p256 0.13.2

Pure Rust implementation of the NIST P-256 (a.k.a. secp256r1, prime256v1) elliptic curve as defined in SP 800-186, with support for ECDH, ECDSA signing/verification, and general purpose curve arithmetic
Documentation 
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//! Projective arithmetic tests.

#![cfg(all(feature = "arithmetic", feature = "test-vectors"))]

use elliptic_curve::{
    group::{ff::PrimeField, GroupEncoding},
    sec1::{self, ToEncodedPoint},
};
use p256::{
    test_vectors::group::{ADD_TEST_VECTORS, MUL_TEST_VECTORS},
    AffinePoint, ProjectivePoint, Scalar,
};
use primeorder::{impl_projective_arithmetic_tests, Double};

impl_projective_arithmetic_tests!(
    AffinePoint,
    ProjectivePoint,
    Scalar,
    ADD_TEST_VECTORS,
    MUL_TEST_VECTORS
);

#[test]
fn projective_identity_to_bytes() {
    // This is technically an invalid SEC1 encoding, but is preferable to panicking.
    assert_eq!([0; 33], ProjectivePoint::IDENTITY.to_bytes().as_slice());
}