+++ /dev/null
-use bitcoin::blockdata::transaction::{TxIn, TxOut};
-
-use std::cmp::Ordering;
-
-pub fn sort_outputs<T>(outputs: &mut Vec<(TxOut, T)>) {
- outputs.sort_unstable_by(|a, b| {
- if a.0.value < b.0.value {
- Ordering::Less
- } else if b.0.value < a.0.value {
- Ordering::Greater
- } else if a.0.script_pubkey[..] < b.0.script_pubkey[..] {
- Ordering::Less
- } else if b.0.script_pubkey[..] < a.0.script_pubkey[..] {
- Ordering::Greater
- } else {
- Ordering::Equal
- }
- });
-}
-
-pub fn sort_inputs<T>(inputs: &mut Vec<(TxIn, T)>) {
- inputs.sort_unstable_by(|a, b| {
- if a.0.prev_hash.into_le() < b.0.prev_hash.into_le() {
- Ordering::Less
- } else if b.0.prev_hash.into_le() < a.0.prev_hash.into_le() {
- Ordering::Greater
- } else if a.0.prev_index < b.0.prev_index {
- Ordering::Less
- } else if b.0.prev_index < a.0.prev_index {
- Ordering::Greater
- } else {
- Ordering::Equal
- }
- });
-}
-
-#[cfg(test)]
-mod tests {
- use super::*;
-
- use bitcoin::blockdata::script::{Script, Builder};
- use bitcoin::blockdata::transaction::TxOut;
- use bitcoin::util::hash::Sha256dHash;
-
- use hex::decode;
-
- #[test]
- fn sort_output_by_value() {
- let txout1 = TxOut {
- value: 100,
- script_pubkey: Builder::new().push_int(0).into_script()
- };
- let txout1_ = txout1.clone();
-
- let txout2 = TxOut {
- value: 99,
- script_pubkey: Builder::new().push_int(0).into_script()
- };
- let txout2_ = txout2.clone();
-
- let mut outputs = vec![(txout1, "ignore"), (txout2, "ignore")];
- sort_outputs(&mut outputs);
-
- assert_eq!(
- &outputs,
- &vec![(txout2_, "ignore"), (txout1_, "ignore")]
- );
- }
-
- #[test]
- fn sort_output_by_script_pubkey() {
- let txout1 = TxOut {
- value: 100,
- script_pubkey: Builder::new().push_int(3).into_script(),
- };
- let txout1_ = txout1.clone();
-
- let txout2 = TxOut {
- value: 100,
- script_pubkey: Builder::new().push_int(1).push_int(2).into_script()
- };
- let txout2_ = txout2.clone();
-
- let mut outputs = vec![(txout1, "ignore"), (txout2, "ignore")];
- sort_outputs(&mut outputs);
-
- assert_eq!(
- &outputs,
- &vec![(txout2_, "ignore"), (txout1_, "ignore")]
- );
- }
-
- #[test]
- fn sort_output_by_bip_test() {
- let txout1 = TxOut {
- value: 100000000,
- script_pubkey: script_from_hex("41046a0765b5865641ce08dd39690aade26dfbf5511430ca428a3089261361cef170e3929a68aee3d8d4848b0c5111b0a37b82b86ad559fd2a745b44d8e8d9dfdc0cac")
- };
- let txout1_ = txout1.clone();
-
- // doesn't deserialize cleanly:
- let txout2 = TxOut {
- value: 2400000000,
- script_pubkey: script_from_hex("41044a656f065871a353f216ca26cef8dde2f03e8c16202d2e8ad769f02032cb86a5eb5e56842e92e19141d60a01928f8dd2c875a390f67c1f6c94cfc617c0ea45afac")
- };
- let txout2_ = txout2.clone();
-
- let mut outputs = vec![(txout1, "ignore"), (txout2, "ignore")];
- sort_outputs(&mut outputs);
-
- assert_eq!(&outputs, &vec![(txout1_, "ignore"), (txout2_, "ignore")]);
- }
-
- fn script_from_hex(hex_str: &str) -> Script {
- Script::from(decode(hex_str).unwrap())
- }
-
- macro_rules! bip_txout_tests {
- ($($name:ident: $value:expr,)*) => {
- $(
- #[test]
- fn $name() {
- let expected_raw: Vec<(u64, &str)> = $value;
- let expected: Vec<(TxOut, &str)> = expected_raw.iter()
- .map(|txout_raw| TxOut {
- value: txout_raw.0,
- script_pubkey: script_from_hex(txout_raw.1)
- }).map(|txout| (txout, "ignore"))
- .collect();
-
- let mut outputs = expected.clone();
- outputs.reverse(); // prep it
-
- // actually do the work!
- sort_outputs(&mut outputs);
-
- assert_eq!(outputs, expected);
- }
- )*
- }
- }
-
- const TXOUT1: [(u64, &str); 2] = [
- (400057456, "76a9144a5fba237213a062f6f57978f796390bdcf8d01588ac"),
- (40000000000, "76a9145be32612930b8323add2212a4ec03c1562084f8488ac"),
- ];
- const TXOUT2: [(u64, &str); 2] = [
- (100000000, "41046a0765b5865641ce08dd39690aade26dfbf5511430ca428a3089261361cef170e3929a68aee3d8d4848b0c5111b0a37b82b86ad559fd2a745b44d8e8d9dfdc0cac"),
- (2400000000, "41044a656f065871a353f216ca26cef8dde2f03e8c16202d2e8ad769f02032cb86a5eb5e56842e92e19141d60a01928f8dd2c875a390f67c1f6c94cfc617c0ea45afac"),
- ];
- bip_txout_tests! {
- bip69_txout_test_1: TXOUT1.to_vec(),
- bip69_txout_test_2: TXOUT2.to_vec(),
- }
-
- macro_rules! bip_txin_tests {
- ($($name:ident: $value:expr,)*) => {
- $(
- #[test]
- fn $name() {
- let expected_raw: Vec<(&str, u32)> = $value;
- let expected: Vec<(TxIn, &str)> = expected_raw.iter().map(
- |txin_raw| TxIn {
- prev_hash: Sha256dHash::from_hex(txin_raw.0).unwrap(),
- prev_index: txin_raw.1,
- script_sig: Script::new(),
- sequence: 0,
- witness: vec![]
- }
- ).map(|txin| (txin, "ignore")).collect();
-
- let mut inputs = expected.clone();
- inputs.reverse();
-
- sort_inputs(&mut inputs);
-
- assert_eq!(expected, inputs);
- }
- )*
- }
- }
-
- const TXIN1_BIP69: [(&str, u32); 17] = [
- ("0e53ec5dfb2cb8a71fec32dc9a634a35b7e24799295ddd5278217822e0b31f57", 0),
- ("26aa6e6d8b9e49bb0630aac301db6757c02e3619feb4ee0eea81eb1672947024", 1),
- ("28e0fdd185542f2c6ea19030b0796051e7772b6026dd5ddccd7a2f93b73e6fc2", 0),
- ("381de9b9ae1a94d9c17f6a08ef9d341a5ce29e2e60c36a52d333ff6203e58d5d", 1),
- ("3b8b2f8efceb60ba78ca8bba206a137f14cb5ea4035e761ee204302d46b98de2", 0),
- ("402b2c02411720bf409eff60d05adad684f135838962823f3614cc657dd7bc0a", 1),
- ("54ffff182965ed0957dba1239c27164ace5a73c9b62a660c74b7b7f15ff61e7a", 1),
- ("643e5f4e66373a57251fb173151e838ccd27d279aca882997e005016bb53d5aa", 0),
- ("6c1d56f31b2de4bfc6aaea28396b333102b1f600da9c6d6149e96ca43f1102b1", 1),
- ("7a1de137cbafb5c70405455c49c5104ca3057a1f1243e6563bb9245c9c88c191", 0),
- ("7d037ceb2ee0dc03e82f17be7935d238b35d1deabf953a892a4507bfbeeb3ba4", 1),
- ("a5e899dddb28776ea9ddac0a502316d53a4a3fca607c72f66c470e0412e34086", 0),
- ("b4112b8f900a7ca0c8b0e7c4dfad35c6be5f6be46b3458974988e1cdb2fa61b8", 0),
- ("bafd65e3c7f3f9fdfdc1ddb026131b278c3be1af90a4a6ffa78c4658f9ec0c85", 0),
- ("de0411a1e97484a2804ff1dbde260ac19de841bebad1880c782941aca883b4e9", 1),
- ("f0a130a84912d03c1d284974f563c5949ac13f8342b8112edff52971599e6a45", 0),
- ("f320832a9d2e2452af63154bc687493484a0e7745ebd3aaf9ca19eb80834ad60", 0),
- ];
-
-
- const TXIN2_BIP69: [(&str, u32); 2] = [
- ("35288d269cee1941eaebb2ea85e32b42cdb2b04284a56d8b14dcc3f5c65d6055", 0),
- ("35288d269cee1941eaebb2ea85e32b42cdb2b04284a56d8b14dcc3f5c65d6055", 1),
- ];
- bip_txin_tests! {
- bip69_txin_test_1: TXIN1_BIP69.to_vec(),
- bip69_txin_test_2: TXIN2_BIP69.to_vec(),
- }
-}
projects / rust-lightning / blobdiff