tests/integration: move crypto-like tests to test/integration/crypto.js
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2 changed files with 35 additions and 36 deletions
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@ -1,5 +1,4 @@
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var assert = require('assert')
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var bigi = require('bigi')
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var bitcoin = require('../../')
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var helloblock = require('helloblock-js')({
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network: 'testnet'
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@ -22,41 +21,6 @@ describe('bitcoinjs-lib (advanced)', function() {
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assert(bitcoin.Message.verify(address, signature, message))
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})
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it('can generate a single-key stealth address', function() {
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var receiver = bitcoin.ECKey.fromWIF('5KYZdUEo39z3FPrtuX2QbbwGnNP5zTd7yyr2SC1j299sBCnWjss')
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// XXX: ephemeral, must be random (and secret to sender) to preserve privacy
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var sender = bitcoin.ECKey.fromWIF('Kxr9tQED9H44gCmp6HAdmemAzU3n84H3dGkuWTKvE23JgHMW8gct')
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var G = bitcoin.ECKey.curve.G
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var d = receiver.d // secret (receiver only)
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var Q = receiver.pub.Q // shared
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var e = sender.d // secret (sender only)
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var P = sender.pub.Q // shared
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// derived shared secret
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var eQ = Q.multiply(e) // sender
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var dP = P.multiply(d) // receiver
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assert.deepEqual(eQ.getEncoded(), dP.getEncoded())
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var c = bigi.fromBuffer(bitcoin.crypto.sha256(eQ.getEncoded()))
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var cG = G.multiply(c)
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// derived public key
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var QprimeS = Q.add(cG)
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var QprimeR = G.multiply(d.add(c))
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assert.deepEqual(QprimeR.getEncoded(), QprimeS.getEncoded())
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// derived shared-secret address
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var address = new bitcoin.ECPubKey(QprimeS).getAddress().toString()
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assert.equal(address, '1EwCNJNZM5q58YPPTnjR1H5BvYRNeyZi47')
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})
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// TODO
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it.skip('can generate a dual-key stealth address', function() {})
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it('can create an OP_RETURN transaction', function(done) {
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this.timeout(20000)
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@ -4,6 +4,41 @@ var bitcoin = require('../../')
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var crypto = require('crypto')
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describe('bitcoinjs-lib (crypto)', function() {
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it('can generate a single-key stealth address', function() {
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var receiver = bitcoin.ECKey.fromWIF('5KYZdUEo39z3FPrtuX2QbbwGnNP5zTd7yyr2SC1j299sBCnWjss')
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// XXX: ephemeral, must be random (and secret to sender) to preserve privacy
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var sender = bitcoin.ECKey.fromWIF('Kxr9tQED9H44gCmp6HAdmemAzU3n84H3dGkuWTKvE23JgHMW8gct')
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var G = bitcoin.ECKey.curve.G
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var d = receiver.d // secret (receiver only)
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var Q = receiver.pub.Q // shared
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var e = sender.d // secret (sender only)
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var P = sender.pub.Q // shared
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// derived shared secret
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var eQ = Q.multiply(e) // sender
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var dP = P.multiply(d) // receiver
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assert.deepEqual(eQ.getEncoded(), dP.getEncoded())
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var c = bigi.fromBuffer(bitcoin.crypto.sha256(eQ.getEncoded()))
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var cG = G.multiply(c)
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// derived public key
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var QprimeS = Q.add(cG)
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var QprimeR = G.multiply(d.add(c))
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assert.deepEqual(QprimeR.getEncoded(), QprimeS.getEncoded())
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// derived shared-secret address
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var address = new bitcoin.ECPubKey(QprimeS).getAddress().toString()
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assert.equal(address, '1EwCNJNZM5q58YPPTnjR1H5BvYRNeyZi47')
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})
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// TODO
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it.skip('can generate a dual-key stealth address', function() {})
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it('can recover a parent private key from the parent\'s public key and a derived non-hardened child private key', function() {
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function recoverParent(master, child) {
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assert(!master.privKey, 'You already have the parent private key')
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