hpke-crypto 0.0.1

RFC 9180 Hybrid Public Key Encryption (HPKE) implementation in Rust.
Documentation 
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//! Testing DH implementations
//!
//! TODO: fuzz these tests

use hpke_crypto::{Crypto, HpkeKemId};

#[test_case::test_matrix(
    [
        hpke_crypto::backend::HpkeCryptoAwsLc::new().unwrap(),
        hpke_crypto::backend::HpkeCryptoGraviola::new().unwrap(),
    ],
    [
        hpke_crypto::backend::HpkeCryptoAwsLc::new().unwrap(),
        hpke_crypto::backend::HpkeCryptoGraviola::new().unwrap(),
    ],
    [
        HpkeKemId::DHKEM_X25519_HKDF_SHA256,
        HpkeKemId::DHKEM_P256_HKDF_SHA256,
        HpkeKemId::DHKEM_P384_HKDF_SHA384,
    ]
)]
#[test_case::test_matrix(
    [
        hpke_crypto::backend::HpkeCryptoAwsLc::new().unwrap(),
    ],
    [
        hpke_crypto::backend::HpkeCryptoAwsLc::new().unwrap(),
    ],
    [
        HpkeKemId::DHKEM_P521_HKDF_SHA512,
    ]
)]
fn test_dh(mut backend_1: impl Crypto, mut backend_2: impl Crypto, alg: HpkeKemId) {
    let key_pair_1 = backend_1
        .kem_generate_key_pair(alg)
        .unwrap();
    let key_pair_2 = backend_2
        .kem_generate_key_pair(alg)
        .unwrap();

    let dh1 = backend_1
        .dh(alg, key_pair_1.sk(), key_pair_2.pk())
        .unwrap();
    let dh2 = backend_2
        .dh(alg, key_pair_2.sk(), key_pair_1.pk())
        .unwrap();

    assert_eq!(dh1, dh2);
}