aave-protocol-v2/test/delegation-aware-atoken.spec.ts

import {MAX_UINT_AMOUNT, ZERO_ADDRESS} from '../helpers/constants';
import {BUIDLEREVM_CHAINID} from '../helpers/buidler-constants';
import {buildPermitParams, getSignatureFromTypedData} from '../helpers/contracts-helpers';
import {expect} from 'chai';
import {ethers} from 'ethers';
import {eEthereumNetwork, ProtocolErrors} from '../helpers/types';
import {makeSuite, TestEnv} from './helpers/make-suite';
import {DRE} from '../helpers/misc-utils';
import {
  ConfigNames,
  getATokenDomainSeparatorPerNetwork,
  loadPoolConfig,
} from '../helpers/configuration';
import {waitForTx} from '../helpers/misc-utils';
import {
  deployDelegationAwareAToken,
  deployMintableDelegationERC20,
} from '../helpers/contracts-deployments';
import {DelegationAwareATokenFactory} from '../types';
import {DelegationAwareAToken} from '../types/DelegationAwareAToken';
import {MintableDelegationErc20} from '../types/MintableDelegationErc20';

const {parseEther} = ethers.utils;

makeSuite('AToken: underlying delegation', (testEnv: TestEnv) => {
  const poolConfig = loadPoolConfig(ConfigNames.Commons);
  let delegationAToken = <DelegationAwareAToken>{};
  let delegationERC20 = <MintableDelegationErc20>{};

  it('Deploys a new MintableDelegationERC20 and a DelegationAwareAToken', async () => {
    const {pool} = testEnv;

    delegationERC20 = await deployMintableDelegationERC20(['DEL', 'DEL', '18']);

    delegationAToken = await deployDelegationAwareAToken(
      [pool.address, delegationERC20.address, 'aDEL', 'aDEL', ZERO_ADDRESS],
      false
    );
  });

  it('Tries to delegate with the caller not being the Aave admin', async () => {
    const {users} = testEnv;

    await expect(
      delegationAToken.connect(users[1].signer).delegateUnderlyingTo(users[2].address)
    ).to.be.revertedWith(ProtocolErrors.CALLER_NOT_POOL_ADMIN);
  });

  it('Tries to delegate to user 2', async () => {
    const {users} = testEnv;

    await delegationAToken.delegateUnderlyingTo(users[2].address);

    const delegateeAddress = await delegationERC20.delegatee();

    expect(delegateeAddress).to.be.equal(users[2].address);
  });
});