xahau.js/packages/ripple-keypairs/test/codec.test.ts

import assert from 'assert'
import * as api from 'ripple-address-codec'

function toHex(bytes) {
  return Buffer.from(bytes).toString('hex').toUpperCase()
}

function toBytes(hex) {
  return Buffer.from(hex, 'hex').toJSON().data
}

describe('ripple-address-codec', function () {
  function makeTest(type, base58, hex) {
    it(`can translate between ${hex} and ${base58} (encode ${type})`, () => {
      const actual = api[`encode${type}`](toBytes(hex))
      assert.equal(actual, base58)
    })
    it(`can translate between ${base58} and ${hex} (decode ${type})`, () => {
      const buf = api[`decode${type}`](base58)
      assert.equal(toHex(buf), hex)
    })
  }

  makeTest(
    'AccountID',
    'rJrRMgiRgrU6hDF4pgu5DXQdWyPbY35ErN',
    'BA8E78626EE42C41B46D46C3048DF3A1C3C87072',
  )

  makeTest(
    'NodePublic',
    'n9MXXueo837zYH36DvMc13BwHcqtfAWNJY5czWVbp7uYTj7x17TH',
    '0388E5BA87A000CB807240DF8C848EB0B5FFA5C8E5A521BC8E105C0F0A44217828',
  )

  it('can decode arbitrary seeds', () => {
    const decoded = api.decodeSeed('sEdTM1uX8pu2do5XvTnutH6HsouMaM2')
    assert.equal(toHex(decoded.bytes), '4C3A1D213FBDFB14C7C28D609469B341')
    assert.equal(decoded.type, 'ed25519')

    const decoded2 = api.decodeSeed('sn259rEFXrQrWyx3Q7XneWcwV6dfL')
    assert.equal(toHex(decoded2.bytes), 'CF2DE378FBDD7E2EE87D486DFB5A7BFF')
    assert.equal(decoded2.type, 'secp256k1')
  })

  it('can pass a type as second arg to encodeSeed', () => {
    const edSeed = 'sEdTM1uX8pu2do5XvTnutH6HsouMaM2'
    const decoded = api.decodeSeed(edSeed)
    assert.equal(toHex(decoded.bytes), '4C3A1D213FBDFB14C7C28D609469B341')
    assert.equal(decoded.type, 'ed25519')
    if (decoded.type === null) {
      assert.fail('decoded.type should not be null')
    }
    assert.equal(api.encodeSeed(decoded.bytes, decoded.type), edSeed)
  })
})

export {}