xahau.js/packages/ripple-binary-codec/test/binary-json.test.js

const fixtures = require('./fixtures/codec-fixtures.json')
const { decode, encode, decodeLedgerData } = require('../dist')

function json (object) {
  return JSON.stringify(object)
}

function truncateForDisplay (longStr) {
  return longStr.slice(0, 10) + '...' + longStr.slice(-10)
}

describe('ripple-binary-codec', function () {
  function makeSuite (name, entries) {
    describe(name, function () {
      entries.forEach((t, testN) => {
        // eslint-disable-next-line max-len
        test(`${name}[${testN}] can encode ${truncateForDisplay(json(t.json))} to ${truncateForDisplay(t.binary)}`,
          () => {
            expect(encode(t.json)).toEqual(t.binary)
          })
        // eslint-disable-next-line max-len
        test(`${name}[${testN}] can decode ${truncateForDisplay(t.binary)} to ${truncateForDisplay(json(t.json))}`,
          () => {
            const decoded = decode(t.binary)
            expect(decoded).toEqual(t.json)
          })
      })
    })
  }
  makeSuite('transactions', fixtures.transactions)
  makeSuite('accountState', fixtures.accountState)

  describe('ledgerData', function () {
    if (fixtures.ledgerData) {
      fixtures.ledgerData.forEach((t, testN) => {
        test(`ledgerData[${testN}] can decode ${t.binary} to ${json(t.json)}`,
          () => {
            const decoded = decodeLedgerData(t.binary)
            expect(t.json).toEqual(decoded)
          })
      })
    }
  })
})