public void TestEd25519()
{
foreach (var sample in DJson.Read(@"..\..\..\Keys\HDKeys\Samples\ed25519.json"))
{
var hdKey = HDKey.FromSeed(Hex.Parse((string)sample.seed))
.Derive((string)sample.path);
Assert.Equal(sample.privateKey, hdKey.Key.GetHex());
Assert.Equal(sample.chainCode, Hex.Convert(hdKey.ChainCode));
Assert.Equal(sample.pubKey, hdKey.PubKey.GetHex());
}
}
public void TestNistp256()
{
foreach (var sample in DJson.Read(@"..\..\..\Keys\HDKeys\Samples\nistp256.json"))
{
var hdKey = HDKey.FromSeed(Hex.Parse((string)sample.seed), ECKind.NistP256)
.Derive((string)sample.path);
Assert.Equal(sample.privateKey, hdKey.Key.GetHex());
Assert.Equal(sample.chainCode, Hex.Convert(hdKey.ChainCode));
Assert.Equal(sample.pubKey, hdKey.PubKey.GetHex());
TestPublicKeyDerivation(sample.path, sample.seed, ECKind.NistP256);
}
}
static void TestPublicKeyDerivation(string path, string seed, ECKind kind = ECKind.Secp256k1)
{
var masterKey = HDKey.FromSeed(Hex.Parse(seed), kind);
var masterPubKey = masterKey.HDPubKey;
foreach (var uind in HDPath.Parse(path))
{
var childKey = masterKey.Derive((int)(uind & 0x7FFFFFFF), (uind & 0x80000000) != 0);
var childPubKey = childKey.HDPubKey;
if ((uind & 0x80000000) == 0)
{
var derivedPubKey = masterPubKey.Derive((int)uind);
Assert.Equal(derivedPubKey.PubKey.GetBase58(), childPubKey.PubKey.GetBase58());
Assert.Equal(Hex.Convert(derivedPubKey.ChainCode), Hex.Convert(childPubKey.ChainCode));
}
masterKey = childKey;
masterPubKey = childPubKey;
}
}
