)
  .rpc_server(&rpc_server)
  .run_and_deserialize_output::<Output>();

  let tx = &rpc_server.mempool()[0];
  let mut fee = 0;
  for input in &tx.input {
    fee += rpc_server
      .get_utxo_amount(&input.previous_output)
      .unwrap()
      .to_sat();
  }
  for output in &tx.output {
    fee -= output.value;
  }

  let fee_rate = fee as f64 / tx.vsize() as f64;

  assert!(f64::abs(fee_rate - 13.3) < 0.1);

  assert_eq!(
    output.transaction,
    "0000000000000000000000000000000000000000000000000000000000000000"
      .parse()
      .unwrap()
  );

  assert_eq!(
    rpc_server.sent(),
    &[Sent {
      amount: 1.0,
      address: "bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4"
        .parse::<Address<NetworkUnchecked>>()
        .unwrap()
        .assume_checked(),
      locked: Vec::new(),
    }]
  );
}

#[test]
fn send_btc_locks_inscriptions() {
  let rpc_server = test_bitcoincore_rpc::spawn();
  create_wallet(&rpc_server);

  rpc_server.mine_blocks(1);

  let (_, reveal) = inscribe(&rpc_server);

  let output =