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Move new_move_many to SystemInstruction

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This commit is contained in:
Greg Fitzgerald
2019-03-26 10:03:12 -06:00
committed by Grimes
parent 9759ac2961
commit df333e8b6e
5 changed files with 52 additions and 75 deletions
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37
sdk/src/system_transaction.rs
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@@ -73,41 +73,4 @@ impl SystemTransaction {
let instructions = vec![move_instruction];
Transaction::new_signed_instructions(&[from_keypair], instructions, recent_blockhash, fee)
}
/// Create and sign new SystemInstruction::Move transaction to many destinations
pub fn new_move_many(
from_keypair: &Keypair,
to_lamports: &[(Pubkey, u64)],
recent_blockhash: Hash,
fee: u64,
) -> Transaction {
let from_pubkey = from_keypair.pubkey();
let instructions: Vec<_> = to_lamports
.iter()
.map(|(pubkey, lamports)| SystemInstruction::new_move(&from_pubkey, pubkey, *lamports))
.collect();
Transaction::new_signed_instructions(&[from_keypair], instructions, recent_blockhash, fee)
}
}
#[cfg(test)]
mod tests {
use super::*;
use crate::signature::KeypairUtil;
#[test]
fn test_move_many() {
let from = Keypair::new();
let t1 = Keypair::new();
let t2 = Keypair::new();
let moves = vec![(t1.pubkey(), 1), (t2.pubkey(), 2)];
let tx = SystemTransaction::new_move_many(&from, &moves, Hash::default(), 0);
assert_eq!(tx.account_keys[0], from.pubkey());
assert_eq!(tx.account_keys[1], t1.pubkey());
assert_eq!(tx.account_keys[2], t2.pubkey());
assert_eq!(tx.instructions.len(), 2);
assert_eq!(tx.instructions[0].accounts, vec![0, 1]);
assert_eq!(tx.instructions[1].accounts, vec![0, 2]);
}
}