nim-libp2p/tests/testsecp256k1.nim

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2022-07-01 18:19:57 +00:00
# Nim-Libp2p
2023-01-20 14:47:40 +00:00
# Copyright (c) 2023 Status Research & Development GmbH
2022-07-01 18:19:57 +00:00
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
# * MIT license ([LICENSE-MIT](LICENSE-MIT))
# at your option.
# This file may not be copied, modified, or distributed except according to
# those terms.
import unittest2
import ../libp2p/crypto/[crypto, secp]
import nimcrypto/utils
when defined(nimHasUsed): {.used.}
let rng = newRng()
suite "Secp256k1 testing suite":
const TestsCount = 20
test "Private key serialize/deserialize test":
for i in 0..<TestsCount:
var rkey1, rkey2: SkPrivateKey
var skey2 = newSeq[byte](256)
var key = SkPrivateKey.random(rng[])
var skey1 = key.getBytes()
check:
key.toBytes(skey2).expect("bytes len") > 0
check:
rkey1.init(skey1).isOk == true
rkey2.init(skey2).isOk == true
var rkey3 = SkPrivateKey.init(skey1).expect("private key")
var rkey4 = SkPrivateKey.init(skey2).expect("private key")
check:
rkey1 == key
rkey2 == key
rkey3 == key
rkey4 == key
test "Public key serialize/deserialize test":
for i in 0..<TestsCount:
var rkey1, rkey2: SkPublicKey
var skey2 = newSeq[byte](256)
var pair = SkKeyPair.random(rng[])
var skey1 = pair.pubkey.getBytes()
check:
pair.pubkey.toBytes(skey2).expect("bytes len") > 0
rkey1.init(skey1).isOk == true
rkey2.init(skey2).isOk == true
var rkey3 = SkPublicKey.init(skey1).expect("public key")
var rkey4 = SkPublicKey.init(skey2).expect("public key")
check:
rkey1 == pair.pubkey
rkey2 == pair.pubkey
rkey3 == pair.pubkey
rkey4 == pair.pubkey
test "Generate/Sign/Serialize/Deserialize/Verify test":
var message = "message to sign"
for i in 0..<TestsCount:
var kp = SkKeyPair.random(rng[])
var sig = kp.seckey.sign(message)
var sersk = kp.seckey.getBytes()
var serpk = kp.pubkey.getBytes()
var sersig = sig.getBytes()
discard SkPrivateKey.init(sersk).expect("private key")
var pubkey = SkPublicKey.init(serpk).expect("public key")
var csig = SkSignature.init(sersig).expect("signature")
check csig.verify(message, pubkey) == true
var error = csig.getBytes()
error[^1] = not error[^1]
csig = SkSignature.init(error).expect("signature")
check csig.verify(message, pubkey) == false