ethers-rs/tests/live/celo.rs

64 lines
2.6 KiB
Rust

use crate::compile_contract;
use ethers::prelude::*;
use std::{sync::Arc, time::Duration};
#[tokio::test]
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]
async fn deploy_and_call_contract() {
// compiles the given contract and returns the ABI and Bytecode
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_with_provider_chain(provider, wallet).await.unwrap();
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());
}