ring/tests/ed25519_tests.rs
2017-05-07 10:21:18 -10:00

90 lines
3.4 KiB
Rust

// Copyright 2015-2017 Brian Smith.
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
extern crate ring;
extern crate untrusted;
use ring::{signature, test};
use signature::Ed25519KeyPair;
/// Test vectors from BoringSSL.
#[test]
fn test_signature_ed25519() {
test::from_file("tests/ed25519_tests.txt", |section, test_case| {
assert_eq!(section, "");
let seed = test_case.consume_bytes("SEED");
assert_eq!(32, seed.len());
let seed = untrusted::Input::from(&seed);
let public_key = test_case.consume_bytes("PUB");
assert_eq!(32, public_key.len());
let public_key = untrusted::Input::from(&public_key);
let msg = test_case.consume_bytes("MESSAGE");
let expected_sig = test_case.consume_bytes("SIG");
{
let key_pair = Ed25519KeyPair::from_seed_and_public_key(
seed, public_key).unwrap();
let actual_sig = key_pair.sign(&msg);
assert_eq!(&expected_sig[..], actual_sig.as_ref());
}
// Test PKCS#8 generation, parsing, and private-to-public calculations.
let rng = test::rand::FixedSliceRandom {
bytes: seed.as_slice_less_safe()
};
let pkcs8 = Ed25519KeyPair::generate_pkcs8(&rng).unwrap();
let key_pair = Ed25519KeyPair::from_pkcs8(
untrusted::Input::from(&pkcs8)).unwrap();
assert_eq!(public_key, key_pair.public_key_bytes());
// Test Signature generation.
let actual_sig = key_pair.sign(&msg);
assert_eq!(&expected_sig[..], actual_sig.as_ref());
// Test Signature verification.
assert!(signature::verify(
&signature::ED25519, public_key, untrusted::Input::from(&msg),
untrusted::Input::from(&expected_sig)).is_ok());
Ok(())
});
}
#[test]
fn test_ed25519_from_seed_and_public_key_misuse() {
const PRIVATE_KEY: &[u8] = include_bytes!("ed25519_test_private_key.bin");
const PUBLIC_KEY: &[u8] = include_bytes!("ed25519_test_public_key.bin");
assert!(Ed25519KeyPair::from_seed_and_public_key(
untrusted::Input::from(PRIVATE_KEY),
untrusted::Input::from(PUBLIC_KEY)).is_ok());
// Truncated private key.
assert!(Ed25519KeyPair::from_seed_and_public_key(
untrusted::Input::from(&PRIVATE_KEY[..31]),
untrusted::Input::from(PUBLIC_KEY)).is_err());
// Truncated public key.
assert!(Ed25519KeyPair::from_seed_and_public_key(
untrusted::Input::from(PRIVATE_KEY),
untrusted::Input::from(&PUBLIC_KEY[..31])).is_err());
// Swapped public and private key.
assert!(Ed25519KeyPair::from_seed_and_public_key(
untrusted::Input::from(PUBLIC_KEY),
untrusted::Input::from(PRIVATE_KEY)).is_err());
}