openethereum/rpc/src/v1/tests/eth.rs

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// Copyright 2016 Ethcore (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
//! rpc integration tests.
use std::collections::HashMap;
use std::sync::Arc;
use std::str::FromStr;
use ethcore::client::{BlockChainClient, Client, ClientConfig};
use ethcore::spec::Genesis;
use ethcore::block::Block;
use ethcore::ethereum;
use ethcore::transaction::{Transaction, Action};
use ethminer::{MinerService, ExternalMiner};
use devtools::RandomTempPath;
use util::io::IoChannel;
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use util::hash::Address;
use util::numbers::{Uint, U256};
use util::keys::{AccountProvider, TestAccount, TestAccountProvider};
use jsonrpc_core::IoHandler;
use ethjson::blockchain::BlockChain;
use v1::traits::eth::Eth;
use v1::impls::EthClient;
use v1::tests::helpers::{TestSyncProvider, Config, TestMinerService};
struct EthTester {
_client: Arc<BlockChainClient>,
_miner: Arc<MinerService>,
accounts: Arc<TestAccountProvider>,
handler: IoHandler,
}
#[test]
fn harness_works() {
let chain: BlockChain = extract_chain!("BlockchainTests/bcUncleTest");
chain_harness(chain, |_| {});
}
#[test]
fn eth_get_balance() {
let chain = extract_chain!("BlockchainTests/bcWalletTest", "wallet2outOf3txs");
chain_harness(chain, |tester| {
// final account state
let req_latest = r#"{
"jsonrpc": "2.0",
"method": "eth_getBalance",
"params": ["0xaaaf5374fce5edbc8e2a8697c15331677e6ebaaa", "latest"],
"id": 1
}"#;
let res_latest = r#"{"jsonrpc":"2.0","result":"0x09","id":1}"#.to_owned();
assert_eq!(tester.handler.handle_request(req_latest).unwrap(), res_latest);
// non-existant account
let req_new_acc = r#"{
"jsonrpc": "2.0",
"method": "eth_getBalance",
"params": ["0xaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"],
"id": 3
}"#;
let res_new_acc = r#"{"jsonrpc":"2.0","result":"0x00","id":3}"#.to_owned();
assert_eq!(tester.handler.handle_request(req_new_acc).unwrap(), res_new_acc);
});
}
#[test]
fn eth_block_number() {
let chain = extract_chain!("BlockchainTests/bcRPC_API_Test");
chain_harness(chain, |tester| {
let req_number = r#"{
"jsonrpc": "2.0",
"method": "eth_blockNumber",
"params": [],
"id": 1
}"#;
let res_number = r#"{"jsonrpc":"2.0","result":"0x20","id":1}"#.to_owned();
assert_eq!(tester.handler.handle_request(req_number).unwrap(), res_number);
});
}
#[cfg(test)]
#[test]
fn eth_transaction_count() {
let chain = extract_chain!("BlockchainTests/bcRPC_API_Test");
chain_harness(chain, |tester| {
let address = tester.accounts.new_account("123").unwrap();
let secret = tester.accounts.account_secret(&address).unwrap();
let req_before = r#"{
"jsonrpc": "2.0",
"method": "eth_getTransactionCount",
"params": [""#.to_owned() + format!("0x{:?}", address).as_ref() + r#"", "latest"],
"id": 15
}"#;
let res_before = r#"{"jsonrpc":"2.0","result":"0x00","id":15}"#;
assert_eq!(tester.handler.handle_request(&req_before).unwrap(), res_before);
let t = Transaction {
nonce: U256::zero(),
gas_price: U256::from(0x9184e72a000u64),
gas: U256::from(0x76c0),
action: Action::Call(Address::from_str("d46e8dd67c5d32be8058bb8eb970870f07244567").unwrap()),
value: U256::from(0x9184e72au64),
data: vec![]
}.sign(&secret);
let req_send_trans = r#"{
"jsonrpc": "2.0",
"method": "eth_sendTransaction",
"params": [{
"from": ""#.to_owned() + format!("0x{:?}", address).as_ref() + r#"",
"to": "0xd46e8dd67c5d32be8058bb8eb970870f07244567",
"gas": "0x76c0",
"gasPrice": "0x9184e72a000",
"value": "0x9184e72a"
}],
"id": 16
}"#;
let res_send_trans = r#"{"jsonrpc":"2.0","result":""#.to_owned() + format!("0x{:?}", t.hash()).as_ref() + r#"","id":16}"#;
// dispatch the transaction.
assert_eq!(tester.handler.handle_request(&req_send_trans).unwrap(), res_send_trans);
// we have submitted the transaction -- but this shouldn't be reflected in a "latest" query.
let req_after_latest = r#"{
"jsonrpc": "2.0",
"method": "eth_getTransactionCount",
"params": [""#.to_owned() + format!("0x{:?}", address).as_ref() + r#"", "latest"],
"id": 17
}"#;
let res_after_latest = r#"{"jsonrpc":"2.0","result":"0x00","id":17}"#;
assert_eq!(&tester.handler.handle_request(&req_after_latest).unwrap(), res_after_latest);
// the pending transactions should have been updated.
let req_after_pending = r#"{
"jsonrpc": "2.0",
"method": "eth_getTransactionCount",
"params": [""#.to_owned() + format!("0x{:?}", address).as_ref() + r#"", "pending"],
"id": 18
}"#;
let res_after_pending = r#"{"jsonrpc":"2.0","result":"0x01","id":18}"#;
assert_eq!(&tester.handler.handle_request(&req_after_pending).unwrap(), res_after_pending);
});
}
fn account_provider() -> Arc<TestAccountProvider> {
let mut accounts = HashMap::new();
accounts.insert(Address::from(1), TestAccount::new("test"));
let ap = TestAccountProvider::new(accounts);
Arc::new(ap)
}
fn sync_provider() -> Arc<TestSyncProvider> {
Arc::new(TestSyncProvider::new(Config {
network_id: U256::from(3),
num_peers: 120,
}))
}
fn miner_service() -> Arc<TestMinerService> {
Arc::new(TestMinerService::default())
}
// given a blockchain, this harness will create an EthClient wrapping it
// which tests can pass specially crafted requests to.
fn chain_harness<F, U>(chain: BlockChain, mut cb: F) -> U
where F: FnMut(&EthTester) -> U {
let genesis = Genesis::from(chain.genesis());
let mut spec = ethereum::new_frontier_test();
let state = chain.pre_state.clone().into();
spec.set_genesis_state(state);
spec.overwrite_genesis_params(genesis);
assert!(spec.is_state_root_valid());
let dir = RandomTempPath::new();
let client = Client::new(ClientConfig::default(), spec, dir.as_path(), IoChannel::disconnected()).unwrap();
let sync_provider = sync_provider();
let miner_service = miner_service();
let account_provider = account_provider();
let external_miner = Arc::new(ExternalMiner::default());
for b in &chain.blocks_rlp() {
if Block::is_good(&b) {
let _ = client.import_block(b.clone());
client.flush_queue();
client.import_verified_blocks(&IoChannel::disconnected());
}
}
assert!(client.chain_info().best_block_hash == chain.best_block.into());
let eth_client = EthClient::new(&client, &sync_provider, &account_provider,
&miner_service, &external_miner);
let handler = IoHandler::new();
let delegate = eth_client.to_delegate();
handler.add_delegate(delegate);
let tester = EthTester {
_miner: miner_service,
_client: client,
accounts: account_provider,
handler: handler,
};
cb(&tester)
}