Companion for Substrate#8472 (#2759)

* Companion for Substrate#8472

https://github.com/paritytech/substrate/pull/8472

* update Substrate

Co-authored-by: parity-processbot <>

node/service/src/grandpa_support.rs

@@ -409,7 +409,7 @@ mod tests {
 			move |n| {
 				for _ in 0..n {
 					let block = client.init_polkadot_block_builder().build().unwrap().block;
-					client.import(BlockOrigin::Own, block).unwrap();
+					futures::executor::block_on(client.import(BlockOrigin::Own, block)).unwrap();
 				}
 			}
 		};

node/test/client/Cargo.toml

@@ -30,3 +30,4 @@ sp-state-machine = { git = "https://github.com/paritytech/substrate", branch = "
 
 [dev-dependencies]
 sp-keyring = { git = "https://github.com/paritytech/substrate", branch = "master" }
+futures = "0.3.12"

node/test/client/src/lib.rs

@@ -94,7 +94,7 @@ mod tests{
 		let block_builder = client.init_polkadot_block_builder();
 		let block = block_builder.build().expect("Finalizes the block").block;
 
-		client.import(BlockOrigin::Own, block).expect("Imports the block");
+		futures::executor::block_on(client.import(BlockOrigin::Own, block)).expect("Imports the block");
 	}
 
 	#[test]
@@ -112,6 +112,6 @@ mod tests{
 
 		let block = block_builder.build().expect("Finalizes the block").block;
 
-		client.import(BlockOrigin::Own, block).expect("Imports the block");
+		futures::executor::block_on(client.import(BlockOrigin::Own, block)).expect("Imports the block");
 	}
 }