Files
uniswap-v2/test/testToken.js
2019-08-29 16:26:59 -04:00

48 lines
1.4 KiB
JavaScript

const chai = require('chai');
const {createMockProvider, deployContract, getWallets, solidity} = require('ethereum-waffle');
const TestTokenMock = require('../build/TestERC20');
chai.use(solidity);
const {expect} = chai;
describe('INTEGRATION: Example', () => {
let provider = createMockProvider();
let [wallet, walletTo] = getWallets(provider);
let token;
beforeEach(async () => {
token = await deployContract(wallet, TestTokenMock, ['HayCoin', 'HAY', 18, 1000]);
});
it('Is named HayCoin', async () => {
expect(await token.name()).to.eq('HayCoin');
});
it('Assigns initial balance', async () => {
expect(await token.balanceOf(wallet.address)).to.eq(1000);
});
it('Transfer adds amount to destination account', async () => {
await token.transfer(walletTo.address, 7);
expect(await token.balanceOf(walletTo.address)).to.eq(7);
});
it('Transfer emits event', async () => {
await expect(token.transfer(walletTo.address, 7))
.to.emit(token, 'Transfer')
.withArgs(wallet.address, walletTo.address, 7);
});
it('Can not transfer above the amount', async () => {
await expect(token.transfer(walletTo.address, 1007)).to.be.reverted;
});
it('Can not transfer from empty account', async () => {
const tokenFromOtherWallet = token.connect(walletTo);
await expect(tokenFromOtherWallet.transfer(wallet.address, 1))
.to.be.reverted;
});
});