Remove node-service (#933)

* Move `chain_spec` into `node-cli`

* Fixes tests

* Adds `construct_simple_service` and `construct_service_factory` macros

* Remove the `node-service` crate

* Add some documentation

* Fixes compilation on stable

substrate/node/cli/Cargo.toml

@@ -9,4 +9,16 @@ log = "0.4"
 tokio = "0.1.7"
 exit-future = "0.1"
 substrate-cli = { path = "../../core/cli" }
-node-service = { path = "../service" }
+substrate-primitives = { path = "../../core/primitives" }
+node-runtime = { path = "../runtime" }
+node-primitives = { path = "../primitives" }
+node-network = { path = "../network" }
+hex-literal = "0.1"
+substrate-service = { path = "../../core/service" }
+substrate-transaction-pool = { path = "../../core/transaction-pool" }
+substrate-network = { path = "../../core/network" }
+sr-primitives = { path = "../../core/sr-primitives" }
+node-executor = { path = "../executor" }
+
+[dev-dependencies]
+substrate-service-test = { path = "../../core/service/test" }

substrate/node/cli/src/chain_spec.rs

@@ -20,11 +20,14 @@ use primitives::{AuthorityId, ed25519};
 use node_runtime::{GenesisConfig, ConsensusConfig, CouncilSeatsConfig, CouncilVotingConfig, DemocracyConfig,
 	SessionConfig, StakingConfig, TimestampConfig, BalancesConfig, TreasuryConfig,
 	ContractConfig, Permill, Perbill};
-use service::ChainSpec;
+use substrate_service;
 
 const STAGING_TELEMETRY_URL: &str = "wss://telemetry.polkadot.io/submit/";
 
-pub fn bbq_birch_config() -> Result<ChainSpec<GenesisConfig>, String> {
+/// Specialised `ChainSpec`.
+pub type ChainSpec = substrate_service::ChainSpec<GenesisConfig>;
+
+pub fn bbq_birch_config() -> Result<ChainSpec, String> {
 	ChainSpec::from_embedded(include_bytes!("../res/bbq-birch.json"))
 }
 
@@ -122,7 +125,7 @@ fn staging_testnet_config_genesis() -> GenesisConfig {
 }
 
 /// Staging testnet config.
-pub fn staging_testnet_config() -> ChainSpec<GenesisConfig> {
+pub fn staging_testnet_config() -> ChainSpec {
 	let boot_nodes = vec![
 	];
 	ChainSpec::from_genesis(
@@ -227,7 +230,7 @@ fn development_config_genesis() -> GenesisConfig {
 }
 
 /// Development config (single validator Alice)
-pub fn development_config() -> ChainSpec<GenesisConfig> {
+pub fn development_config() -> ChainSpec {
 	ChainSpec::from_genesis("Development", "development", development_config_genesis, vec![], None, None, None)
 }
 
@@ -238,18 +241,30 @@ fn local_testnet_genesis() -> GenesisConfig {
 	])
 }
 
-fn local_testnet_genesis_instant() -> GenesisConfig {
-	let mut genesis = local_testnet_genesis();
-	genesis.timestamp = Some(TimestampConfig { period: 0 });
-	genesis
-}
-
 /// Local testnet config (multivalidator Alice + Bob)
-pub fn local_testnet_config() -> ChainSpec<GenesisConfig> {
+pub fn local_testnet_config() -> ChainSpec {
 	ChainSpec::from_genesis("Local Testnet", "local_testnet", local_testnet_genesis, vec![], None, None, None)
 }
 
-/// Local testnet config (multivalidator Alice + Bob)
-pub fn integration_test_config() -> ChainSpec<GenesisConfig> {
-	ChainSpec::from_genesis("Integration Test", "test", local_testnet_genesis_instant, vec![], None, None, None)
+#[cfg(test)]
+mod tests {
+	use super::*;
+	use service_test;
+	use service::Factory;
+
+	fn local_testnet_genesis_instant() -> GenesisConfig {
+		let mut genesis = local_testnet_genesis();
+		genesis.timestamp = Some(TimestampConfig { period: 0 });
+		genesis
+	}
+
+	/// Local testnet config (multivalidator Alice + Bob)
+	pub fn integration_test_config() -> ChainSpec {
+		ChainSpec::from_genesis("Integration Test", "test", local_testnet_genesis_instant, vec![], None, None, None)
+	}
+
+	#[test]
+	fn test_connectivity() {
+		service_test::connectivity::<Factory>(integration_test_config());
+	}
 }

substrate/node/cli/src/lib.rs

@@ -22,17 +22,32 @@
 extern crate tokio;
 
 extern crate substrate_cli as cli;
-extern crate node_service as service;
+extern crate substrate_primitives as primitives;
+extern crate node_runtime;
 extern crate exit_future;
+#[macro_use]
+extern crate hex_literal;
+#[cfg(test)]
+extern crate substrate_service_test as service_test;
+extern crate substrate_transaction_pool as transaction_pool;
+extern crate substrate_network as network;
+extern crate node_network;
+extern crate sr_primitives as runtime_primitives;
+extern crate node_primitives;
+#[macro_use]
+extern crate substrate_service;
+extern crate node_executor;
 
 #[macro_use]
 extern crate log;
 
 pub use cli::error;
+mod chain_spec;
+mod service;
 
 use tokio::runtime::Runtime;
-pub use service::{Components as ServiceComponents, Service, CustomConfiguration, ServiceFactory};
 pub use cli::{VersionInfo, IntoExit};
+use substrate_service::{ServiceFactory, Roles as ServiceRoles};
 
 /// The chain specification option.
 #[derive(Clone, Debug)]
@@ -49,12 +64,12 @@ pub enum ChainSpec {
 
 /// Get a chain config from a spec setting.
 impl ChainSpec {
-	pub(crate) fn load(self) -> Result<service::ChainSpec, String> {
+	pub(crate) fn load(self) -> Result<chain_spec::ChainSpec, String> {
 		Ok(match self {
-			ChainSpec::BbqBirch => service::chain_spec::bbq_birch_config()?,
-			ChainSpec::Development => service::chain_spec::development_config(),
-			ChainSpec::LocalTestnet => service::chain_spec::local_testnet_config(),
-			ChainSpec::StagingTestnet => service::chain_spec::staging_testnet_config(),
+			ChainSpec::BbqBirch => chain_spec::bbq_birch_config()?,
+			ChainSpec::Development => chain_spec::development_config(),
+			ChainSpec::LocalTestnet => chain_spec::local_testnet_config(),
+			ChainSpec::StagingTestnet => chain_spec::staging_testnet_config(),
 		})
 	}
 
@@ -69,7 +84,7 @@ impl ChainSpec {
 	}
 }
 
-fn load_spec(id: &str) -> Result<Option<service::ChainSpec>, String> {
+fn load_spec(id: &str) -> Result<Option<chain_spec::ChainSpec>, String> {
 	Ok(match ChainSpec::from(id) {
 		Some(spec) => Some(spec.load()?),
 		None => None,
@@ -93,7 +108,7 @@ pub fn run<I, T, E>(args: I, exit: E, version: cli::VersionInfo) -> error::Resul
 			info!("Roles: {:?}", config.roles);
 			let mut runtime = Runtime::new()?;
 			let executor = runtime.executor();
-			match config.roles == service::Roles::LIGHT {
+			match config.roles == ServiceRoles::LIGHT {
 				true => run_until_exit(&mut runtime, service::Factory::new_light(config, executor)?, exit)?,
 				false => run_until_exit(&mut runtime, service::Factory::new_full(config, executor)?, exit)?,
 			}
@@ -108,7 +123,7 @@ fn run_until_exit<C, E>(
 	e: E,
 ) -> error::Result<()>
 	where
-		C: service::Components,
+		C: substrate_service::Components,
 		E: IntoExit,
 {
 	let (exit_send, exit) = exit_future::signal();

substrate/node/cli/src/service.rs

@@ -0,0 +1,133 @@
+// Copyright 2018 Parity Technologies (UK) Ltd.
+// This file is part of Substrate.
+
+// Substrate 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.
+
+// Substrate 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
+
+#![warn(unused_extern_crates)]
+
+//! Service and ServiceFactory implementation. Specialized wrapper over substrate service.
+
+use std::sync::Arc;
+use transaction_pool::{self, txpool::{Pool as TransactionPool}};
+use node_primitives::Block;
+use node_runtime::GenesisConfig;
+use node_network::Protocol as DemoProtocol;
+use substrate_service::{
+	FactoryFullConfiguration, LightComponents, FullComponents, FullBackend,
+	LightBackend, FullExecutor, LightExecutor
+};
+use network::import_queue::{BasicQueue, BlockOrigin, ImportBlock, Verifier};
+use runtime_primitives::{traits::Block as BlockT};
+use primitives::AuthorityId;
+use node_executor;
+
+// TODO: Remove me, when we have a functional consensus.
+/// A verifier that doesn't actually do any checks
+pub struct NoneVerifier;
+/// This Verifiyer accepts all data as valid
+impl<B: BlockT> Verifier<B> for NoneVerifier {
+	fn verify(
+		&self,
+		origin: BlockOrigin,
+		header: B::Header,
+		justification: Vec<u8>,
+		body: Option<Vec<B::Extrinsic>>
+	) -> Result<(ImportBlock<B>, Option<Vec<AuthorityId>>), String> {
+		Ok((ImportBlock {
+			origin,
+			header,
+			body,
+			finalized: true,
+			external_justification: justification,
+			internal_justification: vec![],
+			auxiliary: Vec::new(),
+		}, None))
+	}
+}
+
+construct_simple_service!(Service);
+
+construct_service_factory! {
+	struct Factory {
+		Block = Block,
+		NetworkProtocol = DemoProtocol { |config| Ok(DemoProtocol::new()) },
+		RuntimeDispatch = node_executor::Executor,
+		FullTransactionPoolApi = transaction_pool::ChainApi<FullBackend<Self>, FullExecutor<Self>, Block>
+			{ |config, client| Ok(TransactionPool::new(config, transaction_pool::ChainApi::new(client))) },
+		LightTransactionPoolApi = transaction_pool::ChainApi<LightBackend<Self>, LightExecutor<Self>, Block>
+			{ |config, client| Ok(TransactionPool::new(config, transaction_pool::ChainApi::new(client))) },
+		Genesis = GenesisConfig,
+		Configuration = (),
+		FullService = Service<FullComponents<Self>>
+			{ |config, executor| Service::<FullComponents<Factory>>::new(config, executor) },
+		LightService = Service<LightComponents<Self>>
+			{ |config, executor| Service::<LightComponents<Factory>>::new(config, executor) },
+		ImportQueue = BasicQueue<Block, NoneVerifier>
+			{ |_, _| Ok(BasicQueue::new(Arc::new(NoneVerifier {}))) }
+			{ |_, _| Ok(BasicQueue::new(Arc::new(NoneVerifier {}))) },
+	}
+}
+
+#[cfg(test)]
+mod tests {
+	#[cfg(feature = "rhd")]
+	fn test_sync() {
+		use {service_test, Factory};
+		use client::{ImportBlock, BlockOrigin};
+
+		let alice: Arc<ed25519::Pair> = Arc::new(Keyring::Alice.into());
+		let bob: Arc<ed25519::Pair> = Arc::new(Keyring::Bob.into());
+		let validators = vec![alice.public().0.into(), bob.public().0.into()];
+		let keys: Vec<&ed25519::Pair> = vec![&*alice, &*bob];
+		let offline = Arc::new(RwLock::new(OfflineTracker::new()));
+		let dummy_runtime = ::tokio::runtime::Runtime::new().unwrap();
+		let block_factory = |service: &<Factory as service::ServiceFactory>::FullService| {
+			let block_id = BlockId::number(service.client().info().unwrap().chain.best_number);
+			let parent_header = service.client().header(&block_id).unwrap().unwrap();
+			let consensus_net = ConsensusNetwork::new(service.network(), service.client().clone());
+			let proposer_factory = consensus::ProposerFactory {
+				client: service.client().clone(),
+				transaction_pool: service.transaction_pool().clone(),
+				network: consensus_net,
+				offline: offline.clone(),
+				force_delay: 0,
+				handle: dummy_runtime.executor(),
+			};
+			let (proposer, _, _) = proposer_factory.init(&parent_header, &validators, alice.clone()).unwrap();
+			let block = proposer.propose().expect("Error making test block");
+			ImportBlock {
+				origin: BlockOrigin::File,
+				external_justification: Vec::new(),
+				internal_justification: Vec::new(),
+				finalized: true,
+				body: Some(block.extrinsics),
+				header: block.header,
+				auxiliary: Vec::new(),
+			}
+		};
+		let extrinsic_factory = |service: &<Factory as service::ServiceFactory>::FullService| {
+			let payload = (0, Call::Balances(BalancesCall::transfer(RawAddress::Id(bob.public().0.into()), 69.into())), Era::immortal(), service.client().genesis_hash());
+			let signature = alice.sign(&payload.encode()).into();
+			let id = alice.public().0.into();
+			let xt = UncheckedExtrinsic {
+				signature: Some((RawAddress::Id(id), signature, payload.0, Era::immortal())),
+				function: payload.1,
+			}.encode();
+			let v: Vec<u8> = Decode::decode(&mut xt.as_slice()).unwrap();
+			OpaqueExtrinsic(v)
+		};
+		service_test::sync::<Factory, _, _>(chain_spec::integration_test_config(), block_factory, extrinsic_factory);
+	}
+
+}

substrate/node/service/Cargo.toml

@@ -1,33 +0,0 @@
-[package]
-name = "node-service"
-version = "0.1.0"
-authors = ["Parity Technologies <admin@parity.io>"]
-
-[dependencies]
-error-chain = "0.12"
-hex-literal = "0.1"
-lazy_static = "1.0"
-log = "0.4"
-node-consensus = { path = "../consensus" }
-node-executor = { path = "../executor" }
-node-network = { path = "../network" }
-node-primitives = { path = "../primitives" }
-node-runtime = { path = "../runtime" }
-parity-codec = { version = "2.1" }
-parking_lot = "0.4"
-slog = "^2"
-sr-io = { path = "../../core/sr-io" }
-sr-primitives = { path = "../../core/sr-primitives" }
-substrate-client = { path = "../../core/client" }
-substrate-network = { path = "../../core/network" }
-substrate-primitives = { path = "../../core/primitives" }
-substrate-service = { path = "../../core/service" }
-substrate-telemetry = { path = "../../core/telemetry" }
-substrate-transaction-pool = { path = "../../core/transaction-pool" }
-tokio = "0.1.7"
-
-[dev-dependencies]
-substrate-service-test = { path = "../../core/service/test" }
-substrate-test-client = { path = "../../core/test-client" }
-substrate-keyring = { path = "../../core/keyring" }
-rhododendron = "0.3"

substrate/node/service/src/lib.rs

@@ -1,265 +0,0 @@
-// Copyright 2018 Parity Technologies (UK) Ltd.
-// This file is part of Substrate.
-
-// Substrate 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.
-
-// Substrate 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
-#![warn(unused_extern_crates)]
-
-//! Substrate service. Specialized wrapper over substrate service.
-
-extern crate node_primitives;
-extern crate node_runtime;
-extern crate node_executor;
-extern crate node_network;
-extern crate substrate_client as client;
-extern crate substrate_network as network;
-extern crate substrate_primitives as primitives;
-extern crate substrate_service as service;
-extern crate substrate_transaction_pool as transaction_pool;
-extern crate tokio;
-#[cfg(test)]
-extern crate substrate_service_test as service_test;
-
-#[macro_use]
-extern crate hex_literal;
-#[cfg(all(test, feature="rhd"))]
-extern crate rhododendron as rhd;
-extern crate sr_primitives as runtime_primitives;
-pub mod chain_spec;
-
-use std::sync::Arc;
-use transaction_pool::txpool::{Pool as TransactionPool};
-use node_primitives::{Block, Hash};
-use node_runtime::GenesisConfig;
-use client::Client;
-use node_network::Protocol as DemoProtocol;
-use tokio::runtime::TaskExecutor;
-use service::FactoryFullConfiguration;
-use network::import_queue::{BasicQueue, BlockOrigin, ImportBlock, Verifier};
-use runtime_primitives::{traits::Block as BlockT};
-use primitives::{Blake2Hasher, AuthorityId};
-
-pub use service::{Roles, PruningMode, TransactionPoolOptions, ServiceFactory,
-	ErrorKind, Error, ComponentBlock, LightComponents, FullComponents};
-pub use client::ExecutionStrategy;
-
-/// Specialised `ChainSpec`.
-pub type ChainSpec = service::ChainSpec<GenesisConfig>;
-/// Client type for specialised `Components`.
-pub type ComponentClient<C> = Client<<C as Components>::Backend, <C as Components>::Executor, Block>;
-pub type NetworkService = network::Service<Block, <Factory as service::ServiceFactory>::NetworkProtocol, Hash>;
-
-/// A verifier that doesn't actually do any checks
-pub struct NoneVerifier;
-/// This Verifiyer accepts all data as valid
-impl<B: BlockT> Verifier<B> for NoneVerifier {
-	fn verify(
-		&self,
-		origin: BlockOrigin,
-		header: B::Header,
-		justification: Vec<u8>,
-		body: Option<Vec<B::Extrinsic>>
-	) -> Result<(ImportBlock<B>, Option<Vec<AuthorityId>>), String> {
-		Ok((ImportBlock {
-			origin,
-			header,
-			body,
-			finalized: true,
-			external_justification: justification,
-			internal_justification: vec![],
-			auxiliary: Vec::new(),
-		}, None))
-	}
-}
-
-/// A collection of type to generalise specific components over full / light client.
-pub trait Components: service::Components {
-	/// Demo API.
-	type Api: 'static + Send + Sync;
-	/// Client backend.
-	type Backend: 'static + client::backend::Backend<Block, Blake2Hasher>;
-	/// Client executor.
-	type Executor: 'static + client::CallExecutor<Block, Blake2Hasher> + Send + Sync;
-}
-
-impl Components for service::LightComponents<Factory> {
-	type Api = service::LightClient<Factory>;
-	type Executor = service::LightExecutor<Factory>;
-	type Backend = service::LightBackend<Factory>;
-}
-
-impl Components for service::FullComponents<Factory> {
-	type Api = service::FullClient<Factory>;
-	type Executor = service::FullExecutor<Factory>;
-	type Backend = service::FullBackend<Factory>;
-}
-
-/// All configuration for the node.
-pub type Configuration = FactoryFullConfiguration<Factory>;
-
-/// Demo-specific configuration.
-#[derive(Default)]
-pub struct CustomConfiguration;
-
-/// Config for the substrate service.
-pub struct Factory;
-
-impl service::ServiceFactory for Factory {
-	type Block = Block;
-	type ExtrinsicHash = Hash;
-	type NetworkProtocol = DemoProtocol;
-	type RuntimeDispatch = node_executor::Executor;
-	type FullTransactionPoolApi = transaction_pool::ChainApi<service::FullBackend<Self>, service::FullExecutor<Self>, Block>;
-	type LightTransactionPoolApi = transaction_pool::ChainApi<service::LightBackend<Self>, service::LightExecutor<Self>, Block>;
-	type Genesis = GenesisConfig;
-	type Configuration = CustomConfiguration;
-	type FullService = Service<service::FullComponents<Self>>;
-	type LightService = Service<service::LightComponents<Self>>;
-	/// instance of import queue for clients
-	type ImportQueue = BasicQueue<Block, NoneVerifier>;
-
-	fn build_full_transaction_pool(config: TransactionPoolOptions, client: Arc<service::FullClient<Self>>)
-		-> Result<TransactionPool<Self::FullTransactionPoolApi>, Error>
-	{
-		Ok(TransactionPool::new(config, transaction_pool::ChainApi::new(client)))
-	}
-
-	fn build_light_transaction_pool(config: TransactionPoolOptions, client: Arc<service::LightClient<Self>>)
-		-> Result<TransactionPool<Self::LightTransactionPoolApi>, Error>
-	{
-		Ok(TransactionPool::new(config, transaction_pool::ChainApi::new(client)))
-	}
-
-	fn build_network_protocol(_config: &Configuration)
-		-> Result<DemoProtocol, Error>
-	{
-		Ok(DemoProtocol::new())
-	}
-
-	fn build_full_import_queue(
-		_config: &FactoryFullConfiguration<Self>,
-		_client: Arc<service::FullClient<Self>>,
-	) -> Result<BasicQueue<Block, NoneVerifier>, service::Error> {
-		Ok(BasicQueue::new(Arc::new(NoneVerifier {})))
-	}
-
-	fn build_light_import_queue(
-		_config: &FactoryFullConfiguration<Self>,
-		_client: Arc<service::LightClient<Self>>,
-	) -> Result<BasicQueue<Block, NoneVerifier>, service::Error> {
-		Ok(BasicQueue::new(Arc::new(NoneVerifier {})))
-	}
-
-	fn new_light(config: Configuration, executor: TaskExecutor)
-		-> Result<Service<LightComponents<Factory>>, Error>
-	{
-		let service = service::Service::<LightComponents<Factory>>::new(config, executor.clone())?;
-		Ok(Service {
-			inner: service,
-			_consensus: None,
-		})
-	}
-
-	fn new_full(config: Configuration, executor: TaskExecutor)
-		-> Result<Service<FullComponents<Factory>>, Error>
-	{
-		let service = service::Service::<FullComponents<Factory>>::new(config, executor.clone())?;
-		// FIXME: Spin consensus service if configured
-		let consensus = None;
-		Ok(Service {
-			inner: service,
-			_consensus: consensus,
-		})
-	}
-}
-/// Demo service.
-pub struct Service<C: Components> {
-	inner: service::Service<C>,
-	_consensus: Option<bool>,  // FIXME: add actual consensus engine
-}
-
-impl<C: Components> ::std::ops::Deref for Service<C> {
-	type Target = service::Service<C>;
-	fn deref(&self) -> &Self::Target {
-		&self.inner
-	}
-}
-
-
-/// Creates bare client without any networking.
-pub fn new_client(config: Configuration)
-	-> Result<Arc<service::ComponentClient<FullComponents<Factory>>>, Error>
-{
-	service::new_client::<Factory>(&config)
-}
-
-#[cfg(test)]
-mod tests {
-	use {service_test, Factory, chain_spec};
-
-	#[test]
-	fn test_connectivity() {
-		service_test::connectivity::<Factory>(chain_spec::integration_test_config());
-	}
-
-	#[test]
-	#[cfg(feature = "rhd")]
-	fn test_sync() {
-		use client::{ImportBlock, BlockOrigin};
-
-		let alice: Arc<ed25519::Pair> = Arc::new(Keyring::Alice.into());
-		let bob: Arc<ed25519::Pair> = Arc::new(Keyring::Bob.into());
-		let validators = vec![alice.public().0.into(), bob.public().0.into()];
-		let keys: Vec<&ed25519::Pair> = vec![&*alice, &*bob];
-		let offline = Arc::new(RwLock::new(OfflineTracker::new()));
-		let dummy_runtime = ::tokio::runtime::Runtime::new().unwrap();
-		let block_factory = |service: &<Factory as service::ServiceFactory>::FullService| {
-			let block_id = BlockId::number(service.client().info().unwrap().chain.best_number);
-			let parent_header = service.client().header(&block_id).unwrap().unwrap();
-			let consensus_net = ConsensusNetwork::new(service.network(), service.client().clone());
-			let proposer_factory = consensus::ProposerFactory {
-				client: service.client().clone(),
-				transaction_pool: service.transaction_pool().clone(),
-				network: consensus_net,
-				offline: offline.clone(),
-				force_delay: 0,
-				handle: dummy_runtime.executor(),
-			};
-			let (proposer, _, _) = proposer_factory.init(&parent_header, &validators, alice.clone()).unwrap();
-			let block = proposer.propose().expect("Error making test block");
-			ImportBlock {
-				origin: BlockOrigin::File,
-				external_justification: Vec::new(),
-				internal_justification: Vec::new(),
-				finalized: true,
-				body: Some(block.extrinsics),
-				header: block.header,
-				auxiliary: Vec::new(),
-			}
-		};
-		let extrinsic_factory = |service: &<Factory as service::ServiceFactory>::FullService| {
-			let payload = (0, Call::Balances(BalancesCall::transfer(RawAddress::Id(bob.public().0.into()), 69.into())), Era::immortal(), service.client().genesis_hash());
-			let signature = alice.sign(&payload.encode()).into();
-			let id = alice.public().0.into();
-			let xt = UncheckedExtrinsic {
-				signature: Some((RawAddress::Id(id), signature, payload.0, Era::immortal())),
-				function: payload.1,
-			}.encode();
-			let v: Vec<u8> = Decode::decode(&mut xt.as_slice()).unwrap();
-			OpaqueExtrinsic(v)
-		};
-		service_test::sync::<Factory, _, _>(chain_spec::integration_test_config(), block_factory, extrinsic_factory);
-	}
-
-}