ethers-rs/ethers-middleware/tests/signer.rs

317 lines
12 KiB
Rust

#![allow(unused)]
use ethers_providers::{Http, JsonRpcClient, Middleware, Provider};
use ethers_core::{
types::{BlockNumber, TransactionRequest},
utils::parse_units,
};
use ethers_middleware::signer::SignerMiddleware;
use ethers_signers::{coins_bip39::English, LocalWallet, MnemonicBuilder, Signer};
use once_cell::sync::Lazy;
use std::{convert::TryFrom, sync::atomic::AtomicU8, time::Duration};
static WALLETS: Lazy<TestWallets> = Lazy::new(|| {
TestWallets {
mnemonic: MnemonicBuilder::default()
// Please don't drain this :)
.phrase("impose air often almost medal sudden finish quote dwarf devote theme layer"),
next: Default::default(),
}
});
#[tokio::test]
#[cfg(not(feature = "celo"))]
async fn send_eth() {
use ethers_core::utils::Ganache;
let ganache = Ganache::new().spawn();
// this private key belongs to the above mnemonic
let wallet: LocalWallet = ganache.keys()[0].clone().into();
let wallet2: LocalWallet = ganache.keys()[1].clone().into();
// connect to the network
let provider = Provider::<Http>::try_from(ganache.endpoint())
.unwrap()
.interval(Duration::from_millis(10u64));
let chain_id = provider.get_chainid().await.unwrap().as_u64();
let wallet = wallet.with_chain_id(chain_id);
let provider = SignerMiddleware::new(provider, wallet);
// craft the transaction
let tx = TransactionRequest::new().to(wallet2.address()).value(10000);
let balance_before = provider.get_balance(provider.address(), None).await.unwrap();
// send it!
provider.send_transaction(tx, None).await.unwrap();
let balance_after = provider.get_balance(provider.address(), None).await.unwrap();
assert!(balance_before > balance_after);
}
#[tokio::test]
#[cfg(not(feature = "celo"))]
async fn pending_txs_with_confirmations_testnet() {
let provider =
Provider::<Http>::try_from("https://rinkeby.infura.io/v3/c60b0bb42f8a4c6481ecd229eddaca27")
.unwrap()
.interval(Duration::from_millis(3000));
let chain_id = provider.get_chainid().await.unwrap();
let wallet = WALLETS.next().with_chain_id(chain_id.as_u64());
let address = wallet.address();
let provider = SignerMiddleware::new(provider, wallet);
generic_pending_txs_test(provider, address).await;
}
#[cfg(not(feature = "celo"))]
use ethers_core::types::{Address, Eip1559TransactionRequest};
// different keys to avoid nonce errors
#[tokio::test]
#[cfg(not(feature = "celo"))]
async fn websocket_pending_txs_with_confirmations_testnet() {
let provider =
Provider::connect("wss://rinkeby.infura.io/ws/v3/c60b0bb42f8a4c6481ecd229eddaca27")
.await
.unwrap()
.interval(Duration::from_millis(3000));
let chain_id = provider.get_chainid().await.unwrap();
let wallet = WALLETS.next().with_chain_id(chain_id.as_u64());
let address = wallet.address();
let provider = SignerMiddleware::new(provider, wallet);
generic_pending_txs_test(provider, address).await;
}
#[cfg(not(feature = "celo"))]
async fn generic_pending_txs_test<M: Middleware>(provider: M, who: Address) {
let tx = TransactionRequest::new().to(who).from(who);
let pending_tx = provider.send_transaction(tx, None).await.unwrap();
let tx_hash = *pending_tx;
let receipt = pending_tx.confirmations(1).await.unwrap().unwrap();
// got the correct receipt
assert_eq!(receipt.transaction_hash, tx_hash);
}
#[tokio::test]
#[cfg(not(feature = "celo"))]
async fn typed_txs() {
let provider =
Provider::<Http>::try_from("https://rinkeby.infura.io/v3/c60b0bb42f8a4c6481ecd229eddaca27")
.unwrap();
let chain_id = provider.get_chainid().await.unwrap();
let wallet = WALLETS.next().with_chain_id(chain_id.as_u64());
let address = wallet.address();
// our wallet
let provider = SignerMiddleware::new(provider, wallet);
// Uncomment the below and run this test to re-fund the wallets if they get drained.
// Would be ideal if we'd have a way to do this automatically, but this should be
// happening rarely enough that it doesn't matter.
// WALLETS.fund(provider.provider(), 10u32).await;
async fn check_tx<P: JsonRpcClient + Clone>(
pending_tx: ethers_providers::PendingTransaction<'_, P>,
expected: u64,
) {
let provider = pending_tx.provider();
let receipt = pending_tx.await.unwrap().unwrap();
let tx = provider.get_transaction(receipt.transaction_hash).await.unwrap().unwrap();
assert_eq!(receipt.transaction_type, Some(expected.into()));
assert_eq!(tx.transaction_type, Some(expected.into()));
}
let mut nonce = provider.get_transaction_count(address, None).await.unwrap();
let tx = TransactionRequest::new().from(address).to(address).nonce(nonce);
nonce += 1.into();
let tx1 =
provider.send_transaction(tx.clone(), Some(BlockNumber::Pending.into())).await.unwrap();
let tx = tx.clone().nonce(nonce).from(address).to(address).with_access_list(vec![]);
nonce += 1.into();
let tx2 = provider.send_transaction(tx, Some(BlockNumber::Pending.into())).await.unwrap();
let tx = Eip1559TransactionRequest::new().from(address).to(address).nonce(nonce);
let tx3 = provider.send_transaction(tx, Some(BlockNumber::Pending.into())).await.unwrap();
futures_util::join!(check_tx(tx1, 0), check_tx(tx2, 1), check_tx(tx3, 2),);
}
#[tokio::test]
#[cfg(feature = "celo")]
async fn test_send_transaction() {
// Celo testnet
let provider = Provider::<Http>::try_from("https://alfajores-forno.celo-testnet.org")
.unwrap()
.interval(Duration::from_millis(3000u64));
let chain_id = provider.get_chainid().await.unwrap().as_u64();
// Funded with https://celo.org/developers/faucet
// Please do not drain this account :)
let wallet = "d652abb81e8c686edba621a895531b1f291289b63b5ef09a94f686a5ecdd5db1"
.parse::<LocalWallet>()
.unwrap()
.with_chain_id(chain_id);
let client = SignerMiddleware::new(provider, wallet);
let balance_before = client.get_balance(client.address(), None).await.unwrap();
let tx = TransactionRequest::pay(client.address(), 100);
let _receipt = client.send_transaction(tx, None).await.unwrap().confirmations(3).await.unwrap();
let balance_after = client.get_balance(client.address(), None).await.unwrap();
assert!(balance_before > balance_after);
}
#[tokio::test]
#[cfg(not(feature = "celo"))]
async fn send_transaction_handles_tx_from_field() {
use ethers_core::utils::Ganache;
// launch ganache
let ganache = Ganache::new().spawn();
// grab 2 wallets
let signer: LocalWallet = ganache.keys()[0].clone().into();
let other: LocalWallet = ganache.keys()[1].clone().into();
// connect to the network
let provider = Provider::try_from(ganache.endpoint()).unwrap();
let provider = SignerMiddleware::new(provider, signer.clone());
// sending a TransactionRequest with a from field of None should result
// in a transaction from the signer address
let request_from_none = TransactionRequest::new();
let receipt =
provider.send_transaction(request_from_none, None).await.unwrap().await.unwrap().unwrap();
let sent_tx = provider.get_transaction(receipt.transaction_hash).await.unwrap().unwrap();
assert_eq!(sent_tx.from, signer.address());
// sending a TransactionRequest with the signer as the from address should
// result in a transaction from the signer address
let request_from_signer = TransactionRequest::new().from(signer.address());
let receipt =
provider.send_transaction(request_from_signer, None).await.unwrap().await.unwrap().unwrap();
let sent_tx = provider.get_transaction(receipt.transaction_hash).await.unwrap().unwrap();
assert_eq!(sent_tx.from, signer.address());
// sending a TransactionRequest with a from address that is not the signer
// should result in a transaction from the specified address
let request_from_other = TransactionRequest::new().from(other.address());
let receipt =
provider.send_transaction(request_from_other, None).await.unwrap().await.unwrap().unwrap();
let sent_tx = provider.get_transaction(receipt.transaction_hash).await.unwrap().unwrap();
assert_eq!(sent_tx.from, other.address());
}
#[tokio::test]
#[cfg(feature = "celo")]
async fn deploy_and_call_contract() {
use ethers_contract::ContractFactory;
use ethers_core::{
abi::Abi,
types::{BlockNumber, Bytes, H256, U256},
};
use ethers_solc::Solc;
use std::sync::Arc;
// compiles the given contract and returns the ABI and Bytecode
fn compile_contract(path: &str, name: &str) -> (Abi, Bytes) {
let path = format!("./tests/solidity-contracts/{}", path);
let compiled = Solc::default().compile_source(&path).unwrap();
let contract = compiled.get(&path, name).expect("could not find contract");
let (abi, bin, _) = contract.into_parts_or_default();
(abi, bin)
}
let (abi, bytecode) = compile_contract("SimpleStorage.sol", "SimpleStorage");
// Celo testnet
let provider = Provider::<Http>::try_from("https://alfajores-forno.celo-testnet.org")
.unwrap()
.interval(Duration::from_millis(6000));
let chain_id = provider.get_chainid().await.unwrap().as_u64();
// Funded with https://celo.org/developers/faucet
let wallet = "58ea5643a78c36926ad5128a6b0d8dfcc7fc705788a993b1c724be3469bc9697"
.parse::<LocalWallet>()
.unwrap()
.with_chain_id(chain_id);
let client = SignerMiddleware::new(provider, wallet);
let client = Arc::new(client);
let factory = ContractFactory::new(abi, bytecode, client);
let deployer = factory.deploy(()).unwrap().legacy();
let contract = deployer.block(BlockNumber::Pending).send().await.unwrap();
let value: U256 = contract.method("value", ()).unwrap().call().await.unwrap();
assert_eq!(value, 0.into());
// make a state mutating transaction
// gas estimation costs are sometimes under-reported on celo,
// so we manually set it to avoid failures
let call = contract.method::<_, H256>("setValue", U256::from(1)).unwrap().gas(100000);
let pending_tx = call.send().await.unwrap();
let _receipt = pending_tx.await.unwrap();
let value: U256 = contract.method("value", ()).unwrap().call().await.unwrap();
assert_eq!(value, 1.into());
}
#[derive(Debug, Default)]
struct TestWallets {
mnemonic: MnemonicBuilder<English>,
next: AtomicU8,
}
impl TestWallets {
/// Helper for funding the wallets with an instantiated provider
#[allow(unused)]
pub async fn fund<T: JsonRpcClient, U: Into<u32>>(&self, provider: &Provider<T>, n: U) {
let addrs = (0..n.into()).map(|i| self.get(i).address()).collect::<Vec<_>>();
// hardcoded funder address private key, rinkeby
let signer = "39aa18eeb5d12c071e5f19d8e9375a872e90cb1f2fa640384ffd8800a2f3e8f1"
.parse::<LocalWallet>()
.unwrap()
.with_chain_id(provider.get_chainid().await.unwrap().as_u64());
let provider = SignerMiddleware::new(provider, signer);
let addr = provider.address();
let mut nonce = provider.get_transaction_count(addr, None).await.unwrap();
let mut pending_txs = Vec::new();
for addr in addrs {
println!("Funding wallet {:?}", addr);
let tx = TransactionRequest::new()
.nonce(nonce)
.to(addr)
// 0.1 eth per wallet
.value(parse_units("1", 18).unwrap());
pending_txs.push(
provider.send_transaction(tx, Some(BlockNumber::Pending.into())).await.unwrap(),
);
nonce += 1.into();
}
futures_util::future::join_all(pending_txs).await;
}
pub fn next(&self) -> LocalWallet {
let idx = self.next.fetch_add(1, std::sync::atomic::Ordering::SeqCst);
// println!("Got wallet {:?}", wallet.address());
self.get(idx)
}
pub fn get<T: Into<u32>>(&self, idx: T) -> LocalWallet {
self.mnemonic
.clone()
.index(idx)
.expect("index not found")
.build()
.expect("cannot build wallet")
}
}