aave-protocol-v2/test-suites/test-aave/mint-to-treasury.spec.ts

import { makeSuite, TestEnv } from './helpers/make-suite';
import { ProtocolErrors, RateMode } from '../../helpers/types';
import { APPROVAL_AMOUNT_LENDING_POOL, oneEther, ONE_YEAR } from '../../helpers/constants';
import { convertToCurrencyDecimals } from '../../helpers/contracts-helpers';
import { parseEther, parseUnits } from 'ethers/lib/utils';
import { BigNumber } from 'bignumber.js';
import { MockFlashLoanReceiver } from '../../types/MockFlashLoanReceiver';
import { getMockFlashLoanReceiver } from '../../helpers/contracts-getters';
import { advanceTimeAndBlock, waitForTx } from '../../helpers/misc-utils';

const { expect } = require('chai');

makeSuite('Mint to treasury', (testEnv: TestEnv) => {
  let _mockFlashLoanReceiver = {} as MockFlashLoanReceiver;

  const {
    LP_IS_PAUSED,
    INVALID_FROM_BALANCE_AFTER_TRANSFER,
    INVALID_TO_BALANCE_AFTER_TRANSFER,
  } = ProtocolErrors;

  before(async () => {
    _mockFlashLoanReceiver = await getMockFlashLoanReceiver();
  });

  it('User 0 deposits 1000 DAI. Borrower borrows 100 DAI. Clock moved forward one year. Calculates and verifies the amount earned by the treasury', async () => {
    const { users, pool, dai, aDai, configurator } = testEnv;

    const amountDAItoDeposit = await convertToCurrencyDecimals(dai.address, '1000');
    const amountDAItoBorrow = await convertToCurrencyDecimals(dai.address, '100');
    

    await dai.connect(users[0].signer).mint(amountDAItoDeposit);

    // user 0 deposits 1000 DAI
    await dai.connect(users[0].signer).approve(pool.address, APPROVAL_AMOUNT_LENDING_POOL);
    await pool
      .connect(users[0].signer)
      .deposit(dai.address, amountDAItoDeposit, users[0].address, '0');

      await pool
      .connect(users[0].signer)
      .borrow(dai.address, amountDAItoBorrow, RateMode.Variable, '0', users[0].address);


    await advanceTimeAndBlock(parseInt(ONE_YEAR));


    await dai.connect(users[0].signer).mint(amountDAItoDeposit);

    await pool
      .connect(users[0].signer)
      .deposit(dai.address, amountDAItoDeposit, users[0].address, '0');

      const reserveData = await pool.getReserveData(dai.address);

      console.log(reserveData.accruedToTreasury.toString());

  });

 
});