Merge branch 'master' into refund-proof-size-in-message-delivery-tx

modules/messages/src/lib.rs

@@ -2118,4 +2118,12 @@ mod tests {
 		// (shall not happen in practice)
 		assert_eq!(storage(max_entries + 1).extra_proof_size_bytes(), 0);
 	}
+
+	#[test]
+	fn maybe_outbound_lanes_count_returns_correct_value() {
+		assert_eq!(
+			MaybeOutboundLanesCount::<TestRuntime, ()>::get(),
+			Some(mock::ActiveOutboundLanes::get().len() as u32)
+		);
+	}
 }