Allow RelaychainDataProvider set_block_number to be used in tests (#8537)

Co-authored-by: Branislav Kontur <[email protected]>
Co-authored-by: cmd[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Bastian Köcher <[email protected]>

Author: 4 people

cumulus/pallets/parachain-system/src/lib.rs

@@ -1847,7 +1847,7 @@ impl<T: Config> BlockNumberProvider for RelaychainDataProvider<T> {
 			.unwrap_or_else(|| Pallet::<T>::last_relay_block_number())
 	}
 
-	#[cfg(feature = "runtime-benchmarks")]
+	#[cfg(any(feature = "std", feature = "runtime-benchmarks", test))]
 	fn set_block_number(block: Self::BlockNumber) {
 		let mut validation_data = ValidationData::<T>::get().unwrap_or_else(||
 			// PersistedValidationData does not impl default in non-std

prdoc/pr_8537.prdoc

@@ -0,0 +1,7 @@
+title: Allow RelaychainDataProvider set_block_number to be used in tests
+doc:
+- audience: Runtime Dev
+  description: "`set_block_number` in the `RelaychainDataProvider` trait can now be used in tests. Previously this was only included with the `runtime-benchmarks` feature."
+crates:
+- name: cumulus-pallet-parachain-system
+  bump: minor