101 lines
4.2 KiB
C#
101 lines
4.2 KiB
C#
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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/// Vettore di test della specifica BIP84 (mnemonica abandon-about, senza
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/// passphrase). Gli header SLIP-132 della mainnet PLM coincidono con quelli
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/// Bitcoin, quindi zprv/zpub si confrontano direttamente; gli indirizzi si
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/// confrontano sul witness program (chain-independent) + prefisso PLM.
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/// Il path m/84'/0'/0' è volutamente "personalizzato" (coin type 0, non 746):
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/// esercita anche l'import con path custom (§4.2).
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/// </summary>
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public class Bip84Slip132Tests
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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.NativeSegwit,
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ChainProfiles.Mainnet,
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new KeyPath("84'/0'/0'"));
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}
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[Fact]
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public void L_account_serializza_la_zprv_e_la_zpub_del_vettore()
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{
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var account = Account();
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Assert.Equal(
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"zprvAdG4iTXWBoARxkkzNpNh8r6Qag3irQB8PzEMkAFeTRXxHpbF9z4QgEvBRmfvqWvGp42t42nvgGpNgYSJA9iefm1yYNZKEm7z6qUWCroSQnE",
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account.ToSlip132Private());
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Assert.Equal(
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"zpub6rFR7y4Q2AijBEqTUquhVz398htDFrtymD9xYYfG1m4wAcvPhXNfE3EfH1r1ADqtfSdVCToUG868RvUUkgDKf31mGDtKsAYz2oz2AGutZYs",
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account.ToSlip132());
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}
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[Fact]
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public void La_zpub_fa_roundtrip_e_viene_riconosciuta_come_native_segwit()
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{
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var account = Account();
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var encoded = account.ToSlip132();
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Assert.True(Slip132.TryDecodePublic(encoded, ChainProfiles.Mainnet, out var decoded, out var kind));
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Assert.Equal(ScriptKind.NativeSegwit, kind);
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Assert.Equal(account.AccountXpub.ToString(PalladiumNetworks.Mainnet),
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decoded!.ToString(PalladiumNetworks.Mainnet));
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}
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[Fact]
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public void La_zprv_fa_roundtrip_con_riconoscimento_del_tipo()
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{
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var account = Account();
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Assert.True(Slip132.TryDecodePrivate(account.ToSlip132Private(), ChainProfiles.Mainnet,
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out var decoded, out var kind));
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Assert.Equal(ScriptKind.NativeSegwit, kind);
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Assert.Equal(account.ToSlip132Private(),
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Slip132.Encode(decoded!, kind, ChainProfiles.Mainnet));
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}
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[Fact]
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public void Una_xkey_con_header_sconosciuto_viene_rifiutata()
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{
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// xpub Bitcoin valida ma con header Legacy: non è una zpub.
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var account = Account();
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var asXpub = account.AccountXpub.ToString(Network.Main);
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Assert.True(Slip132.TryDecodePublic(asXpub, ChainProfiles.Mainnet, out _, out var kind));
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Assert.Equal(ScriptKind.Legacy, kind); // header xpub → riconosciuto come Legacy
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Assert.False(Slip132.TryDecodePublic("non-base58!!!", ChainProfiles.Mainnet, out _, out _));
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Assert.False(Slip132.TryDecodePrivate(asXpub, ChainProfiles.Mainnet, out _, out _)); // pub ≠ priv
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}
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[Theory]
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[InlineData(false, 0, "0330d54fd0dd420a6e5f8d3624f5f3482cae350f79d5f0753bf5beef9c2d91af3c",
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"bc1qcr8te4kr609gcawutmrza0j4xv80jy8z306fyu")]
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[InlineData(false, 1, null, "bc1qnjg0jd8228aq7egyzacy8cys3knf9xvrerkf9g")]
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[InlineData(true, 0, null, "bc1q8c6fshw2dlwun7ekn9qwf37cu2rn755upcp6el")]
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public void Gli_indirizzi_del_vettore_hanno_lo_stesso_witness_program_su_plm(
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bool isChange, int index, string? expectedPubKeyHex, string bitcoinAddress)
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{
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var account = Account();
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var pubKey = account.GetPublicKey(isChange, index);
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if (expectedPubKeyHex is not null)
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Assert.Equal(expectedPubKeyHex, pubKey.ToHex());
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// Il witness program (hash160 della pubkey) è chain-independent: deve
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// coincidere con quello dell'indirizzo bc1 del vettore ufficiale.
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var bitcoinExpected = (BitcoinWitPubKeyAddress)BitcoinAddress.Create(bitcoinAddress, Network.Main);
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Assert.Equal(bitcoinExpected.Hash, pubKey.WitHash);
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var plmAddress = account.GetAddress(isChange, index);
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Assert.StartsWith("plm1q", plmAddress.ToString());
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Assert.Equal(pubKey.WitHash, ((BitcoinWitPubKeyAddress)plmAddress).Hash);
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}
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}
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