solana_ed25519_program/
lib.rsuse safecoin_sdk::{
instruction::InstructionError, process_instruction::InvokeContext, pubkey::Pubkey,
};
pub fn process_instruction(
_program_id: &Pubkey,
_data: &[u8],
_invoke_context: &mut dyn InvokeContext,
) -> Result<(), InstructionError> {
Ok(())
}
#[cfg(test)]
pub mod test {
use {
rand::{thread_rng, Rng},
safecoin_sdk::{
ed25519_instruction::new_ed25519_instruction,
feature_set::FeatureSet,
hash::Hash,
signature::{Keypair, Signer},
transaction::Transaction,
},
std::sync::Arc,
};
#[test]
fn test_ed25519() {
solana_logger::setup();
let privkey = ed25519_dalek::Keypair::generate(&mut thread_rng());
let message_arr = b"hello";
let mut instruction = new_ed25519_instruction(&privkey, message_arr);
let mint_keypair = Keypair::new();
let feature_set = Arc::new(FeatureSet::all_enabled());
let tx = Transaction::new_signed_with_payer(
&[instruction.clone()],
Some(&mint_keypair.pubkey()),
&[&mint_keypair],
Hash::default(),
);
assert!(tx.verify_precompiles(&feature_set).is_ok());
let index = thread_rng().gen_range(0, instruction.data.len());
instruction.data[index] = instruction.data[index].wrapping_add(12);
let tx = Transaction::new_signed_with_payer(
&[instruction],
Some(&mint_keypair.pubkey()),
&[&mint_keypair],
Hash::default(),
);
assert!(tx.verify_precompiles(&feature_set).is_err());
}
}