Function test_schnorr_with_keys 

pub fn test_schnorr_with_keys<R: RngCore + CryptoRng, C: Curve, H: Hram<C>>(
    rng: &mut R,
    keys: &HashMap<Participant, ThresholdKeys<C>>,
)

Available on crate feature tests only.

Test a basic Schnorr signature with the provided keys.