mirror of
https://github.com/Instadapp/aave-protocol-v2.git
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100 lines
3.7 KiB
TypeScript
100 lines
3.7 KiB
TypeScript
import { APPROVAL_AMOUNT_LENDING_POOL, MAX_UINT_AMOUNT, ZERO_ADDRESS } from '../../helpers/constants';
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import { convertToCurrencyDecimals } from '../../helpers/contracts-helpers';
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import { expect } from 'chai';
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import { ethers } from 'ethers';
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import { RateMode, ProtocolErrors } from '../../helpers/types';
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import { makeSuite, TestEnv } from './helpers/make-suite';
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import { CommonsConfig } from '../../markets/aave/commons';
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const AAVE_REFERRAL = CommonsConfig.ProtocolGlobalParams.AaveReferral;
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makeSuite('AToken: Transfer', (testEnv: TestEnv) => {
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const {
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INVALID_FROM_BALANCE_AFTER_TRANSFER,
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INVALID_TO_BALANCE_AFTER_TRANSFER,
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VL_HEALTH_FACTOR_LOWER_THAN_LIQUIDATION_THRESHOLD,
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} = ProtocolErrors;
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it('User 0 deposits 1000 DAI, transfers to user 1', async () => {
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const { users, pool, dai, aDai } = testEnv;
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await dai.connect(users[0].signer).mint(await convertToCurrencyDecimals(dai.address, '1000'));
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await dai.connect(users[0].signer).approve(pool.address, APPROVAL_AMOUNT_LENDING_POOL);
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//user 1 deposits 1000 DAI
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const amountDAItoDeposit = await convertToCurrencyDecimals(dai.address, '1000');
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await pool
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.connect(users[0].signer)
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.deposit(dai.address, amountDAItoDeposit, users[0].address, '0');
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await aDai.connect(users[0].signer).transfer(users[1].address, amountDAItoDeposit);
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const name = await aDai.name();
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expect(name).to.be.equal('Aave interest bearing DAI');
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const fromBalance = await aDai.balanceOf(users[0].address);
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const toBalance = await aDai.balanceOf(users[1].address);
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expect(fromBalance.toString()).to.be.equal('0', INVALID_FROM_BALANCE_AFTER_TRANSFER);
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expect(toBalance.toString()).to.be.equal(
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amountDAItoDeposit.toString(),
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INVALID_TO_BALANCE_AFTER_TRANSFER
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);
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});
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it('User 0 deposits 1 WETH and user 1 tries to borrow the WETH with the received DAI as collateral', async () => {
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const { users, pool, weth, helpersContract } = testEnv;
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const userAddress = await pool.signer.getAddress();
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await weth.connect(users[0].signer).mint(await convertToCurrencyDecimals(weth.address, '1'));
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await weth.connect(users[0].signer).approve(pool.address, APPROVAL_AMOUNT_LENDING_POOL);
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await pool
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.connect(users[0].signer)
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.deposit(weth.address, ethers.utils.parseEther('1.0'), userAddress, '0');
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await pool
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.connect(users[1].signer)
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.borrow(
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weth.address,
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ethers.utils.parseEther('0.1'),
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RateMode.Stable,
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AAVE_REFERRAL,
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users[1].address
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);
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const userReserveData = await helpersContract.getUserReserveData(
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weth.address,
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users[1].address
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);
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expect(userReserveData.currentStableDebt.toString()).to.be.eq(ethers.utils.parseEther('0.1'));
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});
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it('User 1 tries to transfer all the DAI used as collateral back to user 0 (revert expected)', async () => {
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const { users, pool, aDai, dai, weth } = testEnv;
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const aDAItoTransfer = await convertToCurrencyDecimals(dai.address, '1000');
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await expect(
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aDai.connect(users[1].signer).transfer(users[0].address, aDAItoTransfer),
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VL_HEALTH_FACTOR_LOWER_THAN_LIQUIDATION_THRESHOLD
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).to.be.revertedWith(VL_HEALTH_FACTOR_LOWER_THAN_LIQUIDATION_THRESHOLD);
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});
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it('User 1 tries to transfer a small amount of DAI used as collateral back to user 0', async () => {
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const { users, pool, aDai, dai, weth } = testEnv;
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const aDAItoTransfer = await convertToCurrencyDecimals(dai.address, '100');
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await aDai.connect(users[1].signer).transfer(users[0].address, aDAItoTransfer);
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const user0Balance = await aDai.balanceOf(users[0].address);
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expect(user0Balance.toString()).to.be.eq(aDAItoTransfer.toString());
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});
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});
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