90 lines
3.5 KiB
C#
90 lines
3.5 KiB
C#
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using NBitcoin;
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using PalladiumWallet.Core.Chain;
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using PalladiumWallet.Core.Crypto;
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namespace PalladiumWallet.Tests.Crypto;
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/// <summary>
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/// Vettori di test BIP86 (mnemonica abandon-about, senza passphrase).
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/// La chiave pubblica tweakizzata (output key, 32 byte x-only) è chain-independent:
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/// viene verificata contro i vettori ufficiali Bitcoin, poi si controlla che
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/// l'indirizzo PLM abbia il prefisso plm1p (witness v1, bech32m).
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/// Il path m/86'/0'/0' usa coin_type=0 (non 746) per aderire ai vettori BIP86.
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/// </summary>
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public class Bip86TaprootTests
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{
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private static HdAccount Account()
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{
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Assert.True(Bip39.TryParse(
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"abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about",
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out var mnemonic));
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return HdAccount.FromSeed(
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Bip39.ToSeed(mnemonic!),
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ScriptKind.Taproot,
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ChainProfiles.Mainnet,
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new KeyPath("86'/0'/0'"));
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}
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[Fact]
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public void Il_derivation_path_di_un_account_taproot_usa_purpose_86()
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{
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var path = DerivationPaths.AccountPath(ScriptKind.Taproot, ChainProfiles.Mainnet, 0);
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Assert.Equal($"86'/{ChainProfiles.Mainnet.Bip44CoinType}'/0'", path.ToString());
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}
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[Fact]
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public void Gli_indirizzi_plm_taproot_iniziano_con_plm1p()
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{
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var account = Account();
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var addr0 = account.GetReceiveAddress(0).ToString();
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var addr1 = account.GetReceiveAddress(1).ToString();
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var change0 = account.GetChangeAddress(0).ToString();
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Assert.StartsWith("plm1p", addr0);
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Assert.StartsWith("plm1p", addr1);
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Assert.StartsWith("plm1p", change0);
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}
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/// <summary>
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/// L'output key (chiave tweakizzata x-only, 32 byte) è identica al vettore BIP86
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/// indipendentemente dalla rete: la rete cambia solo HRP e checksum, non il programma.
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/// Indirizzi Bitcoin da https://github.com/bitcoin/bips/blob/master/bip-0086.mediawiki
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/// </summary>
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[Theory]
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[InlineData(false, 0, "bc1p5cyxnuxmeuwuvkwfem96lqzszd02n6xdcjrs20cac6yqjjwudpxqkedrcr")]
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[InlineData(false, 1, "bc1p4qhjn9zdvkux4e44uhx8tc55attvtyu358kutcqkudyccelu0was9fqzwh")]
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[InlineData(true, 0, "bc1p3qkhfews2uk44qtvauqyr2ttdsw7svhkl9nkm9s9c3x4ax5h60wqwruhk7")]
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public void L_output_key_coincide_col_vettore_bip86(
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bool isChange, int index, string bitcoinAddress)
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{
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var account = Account();
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var plmAddr = account.GetAddress(isChange, index);
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// Il witness program (output key tweakizzata) è chain-independent
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var btcAddr = (TaprootAddress)BitcoinAddress.Create(bitcoinAddress, Network.Main);
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var plmTaproot = (TaprootAddress)plmAddr;
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Assert.Equal(btcAddr.PubKey, plmTaproot.PubKey);
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}
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[Fact]
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public void Il_wallet_taproot_e_watch_only_se_creato_da_xpub()
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{
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var full = Account();
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var watchOnly = HdAccount.FromAccountXpub(
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full.AccountXpub, ScriptKind.Taproot, ChainProfiles.Mainnet);
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Assert.True(watchOnly.IsWatchOnly);
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Assert.Equal(
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full.GetReceiveAddress(0).ToString(),
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watchOnly.GetReceiveAddress(0).ToString());
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}
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[Fact]
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public void I_tipi_multisig_lanciano_not_supported()
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{
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Assert.Throws<NotSupportedException>(
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() => DerivationPaths.ScriptPubKeyTypeFor(ScriptKind.WrappedSegwitMultisig));
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Assert.Throws<NotSupportedException>(
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() => DerivationPaths.ScriptPubKeyTypeFor(ScriptKind.NativeSegwitMultisig));
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}
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}
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