redeem_htlc_with_secret - Bitcoin HTLC - COMIT

rfc003_bitcoin_htlc.rs

#[test]
fn redeem_htlc_with_secret() {
    let _ = pretty_env_logger::try_init();
    let docker = Cli::default();

    let container = docker.run(BitcoinCore::default());
    let client = tc_bitcoincore_client::new(&container);
    client.generate(432).unwrap().unwrap();

    let (txid, vout, input_amount, htlc, _, secret, keypair, _) = fund_htlc(&client);

    assert!(
        htlc.can_be_unlocked_with(secret, keypair).is_ok(),
        "Should be unlockable with the given secret and secret_key"
    );

    let alice_addr: Address = client.get_new_address().unwrap().unwrap().into();

    let fee = BitcoinQuantity::from_satoshi(1000);

    let redeem_tx = PrimedTransaction {
        inputs: vec![PrimedInput::new(
            OutPoint { txid, vout: vout.n },
            input_amount,
            htlc.unlock_with_secret(keypair, &secret),
        )],
        output_address: alice_addr.clone(),
        locktime: 0,
    }
    .sign_with_fee(fee);

    let redeem_tx_hex = serialize_hex(&redeem_tx).unwrap();

    let raw_redeem_tx = rpc::SerializedRawTransaction(redeem_tx_hex);

    let rpc_redeem_txid = client.send_raw_transaction(raw_redeem_tx).unwrap().unwrap();

    client.generate(1).unwrap().unwrap();

    assert!(
        client
            .find_utxo_at_tx_for_address(&rpc_redeem_txid, &alice_addr)
            .is_some(),
        "utxo should exist after redeeming htlc"
    );
}