From f44edb62c448d9d5ef1ad072271a49e9aa340073 Mon Sep 17 00:00:00 2001
From: Robert Hambrock <roberthambrock@gmail.com>
Date: Tue, 21 Nov 2023 20:46:07 +0100
Subject: [PATCH] test-runtime: impl MmrApi

---
 polkadot/runtime/test-runtime/src/lib.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/polkadot/runtime/test-runtime/src/lib.rs b/polkadot/runtime/test-runtime/src/lib.rs
index bec34ef4e4db7..7001826e03bf4 100644
--- a/polkadot/runtime/test-runtime/src/lib.rs
+++ b/polkadot/runtime/test-runtime/src/lib.rs
@@ -1019,6 +1019,19 @@ sp_api::impl_runtime_apis! {
 		) -> Result<(), mmr::Error> {
 			Err(mmr::Error::PalletNotIncluded)
 		}
+
+		fn generate_ancestry_proof(
+			_prev_best_block: BlockNumber,
+			_best_known_block_number: Option<BlockNumber>
+		) -> Result<mmr::AncestryProof<Hash>, mmr::Error> {
+			Err(mmr::Error::PalletNotIncluded)
+		}
+
+		fn verify_ancestry_proof(
+			_ancestry_proof: mmr::AncestryProof<Hash>,
+		) -> Result<(), mmr::Error> {
+			Err(mmr::Error::PalletNotIncluded)
+		}
 	}
 
 	impl fg_primitives::GrandpaApi<Block> for Runtime {