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https://github.com/bigchaindb/js-bigchaindb-driver.git
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54 lines
2.0 KiB
JavaScript
54 lines
2.0 KiB
JavaScript
// Copyright BigchainDB GmbH and BigchainDB contributors
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// SPDX-License-Identifier: (Apache-2.0 AND CC-BY-4.0)
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// Code is Apache-2.0 and docs are CC-BY-4.0
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import test from 'ava'
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import base58 from 'bs58'
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import { Ed25519Sha256 } from 'crypto-conditions'
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import { Transaction, Ed25519Keypair } from '../src'
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// TODO: Find out if ava has something like conftest, if so put this there.
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// NOTE: It's safer to cast `Math.random()` to a string, to avoid differences
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// in "float interpretation" between languages (e.g. JavaScript and Python)
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export const API_PATH = 'http://localhost:9984/api/v1/'
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export function asset() { return { message: `${Math.random()}` } }
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export const metaData = { message: 'metaDataMessage' }
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export const alice = new Ed25519Keypair()
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export const aliceCondition = Transaction.makeEd25519Condition(alice.publicKey)
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export const aliceOutput = Transaction.makeOutput(aliceCondition)
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export const createTx = Transaction.makeCreateTransaction(
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asset,
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metaData,
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[aliceOutput],
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alice.publicKey
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)
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export const transferTx = Transaction.makeTransferTransaction(
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[{ tx: createTx, output_index: 0 }],
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[aliceOutput],
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metaData
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)
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export const bob = new Ed25519Keypair()
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export const bobCondition = Transaction.makeEd25519Condition(bob.publicKey)
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export const bobOutput = Transaction.makeOutput(bobCondition)
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export function delegatedSignTransaction(...keyPairs) {
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return function sign(input, transactionHash) {
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const filteredKeyPairs = keyPairs.filter(({ publicKey }) =>
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input.owners_before.includes(publicKey))
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const ed25519Fulfillment = new Ed25519Sha256()
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filteredKeyPairs.forEach(keyPair => {
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const privateKey = Buffer.from(base58.decode(keyPair.privateKey))
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ed25519Fulfillment.sign(
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Buffer.from(transactionHash, 'hex'),
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privateKey
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)
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})
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return ed25519Fulfillment.serializeUri()
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}
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}
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// TODO: https://github.com/avajs/ava/issues/1190
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test('', () => 'dirty hack. TODO: Exclude this file from being run by ava')
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