js-libp2p-crypto/test/util.spec.js
Alex Potsides a0f387aeab
fix: replace node buffers with uint8arrays (#180)
* fix: replace node buffers with uint8arrays

All usage of node buffers have been replaced with uint8arrays.

BREAKING CHANGES:

- Where node Buffers were returned, now Uint8Arrays are

* chore: remove commented code
2020-08-07 16:23:02 +02:00

39 lines
1.1 KiB
JavaScript

/* eslint max-nested-callbacks: ["error", 8] */
/* eslint-env mocha */
'use strict'
const chai = require('chai')
const dirtyChai = require('dirty-chai')
const expect = chai.expect
chai.use(dirtyChai)
require('node-forge/lib/jsbn')
const forge = require('node-forge/lib/forge')
const util = require('../src/util')
describe('Util', () => {
let bn
before(() => {
bn = new forge.jsbn.BigInteger('dead', 16)
})
it('should convert BigInteger to a uint base64url encoded string', () => {
expect(util.bigIntegerToUintBase64url(bn)).to.eql('3q0')
})
it('should convert BigInteger to a uint base64url encoded string with padding', () => {
const bnpad = new forge.jsbn.BigInteger('ff', 16)
expect(util.bigIntegerToUintBase64url(bnpad, 2)).to.eql('AP8')
})
it('should convert base64url encoded string to BigInteger', () => {
const num = util.base64urlToBigInteger('3q0')
expect(num.equals(bn)).to.be.true()
})
it('should convert base64url encoded string to Uint8Array with padding', () => {
const buf = util.base64urlToBuffer('AP8', 2)
expect(Uint8Array.from([0, 255])).to.eql(buf)
})
})