event.test.js

/* eslint-env jest */

const {
  validateEvent,
  verifySignature,
  signEvent,
  getPublicKey
} = require('./lib/nostr.cjs')

const event = {
  id: 'd7dd5eb3ab747e16f8d0212d53032ea2a7cadef53837e5a6c66d42849fcb9027',
  kind: 1,
  pubkey: '22a12a128a3be27cd7fb250cbe796e692896398dc1440ae3fa567812c8107c1c',
  created_at: 1670869179,
  content:
    'NOSTR "WINE-ACCOUNT" WITH HARVEST DATE STAMPED\n\n\n"The older the wine, the greater its reputation"\n\n\n22a12a128a3be27cd7fb250cbe796e692896398dc1440ae3fa567812c8107c1c\n\n\nNWA 2022-12-12\nAA',
  tags: [['client', 'astral']],
  sig: 'f110e4fdf67835fb07abc72469933c40bdc7334615610cade9554bf00945a1cebf84f8d079ec325d26fefd76fe51cb589bdbe208ac9cdbd63351ddad24a57559'
}

const unsigned = {
  created_at: 1671217411,
  kind: 0,
  tags: [],
  content:
    '{"name":"fiatjaf","about":"buy my merch at fiatjaf store","picture":"https://fiatjaf.com/static/favicon.jpg","nip05":"_@fiatjaf.com"}'
}

const privateKey =
  '5c6c25b7ef18d8633e97512159954e1aa22809c6b763e94b9f91071836d00217'

test('validate event', () => {
  expect(validateEvent(event)).toBeTruthy()
})

test('check signature', async () => {
  expect(verifySignature(event)).toBeTruthy()
})

test('sign event', async () => {
  let pubkey = getPublicKey(privateKey)
  let authored = {...unsigned, pubkey}

  let sig = signEvent(authored, privateKey)
  let signed = {...authored, sig}

  expect(verifySignature(signed)).toBeTruthy()
})