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BOLT 12 test vectors for offer parsing

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One discrepancy from the spec still needs to be resolved:

https://github.com/lightning/bolts/pull/798/files#r1334851959
This commit is contained in:
Jeffrey Czyz 2023-09-26 15:42:28 -05:00
parent 452a30e746
commit e469492d95
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217
lightning/src/offers/offer.rs
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@ -1509,3 +1509,220 @@ mod tests {
} }
} }
} }
#[cfg(test)]
mod bolt12_tests {
use super::{Bolt12ParseError, Bolt12SemanticError, Offer};
use crate::ln::msgs::DecodeError;
#[test]
fn parses_bech32_encoded_offers() {
let offers = [
// Minimal bolt12 offer
"lno1pgx9getnwss8vetrw3hhyuckyypwa3eyt44h6txtxquqh7lz5djge4afgfjn7k4rgrkuag0jsd5xvxg",
// for testnet
"lno1qgsyxjtl6luzd9t3pr62xr7eemp6awnejusgf6gw45q75vcfqqqqqqq2p32x2um5ypmx2cm5dae8x93pqthvwfzadd7jejes8q9lhc4rvjxd022zv5l44g6qah82ru5rdpnpj",
// for bitcoin (redundant)
"lno1qgsxlc5vp2m0rvmjcxn2y34wv0m5lyc7sdj7zksgn35dvxgqqqqqqqq2p32x2um5ypmx2cm5dae8x93pqthvwfzadd7jejes8q9lhc4rvjxd022zv5l44g6qah82ru5rdpnpj",
// for bitcoin or liquidv1
"lno1qfqpge38tqmzyrdjj3x2qkdr5y80dlfw56ztq6yd9sme995g3gsxqqm0u2xq4dh3kdevrf4zg6hx8a60jv0gxe0ptgyfc6xkryqqqqqqqq9qc4r9wd6zqan9vd6x7unnzcss9mk8y3wkklfvevcrszlmu23kfrxh49px20665dqwmn4p72pksese",
// with metadata
"lno1qsgqqqqqqqqqqqqqqqqqqqqqqqqqqzsv23jhxapqwejkxar0wfe3vggzamrjghtt05kvkvpcp0a79gmy3nt6jsn98ad2xs8de6sl9qmgvcvs",
// with amount
"lno1pqpzwyq2p32x2um5ypmx2cm5dae8x93pqthvwfzadd7jejes8q9lhc4rvjxd022zv5l44g6qah82ru5rdpnpj",
// with currency
"lno1qcp4256ypqpzwyq2p32x2um5ypmx2cm5dae8x93pqthvwfzadd7jejes8q9lhc4rvjxd022zv5l44g6qah82ru5rdpnpj",
// with expiry
"lno1pgx9getnwss8vetrw3hhyucwq3ay997czcss9mk8y3wkklfvevcrszlmu23kfrxh49px20665dqwmn4p72pksese",
// with issuer
"lno1pgx9getnwss8vetrw3hhyucjy358garswvaz7tmzdak8gvfj9ehhyeeqgf85c4p3xgsxjmnyw4ehgunfv4e3vggzamrjghtt05kvkvpcp0a79gmy3nt6jsn98ad2xs8de6sl9qmgvcvs",
// with quantity
"lno1pgx9getnwss8vetrw3hhyuc5qyz3vggzamrjghtt05kvkvpcp0a79gmy3nt6jsn98ad2xs8de6sl9qmgvcvs",
// with unlimited (or unknown) quantity
"lno1pgx9getnwss8vetrw3hhyuc5qqtzzqhwcuj966ma9n9nqwqtl032xeyv6755yeflt235pmww58egx6rxry",
// with single quantity (weird but valid)
"lno1pgx9getnwss8vetrw3hhyuc5qyq3vggzamrjghtt05kvkvpcp0a79gmy3nt6jsn98ad2xs8de6sl9qmgvcvs",
// with feature
"lno1pgx9getnwss8vetrw3hhyucvp5yqqqqqqqqqqqqqqqqqqqqkyypwa3eyt44h6txtxquqh7lz5djge4afgfjn7k4rgrkuag0jsd5xvxg",
// with blinded path via Bob (0x424242...), blinding 020202...
"lno1pgx9getnwss8vetrw3hhyucs5ypjgef743p5fzqq9nqxh0ah7y87rzv3ud0eleps9kl2d5348hq2k8qzqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgqpqqqqqqqqqqqqqqqqqqqqqqqqqqqzqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqqzq3zyg3zyg3zyg3vggzamrjghtt05kvkvpcp0a79gmy3nt6jsn98ad2xs8de6sl9qmgvcvs",
// ... and with second blinded path via Carol (0x434343...), blinding 020202...
"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",
// unknown odd field
"lno1pgx9getnwss8vetrw3hhyuckyypwa3eyt44h6txtxquqh7lz5djge4afgfjn7k4rgrkuag0jsd5xvxfppf5x2mrvdamk7unvvs",
];
for encoded_offer in &offers {
if let Err(e) = encoded_offer.parse::<Offer>() {
panic!("Invalid offer ({:?}): {}", e, encoded_offer);
}
}
}
#[test]
fn fails_parsing_bech32_encoded_offers() {
// Malformed: fields out of order
assert_eq!(
"lno1zcssyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszpgz5znzfgdzs".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::InvalidValue)),
);
// Malformed: unknown even TLV type 78
assert_eq!(
"lno1pgz5znzfgdz3vggzqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpysgr0u2xq4dh3kdevrf4zg6hx8a60jv0gxe0ptgyfc6xkryqqqqqqqq".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::UnknownRequiredFeature)),
);
// Malformed: empty
assert_eq!(
"lno1".parse::<Offer>(),
Err(Bolt12ParseError::InvalidSemantics(Bolt12SemanticError::MissingDescription)),
);
// Malformed: truncated at type
assert_eq!(
"lno1pg".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: truncated in length
assert_eq!(
"lno1pt7s".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: truncated after length
assert_eq!(
"lno1pgpq".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: truncated in description
assert_eq!(
"lno1pgpyz".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: invalid offer_chains length
assert_eq!(
"lno1qgqszzs9g9xyjs69zcssyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqsz".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: truncated currency UTF-8
assert_eq!(
"lno1qcqcqzs9g9xyjs69zcssyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqsz".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: invalid currency UTF-8
assert_eq!(
"lno1qcpgqsg2q4q5cj2rg5tzzqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqg".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: truncated description UTF-8
assert_eq!(
"lno1pgqcq93pqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqy".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::InvalidValue)),
);
// Malformed: invalid description UTF-8
assert_eq!(
"lno1pgpgqsgkyypqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqs".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::InvalidValue)),
);
// Malformed: truncated offer_paths
assert_eq!(
"lno1pgz5znzfgdz3qqgpzcssyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqsz".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: zero num_hops in blinded_path
assert_eq!(
"lno1pgz5znzfgdz3qqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqsqzcssyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqsz".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: truncated onionmsg_hop in blinded_path
assert_eq!(
"lno1pgz5znzfgdz3qqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqspqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqgkyypqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqs".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: bad first_node_id in blinded_path
assert_eq!(
"lno1pgz5znzfgdz3qqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqspqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqgqzcssyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqsz".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: bad blinding in blinded_path
assert_eq!(
"lno1pgz5znzfgdz3qqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcpqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqgqzcssyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqsz".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: bad blinded_node_id in onionmsg_hop
assert_eq!(
"lno1pgz5znzfgdz3qqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqspqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqgqzcssyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqsz".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::ShortRead)),
);
// Malformed: truncated issuer UTF-8
assert_eq!(
"lno1pgz5znzfgdz3yqvqzcssyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqsz".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::InvalidValue)),
);
// Malformed: invalid issuer UTF-8
assert_eq!(
"lno1pgz5znzfgdz3yq5qgytzzqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqg".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::InvalidValue)),
);
// Malformed: invalid offer_node_id
assert_eq!(
"lno1pgz5znzfgdz3vggzqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvpsxqcrqvps".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::InvalidValue)),
);
// Contains type >= 80
assert_eq!(
"lno1pgz5znzfgdz3vggzqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgp9qgr0u2xq4dh3kdevrf4zg6hx8a60jv0gxe0ptgyfc6xkryqqqqqqqq".parse::<Offer>(),
Err(Bolt12ParseError::Decode(DecodeError::InvalidValue)),
);
// TODO: Resolved in spec https://github.com/lightning/bolts/pull/798/files#r1334851959
// Contains unknown feature 22
assert!(
"lno1pgx9getnwss8vetrw3hhyucvqdqqqqqkyypwa3eyt44h6txtxquqh7lz5djge4afgfjn7k4rgrkuag0jsd5xvxg".parse::<Offer>().is_ok()
);
// Missing offer_description
assert_eq!(
"lno1zcss9mk8y3wkklfvevcrszlmu23kfrxh49px20665dqwmn4p72pksese".parse::<Offer>(),
Err(Bolt12ParseError::InvalidSemantics(Bolt12SemanticError::MissingDescription)),
);
// Missing offer_node_id"
assert_eq!(
"lno1pgx9getnwss8vetrw3hhyuc".parse::<Offer>(),
Err(Bolt12ParseError::InvalidSemantics(Bolt12SemanticError::MissingSigningPubkey)),
);
}
}