Merge branch 'master' into staking

.github/workflows/rust.yml

@@ -16,13 +16,14 @@ jobs:
 
     - name: setup
       run: |
-        rustup install nightly --profile default
+          rustup install nightly --profile default
+          rustup +nightly target add wasm32-unknown-unknown
 
     - name: fmt
       run: cargo +nightly fmt --all -- --check
 
     - name: build
-      run: cargo build --verbose
+      run: cargo build --workspace --verbose
 
     - name: test
-      run: cargo test --verbose
+      run: cargo test --workspace --verbose

Cargo.toml

@@ -1,5 +1,5 @@
 [workspace]
-members = [".", "proc-macro"]
+members = [".", "client", "proc-macro"]
 
 [package]
 name = "substrate-subxt"
@@ -19,23 +19,33 @@ include = ["Cargo.toml", "src/**/*.rs", "README.md", "LICENSE"]
 [features]
 kusama = []
 default = ["kusama"]
+client = ["substrate-subxt-client"]
 
 [dependencies]
-log = "0.4"
+log = "0.4.8"
-thiserror = "1.0"
+thiserror = "1.0.19"
 futures = "0.3.5"
-jsonrpsee = { version = "0.1", features = ["ws"] }
+jsonrpsee = { version = "0.1.0", features = ["ws"] }
-num-traits = { version = "0.2", default-features = false }
+num-traits = { version = "0.2.11", default-features = false }
-serde = { version = "1.0", features = ["derive"] }
+serde = { version = "1.0.111", features = ["derive"] }
-serde_json = "1.0"
+serde_json = "1.0.53"
-url = "2.1"
+url = "2.1.1"
 codec = { package = "parity-scale-codec", version = "1.3", default-features = false, features = ["derive", "full"] }
-hex = "0.4.0"
+
+frame-metadata = { version = "11.0.0-rc3", package = "frame-metadata" }
+frame-support = { version = "2.0.0-rc3", package = "frame-support" }
+sp-runtime = { version = "2.0.0-rc3", package = "sp-runtime" }
+sp-version = { version = "2.0.0-rc3", package = "sp-version" }
+pallet-indices = { version = "2.0.0-rc3", package = "pallet-indices" }
+hex = "0.4.2"
+sp-rpc = { version = "2.0.0-rc3", package = "sp-rpc" }
+sp-core = { version = "2.0.0-rc3", package = "sp-core" }
+sc-rpc-api = { version = "0.8.0-rc3", package = "sc-rpc-api" }
+sp-transaction-pool = { version = "2.0.0-rc3", package = "sp-transaction-pool" }
+substrate-subxt-client = { path = "client", optional = true }
 substrate-subxt-proc-macro = { version = "0.8.0", path = "proc-macro" }
 sp-std = "2.0.0-rc3"
 application-crypto = { version = "2.0.0-rc3", package = "sp-application-crypto" }
-sp-core = "2.0.0-rc3"
-sp-rpc = "2.0.0-rc3"
 pallet-indices = "2.0.0-rc3"
 sp-runtime = "2.0.0-rc3"
 sp-version = "2.0.0-rc3"
@@ -49,9 +59,16 @@ frame-support = "2.0.0-rc3"
 sp-transaction-pool = "2.0.0-rc3"
 
 [dev-dependencies]
-async-std = { version = "1.5.0", features = ["attributes"] }
+async-std = { version = "=1.5.0", features = ["attributes"] }
-env_logger = "0.7"
+env_logger = "0.7.1"
-wabt = "0.9"
+wabt = "0.9.2"
-frame-system = { version = "2.0.0-rc2", package = "frame-system" }
+frame-system = { version = "2.0.0-rc3", package = "frame-system" }
-pallet-balances = { version = "2.0.0-rc2", package = "pallet-balances" }
+node-template = { git = "https://github.com/paritytech/substrate" }
-sp-keyring = { version = "2.0.0-rc2", package = "sp-keyring" }
+pallet-balances = { version = "2.0.0-rc3", package = "pallet-balances" }
+sp-keyring = { version = "2.0.0-rc3", package = "sp-keyring" }
+substrate-subxt-client = { path = "client" }
+tempdir = "0.3.7"
+
+[patch.crates-io]
+sc-network = { git = "https://github.com/paritytech/substrate" }
+sc-service = { git = "https://github.com/paritytech/substrate" }

README.md

@@ -13,6 +13,11 @@ complaining about an undefined method with a name starting with `with_`.
 
 [substrate-api-client](https://github.com/scs/substrate-api-client) provides similar functionality.
 
+## Subxt Client
+By default the client builder will connect to a full node via rpc. The `subxt-client` helps
+embedding a light client directly. It can also be used to embed a full node. This is especially
+useful for testing and ci.
+
 #### License
 
 <sup>

client/.gitignore

@@ -0,0 +1 @@
+dev-chain.json

client/Cargo.toml

@@ -0,0 +1,30 @@
+[package]
+name = "substrate-subxt-client"
+version = "0.1.0"
+authors = ["David Craven <david@craven.ch>", "Parity Technologies <admin@parity.io>"]
+edition = "2018"
+
+license = "GPL-3.0"
+repository = "https://github.com/paritytech/substrate-subxt"
+documentation = "https://docs.rs/substrate-subxt-client"
+homepage = "https://www.parity.io/"
+description = "Embed a substrate node into your subxt application."
+keywords = ["parity", "substrate", "blockchain"]
+
+[dependencies]
+async-std = "=1.5.0"
+futures = { version = "0.3.5", features = ["compat"] }
+futures01 = { package = "futures", version = "0.1.29" }
+jsonrpsee = "0.1.0"
+log = "0.4.8"
+sc-network = { version = "0.8.0-rc3", default-features = false }
+sc-service = { version = "0.8.0-rc3", default-features = false }
+serde_json = "1.0.53"
+sp-keyring = "2.0.0-rc3"
+thiserror = "1.0.19"
+
+[dev-dependencies]
+async-std = { version = "=1.5.0", features = ["attributes"] }
+env_logger = "0.7.1"
+node-template = { git = "https://github.com/paritytech/substrate" }
+substrate-subxt = { path = ".." }

client/gen-chain-spec.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+NODE_TEMPLATE=../../substrate/target/release/node-template
+$NODE_TEMPLATE purge-chain --dev
+$NODE_TEMPLATE build-spec --dev > dev-chain.json
+rm -rf /tmp/subxt-light-client

client/purge-chain.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+NODE_TEMPLATE=../../substrate/target/release/node-template
+$NODE_TEMPLATE purge-chain --chain=dev-chain.json
+rm -rf /tmp/subxt-light-client

client/run.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+NODE_TEMPLATE=../../substrate/target/release/node-template
+$NODE_TEMPLATE --chain=dev-chain.json --alice

client/src/lib.rs

@@ -0,0 +1,386 @@
+// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// This file is part of substrate-subxt.
+//
+// subxt 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.
+//
+// subxt 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-subxt.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Client for embedding substrate nodes.
+
+#![deny(missing_docs)]
+
+use async_std::task;
+use futures::{
+    compat::{
+        Compat01As03,
+        Compat01As03Sink,
+        Sink01CompatExt,
+        Stream01CompatExt,
+    },
+    future::poll_fn,
+    sink::SinkExt,
+    stream::{
+        Stream,
+        StreamExt,
+    },
+};
+use futures01::sync::mpsc;
+use jsonrpsee::{
+    common::{
+        Request,
+        Response,
+    },
+    transport::TransportClient,
+};
+use sc_network::config::TransportConfig;
+pub use sc_service::{
+    config::DatabaseConfig,
+    Error as ServiceError,
+};
+use sc_service::{
+    config::{
+        KeystoreConfig,
+        NetworkConfiguration,
+        TaskType,
+    },
+    AbstractService,
+    ChainSpec,
+    Configuration,
+    RpcSession,
+};
+use std::{
+    future::Future,
+    pin::Pin,
+    sync::Arc,
+    task::Poll,
+};
+use thiserror::Error;
+
+/// Error thrown by the client.
+#[derive(Debug, Error)]
+pub enum SubxtClientError {
+    /// Failed to parse json rpc message.
+    #[error("{0}")]
+    Json(#[from] serde_json::Error),
+    /// Channel closed.
+    #[error("{0}")]
+    Mpsc(#[from] mpsc::SendError<String>),
+}
+
+/// Role of the node.
+#[derive(Clone, Copy, Debug)]
+pub enum Role {
+    /// Light client.
+    Light,
+    /// A full node (maninly used for testing purposes).
+    Authority(sp_keyring::AccountKeyring),
+}
+
+impl From<Role> for sc_service::Role {
+    fn from(role: Role) -> Self {
+        match role {
+            Role::Light => Self::Light,
+            Role::Authority(_) => {
+                Self::Authority {
+                    sentry_nodes: Default::default(),
+                }
+            }
+        }
+    }
+}
+
+impl From<Role> for Option<String> {
+    fn from(role: Role) -> Self {
+        match role {
+            Role::Light => None,
+            Role::Authority(key) => Some(key.to_seed()),
+        }
+    }
+}
+
+/// Client configuration.
+#[derive(Clone)]
+pub struct SubxtClientConfig<C: ChainSpec + 'static, S: AbstractService> {
+    /// Name of the implementation.
+    pub impl_name: &'static str,
+    /// Version of the implementation.
+    pub impl_version: &'static str,
+    /// Author of the implementation.
+    pub author: &'static str,
+    /// Copyright start year.
+    pub copyright_start_year: i32,
+    /// Database configuration.
+    pub db: DatabaseConfig,
+    /// Service builder.
+    pub builder: fn(Configuration) -> Result<S, sc_service::Error>,
+    /// Chain specification.
+    pub chain_spec: C,
+    /// Role of the node.
+    pub role: Role,
+}
+
+/// Client for an embedded substrate node.
+pub struct SubxtClient {
+    to_back: Compat01As03Sink<mpsc::Sender<String>, String>,
+    from_back: Compat01As03<mpsc::Receiver<String>>,
+}
+
+impl SubxtClient {
+    /// Create a new client from a config.
+    pub fn new<C: ChainSpec + 'static, S: AbstractService>(
+        config: SubxtClientConfig<C, S>,
+    ) -> Result<Self, ServiceError> {
+        let (to_back, from_front) = mpsc::channel(4);
+        let (to_front, from_back) = mpsc::channel(4);
+        start_subxt_client(config, from_front, to_front)?;
+        Ok(Self {
+            to_back: to_back.sink_compat(),
+            from_back: from_back.compat(),
+        })
+    }
+}
+
+impl TransportClient for SubxtClient {
+    type Error = SubxtClientError;
+
+    fn send_request<'a>(
+        &'a mut self,
+        request: Request,
+    ) -> Pin<Box<dyn Future<Output = Result<(), Self::Error>> + Send + 'a>> {
+        Box::pin(async move {
+            let request = serde_json::to_string(&request)?;
+            self.to_back.send(request).await?;
+            Ok(())
+        })
+    }
+
+    fn next_response<'a>(
+        &'a mut self,
+    ) -> Pin<Box<dyn Future<Output = Result<Response, Self::Error>> + Send + 'a>> {
+        Box::pin(async move {
+            let response = self
+                .from_back
+                .next()
+                .await
+                .expect("channel shouldn't close")
+                .unwrap();
+            Ok(serde_json::from_str(&response)?)
+        })
+    }
+}
+
+impl From<SubxtClient> for jsonrpsee::Client {
+    fn from(client: SubxtClient) -> Self {
+        let client = jsonrpsee::raw::RawClient::new(client);
+        jsonrpsee::Client::new(client)
+    }
+}
+
+fn start_subxt_client<C: ChainSpec + 'static, S: AbstractService>(
+    config: SubxtClientConfig<C, S>,
+    from_front: mpsc::Receiver<String>,
+    to_front: mpsc::Sender<String>,
+) -> Result<(), ServiceError> {
+    let mut network = NetworkConfiguration::new(
+        format!("{} (subxt client)", config.chain_spec.name()),
+        "unknown",
+        Default::default(),
+        None,
+    );
+    network.boot_nodes = config.chain_spec.boot_nodes().to_vec();
+    network.transport = TransportConfig::Normal {
+        enable_mdns: true,
+        allow_private_ipv4: true,
+        wasm_external_transport: None,
+        use_yamux_flow_control: true,
+    };
+    let service_config = Configuration {
+        network,
+        impl_name: config.impl_name,
+        impl_version: config.impl_version,
+        chain_spec: Box::new(config.chain_spec),
+        role: config.role.into(),
+        task_executor: Arc::new(move |fut, ty| {
+            match ty {
+                TaskType::Async => task::spawn(fut),
+                TaskType::Blocking => task::spawn_blocking(|| task::block_on(fut)),
+            };
+        }),
+        database: config.db,
+        keystore: KeystoreConfig::InMemory,
+        max_runtime_instances: 8,
+        announce_block: true,
+        dev_key_seed: config.role.into(),
+        base_path: None,
+
+        telemetry_endpoints: Default::default(),
+        telemetry_external_transport: Default::default(),
+        default_heap_pages: Default::default(),
+        disable_grandpa: Default::default(),
+        execution_strategies: Default::default(),
+        force_authoring: Default::default(),
+        offchain_worker: Default::default(),
+        prometheus_config: Default::default(),
+        pruning: Default::default(),
+        rpc_cors: Default::default(),
+        rpc_http: Default::default(),
+        rpc_ws: Default::default(),
+        rpc_ws_max_connections: Default::default(),
+        rpc_methods: Default::default(),
+        state_cache_child_ratio: Default::default(),
+        state_cache_size: Default::default(),
+        tracing_receiver: Default::default(),
+        tracing_targets: Default::default(),
+        transaction_pool: Default::default(),
+        wasm_method: Default::default(),
+    };
+
+    log::info!("{}", service_config.impl_name);
+    log::info!("✌️  version {}", service_config.impl_version);
+    log::info!("❤️  by {}, {}", config.author, config.copyright_start_year);
+    log::info!(
+        "📋 Chain specification: {}",
+        service_config.chain_spec.name()
+    );
+    log::info!("🏷  Node name: {}", service_config.network.node_name);
+    log::info!("👤 Role: {:?}", service_config.role);
+
+    // Create the service. This is the most heavy initialization step.
+    let mut service = (config.builder)(service_config)?;
+
+    // Spawn background task.
+    let session = RpcSession::new(to_front.clone());
+    let mut from_front = from_front.compat();
+    task::spawn(poll_fn(move |cx| {
+        loop {
+            match Pin::new(&mut from_front).poll_next(cx) {
+                Poll::Ready(Some(message)) => {
+                    let mut to_front = to_front.clone().sink_compat();
+                    let message = message
+                        .expect("v1 streams require an error type; Stream of String can't fail; qed");
+                    let fut = service.rpc_query(&session, &message);
+                    task::spawn(async move {
+                        if let Some(response) = fut.await {
+                            to_front.send(response).await.ok();
+                        }
+                    });
+                }
+                Poll::Pending => break,
+                Poll::Ready(None) => return Poll::Ready(()),
+            }
+        }
+
+        loop {
+            match Pin::new(&mut service).poll(cx) {
+                Poll::Ready(Ok(())) => return Poll::Ready(()),
+                Poll::Pending => return Poll::Pending,
+                Poll::Ready(Err(e)) => log::error!("{}", e),
+            }
+        }
+    }));
+
+    Ok(())
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use async_std::path::Path;
+    use sp_keyring::AccountKeyring;
+    use substrate_subxt::{
+        balances::TransferCallExt,
+        ClientBuilder,
+        KusamaRuntime as NodeTemplateRuntime,
+        PairSigner,
+    };
+
+    #[async_std::test]
+    #[ignore]
+    async fn test_client() {
+        env_logger::try_init().ok();
+        let client = ClientBuilder::<NodeTemplateRuntime>::new()
+            .build()
+            .await
+            .unwrap();
+        let signer = PairSigner::new(AccountKeyring::Alice.pair());
+        let to = AccountKeyring::Bob.to_account_id().into();
+        client
+            .transfer_and_watch(&signer, &to, 10_000)
+            .await
+            .unwrap();
+    }
+
+    #[async_std::test]
+    #[ignore]
+    async fn test_light_client() {
+        env_logger::try_init().ok();
+        let chain_spec_path =
+            Path::new(env!("CARGO_MANIFEST_DIR")).join("dev-chain.json");
+        let bytes = async_std::fs::read(chain_spec_path).await.unwrap();
+        let chain_spec =
+            node_template::chain_spec::ChainSpec::from_json_bytes(bytes).unwrap();
+        let config = SubxtClientConfig {
+            impl_name: "substrate-subxt-light-client",
+            impl_version: "0.0.1",
+            author: "David Craven",
+            copyright_start_year: 2020,
+            db: DatabaseConfig::RocksDb {
+                path: "/tmp/subxt-light-client".into(),
+                cache_size: 64,
+            },
+            builder: node_template::service::new_light,
+            chain_spec,
+            role: Role::Light,
+        };
+        let client = ClientBuilder::<NodeTemplateRuntime>::new()
+            .set_client(SubxtClient::new(config).unwrap())
+            .build()
+            .await
+            .unwrap();
+        let signer = PairSigner::new(AccountKeyring::Alice.pair());
+        let to = AccountKeyring::Bob.to_account_id().into();
+        client
+            .transfer_and_watch(&signer, &to, 10_000)
+            .await
+            .unwrap();
+    }
+
+    #[async_std::test]
+    async fn test_full_client() {
+        env_logger::try_init().ok();
+        let chain_spec = node_template::chain_spec::development_config();
+        let config = SubxtClientConfig {
+            impl_name: "substrate-subxt-full-client",
+            impl_version: "0.0.1",
+            author: "David Craven",
+            copyright_start_year: 2020,
+            db: DatabaseConfig::RocksDb {
+                path: "/tmp/subxt-full-client".into(),
+                cache_size: 128,
+            },
+            builder: node_template::service::new_full,
+            chain_spec,
+            role: Role::Authority(AccountKeyring::Alice),
+        };
+        let client = ClientBuilder::<NodeTemplateRuntime>::new()
+            .set_client(SubxtClient::new(config).unwrap())
+            .build()
+            .await
+            .unwrap();
+        let signer = PairSigner::new(AccountKeyring::Alice.pair());
+        let to = AccountKeyring::Bob.to_account_id().into();
+        client
+            .transfer_and_watch(&signer, &to, 10_000)
+            .await
+            .unwrap();
+    }
+}

proc-macro/Cargo.toml

@@ -16,20 +16,20 @@ proc-macro = true
 
 [dependencies]
 heck = "0.3.1"
-proc-macro2 = "1.0.10"
+proc-macro2 = "1.0.18"
 proc-macro-crate = "0.1.4"
-quote = "1.0.3"
+quote = "1.0.7"
-syn = "1.0.17"
+syn = "1.0.30"
-synstructure = "0.12.3"
+synstructure = "0.12.4"
 
 [dev-dependencies]
-async-std = { version = "1.5.0", features = ["attributes"] }
+async-std = { version = "=1.5.0", features = ["attributes"] }
 codec = { package = "parity-scale-codec", version = "1.3.0", features = ["derive"] }
 env_logger = "0.7.1"
 pretty_assertions = "0.6.1"
-sp-keyring = "2.0.0-rc2"
+sp-keyring = "2.0.0-rc3"
 substrate-subxt = { path = ".." }
-trybuild = "1.0.25"
+trybuild = "1.0.28"
 
 [[test]]
 name = "balances"

src/frame/balances.rs

@@ -142,19 +142,17 @@ mod tests {
     });
 
     #[async_std::test]
-    #[ignore] // requires locally running substrate node
     async fn test_state_total_issuance() {
         env_logger::try_init().ok();
-        let client = test_client().await;
+        let (client, _) = test_client().await;
         let total_issuance = client.total_issuance(None).await.unwrap();
         assert_ne!(total_issuance, 0);
     }
 
     #[async_std::test]
-    #[ignore] // requires locally running substrate node
     async fn test_state_read_free_balance() {
         env_logger::try_init().ok();
-        let client = test_client().await;
+        let (client, _) = test_client().await;
         let account = AccountKeyring::Alice.to_account_id();
         let info = client.account(&account, None).await.unwrap();
         assert_ne!(info.data.free, 0);

src/lib.rs

@@ -41,6 +41,9 @@
 #[macro_use]
 extern crate substrate_subxt_proc_macro;
 
+#[cfg(feature = "client")]
+pub use substrate_subxt_client as client;
+
 pub use sp_core;
 pub use sp_runtime;
 
@@ -436,6 +439,7 @@ impl codec::Encode for Encoded {
 
 #[cfg(test)]
 mod tests {
+    use super::*;
     use sp_core::{
         storage::{
             well_known_keys,
@@ -447,24 +451,44 @@ mod tests {
         AccountKeyring,
         Ed25519Keyring,
     };
+    use substrate_subxt_client::{
+        DatabaseConfig,
+        Role,
+        SubxtClient,
+        SubxtClientConfig,
+    };
+    use tempdir::TempDir;
 
-    use super::*;
+    pub(crate) async fn test_client() -> (Client<crate::NodeTemplateRuntime>, TempDir) {
-
+        let tmp = TempDir::new("subxt-").expect("failed to create tempdir");
-    pub(crate) async fn test_client() -> Client<crate::DefaultNodeRuntime> {
+        let config = SubxtClientConfig {
-        ClientBuilder::new()
+            impl_name: "substrate-subxt-full-client",
+            impl_version: "0.0.1",
+            author: "substrate subxt",
+            copyright_start_year: 2020,
+            db: DatabaseConfig::RocksDb {
+                path: tmp.path().into(),
+                cache_size: 128,
+            },
+            builder: node_template::service::new_full,
+            chain_spec: node_template::chain_spec::development_config(),
+            role: Role::Authority(AccountKeyring::Alice),
+        };
+        let client = ClientBuilder::new()
+            .set_client(SubxtClient::new(config).expect("Error creating subxt client"))
             .build()
             .await
-            .expect("Error creating client")
+            .expect("Error creating client");
+        (client, tmp)
     }
 
     #[async_std::test]
-    #[ignore] // requires locally running substrate node
     async fn test_tx_transfer_balance() {
         env_logger::try_init().ok();
         let mut signer = PairSigner::new(AccountKeyring::Alice.pair());
         let dest = AccountKeyring::Bob.to_account_id().into();
 
-        let client = test_client().await;
+        let (client, _) = test_client().await;
         let nonce = client
             .account(&AccountKeyring::Alice.to_account_id(), None)
             .await
@@ -497,24 +521,21 @@ mod tests {
     }
 
     #[async_std::test]
-    #[ignore] // requires locally running substrate node
     async fn test_getting_hash() {
-        let client = test_client().await;
+        let (client, _) = test_client().await;
         client.block_hash(None).await.unwrap();
     }
 
     #[async_std::test]
-    #[ignore] // requires locally running substrate node
     async fn test_getting_block() {
-        let client = test_client().await;
+        let (client, _) = test_client().await;
         let block_hash = client.block_hash(None).await.unwrap();
         client.block(block_hash).await.unwrap();
     }
 
     #[async_std::test]
-    #[ignore] // requires locally running substrate node
     async fn test_getting_read_proof() {
-        let client = test_client().await;
+        let (client, _) = test_client().await;
         let block_hash = client.block_hash(None).await.unwrap();
         client
             .read_proof(
@@ -529,29 +550,26 @@ mod tests {
     }
 
     #[async_std::test]
-    #[ignore] // requires locally running substrate node
     async fn test_chain_subscribe_blocks() {
-        let client = test_client().await;
+        let (client, _) = test_client().await;
         let mut blocks = client.subscribe_blocks().await.unwrap();
         blocks.next().await;
     }
 
     #[async_std::test]
-    #[ignore] // requires locally running substrate node
     async fn test_chain_subscribe_finalized_blocks() {
-        let client = test_client().await;
+        let (client, _) = test_client().await;
         let mut blocks = client.subscribe_finalized_blocks().await.unwrap();
         blocks.next().await;
     }
 
     #[async_std::test]
-    #[ignore] // requires locally running substrate node
     async fn test_create_raw_payload() {
         let signer_pair = Ed25519Keyring::Alice.pair();
         let signer_account_id = Ed25519Keyring::Alice.to_account_id();
         let dest = AccountKeyring::Bob.to_account_id().into();
 
-        let client = test_client().await;
+        let (client, _) = test_client().await;
 
         // create raw payload with AccoundId and sign it
         let raw_payload = client

src/runtimes.rs

@@ -157,6 +157,31 @@ impl Session for DefaultNodeRuntime {
 
 impl Contracts for DefaultNodeRuntime {}
 
+/// Concrete type definitions compatible with the node template.
+///
+/// # Note
+///
+/// Main difference is `type Address = AccountId`.
+/// Also the contracts module is not part of the node template runtime.
+#[derive(Debug, Clone, Eq, PartialEq)]
+pub struct NodeTemplateRuntime;
+
+impl System for NodeTemplateRuntime {
+    type Index = u32;
+    type BlockNumber = u32;
+    type Hash = sp_core::H256;
+    type Hashing = BlakeTwo256;
+    type AccountId = <<MultiSignature as Verify>::Signer as IdentifyAccount>::AccountId;
+    type Address = Self::AccountId;
+    type Header = Header<Self::BlockNumber, BlakeTwo256>;
+    type Extrinsic = OpaqueExtrinsic;
+    type AccountData = AccountData<<Self as Balances>::Balance>;
+}
+
+impl Balances for NodeTemplateRuntime {
+    type Balance = u128;
+}
+
 /// Concrete type definitions compatible with those for kusama, v0.7
 ///
 /// # Note