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use event::Event;
use transaction::Transaction;
use signature::{KeyPair, KeyPairUtil, PublicKey};
use entry::Entry;
use log::create_entries;
use hash::{hash, Hash};
use ring::rand::SystemRandom;
use untrusted::Input;
#[derive(Serialize, Deserialize, Debug)]
pub struct Mint {
pub pkcs8: Vec<u8>,
pubkey: PublicKey,
pub tokens: i64,
}
impl Mint {
pub fn new(tokens: i64) -> Self {
let rnd = SystemRandom::new();
let pkcs8 = KeyPair::generate_pkcs8(&rnd).unwrap().to_vec();
let keypair = KeyPair::from_pkcs8(Input::from(&pkcs8)).unwrap();
let pubkey = keypair.pubkey();
Mint {
pkcs8,
pubkey,
tokens,
}
}
pub fn seed(&self) -> Hash {
hash(&self.pkcs8)
}
pub fn keypair(&self) -> KeyPair {
KeyPair::from_pkcs8(Input::from(&self.pkcs8)).unwrap()
}
pub fn pubkey(&self) -> PublicKey {
self.pubkey
}
pub fn create_events(&self) -> Vec<Event> {
let keypair = self.keypair();
let tr = Transaction::new(&keypair, self.pubkey(), self.tokens, self.seed());
vec![Event::Tick, Event::Transaction(tr)]
}
pub fn create_entries(&self) -> Vec<Entry> {
create_entries(&self.seed(), self.create_events())
}
}
#[cfg(test)]
mod tests {
use super::*;
use log::verify_slice;
#[test]
fn test_create_events() {
let mut events = Mint::new(100).create_events().into_iter();
assert_eq!(events.next().unwrap(), Event::Tick);
if let Event::Transaction(tr) = events.next().unwrap() {
assert_eq!(tr.from, tr.to);
} else {
assert!(false);
}
assert_eq!(events.next(), None);
}
#[test]
fn test_verify_entries() {
let entries = Mint::new(100).create_entries();
assert!(verify_slice(&entries, &entries[0].id));
}
}