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This commit is contained in:
Nicholas Ward 2021-11-01 17:53:01 -07:00
parent a5f21de0be
commit f11fe2a928
1 changed files with 10 additions and 4 deletions
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14
src/curve/secp256k1_curve.rs
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@ -67,15 +67,21 @@ mod tests {
#[test]
fn test_g1_multiplication() {
let lhs = Secp256K1Scalar::from_biguint(
BigUint::from_slice(&[1111, 2222, 3333, 4444, 5555, 6666, 7777, 8888])
let lhs = Secp256K1Scalar::from_biguint(BigUint::from_slice(&[
1111, 2222, 3333, 4444, 5555, 6666, 7777, 8888,
]));
assert_eq!(
Secp256K1::convert(lhs) * Secp256K1::GENERATOR_PROJECTIVE,
mul_naive(lhs, Secp256K1::GENERATOR_PROJECTIVE)
);
assert_eq!(Secp256K1::convert(lhs) * Secp256K1::GENERATOR_PROJECTIVE, mul_naive(lhs, Secp256K1::GENERATOR_PROJECTIVE));
}
/// A simple, somewhat inefficient implementation of multiplication which is used as a reference
/// for correctness.
fn mul_naive(lhs: Secp256K1Scalar, rhs: ProjectivePoint<Secp256K1>) -> ProjectivePoint<Secp256K1> {
fn mul_naive(
lhs: Secp256K1Scalar,
rhs: ProjectivePoint<Secp256K1>,
) -> ProjectivePoint<Secp256K1> {
let mut g = rhs;
let mut sum = ProjectivePoint::ZERO;
for limb in lhs.to_biguint().to_u64_digits().iter() {