privateKey.js

const { exit } = require('process')
const { mvc } = require('mvc-scrypt');

// fill in private key on testnet in WIF here
const key = 'cReKmkHQn8ejr8Kun9miTceTSUpqa77jpQysnbgyxgU3HSu7T9cG'
const key2 = 'cQPQkyGSzoCfh4gAWJHN2oa4YtQSUekAtocZ2KVMoUobvTAiSuD9'
const key3 = 'cNYMFfzbLxSJ8Xgswu8Qk1rVHEx9aRpd88gYc15VhaovAh1Epf4Y'

if (!key) {
  genPrivKey()
}

function genPrivKey() {
  const newPrivKey = new mvc.PrivateKey.fromRandom('testnet')
  console.log(`Missing private key, generating a new one ...
Private key generated: '${newPrivKey.toWIF()}'
You can fund its address '${newPrivKey.toAddress()}' from some faucet and use it to complete the test
Example faucets are https://faucet.bitcoincloud.net and https://testnet.satoshisvision.network`)
  exit(0)
}

const privateKey = new mvc.PrivateKey.fromWIF(key)
const privateKey2 = new mvc.PrivateKey.fromWIF(key2)
const privateKey3 = new mvc.PrivateKey.fromWIF(key3)

module.exports = {
  privateKey,
  privateKey2,
  privateKey3,
  genPrivKey
}