added functions accountFromSeedWords, extendedKeysFromSeedWords and accountFromExtendedKey to nip06

nip06.test.ts

@@ -1,5 +1,10 @@
 import { test, expect } from 'bun:test'
-import { privateKeyFromSeedWords } from './nip06.ts'
+import {
+  privateKeyFromSeedWords,
+  accountFromSeedWords,
+  extendedKeysFromSeedWords,
+  accountFromExtendedKey
+} from './nip06.ts'
 
 test('generate private key from a mnemonic', async () => {
   const mnemonic = 'zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo wrong'
@@ -26,3 +31,36 @@ test('generate private key for account 1 from a mnemonic and passphrase', async
   const privateKey = privateKeyFromSeedWords(mnemonic, passphrase, 1)
   expect(privateKey).toEqual('2e0f7bd9e3c3ebcdff1a90fb49c913477e7c055eba1a415d571b6a8c714c7135')
 })
+
+test('generate private and public key for account 1 from a mnemonic and passphrase', async () => {
+  const mnemonic = 'zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo wrong'
+  const passphrase = '123'
+  const { privateKey, publicKey } = accountFromSeedWords(mnemonic, passphrase, 1)
+  expect(privateKey).toEqual('2e0f7bd9e3c3ebcdff1a90fb49c913477e7c055eba1a415d571b6a8c714c7135')
+  expect(publicKey).toEqual('13f55f4f01576570ea342eb7d2b611f9dc78f8dc601aeb512011e4e73b90cf0a')
+})
+
+test('generate extended keys from mnemonic', () => {
+  const mnemonic = 'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about'
+  const passphrase = ''
+  const extendedAccountIndex = 0
+  const { privateExtendedKey, publicExtendedKey } = extendedKeysFromSeedWords(mnemonic, passphrase, extendedAccountIndex)
+
+  expect(privateExtendedKey).toBe('xprv9z78fizET65qsCaRr1MSutTSGk1fcKfSt1sBqmuWShtkjRJJ4WCKcSnha6EmgNzFSsyom3MWtydHyPtJtSLZQUtictVQtM2vkPcguh6TQCH')
+  expect(publicExtendedKey).toBe('xpub6D6V5EX8HTe95getx2tTH2QApmrA1nPJFEnneAK813RjcDdSc3WaAF7BRNpTF7o7zXjVm3DD3VMX66jhQ7wLaZ9sS6NzyfiwfzqDZbxvpDN')
+})
+
+test('generate account from extended private key', () => {
+  const xprv = 'xprv9z78fizET65qsCaRr1MSutTSGk1fcKfSt1sBqmuWShtkjRJJ4WCKcSnha6EmgNzFSsyom3MWtydHyPtJtSLZQUtictVQtM2vkPcguh6TQCH'
+  const { privateKey, publicKey } = accountFromExtendedKey(xprv)
+
+  expect(privateKey).toBe('5f29af3b9676180290e77a4efad265c4c2ff28a5302461f73597fda26bb25731')
+  expect(publicKey).toBe('e8bcf3823669444d0b49ad45d65088635d9fd8500a75b5f20b59abefa56a144f')
+})
+
+test('generate account from extended public key', () => {
+  const xpub = 'xpub6D6V5EX8HTe95getx2tTH2QApmrA1nPJFEnneAK813RjcDdSc3WaAF7BRNpTF7o7zXjVm3DD3VMX66jhQ7wLaZ9sS6NzyfiwfzqDZbxvpDN'
+  const { publicKey } = accountFromExtendedKey(xpub)
+
+  expect(publicKey).toBe('e8bcf3823669444d0b49ad45d65088635d9fd8500a75b5f20b59abefa56a144f')
+})