Integration tests (#805)

* Started substrate tests

* Sync test

* Test updates

* Improved tests

* Use on-chain block delay

* Parallel test execution

* Otimized tests

* Logging

* Fixed racing test

* Fixed compilation

* Fixed timestamp test

* Removed rlp dependency

* Minor fixes

* Fixed tests

* Removed best_block_id and resolved fdlimit issue

* Whitespace

* Use keyring

* Style

* Added API execution setting

* Removed stale import

substrate/core/service/src/config.rs

@@ -28,6 +28,7 @@ use serde::{Serialize, de::DeserializeOwned};
 use target_info::Target;
 
 /// Service configuration.
+#[derive(Clone)]
 pub struct Configuration<C, G: Serialize + DeserializeOwned + BuildStorage> {
 	/// Implementation name
 	pub impl_name: &'static str,
@@ -53,12 +54,12 @@ pub struct Configuration<C, G: Serialize + DeserializeOwned + BuildStorage> {
 	pub chain_spec: ChainSpec<G>,
 	/// Custom configuration.
 	pub custom: C,
-	/// Telemetry server URL, optional - only `Some` if telemetry reporting is enabled
-	pub telemetry: Option<String>,
 	/// Node name.
 	pub name: String,
-	/// Execution strategy.
-	pub execution_strategy: ExecutionStrategy,
+	/// Block execution strategy.
+	pub block_execution_strategy: ExecutionStrategy,
+	/// Runtime API execution strategy.
+	pub api_execution_strategy: ExecutionStrategy,
 	/// RPC over HTTP binding address. `None` if disabled.
 	pub rpc_http: Option<SocketAddr>,
 	/// RPC over Websockets binding address. `None` if disabled.
@@ -83,9 +84,9 @@ impl<C: Default, G: Serialize + DeserializeOwned + BuildStorage> Configuration<C
 			database_path: Default::default(),
 			keys: Default::default(),
 			custom: Default::default(),
-			telemetry: Default::default(),
 			pruning: PruningMode::default(),
-			execution_strategy: ExecutionStrategy::Both,
+			block_execution_strategy: ExecutionStrategy::Both,
+			api_execution_strategy: ExecutionStrategy::Both,
 			rpc_http: None,
 			rpc_ws: None,
 			telemetry_url: None,