bip39/test/index.js

50 lines
1.4 KiB
JavaScript

var vectors = require('./vectors.json').english
var BIP39 = require('../index.js')
var wordlist = require('../wordlists/en.json')
var assert = require('assert')
var bip39 = new BIP39()
describe('constructor', function(){
it('defaults language to english', function(){
assert.deepEqual(bip39.wordlist, wordlist)
})
})
describe('mnemonicToSeed', function(){
vectors.forEach(function(v, i){
it('works for tests vector ' + i, function(){
assert.equal(bip39.mnemonicToSeed(v[1], 'TREZOR'), v[2])
})
})
})
describe('entropyToMnemonic', function(){
vectors.forEach(function(v, i){
it('works for tests vector ' + i, function(){
assert.equal(bip39.entropyToMnemonic(v[0]), v[1])
})
})
})
describe('validate', function(){
vectors.forEach(function(v, i){
it('passes check ' + i, function(){
assert(bip39.validate(v[1]))
})
})
it('fails for mnemonics of wrong length', function(){
assert(!bip39.validate('sleep kitten'))
assert(!bip39.validate('sleep kitten sleep kitten sleep kitten'))
})
it('fails for mnemonics that contains words not from the word list', function(){
assert(!bip39.validate("turtle front uncle idea crush write shrug there lottery flower risky shell"))
})
it('fails for mnemonics of invalid checksum', function(){
assert(!bip39.validate('sleep kitten sleep kitten sleep kitten sleep kitten sleep kitten sleep kitten'))
})
})