add eth_blockNumber, eth_TransactionCount integration tests.

also adds an EthTester struct for more test flexibility.

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

@@ -17,17 +17,19 @@
 //! 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 ethminer::ExternalMiner;
+use ethcore::transaction::{Transaction, Action};
+use ethminer::{MinerService, ExternalMiner};
 use devtools::RandomTempPath;
 use util::io::IoChannel;
 use util::hash::{Address, FixedHash};
-use util::numbers::U256;
-use util::keys::{TestAccount, TestAccountProvider};
+use util::numbers::{Uint, U256};
+use util::keys::{AccountProvider, TestAccount, TestAccountProvider};
 use jsonrpc_core::IoHandler;
 use ethjson::blockchain::BlockChain;
 
@@ -35,6 +37,13 @@ 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");
@@ -44,7 +53,7 @@ fn harness_works() {
 #[test]
 fn eth_get_balance() {
 	let chain = extract_chain!("BlockchainTests/bcWalletTest", "wallet2outOf3txs");
-	chain_harness(chain, |handler| {
+	chain_harness(chain, |tester| {
 		// final account state
 		let req_latest = r#"{
 			"jsonrpc": "2.0",
@@ -52,8 +61,8 @@ fn eth_get_balance() {
 			"params": ["0xaaaf5374fce5edbc8e2a8697c15331677e6ebaaa", "latest"],
 			"id": 1
 		}"#;
-		let res_latest = r#"{"jsonrpc":"2.0","result":"0x09","id":1}"#;
-		assert_eq!(&handler.handle_request(req_latest).unwrap(), res_latest);
+		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#"{
@@ -63,8 +72,94 @@ fn eth_get_balance() {
 			"id": 3
 		}"#;
 
-		let res_new_acc = r#"{"jsonrpc":"2.0","result":"0x00","id":3}"#;
-		assert_eq!(&handler.handle_request(req_new_acc).unwrap(), res_new_acc);
+		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 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![]
+		}.fake_sign(address.clone());
+
+		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
+		}"#;
+
+		// dispatch the transaction.
+		tester.handler.handle_request(&req_send_trans).unwrap();
+
+		// 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);
 	});
 }
 
@@ -89,7 +184,7 @@ fn miner_service() -> Arc<TestMinerService> {
 // 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(&IoHandler) -> 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();
@@ -120,5 +215,13 @@ fn chain_harness<F, U>(chain: BlockChain, mut cb: F) -> U
 	let handler = IoHandler::new();
 	let delegate = eth_client.to_delegate();
 	handler.add_delegate(delegate);
-	cb(&handler)
+
+	let tester = EthTester {
+		_miner: miner_service,
+		_client: client,
+		accounts: account_provider,
+		handler: handler,
+	};
+
+	cb(&tester)
 }