95 lines
2.5 KiB
JavaScript
95 lines
2.5 KiB
JavaScript
var assert = require('assert')
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var crypto = require('../src/crypto')
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var networks = require('../src/networks')
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var BigInteger = require('bigi')
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var ECKey = require('../src/eckey')
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var fixtures = require('./fixtures/eckey.json')
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describe('ECKey', function() {
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describe('constructor', function() {
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it('defaults to compressed', function() {
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var privKey = new ECKey(BigInteger.ONE)
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assert.equal(privKey.pub.compressed, true)
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})
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it('supports the uncompressed flag', function() {
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var privKey = new ECKey(BigInteger.ONE, false)
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assert.equal(privKey.pub.compressed, false)
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})
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fixtures.valid.forEach(function(f) {
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it('calculates the matching pubKey for ' + f.d, function() {
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var d = new BigInteger(f.d)
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var privKey = new ECKey(d)
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assert.equal(privKey.pub.Q.toString(), f.Q.toString())
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})
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})
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fixtures.invalid.constructor.forEach(function(f) {
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it('throws on ' + f.d, function() {
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var d = new BigInteger(f.d)
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assert.throws(function() {
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new ECKey(d)
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}, new RegExp(f.exception))
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})
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})
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})
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describe('fromWIF', function() {
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fixtures.valid.forEach(function(f) {
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f.WIFs.forEach(function(wif) {
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it('imports ' + wif.string + ' correctly', function() {
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var privKey = ECKey.fromWIF(wif.string)
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assert.equal(privKey.d.toString(), f.d)
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assert.equal(privKey.pub.compressed, wif.compressed)
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})
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})
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})
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fixtures.invalid.WIF.forEach(function(f) {
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it('throws on ' + f.string, function() {
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assert.throws(function() {
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ECKey.fromWIF(f.string)
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}, new RegExp(f.exception))
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})
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})
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})
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describe('toWIF', function() {
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fixtures.valid.forEach(function(f) {
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f.WIFs.forEach(function(wif) {
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it('exports ' + wif.string + ' correctly', function() {
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var privKey = ECKey.fromWIF(wif.string)
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var network = networks[wif.network]
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var result = privKey.toWIF(network)
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assert.equal(result, wif.string)
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})
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})
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})
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})
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describe('signing', function() {
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var hash = crypto.sha256('Vires in numeris')
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var priv = ECKey.makeRandom()
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var signature = priv.sign(hash)
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it('should verify against the public key', function() {
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assert(priv.pub.verify(hash, signature))
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})
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it('should not verify against the wrong public key', function() {
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var priv2 = ECKey.makeRandom()
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assert(!priv2.pub.verify(hash, signature))
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})
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})
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})
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