc_bob = btc_to_swap * 10;
// this xmr value matches the logic of alice::calculate_amounts i.e. btc *
// 10_000 * 100
let xmr_to_swap = xmr_btc::monero::Amount::from_piconero(1_000_000_000_000);
let xmr_alice = xmr_to_swap * 10;
let xmr_bob = xmr_btc::monero::Amount::ZERO;
// todo: This should not be hardcoded
let alice_multiaddr: Multiaddr = "/ip4/127.0.0.1/tcp/9876"
.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,
) = init_alice(
&bitcoind,
&monero,
btc_to_swap,
xmr_to_swap,
xmr_alice,
alice_multiaddr.clone(),
config,
)
.await;
let (bob_state, bob_event_loop, bob_event_loop_handle, bob_btc_wallet, bob_xmr_wallet, bob_db) =
init_bob(
alice_multiaddr,
&bitcoind,
&monero,
btc_to_swap,
btc_bob,
xmr_to_swap,
xmr_bob,
config,
)
.await;
let alice_db_datadir = tempdir().unwrap();
let alice_db = Database::open(alice_db_datadir.path()).unwrap();
let alice_swap_fut = alice::swap::swap(
alice_state,
alice_event_loop_handle,
alice_btc_wallet.clone(),
alice_xmr_wallet.clone(),
config,
Uuid::new_v4(),
alice_db,
);
let _alice_swarm_fut = tokio::spawn(async move { alice_event_loop.run().await });
let bob_swap_fut = bob::swap::swap(
bob_state,
bob_event_loop_handle,
bob_db,
bob_btc_wallet.clone(),
bob_xmr_wallet.clone(),
OsRng,
Uuid::new_v4(),
);
let _bob_swarm_fut = tokio::spawn(async move { bob_event_loop.run().await });
try_join(alice_swap_fut, bob_swap_fut).await.unwrap();
let btc_alice_final = alice_btc_wallet.as_ref().balance().await.unwrap();
let btc_bob_final = bob_btc_wallet.as_ref().balance().await.unwrap();
let xmr_alice_final = alice_xmr_wallet.as_ref().get_balance().await.unwrap();
bob_xmr_wallet.as_ref().0.refresh().await.unwrap();
let xmr_bob_final = bob_xmr_wallet.as_ref().get_balance().await.unwrap();
assert_eq!(
btc_alice_final,
btc_alice + btc_to_swap - bitcoin::Amount::from_sat(bitcoin::TX_FEE)
);
assert!(btc_bob_final <= btc_bob - btc_to_swap);
assert!(xmr_alice_final <= xmr_alice - xmr_to_swap);
assert_eq!(xmr_bob_final, xmr_bob + xmr_to_swap);
}