internal async Task <Chain> CreateChainWithGenesisContractAsync()
{
_defaultContractZeroCodeProvider.SetDefaultContractZeroRegistrationByType(null);
var chain = await _kernelTestHelper.CreateChain();
var transaction = BuildDeploySystemSmartContractTransaction(ZeroSmartContractAddressNameProvider.Name,
Codes["AElf.Contracts.Genesis"]);
var block = await _blockchainService.GetBlockByHashAsync(chain.BestChainHash);
block.Body.TransactionIds.Add(transaction.GetHash());
await _blockchainService.AddTransactionsAsync(new[] { transaction });
await MineBlockAsync(block);
return(chain);
}