mirror of
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275 lines
8.9 KiB
Rust
275 lines
8.9 KiB
Rust
use rand_core::OsRng;
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use monero_serai::{
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transaction::Transaction,
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wallet::{
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extra::Extra, address::SubaddressIndex, ReceivedOutput, SpendableOutput, Decoys,
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SignableTransactionBuilder,
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},
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rpc::{Rpc, HttpRpc},
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Protocol,
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};
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mod runner;
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// Set up inputs, select decoys, then add them to the TX builder
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async fn add_inputs(
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protocol: Protocol,
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rpc: &Rpc<HttpRpc>,
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outputs: Vec<ReceivedOutput>,
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builder: &mut SignableTransactionBuilder,
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) {
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let mut spendable_outputs = Vec::with_capacity(outputs.len());
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for output in outputs {
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spendable_outputs.push(SpendableOutput::from(rpc, output).await.unwrap());
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}
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let decoys = Decoys::select(
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&mut OsRng,
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rpc,
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protocol.ring_len(),
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rpc.get_height().await.unwrap() - 1,
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&spendable_outputs,
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)
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.await
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.unwrap();
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let inputs = spendable_outputs.into_iter().zip(decoys).collect::<Vec<_>>();
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builder.add_inputs(&inputs);
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}
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test!(
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spend_miner_output,
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(
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|_, mut builder: Builder, addr| async move {
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builder.add_payment(addr, 5);
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(builder.build().unwrap(), ())
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},
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|_, tx: Transaction, mut scanner: Scanner, _| async move {
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let output = scanner.scan_transaction(&tx).not_locked().swap_remove(0);
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assert_eq!(output.commitment().amount, 5);
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},
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),
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);
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test!(
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spend_multiple_outputs,
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(
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|_, mut builder: Builder, addr| async move {
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builder.add_payment(addr, 1000000000000);
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builder.add_payment(addr, 2000000000000);
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(builder.build().unwrap(), ())
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},
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|_, tx: Transaction, mut scanner: Scanner, _| async move {
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let mut outputs = scanner.scan_transaction(&tx).not_locked();
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outputs.sort_by(|x, y| x.commitment().amount.cmp(&y.commitment().amount));
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assert_eq!(outputs[0].commitment().amount, 1000000000000);
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assert_eq!(outputs[1].commitment().amount, 2000000000000);
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outputs
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},
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),
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(
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|protocol: Protocol, rpc, mut builder: Builder, addr, outputs: Vec<ReceivedOutput>| async move {
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add_inputs(protocol, &rpc, outputs, &mut builder).await;
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builder.add_payment(addr, 6);
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(builder.build().unwrap(), ())
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},
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|_, tx: Transaction, mut scanner: Scanner, _| async move {
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let output = scanner.scan_transaction(&tx).not_locked().swap_remove(0);
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assert_eq!(output.commitment().amount, 6);
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},
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),
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);
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test!(
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// Ideally, this would be single_R, yet it isn't feasible to apply allow(non_snake_case) here
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single_r_subaddress_send,
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(
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// Consume this builder for an output we can use in the future
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// This is needed because we can't get the input from the passed in builder
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|_, mut builder: Builder, addr| async move {
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builder.add_payment(addr, 1000000000000);
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(builder.build().unwrap(), ())
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},
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|_, tx: Transaction, mut scanner: Scanner, _| async move {
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let mut outputs = scanner.scan_transaction(&tx).not_locked();
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outputs.sort_by(|x, y| x.commitment().amount.cmp(&y.commitment().amount));
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assert_eq!(outputs[0].commitment().amount, 1000000000000);
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outputs
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},
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),
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(
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|protocol, rpc: Rpc<_>, _, _, outputs: Vec<ReceivedOutput>| async move {
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use monero_serai::wallet::FeePriority;
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let change_view = ViewPair::new(
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&random_scalar(&mut OsRng) * &ED25519_BASEPOINT_TABLE,
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Zeroizing::new(random_scalar(&mut OsRng)),
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);
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let mut builder = SignableTransactionBuilder::new(
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protocol,
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rpc.get_fee(protocol, FeePriority::Low).await.unwrap(),
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Some(Change::new(&change_view, false)),
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);
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add_inputs(protocol, &rpc, vec![outputs.first().unwrap().clone()], &mut builder).await;
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// Send to a subaddress
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let sub_view = ViewPair::new(
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&random_scalar(&mut OsRng) * &ED25519_BASEPOINT_TABLE,
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Zeroizing::new(random_scalar(&mut OsRng)),
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);
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builder.add_payment(
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sub_view
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.address(Network::Mainnet, AddressSpec::Subaddress(SubaddressIndex::new(0, 1).unwrap())),
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1,
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);
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(builder.build().unwrap(), (change_view, sub_view))
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},
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|_, tx: Transaction, _, views: (ViewPair, ViewPair)| async move {
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// Make sure the change can pick up its output
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let mut change_scanner = Scanner::from_view(views.0, Some(HashSet::new()));
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assert!(change_scanner.scan_transaction(&tx).not_locked().len() == 1);
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// Make sure the subaddress can pick up its output
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let mut sub_scanner = Scanner::from_view(views.1, Some(HashSet::new()));
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sub_scanner.register_subaddress(SubaddressIndex::new(0, 1).unwrap());
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let sub_outputs = sub_scanner.scan_transaction(&tx).not_locked();
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assert!(sub_outputs.len() == 1);
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assert_eq!(sub_outputs[0].commitment().amount, 1);
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// Make sure only one R was included in TX extra
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assert!(Extra::read::<&[u8]>(&mut tx.prefix.extra.as_ref())
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.unwrap()
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.keys()
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.unwrap()
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.1
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.is_none());
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},
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),
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);
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test!(
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spend_one_input_to_one_output_plus_change,
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(
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|_, mut builder: Builder, addr| async move {
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builder.add_payment(addr, 2000000000000);
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(builder.build().unwrap(), ())
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},
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|_, tx: Transaction, mut scanner: Scanner, _| async move {
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let mut outputs = scanner.scan_transaction(&tx).not_locked();
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outputs.sort_by(|x, y| x.commitment().amount.cmp(&y.commitment().amount));
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assert_eq!(outputs[0].commitment().amount, 2000000000000);
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outputs
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},
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),
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(
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|protocol: Protocol, rpc, mut builder: Builder, addr, outputs: Vec<ReceivedOutput>| async move {
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add_inputs(protocol, &rpc, outputs, &mut builder).await;
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builder.add_payment(addr, 2);
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(builder.build().unwrap(), ())
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},
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|_, tx: Transaction, mut scanner: Scanner, _| async move {
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let output = scanner.scan_transaction(&tx).not_locked().swap_remove(0);
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assert_eq!(output.commitment().amount, 2);
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},
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),
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);
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test!(
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spend_max_outputs,
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(
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|_, mut builder: Builder, addr| async move {
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builder.add_payment(addr, 1000000000000);
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(builder.build().unwrap(), ())
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},
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|_, tx: Transaction, mut scanner: Scanner, _| async move {
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let mut outputs = scanner.scan_transaction(&tx).not_locked();
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outputs.sort_by(|x, y| x.commitment().amount.cmp(&y.commitment().amount));
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assert_eq!(outputs[0].commitment().amount, 1000000000000);
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outputs
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},
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),
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(
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|protocol: Protocol, rpc, mut builder: Builder, addr, outputs: Vec<ReceivedOutput>| async move {
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add_inputs(protocol, &rpc, outputs, &mut builder).await;
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for i in 0 .. 15 {
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builder.add_payment(addr, i + 1);
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}
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(builder.build().unwrap(), ())
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},
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|_, tx: Transaction, mut scanner: Scanner, _| async move {
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let mut scanned_tx = scanner.scan_transaction(&tx).not_locked();
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let mut output_amounts = HashSet::new();
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for i in 0 .. 15 {
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output_amounts.insert((i + 1) as u64);
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}
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for _ in 0 .. 15 {
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let output = scanned_tx.swap_remove(0);
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let amount = output.commitment().amount;
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assert!(output_amounts.contains(&amount));
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output_amounts.remove(&amount);
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}
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},
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),
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);
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test!(
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spend_max_outputs_to_subaddresses,
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(
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|_, mut builder: Builder, addr| async move {
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builder.add_payment(addr, 1000000000000);
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(builder.build().unwrap(), ())
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},
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|_, tx: Transaction, mut scanner: Scanner, _| async move {
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let mut outputs = scanner.scan_transaction(&tx).not_locked();
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outputs.sort_by(|x, y| x.commitment().amount.cmp(&y.commitment().amount));
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assert_eq!(outputs[0].commitment().amount, 1000000000000);
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outputs
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},
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),
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(
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|protocol: Protocol, rpc, mut builder: Builder, _, outputs: Vec<ReceivedOutput>| async move {
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add_inputs(protocol, &rpc, outputs, &mut builder).await;
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let view = runner::random_address().1;
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let mut scanner = Scanner::from_view(view.clone(), Some(HashSet::new()));
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let mut subaddresses = vec![];
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for i in 0 .. 15 {
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let subaddress = SubaddressIndex::new(0, i + 1).unwrap();
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scanner.register_subaddress(subaddress);
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builder.add_payment(
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view.address(Network::Mainnet, AddressSpec::Subaddress(subaddress)),
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(i + 1) as u64,
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);
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subaddresses.push(subaddress);
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}
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(builder.build().unwrap(), (scanner, subaddresses))
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},
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|_, tx: Transaction, _, mut state: (Scanner, Vec<SubaddressIndex>)| async move {
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use std::collections::HashMap;
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let mut scanned_tx = state.0.scan_transaction(&tx).not_locked();
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let mut output_amounts_by_subaddress = HashMap::new();
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for i in 0 .. 15 {
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output_amounts_by_subaddress.insert((i + 1) as u64, state.1[i]);
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}
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for _ in 0 .. 15 {
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let output = scanned_tx.swap_remove(0);
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let amount = output.commitment().amount;
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assert!(output_amounts_by_subaddress.contains_key(&amount));
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assert_eq!(output.metadata.subaddress, Some(output_amounts_by_subaddress[&amount]));
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output_amounts_by_subaddress.remove(&amount);
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}
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},
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),
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);
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