Files
openzeppelin-contracts/test/helpers/balanceDifference.js
Nicolás Venturo b9793abec6 balanceDifference tests and application (#1514)
* Added balanceDifference tests.

* Added balanceDifference tests.

* Now using balanceDifference in all (most) tests.

* Fixed typo.
2018-11-26 15:41:39 -03:00

11 lines
278 B
JavaScript

async function balanceDifference (account, promiseFunc) {
const balanceBefore = web3.eth.getBalance(account);
await promiseFunc();
const balanceAfter = web3.eth.getBalance(account);
return balanceAfter.minus(balanceBefore);
}
module.exports = {
balanceDifference,
};