Get change_threshold_accounts benchmark working

pallets/staking/src/benchmarking.rs

@@ -201,26 +201,40 @@ benchmarks! {
     let s in 0 .. MAX_SIGNERS as u32;
     let caller: T::AccountId = whitelisted_caller();
     let _bonder: T::AccountId = account("bond", 0, SEED);
+
     let validator_id_res = <T as pallet_session::Config>::ValidatorId::try_from(_bonder.clone()).or(Err(Error::<T>::InvalidValidatorId));
     let validator_id_signers = <T as pallet_session::Config>::ValidatorId::try_from(caller.clone()).or(Err(Error::<T>::InvalidValidatorId)).unwrap();
     let bonder: T::ValidatorId = validator_id_res.expect("Issue converting account id into validator id");
+
     let threshold: T::AccountId = account("threshold", 0, SEED);
+    let new_threshold: T::AccountId = account("new_threshold", 0, SEED);
 
     let x25519_public_key: [u8; 32] = NULL_ARR;
+    let endpoint = vec![20, 20]; // TODO: b"http://localhost:3001";
     let pck = BoundedVec::try_from(MOCK_PCK_DERIVED_FROM_NULL_ARRAY.to_vec()).unwrap();
-    let quote = vec![0];
 
     let validate_also = true;
-    prep_bond_and_validate::<T>(validate_also, caller.clone(), _bonder.clone(), threshold, x25519_public_key.clone());
+    prep_bond_and_validate::<T>(validate_also, caller.clone(), _bonder.clone(), threshold.clone(),
+            x25519_public_key.clone());
+
+    // For quote verification this needs to be the _next_ block, and right now we're at block `0`.
+    let block_number = 1;
+    let quote = prepare_attestation_for_validate::<T>(
+            new_threshold.clone(),
+            x25519_public_key,
+            endpoint.clone().to_vec(),
+            block_number,
+        ).0;
 
     let signers = vec![validator_id_signers.clone(); s as usize];
     Signers::<T>::put(signers.clone());
 
-  }:  _(RawOrigin::Signed(_bonder.clone()), _bonder.clone(), x25519_public_key.clone(), pck, quote)
+  }:  _(RawOrigin::Signed(_bonder.clone()), new_threshold.clone(), x25519_public_key.clone(), pck,
+        quote)
   verify {
     let server_info = ServerInfo {
       endpoint: vec![20, 20],
-      tss_account: _bonder.clone(),
+      tss_account: new_threshold.clone(),
       x25519_public_key: NULL_ARR,
       provisioning_certification_key: MOCK_PCK_DERIVED_FROM_NULL_ARRAY.to_vec().try_into().unwrap(),
     };