anchor.diff:      {ok, 200, #{<<"pub_key">> := MinerAddress}} = get_miner_pub_key(),
       {ok, MinerPubkey} = aec_base58c:safe_decode(account_pubkey, MinerAddress),
   
  -    %% Check mempool empty
  -    {ok, []} = rpc(aec_tx_pool, peek, [infinity]),
  -
       % contract_create_tx positive test
       Code = <<"0x600035807f00000000000000000000000000000000000000000000000000000"
   	     "00000000000146200002c57005b6020356200003a9062000043565b6000526020"
  
positive.code:     % oracle_query_tx we first need an actual Oracle on the chain
  
      {ok, 200, #{<<"tx">> := RegisterTx}} = get_oracle_register(RegEncoded),
      sign_and_post_tx(RegisterTx),
  
      % mine blocks to include it
      ct:log("Before oracle registered nonce is ~p", [rpc(aec_next_nonce, pick_for_account, [MinerPubkey])]),
  
negative.code:     {ok, 200, #{<<"tx">> := EncodedUnsignedContractCallComputeTx,
                  <<"tx_hash">> := ContractCallComputeTxHash}} =
          get_contract_call_compute(ComputeCCallEncoded),
      sign_and_post_tx(MinerAddress, EncodedUnsignedContractCallComputeTx),
  
      % mine a block
      aecore_suite_utils:mine_blocks(aecore_suite_utils:node_name(?NODE), 2),
  