pub fn create_genesis_config_with_leader_ex(
    mint_lamports: u64,
    mint_pubkey: &Pubkey,
    validator_pubkey: &Pubkey,
    validator_vote_account_pubkey: &Pubkey,
    validator_stake_account_pubkey: &Pubkey,
    validator_stake_lamports: u64,
    validator_lamports: u64,
    fee_rate_governor: FeeRateGovernor,
    rent: Rent,
    cluster_type: ClusterType,
    initial_accounts: Vec<(Pubkey, AccountSharedData)>
) -> GenesisConfig