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wow-btc-swap
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Assert log output for `determine_btc_to_swap`

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pull/616/head
Thomas Eizinger 3 years ago
parent a347dd8b97
commit 56ea23c2a3
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GPG Key ID: 651AC83A6C6C8B96
1 changed files with 124 additions and 20 deletions
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144
swap/src/bin/swap.rs
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@ -483,18 +483,17 @@ where
#[cfg(test)]
mod tests {
use std::sync::Mutex;
use super::*;
use crate::determine_btc_to_swap;
use ::bitcoin::Amount;
use std::io;
use std::sync::Mutex;
use tracing::subscriber;
use crate::determine_btc_to_swap;
use super::*;
use tracing_subscriber::fmt::MakeWriter;
#[tokio::test]
async fn given_no_balance_and_transfers_less_than_max_swaps_max_giveable() {
let _guard = subscriber::set_default(tracing_subscriber::fmt().with_test_writer().finish());
let writer = capture_logs();
let givable = Arc::new(Mutex::new(MaxGiveable::new(vec![
Amount::ZERO,
Amount::from_btc(0.0009).unwrap(),
@ -517,11 +516,19 @@ mod tests {
let expected_amount = Amount::from_btc(0.0009).unwrap();
let expected_fees = Amount::from_btc(0.0001).unwrap();
assert_eq!((amount, fees), (expected_amount, expected_fees))
assert_eq!((amount, fees), (expected_amount, expected_fees));
assert_eq!(
writer.captured(),
r" INFO swap: Received quote: 1 XMR ~ price=0.00100000 BTC minimum_amount=0.00000000 BTC maximum_amount=0.01000000 BTC
INFO swap: Waiting for Bitcoin deposit deposit_address=1PdfytjS7C8wwd9Lq5o4x9aXA2YRqaCpH6 max_giveable=0.00000000 BTC minimum_amount=0.00000000 BTC maximum_amount=0.01000000 BTC
INFO swap: Received Bitcoin new_balance=0.00100000 BTC max_giveable=0.00090000 BTC
"
);
}
#[tokio::test]
async fn given_no_balance_and_transfers_more_then_swaps_max_quantity_from_quote() {
let _guard = subscriber::set_default(tracing_subscriber::fmt().with_test_writer().finish());
let writer = capture_logs();
let givable = Arc::new(Mutex::new(MaxGiveable::new(vec![
Amount::ZERO,
Amount::from_btc(0.1).unwrap(),
@ -544,12 +551,19 @@ mod tests {
let expected_amount = Amount::from_btc(0.01).unwrap();
let expected_fees = Amount::from_btc(0.0001).unwrap();
assert_eq!((amount, fees), (expected_amount, expected_fees))
assert_eq!((amount, fees), (expected_amount, expected_fees));
assert_eq!(
writer.captured(),
r" INFO swap: Received quote: 1 XMR ~ price=0.00100000 BTC minimum_amount=0.00000000 BTC maximum_amount=0.01000000 BTC
INFO swap: Waiting for Bitcoin deposit deposit_address=1PdfytjS7C8wwd9Lq5o4x9aXA2YRqaCpH6 max_giveable=0.00000000 BTC minimum_amount=0.00000000 BTC maximum_amount=0.01000000 BTC
INFO swap: Received Bitcoin new_balance=0.10010000 BTC max_giveable=0.10000000 BTC
"
);
}
#[tokio::test]
async fn given_initial_balance_below_max_quantity_swaps_max_givable() {
let _guard = subscriber::set_default(tracing_subscriber::fmt().with_test_writer().finish());
let writer = capture_logs();
let givable = Arc::new(Mutex::new(MaxGiveable::new(vec![
Amount::from_btc(0.0049).unwrap(),
Amount::from_btc(99.9).unwrap(),
@ -572,12 +586,17 @@ mod tests {
let expected_amount = Amount::from_btc(0.0049).unwrap();
let expected_fees = Amount::from_btc(0.0001).unwrap();
assert_eq!((amount, fees), (expected_amount, expected_fees))
assert_eq!((amount, fees), (expected_amount, expected_fees));
assert_eq!(
writer.captured(),
r" INFO swap: Received quote: 1 XMR ~ price=0.00100000 BTC minimum_amount=0.00000000 BTC maximum_amount=0.01000000 BTC
"
);
}
#[tokio::test]
async fn given_initial_balance_above_max_quantity_swaps_max_quantity() {
let _guard = subscriber::set_default(tracing_subscriber::fmt().with_test_writer().finish());
let writer = capture_logs();
let givable = Arc::new(Mutex::new(MaxGiveable::new(vec![
Amount::from_btc(0.1).unwrap(),
Amount::from_btc(99.9).unwrap(),
@ -600,12 +619,17 @@ mod tests {
let expected_amount = Amount::from_btc(0.01).unwrap();
let expected_fees = Amount::from_btc(0.0001).unwrap();
assert_eq!((amount, fees), (expected_amount, expected_fees))
assert_eq!((amount, fees), (expected_amount, expected_fees));
assert_eq!(
writer.captured(),
r" INFO swap: Received quote: 1 XMR ~ price=0.00100000 BTC minimum_amount=0.00000000 BTC maximum_amount=0.01000000 BTC
"
);
}
#[tokio::test]
async fn given_no_initial_balance_then_min_wait_for_sufficient_deposit() {
let _guard = subscriber::set_default(tracing_subscriber::fmt().with_test_writer().finish());
let writer = capture_logs();
let givable = Arc::new(Mutex::new(MaxGiveable::new(vec![
Amount::ZERO,
Amount::from_btc(0.01).unwrap(),
@ -628,12 +652,19 @@ mod tests {
let expected_amount = Amount::from_btc(0.01).unwrap();
let expected_fees = Amount::from_btc(0.0001).unwrap();
assert_eq!((amount, fees), (expected_amount, expected_fees))
assert_eq!((amount, fees), (expected_amount, expected_fees));
assert_eq!(
writer.captured(),
r" INFO swap: Received quote: 1 XMR ~ price=0.00100000 BTC minimum_amount=0.01000000 BTC maximum_amount=184467440737.09551615 BTC
INFO swap: Waiting for Bitcoin deposit deposit_address=1PdfytjS7C8wwd9Lq5o4x9aXA2YRqaCpH6 max_giveable=0.00000000 BTC minimum_amount=0.01000000 BTC maximum_amount=184467440737.09551615 BTC
INFO swap: Received Bitcoin new_balance=0.01010000 BTC max_giveable=0.01000000 BTC
"
);
}
#[tokio::test]
async fn given_balance_less_then_min_wait_for_sufficient_deposit() {
let _guard = subscriber::set_default(tracing_subscriber::fmt().with_test_writer().finish());
let writer = capture_logs();
let givable = Arc::new(Mutex::new(MaxGiveable::new(vec![
Amount::from_btc(0.0001).unwrap(),
Amount::from_btc(0.01).unwrap(),
@ -656,12 +687,19 @@ mod tests {
let expected_amount = Amount::from_btc(0.01).unwrap();
let expected_fees = Amount::from_btc(0.0001).unwrap();
assert_eq!((amount, fees), (expected_amount, expected_fees))
assert_eq!((amount, fees), (expected_amount, expected_fees));
assert_eq!(
writer.captured(),
r" INFO swap: Received quote: 1 XMR ~ price=0.00100000 BTC minimum_amount=0.01000000 BTC maximum_amount=184467440737.09551615 BTC
INFO swap: Waiting for Bitcoin deposit deposit_address=1PdfytjS7C8wwd9Lq5o4x9aXA2YRqaCpH6 max_giveable=0.00010000 BTC minimum_amount=0.01000000 BTC maximum_amount=184467440737.09551615 BTC
INFO swap: Received Bitcoin new_balance=0.01010000 BTC max_giveable=0.01000000 BTC
"
);
}
#[tokio::test]
async fn given_no_initial_balance_and_transfers_less_than_min_keep_waiting() {
let _guard = subscriber::set_default(tracing_subscriber::fmt().with_test_writer().finish());
let writer = capture_logs();
let givable = Arc::new(Mutex::new(MaxGiveable::new(vec![
Amount::ZERO,
Amount::from_btc(0.01).unwrap(),
@ -687,7 +725,73 @@ mod tests {
.await
.unwrap_err();
assert!(matches!(error, tokio::time::error::Elapsed { .. }))
assert!(matches!(error, tokio::time::error::Elapsed { .. }));
assert_eq!(
writer.captured(),
r" INFO swap: Received quote: 1 XMR ~ price=0.00100000 BTC minimum_amount=0.10000000 BTC maximum_amount=184467440737.09551615 BTC
INFO swap: Waiting for Bitcoin deposit deposit_address=1PdfytjS7C8wwd9Lq5o4x9aXA2YRqaCpH6 max_giveable=0.00000000 BTC minimum_amount=0.10000000 BTC maximum_amount=184467440737.09551615 BTC
INFO swap: Received Bitcoin new_balance=0.01010000 BTC max_giveable=0.01000000 BTC
INFO swap: Deposited amount is less than `min_quantity`
INFO swap: Waiting for Bitcoin deposit deposit_address=1PdfytjS7C8wwd9Lq5o4x9aXA2YRqaCpH6 max_giveable=0.01000000 BTC minimum_amount=0.10000000 BTC maximum_amount=184467440737.09551615 BTC
"
);
}
/// Setup tracing with a capturing writer, allowing assertions on the log
/// messages.
///
/// Time and ANSI are disabled to make the output more predictable and
/// readable.
fn capture_logs() -> MakeCapturingWriter {
let make_writer = MakeCapturingWriter::default();
let guard = subscriber::set_default(
tracing_subscriber::fmt()
.with_ansi(false)
.without_time()
.with_writer(make_writer.clone())
.finish(),
);
// don't clean up guard we stay initialized
std::mem::forget(guard);
make_writer
}
#[derive(Default, Clone)]
struct MakeCapturingWriter {
writer: CapturingWriter,
}
impl MakeCapturingWriter {
fn captured(&self) -> String {
let captured = &self.writer.captured;
let cursor = captured.lock().unwrap();
String::from_utf8(cursor.clone().into_inner()).unwrap()
}
}
impl MakeWriter for MakeCapturingWriter {
type Writer = CapturingWriter;
fn make_writer(&self) -> Self::Writer {
self.writer.clone()
}
}
#[derive(Default, Clone)]
struct CapturingWriter {
captured: Arc<Mutex<io::Cursor<Vec<u8>>>>,
}
impl io::Write for CapturingWriter {
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
self.captured.lock().unwrap().write(buf)
}
fn flush(&mut self) -> io::Result<()> {
Ok(())
}
}
struct MaxGiveable {

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