Merge branch 'master' into db

Cargo.lock

@@ -8,6 +8,7 @@ dependencies = [
  "docopt 0.6.78 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore 0.9.99",
+ "ethcore-devtools 0.9.99",
  "ethcore-rpc 0.9.99",
  "ethcore-util 0.9.99",
  "ethsync 0.9.99",
@@ -173,6 +174,7 @@ dependencies = [
  "crossbeam 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethash 0.9.99",
+ "ethcore-devtools 0.9.99",
  "ethcore-util 0.9.99",
  "heapsize 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -183,6 +185,13 @@ dependencies = [
  "time 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "ethcore-devtools"
+version = "0.9.99"
+dependencies = [
+ "rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "ethcore-rpc"
 version = "0.9.99"
@@ -211,6 +220,7 @@ dependencies = [
  "elastic-array 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "eth-secp256k1 0.5.4 (git+https://github.com/arkpar/rust-secp256k1.git)",
+ "ethcore-devtools 0.9.99",
  "heapsize 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "igd 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",

Cargo.toml

@@ -19,6 +19,7 @@ ethcore-rpc = { path = "rpc", optional = true }
 fdlimit = { path = "util/fdlimit" }
 target_info = "0.1"
 daemonize = "0.2"
+ethcore-devtools = { path = "devtools" }
 
 [features]
 default = ["rpc"]

devtools/Cargo.toml

@@ -0,0 +1,16 @@
+[package]
+description = "Ethcore development/test/build tools"
+homepage = "http://ethcore.io"
+license = "GPL-3.0"
+name = "ethcore-devtools"
+version = "0.9.99"
+authors = ["Ethcore <admin@ethcore.io>"]
+
+[dependencies]
+rand = "0.3"
+
+[features]
+
+[lib]
+path = "src/lib.rs"
+test = true

devtools/README.md

@@ -0,0 +1 @@
+# ethcore dev tools

devtools/src/lib.rs

@@ -0,0 +1,24 @@
+// Copyright 2015, 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/>.
+
+//! dev-tools
+
+
+extern crate rand;
+
+pub mod random_path;
+
+pub use random_path::*;

devtools/src/random_path.rs

@@ -0,0 +1,89 @@
+// Copyright 2015, 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/>.
+
+//! Random path
+
+use std::path::*;
+use std::fs;
+use std::env;
+use rand::random;
+
+pub struct RandomTempPath {
+	path: PathBuf
+}
+
+pub fn random_filename() -> String {
+	(0..8).map(|_| ((random::<f32>() * 26.0) as u8 + 97) as char).collect()
+}
+
+impl RandomTempPath {
+	pub fn new() -> RandomTempPath {
+		let mut dir = env::temp_dir();
+		dir.push(random_filename());
+		RandomTempPath {
+			path: dir.clone()
+		}
+	}
+
+	pub fn create_dir() -> RandomTempPath {
+		let mut dir = env::temp_dir();
+		dir.push(random_filename());
+		fs::create_dir_all(dir.as_path()).unwrap();
+		RandomTempPath {
+			path: dir.clone()
+		}
+	}
+
+	pub fn as_path(&self) -> &PathBuf {
+		&self.path
+	}
+
+	pub fn as_str(&self) -> &str {
+		self.path.to_str().unwrap()
+	}
+}
+
+impl Drop for RandomTempPath {
+	fn drop(&mut self) {
+		if let Err(e) = fs::remove_dir_all(self.as_path()) {
+			panic!("failed to remove temp directory, probably something failed to destroyed ({})", e);
+		}
+	}
+}
+
+#[test]
+fn creates_dir() {
+	let temp = RandomTempPath::create_dir();
+	assert!(fs::metadata(temp.as_path()).unwrap().is_dir());
+}
+
+#[test]
+fn destroys_dir() {
+	let path_buf = {
+		let temp = RandomTempPath::create_dir();
+		assert!(fs::metadata(temp.as_path()).unwrap().is_dir());
+		let path_buf = temp.as_path().to_path_buf();
+		path_buf
+	};
+
+	assert!(fs::metadata(&path_buf).is_err());
+}
+
+#[test]
+fn provides_random() {
+	let temp = RandomTempPath::create_dir();
+	assert!(temp.as_path().to_str().is_some());
+}

ethcore/Cargo.toml

@@ -20,6 +20,7 @@ num_cpus = "0.2"
 clippy = { version = "0.0.42", optional = true }
 crossbeam = "0.1.5"
 lazy_static = "0.1"
+ethcore-devtools = { path = "../devtools" }
 
 [features]
 jit = ["evmjit"]

ethcore/res/ethereum/tests

@@ -1 +1 @@
-Subproject commit 3116f85a499ceaf4dfdc46726060fc056e2d7829
+Subproject commit f32954b3ddb5af2dc3dc9ec6d9a28bee848fdf70

ethcore/src/blockchain.rs

@@ -663,6 +663,7 @@ mod tests {
 	use util::hash::*;
 	use blockchain::*;
 	use tests::helpers::*;
+	use devtools::*;
 
 	#[test]
 	fn valid_tests_extra32() {
@@ -678,7 +679,7 @@ mod tests {
 		assert_eq!(bc.best_block_hash(), genesis_hash.clone());
 		assert_eq!(bc.block_hash(0), Some(genesis_hash.clone()));
 		assert_eq!(bc.block_hash(1), None);
-		
+
 		let first = "f90285f90219a03caa2203f3d7c136c0295ed128a7d31cea520b1ca5e27afe17d0853331798942a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347948888f1f195afa192cfee860698584c030f4c9db1a0bac6177a79e910c98d86ec31a09ae37ac2de15b754fd7bed1ba52362c49416bfa0d45893a296c1490a978e0bd321b5f2635d8280365c1fe9f693d65f233e791344a0c7778a7376099ee2e5c455791c1885b5c361b95713fddcbe32d97fd01334d296b90100000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000000008000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000400000000000000000000000000000000000000000000000000000008302000001832fefd882560b845627cb99a00102030405060708091011121314151617181920212223242526272829303132a08ccb2837fb2923bd97e8f2d08ea32012d6e34be018c73e49a0f98843e8f47d5d88e53be49fec01012ef866f864800a82c35094095e7baea6a6c7c4c2dfeb977efac326af552d8785012a05f200801ba0cb088b8d2ff76a7b2c6616c9d02fb6b7a501afbf8b69d7180b09928a1b80b5e4a06448fe7476c606582039bb72a9f6f4b4fad18507b8dfbd00eebbe151cc573cd2c0".from_hex().unwrap();
 
 		bc.insert_block(&first);
@@ -695,7 +696,7 @@ mod tests {
 	}
 
 	#[test]
-	#[allow(cyclomatic_complexity)]
+	#[cfg_attr(feature="dev", allow(cyclomatic_complexity))]
 	fn test_small_fork() {
 		let genesis = "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".from_hex().unwrap();
 		let b1 = "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".from_hex().unwrap();
@@ -854,7 +855,7 @@ mod tests {
 		let temp = RandomTempPath::new();
 		let bc = BlockChain::new(&genesis, temp.as_path());
 		bc.insert_block(&b1);
-	
+
 		let transactions = bc.transactions(&b1_hash).unwrap();
 		assert_eq!(transactions.len(), 7);
 		for t in transactions {

ethcore/src/evm/tests.rs

@@ -25,7 +25,7 @@ struct FakeLogEntry {
 }
 
 #[derive(PartialEq, Eq, Hash, Debug)]
-#[allow(enum_variant_names)] // Common prefix is C ;)
+#[cfg_attr(feature="dev", allow(enum_variant_names))] // Common prefix is C ;)
 enum FakeCallType {
 	CALL, CREATE
 }

ethcore/src/json_tests/chain.rs

@@ -20,6 +20,7 @@ use pod_state::*;
 use block::Block;
 use ethereum;
 use tests::helpers::*;
+use devtools::*;
 
 pub fn json_chain_test(json_data: &[u8], era: ChainEra) -> Vec<String> {
 	init_log();

ethcore/src/lib.rs

@@ -91,6 +91,7 @@ extern crate env_logger;
 extern crate num_cpus;
 extern crate crossbeam;
 
+#[cfg(test)] extern crate ethcore_devtools as devtools;
 #[cfg(feature = "jit" )] extern crate evmjit;
 
 pub mod block;

ethcore/src/service.rs

@@ -129,6 +129,7 @@ mod tests {
 	use super::*;
 	use tests::helpers::*;
 	use util::network::*;
+	use devtools::*;
 
 	#[test]
 	fn it_can_be_started() {

ethcore/src/state.rs

@@ -163,7 +163,7 @@ impl State {
 
 	/// Mutate storage of account `address` so that it is `value` for `key`.
 	pub fn storage_at(&self, address: &Address, key: &H256) -> H256 {
-		self.get(address, false).as_ref().map_or(H256::new(), |a|a.storage_at(&AccountDB::new(&self.db, address), key))	
+		self.get(address, false).as_ref().map_or(H256::new(), |a|a.storage_at(&AccountDB::new(&self.db, address), key))
 	}
 
 	/// Mutate storage of account `a` so that it is `value` for `key`.
@@ -341,6 +341,7 @@ use util::rlp::*;
 use util::uint::*;
 use account::*;
 use tests::helpers::*;
+use devtools::*;
 
 #[test]
 fn code_from_database() {

ethcore/src/tests/client.rs

@@ -17,6 +17,7 @@
 use client::{BlockChainClient, Client, BlockId};
 use tests::helpers::*;
 use common::*;
+use devtools::*;
 
 #[test]
 fn created() {

ethcore/src/tests/helpers.rs

@@ -15,16 +15,14 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 use client::{BlockChainClient, Client};
-use std::env;
 use common::*;
-use std::path::PathBuf;
 use spec::*;
-use std::fs::{remove_dir_all};
 use blockchain::{BlockChain};
 use state::*;
 use evm::{Schedule, Factory};
 use engine::*;
 use ethereum;
+use devtools::*;
 
 #[cfg(feature = "json-tests")]
 pub enum ChainEra {
@@ -32,36 +30,6 @@ pub enum ChainEra {
 	Homestead,
 }
 
-pub struct RandomTempPath {
-	path: PathBuf
-}
-
-impl RandomTempPath {
-	pub fn new() -> RandomTempPath {
-		let mut dir = env::temp_dir();
-		dir.push(H32::random().hex());
-		RandomTempPath {
-			path: dir.clone()
-		}
-	}
-
-	pub fn as_path(&self) -> &PathBuf {
-		&self.path
-	}
-
-	pub fn as_str(&self) -> &str {
-		self.path.to_str().unwrap()
-	}
-}
-
-impl Drop for RandomTempPath {
-	fn drop(&mut self) {
-		if let Err(e) = remove_dir_all(self.as_path()) {
-			panic!("failed to remove temp directory, probably something failed to destroyed ({})", e);
-		}
-	}
-}
-
 #[cfg(test)]
 pub struct GuardedTempResult<T> {
 	result: Option<T>,

util/Cargo.toml

@@ -30,6 +30,7 @@ clippy = { version = "0.0.42", optional = true }
 json-tests = { path = "json-tests" }
 target_info = "0.1.0"
 igd = "0.4.2"
+ethcore-devtools = { path = "../devtools" }
 libc = "0.2.7"
 
 [features]

util/src/hash.rs

@@ -635,7 +635,7 @@ mod tests {
 	use std::str::FromStr;
 
 	#[test]
-	#[allow(eq_op)]
+	#[cfg_attr(feature="dev", allow(eq_op))]
 	fn hash() {
 		let h = H64([0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef]);
 		assert_eq!(H64::from_str("0123456789abcdef").unwrap(), h);

util/src/keys/directory.rs

@@ -1030,7 +1030,7 @@ mod file_tests {
 mod directory_tests {
 	use super::{KeyDirectory, new_uuid, uuid_to_string, KeyFileContent, KeyFileCrypto, MAX_CACHE_USAGE_TRACK};
 	use common::*;
-	use tests::helpers::*;
+	use devtools::*;
 
 	#[test]
 	fn key_directory_locates_keys() {
@@ -1110,7 +1110,7 @@ mod directory_tests {
 mod specs {
 	use super::*;
 	use common::*;
-	use tests::helpers::*;
+	use devtools::*;
 
 	#[test]
 	fn can_initiate_key_directory() {

util/src/keys/store.rs

@@ -70,7 +70,7 @@ impl SecretStore {
 	}
 
 	#[cfg(test)]
-	fn new_test(path: &::tests::helpers::RandomTempPath) -> SecretStore {
+	fn new_test(path: &::devtools::RandomTempPath) -> SecretStore {
 		SecretStore {
 			directory: KeyDirectory::new(path.as_path())
 		}
@@ -203,7 +203,7 @@ mod vector_tests {
 #[cfg(test)]
 mod tests {
 	use super::*;
-	use tests::helpers::*;
+	use devtools::*;
 	use common::*;
 
 	#[test]

util/src/lib.rs

@@ -106,6 +106,7 @@ extern crate serde;
 #[macro_use]
 extern crate log as rlog;
 extern crate igd;
+extern crate ethcore_devtools as devtools;
 extern crate libc;
 
 pub mod standard;
@@ -163,5 +164,3 @@ pub use io::*;
 pub use log::*;
 pub use kvdb::*;
 
-#[cfg(test)]
-mod tests;

util/src/network/host.rs

@@ -174,8 +174,8 @@ pub struct NetworkContext<'s, Message> where Message: Send + Sync + Clone + 'sta
 
 impl<'s, Message> NetworkContext<'s, Message> where Message: Send + Sync + Clone + 'static, {
 	/// Create a new network IO access point. Takes references to all the data that can be updated within the IO handler.
-	fn new(io: &'s IoContext<NetworkIoMessage<Message>>, 
+	fn new(io: &'s IoContext<NetworkIoMessage<Message>>,
-		protocol: ProtocolId, 
+		protocol: ProtocolId,
 		session: Option<StreamToken>, sessions: Arc<RwLock<Slab<SharedSession>>>) -> NetworkContext<'s, Message> {
 		NetworkContext {
 			io: io,
@@ -337,9 +337,9 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
 
 		// Setup the server socket
 		let tcp_listener = TcpListener::bind(&listen_address).unwrap();
-		let keys = if let Some(ref secret) = config.use_secret { 
+		let keys = if let Some(ref secret) = config.use_secret {
-			KeyPair::from_secret(secret.clone()).unwrap() 
+			KeyPair::from_secret(secret.clone()).unwrap()
-		} else { 
+		} else {
 			config.config_path.clone().and_then(|ref p| load_key(&Path::new(&p)))
 				.map_or_else(|| {
 				let key = KeyPair::create().unwrap();
@@ -351,7 +351,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
 			|s| KeyPair::from_secret(s).expect("Error creating node secret key"))
 		};
 		let discovery = if config.discovery_enabled && !config.pin {
-			Some(Discovery::new(&keys, listen_address.clone(), public_endpoint.clone(), DISCOVERY)) 
+			Some(Discovery::new(&keys, listen_address.clone(), public_endpoint.clone(), DISCOVERY))
 		} else { None };
 		let path = config.config_path.clone();
 		let mut host = Host::<Message> {
@@ -546,7 +546,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
 			if let Err(e) = h.writable(io, &self.info.read().unwrap()) {
 				debug!(target: "net", "Handshake write error: {}:{:?}", token, e);
 			}
-		} 
+		}
 	}
 
 	fn session_writable(&self, token: StreamToken, io: &IoContext<NetworkIoMessage<Message>>) {
@@ -557,7 +557,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
 				debug!(target: "net", "Session write error: {}:{:?}", token, e);
 			}
 			io.update_registration(token).unwrap_or_else(|e| debug!(target: "net", "Session registration error: {:?}", e));
-		} 
+		}
 	}
 
 	fn connection_closed(&self, token: TimerToken, io: &IoContext<NetworkIoMessage<Message>>) {
@@ -619,7 +619,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
 				},
 				Ok(SessionData::None) => {},
 			}
-		} 
+		}
 		if kill {
 			self.kill_connection(token, io, true); //TODO: mark connection as dead an check in kill_connection
 		}
@@ -639,7 +639,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
 		if handshakes.get(token).is_none() {
 			return;
 		}
-		
+
 		// turn a handshake into a session
 		let mut sessions = self.sessions.write().unwrap();
 		let mut h = handshakes.remove(token).unwrap();
@@ -782,7 +782,7 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
 				}
 				io.update_registration(DISCOVERY).expect("Error updating discovery registration");
 			},
-			TCP_ACCEPT => self.accept(io), 
+			TCP_ACCEPT => self.accept(io),
 			_ => panic!("Received unknown readable token"),
 		}
 	}
@@ -858,7 +858,7 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
 				let session = { self.sessions.read().unwrap().get(*peer).cloned() };
 				if let Some(session) = session {
 					session.lock().unwrap().disconnect(DisconnectReason::DisconnectRequested);
-				} 
+				}
 				self.kill_connection(*peer, io, false);
 			},
 			NetworkIoMessage::User(ref message) => {
@@ -961,14 +961,14 @@ fn load_key(path: &Path) -> Option<Secret> {
 	let mut buf = String::new();
 	match file.read_to_string(&mut buf) {
 		Ok(_) => {},
-		Err(e) => { 
+		Err(e) => {
 			warn!("Error reading key file: {:?}", e);
 			return None;
 		}
 	}
 	match Secret::from_str(&buf) {
 		Ok(key) => Some(key),
-		Err(e) => { 
+		Err(e) => {
 			warn!("Error parsing key file: {:?}", e);
 			None
 		}
@@ -977,7 +977,7 @@ fn load_key(path: &Path) -> Option<Secret> {
 
 #[test]
 fn key_save_load() {
-	use tests::helpers::RandomTempPath;
+	use ::devtools::RandomTempPath;
 	let temp_path = RandomTempPath::create_dir();
 	let key = H256::random();
 	save_key(temp_path.as_path(), &key);

util/src/network/node_table.rs

@@ -159,7 +159,7 @@ impl Display for Node {
 		Ok(())
 	}
 }
-	
+
 impl FromStr for Node {
 	type Err = UtilError;
 	fn from_str(s: &str) -> Result<Self, Self::Err> {
@@ -265,7 +265,7 @@ impl NodeTable {
 			let node_ids = self.nodes();
 			for i in 0 .. node_ids.len() {
 				let node = self.nodes.get(&node_ids[i]).unwrap();
-				json.push_str(&format!("\t{{ \"url\": \"{}\", \"failures\": {} }}{}\n", node, node.failures, if i == node_ids.len() - 1 {""} else {","})) 
+				json.push_str(&format!("\t{{ \"url\": \"{}\", \"failures\": {} }}{}\n", node, node.failures, if i == node_ids.len() - 1 {""} else {","}))
 			}
 			json.push_str("]\n");
 			json.push_str("}");
@@ -297,14 +297,14 @@ impl NodeTable {
 			let mut buf = String::new();
 			match file.read_to_string(&mut buf) {
 				Ok(_) => {},
-				Err(e) => { 
+				Err(e) => {
 					warn!("Error reading node table file: {:?}", e);
 					return nodes;
 				}
 			}
 			let json = match Json::from_str(&buf) {
 				Ok(json) => json,
-				Err(e) => { 
+				Err(e) => {
 					warn!("Error parsing node table file: {:?}", e);
 					return nodes;
 				}
@@ -344,7 +344,7 @@ mod tests {
 	use std::str::FromStr;
 	use std::net::*;
 	use hash::*;
-	use tests::helpers::*;
+	use devtools::*;
 
 	#[test]
 	fn endpoint_parse() {

util/src/panics.rs

@@ -18,7 +18,6 @@
 
 use std::thread;
 use std::ops::DerefMut;
-use std::any::Any;
 use std::sync::{Arc, Mutex};
 
 /// Thread-safe closure for handling possible panics
@@ -73,9 +72,8 @@ impl PanicHandler {
 	/// Invoke closure and catch any possible panics.
 	/// In case of panic notifies all listeners about it.
 	#[cfg_attr(feature="dev", allow(deprecated))]
-	// TODO [todr] catch_panic is deprecated but panic::recover has different bounds (not allowing mutex)
 	pub fn catch_panic<G, R>(&self, g: G) -> thread::Result<R> where G: FnOnce() -> R + Send + 'static {
-		let guard = PanicGuard { handler: self };
+		let _guard = PanicGuard { handler: self };
 		let result = g();
 		Ok(result)
 	}
@@ -108,13 +106,6 @@ impl<F> OnPanicListener for F
 	}
 }
 
-fn convert_to_string(t: &Box<Any + Send>) -> Option<String> {
-	let as_str = t.downcast_ref::<&'static str>().cloned().map(|t| t.to_owned());
-	let as_string = t.downcast_ref::<String>().cloned();
-
-	as_str.or(as_string)
-}
-
 #[test]
 #[ignore] // panic forwarding doesnt work on the same thread in beta
 fn should_notify_listeners_about_panic () {

util/src/tests/helpers.rs

@@ -1,31 +0,0 @@
-use common::*;
-use std::path::PathBuf;
-use std::fs::{remove_dir_all};
-use std::env;
-
-pub struct RandomTempPath {
-	path: PathBuf
-}
-
-impl RandomTempPath {
-	pub fn create_dir() -> RandomTempPath {
-		let mut dir = env::temp_dir();
-		dir.push(H32::random().hex());
-		fs::create_dir_all(dir.as_path()).unwrap();
-		RandomTempPath {
-			path: dir.clone()
-		}
-	}
-
-	pub fn as_path(&self) -> &PathBuf {
-		&self.path
-	}
-}
-
-impl Drop for RandomTempPath {
-	fn drop(&mut self) {
-		if let Err(e) = remove_dir_all(self.as_path()) {
-			panic!("failed to remove temp directory, probably something failed to destroyed ({})", e);
-		}
-	}
-}

util/src/tests/mod.rs

@@ -1 +0,0 @@
-pub mod helpers;

util/src/uint.rs

@@ -991,7 +991,7 @@ mod tests {
 	}
 
 	#[test]
-	#[allow(eq_op)]
+	#[cfg_attr(feature="dev", allow(eq_op))]
 	pub fn uint256_comp_test() {
 		let small = U256([10u64, 0, 0, 0]);
 		let big = U256([0x8C8C3EE70C644118u64, 0x0209E7378231E632, 0, 0]);