git.delta.rocks / unique-network / refs/commits / 9f61f19a60cd

1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// This file is part of Unique Network.34// Unique Network is free software: you can redistribute it and/or modify5// it under the terms of the GNU General Public License as published by6// the Free Software Foundation, either version 3 of the License, or7// (at your option) any later version.89// Unique Network is distributed in the hope that it will be useful,10// but WITHOUT ANY WARRANTY; without even the implied warranty of11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the12// GNU General Public License for more details.1314// You should have received a copy of the GNU General Public License15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.1617import type {IKeyringPair} from '@polkadot/types/types';18import {itEth, usingEthPlaygrounds} from '@unique/test-utils/eth/util.js';19import {expect} from 'chai';2021describe('Send value to contract', () => {22  let donor: IKeyringPair;2324  before(async () => {25    await usingEthPlaygrounds(async (_helper, privateKey) => {26      donor = await privateKey({url: import.meta.url});27    });28  });2930  itEth('Send to and from contract', async ({helper}) => {31    const contractOwner = await helper.eth.createAccountWithBalance(donor, 600n);32    const [buyer, receiver] = await helper.arrange.createAccounts([600n, 600n], donor);33    const receiverMirror = helper.address.substrateToEth(receiver.address);34    const contract = await helper.ethContract.deployByCode(35      contractOwner,36      'Test',37      `38      // SPDX-License-Identifier: UNLICENSED39      pragma solidity ^0.8.18;40      41      contract Test {42        function send() public payable {43          if (msg.value < 1000000000000000000)44            revert("Not enough gold");45        }46      47        function withdraw(address to) public {48          payable(to).transfer(1000000000000000000);49        }50      }51      `,52    );5354    const balanceBefore = await helper.balance.getSubstrate(buyer.address);55    await helper.eth.sendEVM(buyer, contract.options.address, contract.methods.send().encodeABI(), '2000000000000000000');56    const balanceAfter = await helper.balance.getSubstrate(buyer.address);57    expect(balanceBefore - balanceAfter > 2000000000000000000n).to.be.true;58    expect(await helper.balance.getEthereum(contract.options.address)).to.be.equal(2000000000000000000n);5960    await helper.eth.sendEVM(buyer, contract.options.address, contract.methods.withdraw(receiverMirror).encodeABI(), '0');61    expect(await helper.balance.getEthereum(receiverMirror)).to.be.equal(1000000000000000000n);62    expect(await helper.balance.getEthereum(contract.options.address)).to.be.equal(1000000000000000000n);63  });64});