MemonicTest.cs

using System;
using dotnetstandard_bip39;
using NUnit.Framework;
using Schnorrkel.Keys;
using SubstrateNetApi;
using System.Collections.Generic;
using System.Text;

namespace SubstrateNetApiTests
{
    public class MemonicTest
    {
        private List<string[]> Vectors;

        [SetUp]
        public void Setup()
        {
            Vectors = new List<string[]>()
            {
                new string[] {
                    "abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about",
                    "00000000000000000000000000000000",
                    "44e9d125f037ac1d51f0a7d3649689d422c2af8b1ec8e00d71db4d7bf6d127e33f50c3d5c84fa3e5399c72d6cbbbbc4a49bf76f76d952f479d74655a2ef2d453",
                },
                new string[]{
                    "legal winner thank year wave sausage worth useful legal winner thank yellow",
                    "7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f",
                    "4313249608fe8ac10fd5886c92c4579007272cb77c21551ee5b8d60b780416850f1e26c1f4b8d88ece681cb058ab66d6182bc2ce5a03181f7b74c27576b5c8bf",
                },
                new string[]{
                    "letter advice cage absurd amount doctor acoustic avoid letter advice cage above",
                    "80808080808080808080808080808080",
                    "27f3eb595928c60d5bc91a4d747da40ed236328183046892ed6cd5aa9ae38122acd1183adf09a89839acb1e6eaa7fb563cc958a3f9161248d5a036e0d0af533d",
                },
                new string[]{
                    "zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo wrong",
                    "ffffffffffffffffffffffffffffffff",
                    "227d6256fd4f9ccaf06c45eaa4b2345969640462bbb00c5f51f43cb43418c7a753265f9b1e0c0822c155a9cabc769413ecc14553e135fe140fc50b6722c6b9df",
                },
                new string[]{
                    "abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon agent",
                    "000000000000000000000000000000000000000000000000",
                    "44e9d125f037ac1d51f0a7d3649689d422c2af8b1ec8e00d71db4d7bf6d127e33f50c3d5c84fa3e5399c72d6cbbbbc4a49bf76f76d952f479d74655a2ef2d453",
                },
                new string[]{
                    "legal winner thank year wave sausage worth useful legal winner thank year wave sausage worth useful legal will",
                    "7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f",
                    "cb1d50e14101024a88905a098feb1553d4306d072d7460e167a60ccb3439a6817a0afc59060f45d999ddebc05308714733c9e1e84f30feccddd4ad6f95c8a445",
                },
                new string[]{
                    "letter advice cage absurd amount doctor acoustic avoid letter advice cage absurd amount doctor acoustic avoid letter always",
                    "808080808080808080808080808080808080808080808080",
                    "9ddecf32ce6bee77f867f3c4bb842d1f0151826a145cb4489598fe71ac29e3551b724f01052d1bc3f6d9514d6df6aa6d0291cfdf997a5afdb7b6a614c88ab36a",
                },
                new string[]{
                    "zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo when",
                    "ffffffffffffffffffffffffffffffffffffffffffffffff",
                    "8971cb290e7117c64b63379c97ed3b5c6da488841bd9f95cdc2a5651ac89571e2c64d391d46e2475e8b043911885457cd23e99a28b5a18535fe53294dc8e1693",
                },
                new string[]{
                    "abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon art",
                    "0000000000000000000000000000000000000000000000000000000000000000",
                    "44e9d125f037ac1d51f0a7d3649689d422c2af8b1ec8e00d71db4d7bf6d127e33f50c3d5c84fa3e5399c72d6cbbbbc4a49bf76f76d952f479d74655a2ef2d453",
                },
                new string[]{
                    "legal winner thank year wave sausage worth useful legal winner thank year wave sausage worth useful legal winner thank year wave sausage worth title",
                    "7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f7f",
                    "3037276a5d05fcd7edf51869eb841bdde27c574dae01ac8cfb1ea476f6bea6ef57ab9afe14aea1df8a48f97ae25b37d7c8326e49289efb25af92ba5a25d09ed3",
                },
                new string[]{
                    "letter advice cage absurd amount doctor acoustic avoid letter advice cage absurd amount doctor acoustic avoid letter advice cage absurd amount doctor acoustic bless",
                    "8080808080808080808080808080808080808080808080808080808080808080",
                    "2c9c6144a06ae5a855453d98c3dea470e2a8ffb78179c2e9eb15208ccca7d831c97ddafe844ab933131e6eb895f675ede2f4e39837bb5769d4e2bc11df58ac42",
                },
                new string[]{
                    "zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo vote",
                    "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
                    "047e89ef7739cbfe30da0ad32eb1720d8f62441dd4f139b981b8e2d0bd412ed4eb14b89b5098c49db2301d4e7df4e89c21e53f345138e56a5e7d63fae21c5939",
                },
                new string[]{
                    "ozone drill grab fiber curtain grace pudding thank cruise elder eight picnic",
                    "9e885d952ad362caeb4efe34a8e91bd2",
                    "f4956be6960bc145cdab782e649a5056598fd07cd3f32ceb73421c3da27833241324dc2c8b0a4d847eee457e6d4c5429f5e625ece22abaa6a976e82f1ec5531d",
                },
                new string[]{
                    "gravity machine north sort system female filter attitude volume fold club stay feature office ecology stable narrow fog",
                    "6610b25967cdcca9d59875f5cb50b0ea75433311869e930b",
                    "fbcc5229ade0c0ff018cb7a329c5459f91876e4dde2a97ddf03c832eab7f26124366a543f1485479c31a9db0d421bda82d7e1fe562e57f3533cb1733b001d84d",
                },
                new string[]{
                    "hamster diagram private dutch cause delay private meat slide toddler razor book happy fancy gospel tennis maple dilemma loan word shrug inflict delay length",
                    "68a79eaca2324873eacc50cb9c6eca8cc68ea5d936f98787c60c7ebc74e6ce7c",
                    "7c60c555126c297deddddd59f8cdcdc9e3608944455824dd604897984b5cc369cad749803bb36eb8b786b570c9cdc8db275dbe841486676a6adf389f3be3f076",
                },
                new string[]{
                    "scheme spot photo card baby mountain device kick cradle pact join borrow",
                    "c0ba5a8e914111210f2bd131f3d5e08d",
                    "c12157bf2506526c4bd1b79a056453b071361538e9e2c19c28ba2cfa39b5f23034b974e0164a1e8acd30f5b4c4de7d424fdb52c0116bfc6a965ba8205e6cc121",
                },
                new string[]{
                    "horn tenant knee talent sponsor spell gate clip pulse soap slush warm silver nephew swap uncle crack brave",
                    "6d9be1ee6ebd27a258115aad99b7317b9c8d28b6d76431c3",
                    "23766723e970e6b79dec4d5e4fdd627fd27d1ee026eb898feb9f653af01ad22080c6f306d1061656d01c4fe9a14c05f991d2c7d8af8730780de4f94cd99bd819",
                },
                new string[]{
                    "panda eyebrow bullet gorilla call smoke muffin taste mesh discover soft ostrich alcohol speed nation flash devote level hobby quick inner drive ghost inside",
                    "9f6a2878b2520799a44ef18bc7df394e7061a224d2c33cd015b157d746869863",
                    "f4c83c86617cb014d35cd87d38b5ef1c5d5c3d58a73ab779114438a7b358f457e0462c92bddab5a406fe0e6b97c71905cf19f925f356bc673ceb0e49792f4340",
                },
                new string[]{
                    "cat swing flag economy stadium alone churn speed unique patch report train",
                    "23db8160a31d3e0dca3688ed941adbf3",
                    "719d4d4de0638a1705bf5237262458983da76933e718b2d64eb592c470f3c5d222e345cc795337bb3da393b94375ff4a56cfcd68d5ea25b577ee9384d35f4246",
                },
                new string[]{
                    "light rule cinnamon wrap drastic word pride squirrel upgrade then income fatal apart sustain crack supply proud access",
                    "8197a4a47f0425faeaa69deebc05ca29c0a5b5cc76ceacc0",
                    "7ae1291db32d16457c248567f2b101e62c5549d2a64cd2b7605d503ec876d58707a8d663641e99663bc4f6cc9746f4852e75e7e54de5bc1bd3c299c9a113409e",
                },
                new string[]{
                    "all hour make first leader extend hole alien behind guard gospel lava path output census museum junior mass reopen famous sing advance salt reform",
                    "066dca1a2bb7e8a1db2832148ce9933eea0f3ac9548d793112d9a95c9407efad",
                    "a911a5f4db0940b17ecb79c4dcf9392bf47dd18acaebdd4ef48799909ebb49672947cc15f4ef7e8ef47103a1a91a6732b821bda2c667e5b1d491c54788c69391",
                },
                new string[]{
                    "vessel ladder alter error federal sibling chat ability sun glass valve picture",
                    "f30f8c1da665478f49b001d94c5fc452",
                    "4e2314ca7d9eebac6fe5a05a5a8d3546bc891785414d82207ac987926380411e559c885190d641ff7e686ace8c57db6f6e4333c1081e3d88d7141a74cf339c8f",
                },
                new string[]{
                    "scissors invite lock maple supreme raw rapid void congress muscle digital elegant little brisk hair mango congress clump",
                    "c10ec20dc3cd9f652c7fac2f1230f7a3c828389a14392f05",
                    "7a83851102849edc5d2a3ca9d8044d0d4f00e5c4a292753ed3952e40808593251b0af1dd3c9ed9932d46e8608eb0b928216a6160bd4fc775a6e6fbd493d7c6b2",
                },
                new string[]{
                    "void come effort suffer camp survey warrior heavy shoot primary clutch crush open amazing screen patrol group space point ten exist slush involve unfold",
                    "f585c11aec520db57dd353c69554b21a89b20fb0650966fa0a9d6f74fd989d8f",
                    "938ba18c3f521f19bd4a399c8425b02c716844325b1a65106b9d1593fbafe5e0b85448f523f91c48e331995ff24ae406757cff47d11f240847352b348ff436ed",
                }
            };
        }

        [Test]
        public void SaltEncodingTest()
        {
            byte[] salt = Encoding.ASCII.GetBytes("mnemonic" + "Substrate");
            Assert.AreEqual("6D6E656D6F6E6963537562737472617465", Utils.Bytes2HexString(salt, Utils.HexStringFormat.Pure));
        }

        [Test]
        public void MnemonicSeedAndMiniSecretTest()
        {

            foreach (var vector in Vectors)
            {
                var mnemonic = vector[0];
                var expected_entropy = vector[1];
                var expected_seed = vector[2];

                var entropy = Mnemonic.GetEntropy(mnemonic, BIP39Wordlist.English);
                Assert.AreEqual(expected_entropy, entropy);

                var seed = Mnemonic.SeedFromEntropy(Utils.HexToByteArray(entropy), "Substrate");
                var seedAsHexString = Utils.Bytes2HexString(seed, Utils.HexStringFormat.Pure);
                Assert.AreEqual(expected_seed, seedAsHexString.ToLower());

                var miniSecret = Mnemonic.GetSecretKeyFromMnemonic(mnemonic, "Substrate", BIP39Wordlist.English);
                Assert.AreEqual(expected_seed.Substring(0, 64), Utils.Bytes2HexString(miniSecret, Utils.HexStringFormat.Pure).ToLower());
            }
        }

        [Test]
        public void FailWhenMnemonicIsToShortTest()
        {
            Assert.Throws<Exception>(delegate
                {
                    Mnemonic.SeedFromEntropy(Utils.HexToByteArray("7f7f7f7f7f"), "Substrate");
                });
        }

        [Test]
        public void PBKDF2Sha512GetBytesFailWithInvalidDklen()
        {
            Assert.Throws<ArgumentOutOfRangeException>(delegate
                {
                    Mnemonic.PBKDF2Sha512GetBytes(-1, new byte[] { 1, 2, 3, 4, 5, }, new byte[] { }, 0);
                });
        }

        [Test]
        public void KeyPairTest()
        {
            //sr25519, schnorrkel, without psw or ///Substrate

            var mnemonic = "donor rocket find fan language damp yellow crouch attend meat hybrid pulse";
            var keyPair1 = Mnemonic.GetKeyPairFromMnemonic(mnemonic, "", BIP39Wordlist.English, ExpandMode.Ed25519);
            Assert.AreEqual("5CSFNKvSFchQd7TjuuvPca1RheLAqZfFKiqAM6Fv6us9QhvR", Utils.GetAddressFrom(keyPair1.Public.Key));

            var keyPair2 = Mnemonic.GetKeyPairFromMnemonic(mnemonic, "Substrate", BIP39Wordlist.English, ExpandMode.Ed25519);
            Assert.AreEqual("5FRbTVsuNAXFDq19gSnwihXUDMeEQKfhDnUWgYuUq6jFknVq", Utils.GetAddressFrom(keyPair2.Public.Key));

            Assert.AreEqual(32, keyPair2.Secret.key.GetBytes().Length);
            Assert.AreEqual("0x7CFF5CEAEEAF93EF4675DFCA17FF1383B66DF5141F491309D70A5C1087D3910D", Utils.Bytes2HexString(keyPair2.Secret.key.GetBytes()));
            Assert.AreEqual("0x767B646A4BEAD69074C77B69D142A21978D867357A2227D16370F8A675991011", Utils.Bytes2HexString(keyPair2.Secret.nonce));
            Assert.AreEqual("0x7CFF5CEAEEAF93EF4675DFCA17FF1383B66DF5141F491309D70A5C1087D3910D" +
                              "767B646A4BEAD69074C77B69D142A21978D867357A2227D16370F8A675991011", Utils.Bytes2HexString(keyPair2.Secret.ToBytes()));
            Assert.AreEqual("0x94A34FAF4D464F0404C41EFEAE6C476C21755492F77B5715CE5291CE601A8318", Utils.Bytes2HexString(keyPair2.Public.Key));

            var secret = Mnemonic.GetSecretKeyFromMnemonic(mnemonic, "Substrate", BIP39Wordlist.English);
            Assert.AreEqual("0x9AD12F46F904DA56073948B789F7FD8A5CD1A2E79480A5986DFB7C814E228586", Utils.Bytes2HexString(secret));

            var miniSecret = new MiniSecret(secret, ExpandMode.Ed25519);
            var keyPair3 = miniSecret.GetPair();

            Assert.AreEqual(keyPair2.Public.Key, keyPair3.Public.Key);
            Assert.AreEqual(keyPair2.Secret.ToBytes(), keyPair3.Secret.ToBytes());


        }
    }
}