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Implemented verify column test

This commit is contained in:
Daniel Sanchez Quiros 2024-04-17 16:11:05 +02:00
parent 9aac511939
commit f925a04463
1 changed files with 42 additions and 0 deletions
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42
nomos-da/kzgrs-backend/src/verifier.rs
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@ -159,3 +159,45 @@ impl DaVerifier {
Some(self.build_attestation(&blob))
}
}
#[cfg(test)]
mod test {
use crate::common::{hash_column_and_commitment, Chunk, Column};
use crate::encoder::{DaEncoder, DaEncoderParams};
use crate::global::{DOMAIN, GLOBAL_PARAMETERS};
use crate::verifier::DaVerifier;
use kzgrs::{
bytes_to_polynomial, commit_polynomial, generate_element_proof, BYTES_PER_FIELD_ELEMENT,
};
#[test]
fn test_verify_column() {
let column: Column = (0..10).map(|i| Chunk(vec![i; 32])).collect();
let (_, column_poly) =
bytes_to_polynomial::<BYTES_PER_FIELD_ELEMENT>(column.as_bytes().as_slice(), *DOMAIN)
.unwrap();
let column_commitment = commit_polynomial(&column_poly, &GLOBAL_PARAMETERS).unwrap();
let (_, aggregated_poly) = bytes_to_polynomial::<
{ DaEncoderParams::MAX_BLS12_381_ENCODING_CHUNK_SIZE },
>(
hash_column_and_commitment::<{ DaEncoderParams::MAX_BLS12_381_ENCODING_CHUNK_SIZE }>(
&column,
&column_commitment,
)
.as_slice(),
*DOMAIN,
)
.unwrap();
let aggregated_commitment =
commit_polynomial(&aggregated_poly, &GLOBAL_PARAMETERS).unwrap();
let column_proof =
generate_element_proof(0, &aggregated_poly, &GLOBAL_PARAMETERS, *DOMAIN).unwrap();
assert!(DaVerifier::verify_column(
&column,
&column_commitment,
&aggregated_commitment,
&column_proof,
0
));
}
}