git.delta.rocks / unique-network / refs/commits / 686b7bd51dff

16import {IKeyringPair} from '@polkadot/types/types';16import {IKeyringPair} from '@polkadot/types/types';
17import {usingEthPlaygrounds, itEth, expect, EthUniqueHelper} from './util/playgrounds';17import {usingEthPlaygrounds, itEth, expect, EthUniqueHelper} from './util/playgrounds';
18
19async function waitNewBlocks(helper: EthUniqueHelper, count: number) {
20  // eslint-disable-next-line no-async-promise-executor
21  return new Promise<void>(async (resolve) => {
22    const unsubscribe = await helper.callRpc('api.rpc.chain.subscribeNewHeads', [() => {
23      if (count > 0) {
24        count--;
25      } else {
26        unsubscribe();
27        resolve();
28      }
29    }]);
30  });
31}
3218
33async function recordEthFee(helper: EthUniqueHelper, userAddress: string, call: () => Promise<any>) {19async function recordEthFee(helper: EthUniqueHelper, userAddress: string, call: () => Promise<any>) {
34  const before = await helper.balance.getSubstrate(helper.address.ethToSubstrate(userAddress));20  const before = await helper.balance.getSubstrate(helper.address.ethToSubstrate(userAddress));
35  await call();21  await call();
36  waitNewBlocks(helper, 1);22  await helper.wait.newBlocks(1);
37  const after = await helper.balance.getSubstrate(helper.address.ethToSubstrate(userAddress));23  const after = await helper.balance.getSubstrate(helper.address.ethToSubstrate(userAddress));
3824
39  expect(after < before).to.be.true;25  expect(after < before).to.be.true;