use solana_sdk::hash::Hash; use solana_sdk::signature::{Keypair, KeypairUtil}; use solana_sdk::system_transaction::SystemTransaction; use solana_sdk::transaction::Transaction; pub fn test_tx() -> Transaction { let keypair1 = Keypair::new(); let pubkey1 = keypair1.pubkey(); let zero = Hash::default(); SystemTransaction::new_account(&keypair1, &pubkey1, 42, zero, 0) }