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rust-secp256k1
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Add tests for trailing bytes during deserilization

This commit is contained in:
Tim Ruffing 2017-07-21 22:21:37 +02:00
parent 76d160344b
commit b1d8b09f25
1 changed files with 21 additions and 0 deletions
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21
src/key.rs
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@ -520,6 +520,27 @@ mod test {
let mut json = json::de::Deserializer::from_str(zero32);
assert!(<SecretKey as Deserialize>::deserialize(&mut json).is_ok());
let zero33 = "[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]";
let mut json = json::de::Deserializer::from_str(zero33);
assert!(<PublicKey as Deserialize>::deserialize(&mut json).is_err());
let mut json = json::de::Deserializer::from_str(zero33);
assert!(<SecretKey as Deserialize>::deserialize(&mut json).is_err());
let trailing66 = "[4,149,16,196,140,38,92,239,179,65,59,224,230,183,91,238,240,46,186,252,
175,102,52,249,98,178,123,72,50,171,196,254,236,1,189,143,242,227,16,87,
247,183,162,68,237,140,92,205,151,129,166,58,111,96,123,64,180,147,51,12,
209,89,236,213,206,17]";
let mut json = json::de::Deserializer::from_str(trailing66);
assert!(<PublicKey as Deserialize>::deserialize(&mut json).is_err());
// The first 65 bytes of trailing66 are valid
let valid65 = "[4,149,16,196,140,38,92,239,179,65,59,224,230,183,91,238,240,46,186,252,
175,102,52,249,98,178,123,72,50,171,196,254,236,1,189,143,242,227,16,87,
247,183,162,68,237,140,92,205,151,129,166,58,111,96,123,64,180,147,51,12,
209,89,236,213,206]";
let mut json = json::de::Deserializer::from_str(valid65);
assert!(<PublicKey as Deserialize>::deserialize(&mut json).is_ok());
// All zeroes pk is invalid
let zero65 = "[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]";
let mut json = json::de::Deserializer::from_str(zero65);