Add test, additional fix.

Fixes #1932.

ethcore/src/client/traits.rs

@@ -14,7 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-
 use std::mem;
 use std::collections::{BTreeMap, VecDeque};
 use util::{U256, Address, H256, H2048, Bytes, Itertools};

ethcore/src/miner/miner.rs

@@ -732,7 +732,7 @@ impl MinerService for Miner {
 							gas_used: receipt.gas_used - prev_gas,
 							contract_address: match tx.action {
 								Action::Call(_) => None,
-								Action::Create => Some(contract_address(&tx.sender().unwrap(), &tx.nonce))
+								Action::Create => Some(contract_address(&tx.sender().unwrap(), &tx.nonce)),
 							},
 							logs: receipt.logs.clone(),
 						}

ethcore/src/tests/client.rs

@@ -16,6 +16,7 @@
 
 use io::IoChannel;
 use client::{BlockChainClient, MiningBlockChainClient, Client, ClientConfig, BlockID};
+use ethereum;
 use block::IsBlock;
 use tests::helpers::*;
 use common::*;
@@ -31,6 +32,14 @@ fn imports_from_empty() {
 	client.flush_queue();
 }
 
+#[test]
+fn should_return_registrar() {
+	let dir = RandomTempPath::new();
+	let spec = ethereum::new_morden();
+	let client = Client::new(ClientConfig::default(), &spec, dir.as_path(), Arc::new(Miner::with_spec(&spec)), IoChannel::disconnected()).unwrap();
+	assert_eq!(client.additional_params().get("registrar"), Some(&"8e4e9b13d4b45cb0befc93c3061b1408f67316b2".to_owned()));
+}
+
 #[test]
 fn returns_state_root_basic() {
 	let client_result = generate_dummy_client(6);

rpc/src/v1/impls/eth.rs

@@ -107,7 +107,7 @@ impl<C, S: ?Sized, M, EM> EthClient<C, S, M, EM> where
 				let view = block_view.header_view();
 				let block = Block {
 					hash: Some(view.sha3().into()),
-					size: Some(bytes.len()),
+					size: Some(bytes.len().into()),
 					parent_hash: view.parent_hash().into(),
 					uncles_hash: view.uncles_hash().into(),
 					author: view.author().into(),

rpc/src/v1/types/block.rs

@@ -90,7 +90,7 @@ pub struct Block {
 	/// Transactions
 	pub transactions: BlockTransactions,
 	/// Size in bytes
-	pub size: Option<usize>,
+	pub size: Option<U256>,
 }
 
 #[cfg(test)]