LBRYCommunity/bitcoinjs-lib
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rm ECSignature, add script.signature instead

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This commit is contained in:
Daniel Cousens 2016-10-13 23:45:08 +11:00
parent 77e317d618
commit c58ada362e
14 changed files with 335 additions and 149 deletions

31
test/ecdsa.js
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@ -2,17 +2,31 @@
var assert = require('assert')
var bcrypto = require('../src/crypto')
var bscript = require('../src/script')
var ecdsa = require('../src/ecdsa')
var hoodwink = require('hoodwink')
var BigInteger = require('bigi')
var ECSignature = require('../src/ecsignature')
var curve = ecdsa.__curve
var fixtures = require('./fixtures/ecdsa.json')
describe('ecdsa', function () {
function fromRaw (signature) {
return {
r: new BigInteger(signature.r, 16),
s: new BigInteger(signature.s, 16)
}
}
function toRaw (signature) {
return {
r: signature.r.toHex(),
s: signature.s.toHex()
}
}
describe('deterministicGenerateK', function () {
function checkSig () {
return true
@ -80,9 +94,9 @@ describe('ecdsa', function () {
it('produces a deterministic signature for "' + f.message + '"', function () {
var d = BigInteger.fromHex(f.d)
var hash = bcrypto.sha256(f.message)
var signature = ecdsa.sign(hash, d).toDER()
var signature = ecdsa.sign(hash, d)
assert.strictEqual(signature.toString('hex'), f.signature)
assert.deepEqual(toRaw(signature), f.signature)
})
})
@ -101,7 +115,7 @@ describe('ecdsa', function () {
it('verifies a valid signature for "' + f.message + '"', function () {
var d = BigInteger.fromHex(f.d)
var H = bcrypto.sha256(f.message)
var signature = ECSignature.fromDER(Buffer.from(f.signature, 'hex'))
var signature = fromRaw(f.signature)
var Q = curve.G.multiply(d)
assert(ecdsa.verify(H, signature, Q))
@ -112,14 +126,7 @@ describe('ecdsa', function () {
it('fails to verify with ' + f.description, function () {
var H = bcrypto.sha256(f.message)
var d = BigInteger.fromHex(f.d)
var signature
if (f.signature) {
signature = ECSignature.fromDER(Buffer.from(f.signature, 'hex'))
} else if (f.signatureRaw) {
signature = new ECSignature(new BigInteger(f.signatureRaw.r, 16), new BigInteger(f.signatureRaw.s, 16))
}
var signature = fromRaw(f.signature)
var Q = curve.G.multiply(d)
assert.strictEqual(ecdsa.verify(H, signature, Q), false)