mirror of https://github.com/lukechilds/bip39.git
Wei Lu
10 years ago
6 changed files with 2176 additions and 67 deletions
@ -1,69 +1,124 @@ |
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var assert = require('assert') |
var assert = require('assert') |
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var wordlist = require('../wordlists/en.json') |
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var vectors = require('./vectors.json').english |
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var BIP39 = require('../index.js') |
var BIP39 = require('../index.js') |
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var bip39 = new BIP39() |
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describe('constructor', function() { |
var wordlists = { |
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it('defaults language to english', function() { |
english: require('../wordlists/en.json'), |
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assert.deepEqual(bip39.wordlist, wordlist) |
custom: require('./wordlist.json') |
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}) |
} |
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}) |
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var vectors = require('./vectors.json') |
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describe('mnemonicToSeed', function() { |
describe('BIP39', function() { |
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vectors.forEach(function(v, i) { |
describe('constructor', function() { |
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it('works for tests vector ' + i, function() { |
it('defaults language to english', function() { |
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assert.equal(bip39.mnemonicToSeed(v[1], 'TREZOR'), v[2]) |
var bip39 = new BIP39() |
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assert.deepEqual(bip39.wordlist, wordlists.english) |
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}) |
}) |
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}) |
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}) |
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describe('entropyToMnemonic', function() { |
it('accepts a custom wordlist', function() { |
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vectors.forEach(function(v, i) { |
var bip39 = new BIP39(wordlists.custom) |
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it('works for tests vector ' + i, function() { |
assert.deepEqual(bip39.wordlist, wordlists.custom) |
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assert.equal(bip39.entropyToMnemonic(v[0]), v[1]) |
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}) |
}) |
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}) |
}) |
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}) |
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describe('generateMnemonic', function() { |
describe('mnemonicToSeed', function() { |
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it('generates a mnemonic', function() { |
this.timeout(20000) |
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var mnemonic = bip39.generateMnemonic(96) |
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var words = mnemonic.split(' ') |
var bip39 |
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beforeEach(function() { |
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bip39 = new BIP39() |
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}) |
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assert.equal(words.length, 9) |
vectors.english.forEach(function(v, i) { |
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it('works for tests vector ' + i, function() { |
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assert.equal(bip39.mnemonicToSeed(v[1], 'TREZOR'), v[2]) |
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}) |
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}) |
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}) |
}) |
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it('allows a custom RNG to be used', function() { |
describe('entropyToMnemonic', function() { |
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var rng = function(size) { |
vectors.english.forEach(function(v, i) { |
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var buffer = new Buffer(size) |
it('works for tests vector ' + i, function() { |
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buffer.fill(4) // guaranteed random
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var bip39 = new BIP39() |
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return buffer |
assert.equal(bip39.entropyToMnemonic(v[0]), v[1]) |
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} |
}) |
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}) |
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var mnemonic = bip39.generateMnemonic(64, rng) |
vectors.custom.forEach(function(v, i) { |
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assert.equal(mnemonic, 'advice cage absurd amount doctor act') |
it('works for custom test vector ' + i, function() { |
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var bip39 = new BIP39(wordlists.custom) |
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assert.equal(bip39.entropyToMnemonic(v[0]), v[1]) |
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}) |
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}) |
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}) |
}) |
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}) |
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describe('validate', function() { |
describe('generateMnemonic', function() { |
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vectors.forEach(function(v, i) { |
it('generates a mnemonic', function() { |
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it('passes check ' + i, function() { |
var bip39 = new BIP39() |
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assert(bip39.validate(v[1])) |
var mnemonic = bip39.generateMnemonic(96) |
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var words = mnemonic.split(' ') |
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assert.equal(words.length, 9) |
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}) |
}) |
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}) |
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it('fails for mnemonics of wrong length', function() { |
it('allows a custom RNG to be used', function() { |
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assert(!bip39.validate('sleep kitten')) |
var rng = function(size) { |
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assert(!bip39.validate('sleep kitten sleep kitten sleep kitten')) |
var buffer = new Buffer(size) |
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}) |
buffer.fill(4) // guaranteed random
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return buffer |
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} |
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var bip39 = new BIP39() |
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it('fails for mnemonics that contains words not from the word list', function() { |
var mnemonic = bip39.generateMnemonic(64, rng) |
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assert(!bip39.validate("turtle front uncle idea crush write shrug there lottery flower risky shell")) |
assert.equal(mnemonic, 'advice cage absurd amount doctor act') |
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}) |
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it('adheres to a custom wordlist', function() { |
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var rng = function(size) { |
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var buffer = new Buffer(size) |
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buffer.fill(4) // guaranteed random
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return buffer |
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} |
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var bip39 = new BIP39(wordlists.custom) |
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var mnemonic = bip39.generateMnemonic(64, rng) |
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assert.equal(mnemonic, 'adv1c3 cag3 ab5urd am0unt d0ct0r act') |
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}) |
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}) |
}) |
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it('fails for mnemonics of invalid checksum', function() { |
describe('validate', function() { |
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assert(!bip39.validate('sleep kitten sleep kitten sleep kitten sleep kitten sleep kitten sleep kitten')) |
vectors.english.forEach(function(v, i) { |
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var bip39 = new BIP39() |
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it('passes check ' + i, function() { |
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assert(bip39.validate(v[1])) |
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}) |
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}) |
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describe('with a custom wordlist', function() { |
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vectors.custom.forEach(function(v, i) { |
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var bip39 = new BIP39(wordlists.custom) |
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it('passes custom check ' + i, function() { |
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assert(bip39.validate(v[1])) |
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}) |
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}) |
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}) |
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it('fails for mnemonics of wrong length', function() { |
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var bip39 = new BIP39() |
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assert(!bip39.validate('sleep kitten')) |
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assert(!bip39.validate('sleep kitten sleep kitten sleep kitten')) |
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}) |
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it('fails for mnemonics that contains words not from the word list', function() { |
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var bip39 = new BIP39() |
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assert(!bip39.validate("turtle front uncle idea crush write shrug there lottery flower risky shell")) |
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}) |
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it('fails for mnemonics of invalid checksum', function() { |
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var bip39 = new BIP39() |
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assert(!bip39.validate('sleep kitten sleep kitten sleep kitten sleep kitten sleep kitten sleep kitten')) |
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}) |
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}) |
}) |
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}) |
}) |
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