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load condition details and test transfer and sign

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This commit is contained in:
Scott Sadler 2017-06-21 09:24:39 +02:00
parent 35944d6d75
commit ce523e703f
3 changed files with 31 additions and 9 deletions
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2
src/transaction/signTransaction.js
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@ -24,7 +24,7 @@ export default function signTransaction(transaction, ...privateKeys) {
const privateKey = privateKeys[index]
const privateKeyBuffer = new Buffer(base58.decode(privateKey))
const serializedTransaction = serializeTransactionIntoCanonicalString(transaction)
const ed25519Fulfillment = new cc.Ed25519()
const ed25519Fulfillment = new cc.Ed25519Sha256()
ed25519Fulfillment.sign(new Buffer(serializedTransaction), privateKeyBuffer)
const fulfillmentUri = ed25519Fulfillment.serializeUri()

11
src/transaction/utils/ccJsonLoad.js
View File

@ -19,7 +19,7 @@ export default function ccJsonLoad(conditionJson) {
} else {
let fulfillment
if (conditionJson.type_id === 2) {
if (conditionJson.type === 'threshold-sha-256') {
fulfillment = new cc.ThresholdSha256()
fulfillment.threshold = conditionJson.threshold
conditionJson.subfulfillments.forEach((subfulfillmentJson) => {
@ -32,13 +32,8 @@ export default function ccJsonLoad(conditionJson) {
})
}
if (conditionJson.type_id === 0) {
fulfillment = new cc.PreimageSha256()
fulfillment.preimage = new Buffer(conditionJson.preimage)
}
if (conditionJson.type_id === 4) {
fulfillment = new cc.Ed25519()
if (conditionJson.type === 'ed25519-sha-256') {
fulfillment = new cc.Ed25519Sha256()
fulfillment.publicKey = new Buffer(base58.decode(conditionJson.public_key))
if (conditionJson.signature) {
fulfillment.signature = new Buffer(base58.decode(conditionJson.signature))

27
test/test.js
View File

@ -1,4 +1,5 @@
import test from 'ava'
import cc from 'five-bells-condition'
import { Ed25519Keypair, Transaction, Connection } from '../src'
const API_PATH = 'http://localhost:9984/api/v1/'
@ -28,6 +29,11 @@ test('Valid CREATE transaction is evaluated by BigchainDB', t => {
.then(resTx => t.truthy(resTx))
})
/*
* CryptoConditions support tests
*/
test('Ed25519 condition encoding', t => {
const publicKey = '4zvwRjXUKGfvwnParsHAS3HuSVzV5cA4McphgmoCtajS'
const target = {
@ -59,3 +65,24 @@ test('Threshold condition encoding', t => {
}
t.deepEqual(target, condition)
})
test('Fulfillment correctly formed', t => {
const alice = new Ed25519Keypair()
const txCreate = Transaction.makeCreateTransaction(
{},
{},
[Transaction.makeOutput(Transaction.makeEd25519Condition(alice.publicKey))],
alice.publicKey
)
const txTransfer = Transaction.makeTransferTransaction(
txCreate,
{},
[Transaction.makeOutput(Transaction.makeEd25519Condition(alice.publicKey))],
[0]
)
const msg = Transaction.serializeTransactionIntoCanonicalString(txTransfer)
const txSigned = Transaction.signTransaction(txTransfer, alice.privateKey)
t.truthy(cc.validateFulfillment(txSigned.inputs[0].fulfillment,
txCreate.outputs[0].condition.uri,
new Buffer(msg)))
})