//Keypair public MnemonicKeyPair GenerateMasterMnemonicKeyPair(string mnemonicSeedPassword) => MnemonicKeyPair.Generate(mnemonicSeedPassword, Configuration.EntropySizeInByte);
public void MnemonicTest()
{
MnemonicKeyPair generatedKeyPair = client.GenerateMasterMnemonicKeyPair(DefaultPassword);
MnemonicKeyPair restoredKeyPairWithSamePWD = MnemonicKeyPair.RecoverMnemonicKeyPair(generatedKeyPair.MnemonicSeedWords, DefaultPassword);
MnemonicKeyPair restoredKeyPairWithoutPWD = MnemonicKeyPair.RecoverMnemonicKeyPair(generatedKeyPair.MnemonicSeedWords, null);
// mnemonic keypair recovered from word seed list is same
Assert.AreEqual(Hex.ToHexString(generatedKeyPair.PrivateKey), Hex.ToHexString(restoredKeyPairWithSamePWD.PrivateKey));
// mnemonic keypair recovered from word seed list without password is not same
Assert.AreNotEqual(Hex.ToHexString(generatedKeyPair.PrivateKey), Hex.ToHexString(restoredKeyPairWithoutPWD.PrivateKey));
// mnemonic keypair cannot be generated due to small entropy
Configuration cfg = GetNewConfiguration();
cfg.EntropySizeInByte = 2;
FlatClient cl = new FlatClient(cfg);
Assert.ThrowsException <AException>(() => cl.GenerateMasterMnemonicKeyPair(null));
// default vector recover test
List <string> mnemonic = new List <string>
{
"abandon",
"abandon",
"abandon",
"abandon",
"abandon",
"abandon",
"abandon",
"abandon",
"abandon",
"abandon",
"abandon",
"about"
};
string privateKeyAsHex = "61ae3ed32d9c82749be2f4bf122ea01de434705de3662ed416394df9be045ea9d8607b3a21a3d35529c0f4f60c7f3ddc782ce928d73dae02b0aad92ba38bd94f";
string publicKeyAsHex = "ak_2eJ4Jk8F9yc1Hn4icG2apyExwrXcxZZADYLGDiMkyfoSpPSEM3";
MnemonicKeyPair restoredDefault = MnemonicKeyPair.RecoverMnemonicKeyPair(mnemonic, DefaultPassword);
BaseKeyPair restoredBaseKeyPair = Encoding.CreateBaseKeyPair(restoredDefault.ToRawKeyPair());
Assert.AreEqual(publicKeyAsHex, restoredBaseKeyPair.PublicKey);
Assert.AreEqual(privateKeyAsHex, restoredBaseKeyPair.PrivateKey);
// hd derivation keys restore test
mnemonic = new List <string>
{
"legal",
"winner",
"thank",
"year",
"wave",
"sausage",
"worth",
"useful",
"legal",
"winner",
"thank",
"yellow"
};
MnemonicKeyPair master = MnemonicKeyPair.RecoverMnemonicKeyPair(mnemonic, DefaultPassword);
MnemonicKeyPair masterNoPWD = MnemonicKeyPair.RecoverMnemonicKeyPair(mnemonic, "");
Dictionary <string, string> derivedKeys = File.ReadAllLines(Path.Combine(ResourcePath, "derivedKeys.properties")).Select(a => a.Split('=')).ToDictionary(a => a[0], a => a[1]);
/**
* make sure every that derived keys can be restored and that the hardened
* keys differ
*/
for (int i = 0; i < 20; i++)
{
// derive different keys
BaseKeyPair generatedDerivedKey = Encoding.CreateBaseKeyPair(master.DerivedKey(true).ToRawKeyPair());
BaseKeyPair notHardendedKey = Encoding.CreateBaseKeyPair(master.DerivedKey(false).ToRawKeyPair());
BaseKeyPair generatedDerivedKeyNoPwd = Encoding.CreateBaseKeyPair(masterNoPWD.DerivedKey(true).ToRawKeyPair());
BaseKeyPair generatedDerivedKeyWithCustomPath = Encoding.CreateBaseKeyPair(master.DerivedKey(true, "4711'/4712'").ToRawKeyPair());
// assert that the generated keys are the same
Assert.AreEqual(derivedKeys[generatedDerivedKey.PublicKey], generatedDerivedKey.PrivateKey);
// make sure, not hardended keys differ
Assert.ThrowsException <KeyNotFoundException>(() => derivedKeys[notHardendedKey.PublicKey]);
// make sure, keys derived from master with same mnemonics but different pwd
// are different
Assert.ThrowsException <KeyNotFoundException>(() => derivedKeys[generatedDerivedKeyNoPwd.PublicKey]);
// make sure, keys from other derivation path differ
Assert.ThrowsException <KeyNotFoundException>(() => derivedKeys[generatedDerivedKeyWithCustomPath.PublicKey]);
}
// hd derivation keys not possible from derived key test"
mnemonic = new List <string>
{
"letter",
"advice",
"cage",
"absurd",
"amount",
"doctor",
"acoustic",
"avoid",
"letter",
"advice",
"cage",
"above"
};
master = MnemonicKeyPair.RecoverMnemonicKeyPair(mnemonic, DefaultPassword);
MnemonicKeyPair generatedDerivedKey2 = master.DerivedKey(true);
Assert.ThrowsException <AException>(() => generatedDerivedKey2.DerivedKey(true), "Given mnemonicKeyPair object does not contain the master key");
}
