zec
/
orchard
mirror of https://github.com/zcash/orchard.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

sinsemilla::tests: Witness and constrain expected result of commit.

This commit is contained in:
therealyingtong 2021-07-09 13:33:57 +08:00
parent 8ce0725043
commit a17a9301d7
1 changed files with 39 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

51
src/circuit/gadget/sinsemilla.rs
View File

@ -401,7 +401,7 @@ mod tests {
chip::{EccChip, EccConfig},
Point,
},
constants::MERKLE_CRH_PERSONALIZATION,
constants::{COMMIT_IVK_PERSONALIZATION, MERKLE_CRH_PERSONALIZATION},
primitives::sinsemilla::{self, K},
};
@ -579,20 +579,47 @@ mod tests {
{
let chip2 = SinsemillaChip::construct(config.2);
let commit_ivk =
CommitDomain::new(chip2.clone(), ecc_chip, &SinsemillaCommitDomains::CommitIvk);
let r = Some(pallas::Scalar::rand());
let commit_ivk = CommitDomain::new(
chip2.clone(),
ecc_chip.clone(),
&SinsemillaCommitDomains::CommitIvk,
);
let r_val = pallas::Scalar::rand();
let message: Vec<Option<bool>> =
(0..500).map(|_| Some(rand::random::<bool>())).collect();
let message = Message::from_bitstring(
chip2,
layouter.namespace(|| "witness message"),
message,
)?;
commit_ivk.commit(layouter.namespace(|| "commit"), message, r)?;
}
Ok(())
let result = {
let message = Message::from_bitstring(
chip2,
layouter.namespace(|| "witness message"),
message.clone(),
)?;
commit_ivk.commit(layouter.namespace(|| "commit"), message, Some(r_val))?
};
// Witness expected result.
let expected_result = {
let message: Option<Vec<bool>> = message.into_iter().collect();
let expected_result = if let Some(message) = message {
let domain = sinsemilla::CommitDomain::new(COMMIT_IVK_PERSONALIZATION);
let point = domain.commit(message.into_iter(), &r_val).unwrap();
Some(point.to_affine())
} else {
None
};
Point::new(
ecc_chip,
layouter.namespace(|| "Witness expected result"),
expected_result,
)?
};
result.constrain_equal(
layouter.namespace(|| "result == expected result"),
&expected_result,
)
}
}
}