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Merge branch 'feat/gas-optimization-1' into feat/gas-optimization-2

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This commit is contained in:
The3D 2021-05-07 11:24:58 +02:00
commit 50ea61fe70
20 changed files with 1152 additions and 160 deletions
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21
contracts/interfaces/IAToken.sol
View File

@ -95,6 +95,27 @@ interface IAToken is IERC20, IScaledBalanceToken, IInitializableAToken {
**/
function handleRepayment(address user, uint256 amount) external;
/**
* @dev implements the permit function as for
* https://github.com/ethereum/EIPs/blob/8a34d644aacf0f9f8f00815307fd7dd5da07655f/EIPS/eip-2612.md
* @param owner The owner of the funds
* @param spender The spender
* @param value The amount
* @param deadline The deadline timestamp, type(uint256).max for max deadline
* @param v Signature param
* @param s Signature param
* @param r Signature param
*/
function permit(
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) external;
/**
* @dev Returns the address of the incentives controller contract
**/

119
contracts/interfaces/IAaveIncentivesController.sol
View File

@ -3,9 +3,126 @@ pragma solidity 0.6.12;
pragma experimental ABIEncoderV2;
interface IAaveIncentivesController {
event RewardsAccrued(address indexed user, uint256 amount);
event RewardsClaimed(address indexed user, address indexed to, uint256 amount);
event RewardsClaimed(
address indexed user,
address indexed to,
address indexed claimer,
uint256 amount
);
event ClaimerSet(address indexed user, address indexed claimer);
/*
* @dev Returns the configuration of the distribution for a certain asset
* @param asset The address of the reference asset of the distribution
* @return The asset index, the emission per second and the last updated timestamp
**/
function getAssetData(address asset)
external
view
returns (
uint256,
uint256,
uint256
);
/**
* @dev Whitelists an address to claim the rewards on behalf of another address
* @param user The address of the user
* @param claimer The address of the claimer
*/
function setClaimer(address user, address claimer) external;
/**
* @dev Returns the whitelisted claimer for a certain address (0x0 if not set)
* @param user The address of the user
* @return The claimer address
*/
function getClaimer(address user) external view returns (address);
/**
* @dev Configure assets for a certain rewards emission
* @param assets The assets to incentivize
* @param emissionsPerSecond The emission for each asset
*/
function configureAssets(address[] calldata assets, uint256[] calldata emissionsPerSecond)
external;
/**
* @dev Called by the corresponding asset on any update that affects the rewards distribution
* @param asset The address of the user
* @param userBalance The balance of the user of the asset in the lending pool
* @param totalSupply The total supply of the asset in the lending pool
**/
function handleAction(
address user,
address asset,
uint256 userBalance,
uint256 totalSupply
) external;
/**
* @dev Returns the total of rewards of an user, already accrued + not yet accrued
* @param user The address of the user
* @return The rewards
**/
function getRewardsBalance(address[] calldata assets, address user)
external
view
returns (uint256);
/**
* @dev Claims reward for an user, on all the assets of the lending pool, accumulating the pending rewards
* @param amount Amount of rewards to claim
* @param to Address that will be receiving the rewards
* @return Rewards claimed
**/
function claimRewards(
address[] calldata assets,
uint256 amount,
address to
) external returns (uint256);
/**
* @dev Claims reward for an user on behalf, on all the assets of the lending pool, accumulating the pending rewards. The caller must
* be whitelisted via "allowClaimOnBehalf" function by the RewardsAdmin role manager
* @param amount Amount of rewards to claim
* @param user Address to check and claim rewards
* @param to Address that will be receiving the rewards
* @return Rewards claimed
**/
function claimRewardsOnBehalf(
address[] calldata assets,
uint256 amount,
address user,
address to
) external returns (uint256);
/**
* @dev returns the unclaimed rewards of the user
* @param user the address of the user
* @return the unclaimed user rewards
*/
function getUserUnclaimedRewards(address user) external view returns (uint256);
/**
* @dev returns the unclaimed rewards of the user
* @param user the address of the user
* @param asset The asset to incentivize
* @return the user index for the asset
*/
function getUserAssetData(address user, address asset) external view returns (uint256);
/**
* @dev for backward compatibility with previous implementation of the Incentives controller
*/
function REWARD_TOKEN() external view returns (address);
/**
* @dev for backward compatibility with previous implementation of the Incentives controller
*/
function PRECISION() external view returns (uint8);
}

51
contracts/interfaces/ILendingPool.sol
View File

@ -244,6 +244,57 @@ interface ILendingPool {
address onBehalfOf
) external returns (uint256);
/**
* @notice Deposit with transfer approval of asset to be deposited done via permit function
* see: https://eips.ethereum.org/EIPS/eip-2612 and https://eips.ethereum.org/EIPS/eip-713
* @param asset The address of the underlying asset to deposit
* @param amount The amount to be deposited
* @param onBehalfOf The address that will receive the aTokens, same as msg.sender if the user
* wants to receive them on his own wallet, or a different address if the beneficiary of aTokens
* is a different wallet
* @param referralCode Code used to register the integrator originating the operation, for potential rewards.
* 0 if the action is executed directly by the user, without any middle-man
* @param permitV V parameter of ERC712 permit sig
* @param permitR R parameter of ERC712 permit sig
* @param permitS S parameter of ERC712 permit sig
**/
function depositWithPermit(
address asset,
uint256 amount,
address onBehalfOf,
uint16 referralCode,
uint256 deadline,
uint8 permitV,
bytes32 permitR,
bytes32 permitS
) external;
/**
* @notice Repay with transfer approval of asset to be repaid done via permit function
* see: https://eips.ethereum.org/EIPS/eip-2612 and https://eips.ethereum.org/EIPS/eip-713
* @param asset The address of the borrowed underlying asset previously borrowed
* @param amount The amount to repay
* - Send the value type(uint256).max in order to repay the whole debt for `asset` on the specific `debtMode`
* @param rateMode The interest rate mode at of the debt the user wants to repay: 1 for Stable, 2 for Variable
* @param onBehalfOf Address of the user who will get his debt reduced/removed. Should be the address of the
* user calling the function if he wants to reduce/remove his own debt, or the address of any other
* other borrower whose debt should be removed
* @param permitV V parameter of ERC712 permit sig
* @param permitR R parameter of ERC712 permit sig
* @param permitS S parameter of ERC712 permit sig
* @return The final amount repaid
**/
function repayWithPermit(
address asset,
uint256 amount,
uint256 rateMode,
address onBehalfOf,
uint256 deadline,
uint8 permitV,
bytes32 permitR,
bytes32 permitS
) external returns (uint256);
/**
* @dev Allows a borrower to swap his debt between stable and variable mode, or viceversa
* @param asset The address of the underlying asset borrowed

54
contracts/misc/UiPoolDataProvider.sol
View File

@ -4,6 +4,7 @@ pragma experimental ABIEncoderV2;
import {IERC20Detailed} from '../dependencies/openzeppelin/contracts/IERC20Detailed.sol';
import {ILendingPoolAddressesProvider} from '../interfaces/ILendingPoolAddressesProvider.sol';
import {IAaveIncentivesController} from '../interfaces/IAaveIncentivesController.sol';
import {IUiPoolDataProvider} from './interfaces/IUiPoolDataProvider.sol';
import {ILendingPool} from '../interfaces/ILendingPool.sol';
import {IPriceOracleGetter} from '../interfaces/IPriceOracleGetter.sol';
@ -24,6 +25,13 @@ contract UiPoolDataProvider is IUiPoolDataProvider {
using UserConfiguration for DataTypes.UserConfigurationMap;
address public constant MOCK_USD_ADDRESS = 0x10F7Fc1F91Ba351f9C629c5947AD69bD03C05b96;
IAaveIncentivesController public immutable incentivesController;
IPriceOracleGetter public immutable oracle;
constructor(IAaveIncentivesController _incentivesController, IPriceOracleGetter _oracle) public {
incentivesController = _incentivesController;
oracle = _oracle;
}
function getInterestRateStrategySlopes(DefaultReserveInterestRateStrategy interestRateStrategy)
internal
@ -50,11 +58,11 @@ contract UiPoolDataProvider is IUiPoolDataProvider {
returns (
AggregatedReserveData[] memory,
UserReserveData[] memory,
uint256,
uint256
)
{
ILendingPool lendingPool = ILendingPool(provider.getLendingPool());
IPriceOracleGetter oracle = IPriceOracleGetter(provider.getPriceOracle());
address[] memory reserves = lendingPool.getReservesList();
DataTypes.UserConfigurationMap memory userConfig = lendingPool.getUserConfiguration(user);
@ -122,7 +130,43 @@ contract UiPoolDataProvider is IUiPoolDataProvider {
DefaultReserveInterestRateStrategy(reserveData.interestRateStrategyAddress)
);
// incentives
if (address(0) != address(incentivesController)) {
(
reserveData.aEmissionPerSecond,
reserveData.aIncentivesLastUpdateTimestamp,
reserveData.aTokenIncentivesIndex
) = incentivesController.getAssetData(reserveData.aTokenAddress);
(
reserveData.sEmissionPerSecond,
reserveData.sIncentivesLastUpdateTimestamp,
reserveData.sTokenIncentivesIndex
) = incentivesController.getAssetData(reserveData.stableDebtTokenAddress);
(
reserveData.vEmissionPerSecond,
reserveData.vIncentivesLastUpdateTimestamp,
reserveData.vTokenIncentivesIndex
) = incentivesController.getAssetData(reserveData.variableDebtTokenAddress);
}
if (user != address(0)) {
// incentives
if (address(0) != address(incentivesController)) {
userReservesData[i].aTokenincentivesUserIndex = incentivesController.getUserAssetData(
user,
reserveData.aTokenAddress
);
userReservesData[i].vTokenincentivesUserIndex = incentivesController.getUserAssetData(
user,
reserveData.variableDebtTokenAddress
);
userReservesData[i].sTokenincentivesUserIndex = incentivesController.getUserAssetData(
user,
reserveData.stableDebtTokenAddress
);
}
// user reserve data
userReservesData[i].underlyingAsset = reserveData.underlyingAsset;
userReservesData[i].scaledATokenBalance = IAToken(reserveData.aTokenAddress)
@ -155,6 +199,12 @@ contract UiPoolDataProvider is IUiPoolDataProvider {
}
}
}
return (reservesData, userReservesData, oracle.getAssetPrice(MOCK_USD_ADDRESS));
return (
reservesData,
userReservesData,
oracle.getAssetPrice(MOCK_USD_ADDRESS),
incentivesController.getUserUnclaimedRewards(user)
);
}
}

35
contracts/misc/WETHGateway.sol
View File

@ -131,6 +131,41 @@ contract WETHGateway is IWETHGateway, Ownable {
_safeTransferETH(msg.sender, amount);
}
/**
* @dev withdraws the WETH _reserves of msg.sender.
* @param lendingPool address of the targeted underlying lending pool
* @param amount amount of aWETH to withdraw and receive native ETH
* @param to address of the user who will receive native ETH
* @param deadline validity deadline of permit and so depositWithPermit signature
* @param permitV V parameter of ERC712 permit sig
* @param permitR R parameter of ERC712 permit sig
* @param permitS S parameter of ERC712 permit sig
*/
function withdrawETHWithPermit(
address lendingPool,
uint256 amount,
address to,
uint256 deadline,
uint8 permitV,
bytes32 permitR,
bytes32 permitS
) external override {
IAToken aWETH = IAToken(ILendingPool(lendingPool).getReserveData(address(WETH)).aTokenAddress);
uint256 userBalance = aWETH.balanceOf(msg.sender);
uint256 amountToWithdraw = amount;
// if amount is equal to uint(-1), the user wants to redeem everything
if (amount == type(uint256).max) {
amountToWithdraw = userBalance;
}
// chosing to permit `amount`and not `amountToWithdraw`, easier for frontends, intregrators.
aWETH.permit(msg.sender, address(this), amount, deadline, permitV, permitR, permitS);
aWETH.transferFrom(msg.sender, address(this), amountToWithdraw);
ILendingPool(lendingPool).withdraw(address(WETH), amountToWithdraw, address(this));
WETH.withdraw(amountToWithdraw);
_safeTransferETH(to, amountToWithdraw);
}
/**
* @dev transfer ETH to an address, revert if it fails.
* @param to recipient of the transfer

45
contracts/misc/interfaces/IUiPoolDataProvider.sol
View File

@ -3,6 +3,7 @@ pragma solidity 0.6.12;
pragma experimental ABIEncoderV2;
import {ILendingPoolAddressesProvider} from '../../interfaces/ILendingPoolAddressesProvider.sol';
import {IAaveIncentivesController} from '../../interfaces/IAaveIncentivesController.sol';
interface IUiPoolDataProvider {
struct AggregatedReserveData {
@ -41,12 +42,17 @@ interface IUiPoolDataProvider {
uint256 variableRateSlope2;
uint256 stableRateSlope1;
uint256 stableRateSlope2;
// incentives
uint256 aEmissionPerSecond;
uint256 vEmissionPerSecond;
uint256 sEmissionPerSecond;
uint256 aIncentivesLastUpdateTimestamp;
uint256 vIncentivesLastUpdateTimestamp;
uint256 sIncentivesLastUpdateTimestamp;
uint256 aTokenIncentivesIndex;
uint256 vTokenIncentivesIndex;
uint256 sTokenIncentivesIndex;
}
//
// struct ReserveData {
// uint256 averageStableBorrowRate;
// uint256 totalLiquidity;
// }
struct UserReserveData {
address underlyingAsset;
@ -56,38 +62,19 @@ interface IUiPoolDataProvider {
uint256 scaledVariableDebt;
uint256 principalStableDebt;
uint256 stableBorrowLastUpdateTimestamp;
// incentives
uint256 aTokenincentivesUserIndex;
uint256 vTokenincentivesUserIndex;
uint256 sTokenincentivesUserIndex;
}
//
// struct ATokenSupplyData {
// string name;
// string symbol;
// uint8 decimals;
// uint256 totalSupply;
// address aTokenAddress;
// }
function getReservesData(ILendingPoolAddressesProvider provider, address user)
external
view
returns (
AggregatedReserveData[] memory,
UserReserveData[] memory,
uint256,
uint256
);
// function getUserReservesData(ILendingPoolAddressesProvider provider, address user)
// external
// view
// returns (UserReserveData[] memory);
//
// function getAllATokenSupply(ILendingPoolAddressesProvider provider)
// external
// view
// returns (ATokenSupplyData[] memory);
//
// function getATokenSupply(address[] calldata aTokens)
// external
// view
// returns (ATokenSupplyData[] memory);
}

10
contracts/misc/interfaces/IWETHGateway.sol
View File

@ -27,4 +27,14 @@ interface IWETHGateway {
uint256 interesRateMode,
uint16 referralCode
) external;
function withdrawETHWithPermit(
address lendingPool,
uint256 amount,
address to,
uint256 deadline,
uint8 permitV,
bytes32 permitR,
bytes32 permitS
) external;
}

53
contracts/mocks/tokens/MintableERC20.sol
View File

@ -8,14 +8,67 @@ import {ERC20} from '../../dependencies/openzeppelin/contracts/ERC20.sol';
* @dev ERC20 minting logic
*/
contract MintableERC20 is ERC20 {
bytes public constant EIP712_REVISION = bytes('1');
bytes32 internal constant EIP712_DOMAIN =
keccak256('EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)');
bytes32 public constant PERMIT_TYPEHASH =
keccak256('Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)');
mapping(address => uint256) public _nonces;
bytes32 public DOMAIN_SEPARATOR;
constructor(
string memory name,
string memory symbol,
uint8 decimals
) public ERC20(name, symbol) {
uint256 chainId;
assembly {
chainId := chainid()
}
DOMAIN_SEPARATOR = keccak256(
abi.encode(
EIP712_DOMAIN,
keccak256(bytes(name)),
keccak256(EIP712_REVISION),
chainId,
address(this)
)
);
_setupDecimals(decimals);
}
function permit(
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) external {
require(owner != address(0), 'INVALID_OWNER');
//solium-disable-next-line
require(block.timestamp <= deadline, 'INVALID_EXPIRATION');
uint256 currentValidNonce = _nonces[owner];
bytes32 digest =
keccak256(
abi.encodePacked(
'\x19\x01',
DOMAIN_SEPARATOR,
keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, value, currentValidNonce, deadline))
)
);
require(owner == ecrecover(digest, v, r, s), 'INVALID_SIGNATURE');
_nonces[owner] = currentValidNonce.add(1);
_approve(owner, spender, value);
}
/**
* @dev Function to mint tokens
* @param value The amount of tokens to mint.

303
contracts/protocol/lendingpool/LendingPool.sol
View File

@ -4,6 +4,7 @@ pragma experimental ABIEncoderV2;
import {SafeMath} from '../../dependencies/openzeppelin/contracts/SafeMath.sol';
import {IERC20} from '../../dependencies/openzeppelin/contracts/IERC20.sol';
import {IERC20WithPermit} from '../../interfaces/IERC20WithPermit.sol';
import {SafeERC20} from '../../dependencies/openzeppelin/contracts/SafeERC20.sol';
import {Address} from '../../dependencies/openzeppelin/contracts/Address.sol';
import {ILendingPoolAddressesProvider} from '../../interfaces/ILendingPoolAddressesProvider.sol';
@ -107,25 +108,44 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
address onBehalfOf,
uint16 referralCode
) external override whenNotPaused {
DataTypes.ReserveData storage reserve = _reserves[asset];
_executeDeposit(asset, amount, onBehalfOf, referralCode);
}
ValidationLogic.validateDeposit(reserve, amount);
address aToken = reserve.aTokenAddress;
reserve.updateState();
reserve.updateInterestRates(asset, aToken, amount, 0);
IERC20(asset).safeTransferFrom(msg.sender, aToken, amount);
bool isFirstDeposit = IAToken(aToken).mint(onBehalfOf, amount, reserve.liquidityIndex);
if (isFirstDeposit) {
_usersConfig[onBehalfOf].setUsingAsCollateral(reserve.id, true);
emit ReserveUsedAsCollateralEnabled(asset, onBehalfOf);
}
emit Deposit(asset, msg.sender, onBehalfOf, amount, referralCode);
/**
* @notice Deposit with transfer approval of asset to be deposited done via permit function
* see: https://eips.ethereum.org/EIPS/eip-2612 and https://eips.ethereum.org/EIPS/eip-713
* @param asset The address of the underlying asset to deposit
* @param amount The amount to be deposited
* @param onBehalfOf The address that will receive the aTokens, same as msg.sender if the user
* wants to receive them on his own wallet, or a different address if the beneficiary of aTokens
* is a different wallet
* @param referralCode Code used to register the integrator originating the operation, for potential rewards.
* 0 if the action is executed directly by the user, without any middle-man
* @param deadline validity deadline of permit and so depositWithPermit signature
* @param permitV V parameter of ERC712 permit sig
* @param permitR R parameter of ERC712 permit sig
* @param permitS S parameter of ERC712 permit sig
**/
function depositWithPermit(
address asset,
uint256 amount,
address onBehalfOf,
uint16 referralCode,
uint256 deadline,
uint8 permitV,
bytes32 permitR,
bytes32 permitS
) external override {
IERC20WithPermit(asset).permit(
msg.sender,
address(this),
amount,
deadline,
permitV,
permitR,
permitS
);
_executeDeposit(asset, amount, onBehalfOf, referralCode);
}
/**
@ -144,43 +164,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
uint256 amount,
address to
) external override whenNotPaused returns (uint256) {
DataTypes.ReserveData storage reserve = _reserves[asset];
address aToken = reserve.aTokenAddress;
uint256 userBalance = IAToken(aToken).balanceOf(msg.sender);
uint256 amountToWithdraw = amount;
if (amount == type(uint256).max) {
amountToWithdraw = userBalance;
}
ValidationLogic.validateWithdraw(reserve, amountToWithdraw, userBalance);
reserve.updateState();
reserve.updateInterestRates(asset, aToken, 0, amountToWithdraw);
if (amountToWithdraw == userBalance) {
_usersConfig[msg.sender].setUsingAsCollateral(reserve.id, false);
emit ReserveUsedAsCollateralDisabled(asset, msg.sender);
}
IAToken(aToken).burn(msg.sender, to, amountToWithdraw, reserve.liquidityIndex);
ValidationLogic.validateHealthFactor(
msg.sender,
_reserves,
_usersConfig[msg.sender],
_reservesList,
_reservesCount,
_addressesProvider.getPriceOracle()
);
emit Withdraw(asset, msg.sender, to, amountToWithdraw);
return amountToWithdraw;
return _executeWithdraw(asset, amount, to);
}
/**
@ -206,7 +190,6 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
address onBehalfOf
) external override whenNotPaused {
DataTypes.ReserveData storage reserve = _reserves[asset];
_executeBorrow(
ExecuteBorrowParams(
asset,
@ -239,54 +222,45 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
uint256 rateMode,
address onBehalfOf
) external override whenNotPaused returns (uint256) {
DataTypes.ReserveData storage reserve = _reserves[asset];
return _executeRepay(asset, amount, rateMode, onBehalfOf);
}
(uint256 stableDebt, uint256 variableDebt) = Helpers.getUserCurrentDebt(onBehalfOf, reserve);
DataTypes.InterestRateMode interestRateMode = DataTypes.InterestRateMode(rateMode);
ValidationLogic.validateRepay(
reserve,
/**
* @notice Repay with transfer approval of asset to be repaid done via permit function
* see: https://eips.ethereum.org/EIPS/eip-2612 and https://eips.ethereum.org/EIPS/eip-713
* @param asset The address of the borrowed underlying asset previously borrowed
* @param amount The amount to repay
* - Send the value type(uint256).max in order to repay the whole debt for `asset` on the specific `debtMode`
* @param rateMode The interest rate mode at of the debt the user wants to repay: 1 for Stable, 2 for Variable
* @param onBehalfOf Address of the user who will get his debt reduced/removed. Should be the address of the
* user calling the function if he wants to reduce/remove his own debt, or the address of any other
* other borrower whose debt should be removed
* @param deadline validity deadline of permit and so depositWithPermit signature
* @param permitV V parameter of ERC712 permit sig
* @param permitR R parameter of ERC712 permit sig
* @param permitS S parameter of ERC712 permit sig
* @return The final amount repaid
**/
function repayWithPermit(
address asset,
uint256 amount,
uint256 rateMode,
address onBehalfOf,
uint256 deadline,
uint8 permitV,
bytes32 permitR,
bytes32 permitS
) external override returns (uint256) {
IERC20WithPermit(asset).permit(
msg.sender,
address(this),
amount,
interestRateMode,
onBehalfOf,
stableDebt,
variableDebt
deadline,
permitV,
permitR,
permitS
);
uint256 paybackAmount =
interestRateMode == DataTypes.InterestRateMode.STABLE ? stableDebt : variableDebt;
if (amount < paybackAmount) {
paybackAmount = amount;
}
reserve.updateState();
if (interestRateMode == DataTypes.InterestRateMode.STABLE) {
IStableDebtToken(reserve.stableDebtTokenAddress).burn(onBehalfOf, paybackAmount);
} else {
IVariableDebtToken(reserve.variableDebtTokenAddress).burn(
onBehalfOf,
paybackAmount,
reserve.variableBorrowIndex
);
}
address aToken = reserve.aTokenAddress;
reserve.updateInterestRates(asset, aToken, paybackAmount, 0);
if (stableDebt.add(variableDebt).sub(paybackAmount) == 0) {
_usersConfig[onBehalfOf].setBorrowing(reserve.id, false);
}
IERC20(asset).safeTransferFrom(msg.sender, aToken, paybackAmount);
IAToken(aToken).handleRepayment(msg.sender, paybackAmount);
emit Repay(asset, onBehalfOf, msg.sender, paybackAmount);
return paybackAmount;
return _executeRepay(asset, amount, rateMode, onBehalfOf);
}
/**
@ -929,6 +903,133 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
);
}
function _executeDeposit(
address asset,
uint256 amount,
address onBehalfOf,
uint16 referralCode
) internal {
DataTypes.ReserveData storage reserve = _reserves[asset];
ValidationLogic.validateDeposit(reserve, amount);
address aToken = reserve.aTokenAddress;
reserve.updateState();
reserve.updateInterestRates(asset, aToken, amount, 0);
IERC20(asset).safeTransferFrom(msg.sender, aToken, amount);
bool isFirstDeposit = IAToken(aToken).mint(onBehalfOf, amount, reserve.liquidityIndex);
if (isFirstDeposit) {
_usersConfig[onBehalfOf].setUsingAsCollateral(reserve.id, true);
emit ReserveUsedAsCollateralEnabled(asset, onBehalfOf);
}
emit Deposit(asset, msg.sender, onBehalfOf, amount, referralCode);
}
function _executeWithdraw(
address asset,
uint256 amount,
address to
) internal returns (uint256) {
DataTypes.ReserveData storage reserve = _reserves[asset];
address aToken = reserve.aTokenAddress;
uint256 userBalance = IAToken(aToken).balanceOf(msg.sender);
uint256 amountToWithdraw = amount;
if (amount == type(uint256).max) {
amountToWithdraw = userBalance;
}
ValidationLogic.validateWithdraw(reserve, amountToWithdraw, userBalance);
reserve.updateState();
reserve.updateInterestRates(asset, aToken, 0, amountToWithdraw);
if (amountToWithdraw == userBalance) {
_usersConfig[msg.sender].setUsingAsCollateral(reserve.id, false);
emit ReserveUsedAsCollateralDisabled(asset, msg.sender);
}
IAToken(aToken).burn(msg.sender, to, amountToWithdraw, reserve.liquidityIndex);
ValidationLogic.validateHealthFactor(
msg.sender,
_reserves,
_usersConfig[msg.sender],
_reservesList,
_reservesCount,
_addressesProvider.getPriceOracle()
);
emit Withdraw(asset, msg.sender, to, amountToWithdraw);
return amountToWithdraw;
}
function _executeRepay(
address asset,
uint256 amount,
uint256 rateMode,
address onBehalfOf
) internal returns (uint256) {
DataTypes.ReserveData storage reserve = _reserves[asset];
(uint256 stableDebt, uint256 variableDebt) = Helpers.getUserCurrentDebt(onBehalfOf, reserve);
DataTypes.InterestRateMode interestRateMode = DataTypes.InterestRateMode(rateMode);
ValidationLogic.validateRepay(
reserve,
amount,
interestRateMode,
onBehalfOf,
stableDebt,
variableDebt
);
uint256 paybackAmount =
interestRateMode == DataTypes.InterestRateMode.STABLE ? stableDebt : variableDebt;
if (amount < paybackAmount) {
paybackAmount = amount;
}
reserve.updateState();
if (interestRateMode == DataTypes.InterestRateMode.STABLE) {
IStableDebtToken(reserve.stableDebtTokenAddress).burn(onBehalfOf, paybackAmount);
} else {
IVariableDebtToken(reserve.variableDebtTokenAddress).burn(
onBehalfOf,
paybackAmount,
reserve.variableBorrowIndex
);
}
address aToken = reserve.aTokenAddress;
reserve.updateInterestRates(asset, aToken, paybackAmount, 0);
if (stableDebt.add(variableDebt).sub(paybackAmount) == 0) {
_usersConfig[onBehalfOf].setBorrowing(reserve.id, false);
}
IERC20(asset).safeTransferFrom(msg.sender, aToken, paybackAmount);
IAToken(aToken).handleRepayment(msg.sender, paybackAmount);
emit Repay(asset, onBehalfOf, msg.sender, paybackAmount);
return paybackAmount;
}
function _addReserveToList(address asset) internal {
uint256 reservesCount = _reservesCount;

2
contracts/protocol/tokenization/AToken.sol
View File

@ -341,7 +341,7 @@ contract AToken is
uint8 v,
bytes32 r,
bytes32 s
) external {
) external override {
require(owner != address(0), 'INVALID_OWNER');
//solium-disable-next-line
require(block.timestamp <= deadline, 'INVALID_EXPIRATION');

26
helpers/contracts-deployments.ts
View File

@ -55,12 +55,28 @@ import {
registerContractInJsonDb,
linkBytecode,
insertContractAddressInDb,
deployContract,
} from './contracts-helpers';
import { StableAndVariableTokensHelperFactory } from '../types/StableAndVariableTokensHelperFactory';
import { MintableDelegationERC20 } from '../types/MintableDelegationERC20';
import { readArtifact as buidlerReadArtifact } from '@nomiclabs/buidler/plugins';
import { HardhatRuntimeEnvironment } from 'hardhat/types';
import { LendingPoolLibraryAddresses } from '../types/LendingPoolFactory';
import { UiPoolDataProvider } from '../types';
import { verifyContract } from './etherscan-verification';
export const deployUiPoolDataProvider = async (
[incentivesController, aaveOracle]: [tEthereumAddress, tEthereumAddress],
verify?: boolean
) => {
const id = eContractid.UiPoolDataProvider;
const args: string[] = [incentivesController, aaveOracle];
const instance = await deployContract<UiPoolDataProvider>(id, args);
if (verify) {
await verifyContract(instance.address, args);
}
return instance;
};
const readArtifact = async (id: string) => {
if (DRE.network.name === eEthereumNetwork.buidlerevm) {
@ -546,7 +562,15 @@ export const deployMockVariableDebtToken = async (
};
export const deployMockAToken = async (
args: [tEthereumAddress, tEthereumAddress, tEthereumAddress, tEthereumAddress, string, string, string],
args: [
tEthereumAddress,
tEthereumAddress,
tEthereumAddress,
tEthereumAddress,
string,
string,
string
],
verify?: boolean
) => {
const instance = await withSaveAndVerify(

2
helpers/contracts-getters.ts
View File

@ -363,3 +363,5 @@ export const getFlashLiquidationAdapter = async (address?: tEthereumAddress) =>
.address,
await getFirstSigner()
);
export const getChainId = async () => (await DRE.ethers.provider.getNetwork()).chainId;

21
package-lock.json generated
View File

@ -7709,6 +7709,15 @@
"requires": {
"bn.js": "^5.0.0",
"randombytes": "^2.0.1"
},
"dependencies": {
"bn.js": {
"version": "5.2.0",
"resolved": "https://registry.npmjs.org/bn.js/-/bn.js-5.2.0.tgz",
"integrity": "sha512-D7iWRBvnZE8ecXiLj/9wbxH7Tk79fAh8IHaTNq1RWRixsS02W+5qS+iE9yq6RYl0asXx5tw0bLhmT5pIfbSquw==",
"dev": true,
"optional": true
}
}
},
"browserify-sign": {
@ -7819,9 +7828,9 @@
},
"dependencies": {
"node-gyp-build": {
"version": "3.7.0",
"resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-3.7.0.tgz",
"integrity": "sha512-L/Eg02Epx6Si2NXmedx+Okg+4UHqmaf3TNcxd50SF9NQGcJaON3AtU++kax69XV7YWz4tUspqZSAsVofhFKG2w==",
"version": "4.2.3",
"resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.2.3.tgz",
"integrity": "sha512-MN6ZpzmfNCRM+3t57PTJHgHyw/h4OWnZ6mR8P5j/uZtqQr46RRuDE/P+g3n0YR/AiYXeWixZZzaip77gdICfRg==",
"dev": true
}
}
@ -14241,9 +14250,9 @@
},
"dependencies": {
"node-gyp-build": {
"version": "3.7.0",
"resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-3.7.0.tgz",
"integrity": "sha512-L/Eg02Epx6Si2NXmedx+Okg+4UHqmaf3TNcxd50SF9NQGcJaON3AtU++kax69XV7YWz4tUspqZSAsVofhFKG2w==",
"version": "4.2.3",
"resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.2.3.tgz",
"integrity": "sha512-MN6ZpzmfNCRM+3t57PTJHgHyw/h4OWnZ6mR8P5j/uZtqQr46RRuDE/P+g3n0YR/AiYXeWixZZzaip77gdICfRg==",
"dev": true
}
}

9
package.json
View File

@ -21,7 +21,7 @@
"test": "TS_NODE_TRANSPILE_ONLY=1 hardhat test ./test-suites/test-aave/*.spec.ts",
"test-amm": "TS_NODE_TRANSPILE_ONLY=1 hardhat test ./test-suites/test-amm/*.spec.ts",
"test-amm-scenarios": "TS_NODE_TRANSPILE_ONLY=1 hardhat test ./test-suites/test-amm/__setup.spec.ts test-suites/test-amm/scenario.spec.ts",
"test-scenarios": "npx hardhat test test-suites/test-aave/__setup.spec.ts test-suites/test-aave/scenario.spec.ts",
"test-scenarios": "hardhat test test-suites/test-aave/__setup.spec.ts test-suites/test-aave/scenario.spec.ts",
"test-repay-with-collateral": "hardhat test test-suites/test-aave/__setup.spec.ts test-suites/test-aave/repay-with-collateral.spec.ts",
"test-liquidate-with-collateral": "hardhat test test-suites/test-aave/__setup.spec.ts test-suites/test-aave/flash-liquidation-with-collateral.spec.ts",
"test-liquidate-underlying": "hardhat test test-suites/test-aave/__setup.spec.ts test-suites/test-aave/liquidation-underlying.spec.ts",
@ -60,8 +60,11 @@
"ci:clean": "rm -rf ./artifacts ./cache ./types",
"print-contracts:kovan": "npm run hardhat:kovan -- print-contracts",
"print-contracts:main": "npm run hardhat:main -- print-contracts",
"print-contracts:ropsten": "npm run hardhat:ropsten -- print-contracts",
"dev:deployUIProvider": "npm run hardhat:kovan deploy-UiPoolDataProvider",
"print-contracts:ropsten": "npm run hardhat:main -- print-contracts",
"dev:deployUIProvider": "hardhat --network kovan deploy-UiPoolDataProvider --verify",
"main:deployUIProvider": "hardhat --network main deploy-UiPoolDataProvider --verify",
"matic:deployUIProvider": "hardhat --network matic deploy-UiPoolDataProvider",
"mumbai:deployUIProvider": "hardhat --network mumbai deploy-UiPoolDataProvider",
"dev:deployUniswapRepayAdapter": "hardhat --network kovan deploy-UniswapRepayAdapter --provider 0x88757f2f99175387aB4C6a4b3067c77A695b0349 --router 0xfcd87315f0e4067070ade8682fcdbc3006631441 --weth 0xd0a1e359811322d97991e03f863a0c30c2cf029c",
"dev:UniswapLiquiditySwapAdapter": "hardhat --network kovan deploy-UniswapLiquiditySwapAdapter --provider 0x88757f2f99175387aB4C6a4b3067c77A695b0349 --router 0xfcd87315f0e4067070ade8682fcdbc3006631441 --weth 0xd0a1e359811322d97991e03f863a0c30c2cf029c",
"main:deployUniswapRepayAdapter": "hardhat --network main deploy-UniswapRepayAdapter --provider 0xB53C1a33016B2DC2fF3653530bfF1848a515c8c5 --router 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D --weth 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2",

41
tasks/deployments/deploy-UiPoolDataProvider.ts
View File

@ -1,27 +1,44 @@
import { task } from 'hardhat/config';
import { UiPoolDataProviderFactory } from '../../types';
import { verifyContract } from '../../helpers/etherscan-verification';
import { eContractid } from '../../helpers/types';
import { eContractid, eEthereumNetwork, ePolygonNetwork } from '../../helpers/types';
import { deployUiPoolDataProvider } from '../../helpers/contracts-deployments';
task(`deploy-${eContractid.UiPoolDataProvider}`, `Deploys the UiPoolDataProvider contract`)
.addFlag('verify', 'Verify UiPoolDataProvider contract via Etherscan API.')
.setAction(async ({ verify }, localBRE) => {
await localBRE.run('set-DRE');
if (!localBRE.network.config.chainId) {
throw new Error('INVALID_CHAIN_ID');
}
const addressesByNetwork = {
[eEthereumNetwork.kovan]: {
incentivesController: '0x0000000000000000000000000000000000000000',
aaveOracle: '0x8fb777d67e9945e2c01936e319057f9d41d559e6',
},
[eEthereumNetwork.main]: {
incentivesController: '0xd784927Ff2f95ba542BfC824c8a8a98F3495f6b5',
aaveOracle: '0xa50ba011c48153de246e5192c8f9258a2ba79ca9',
},
[ePolygonNetwork.matic]: {
incentivesController: '0x357D51124f59836DeD84c8a1730D72B749d8BC23',
aaveOracle: '0x21451bD7b528896B4AB2b9764b521D6ed641708d',
},
[ePolygonNetwork.mumbai]: {
incentivesController: '0xd41aE58e803Edf4304334acCE4DC4Ec34a63C644',
aaveOracle: '0xC365C653f7229894F93994CD0b30947Ab69Ff1D5',
},
};
console.log(`\n- UiPoolDataProvider deployment`);
console.log(`\tDeploying UiPoolDataProvider implementation ...`);
const uiPoolDataProvider = await new UiPoolDataProviderFactory(
await localBRE.ethers.provider.getSigner()
).deploy();
await uiPoolDataProvider.deployTransaction.wait();
console.log('uiPoolDataProvider.address', uiPoolDataProvider.address);
await verifyContract(uiPoolDataProvider.address, []);
const UiPoolDataProvider = await deployUiPoolDataProvider(
[
addressesByNetwork[localBRE.network.name].incentivesController,
addressesByNetwork[localBRE.network.name].aaveOracle,
],
verify
);
console.log(`\tFinished UiPoolDataProvider proxy and implementation deployment`);
console.log(`\tFinished UiPoolDataProvider deployment: ${UiPoolDataProvider.address}`);
});

258
test-suites/test-aave/helpers/actions.ts
View File

@ -16,6 +16,7 @@ import {
calcExpectedUserDataAfterWithdraw,
} from './utils/calculations';
import { getReserveAddressFromSymbol, getReserveData, getUserData } from './utils/helpers';
import { buildPermitParams, getSignatureFromTypedData } from '../../../helpers/contracts-helpers';
import { convertToCurrencyDecimals } from '../../../helpers/contracts-helpers';
import {
@ -23,6 +24,7 @@ import {
getMintableERC20,
getStableDebtToken,
getVariableDebtToken,
getChainId,
} from '../../../helpers/contracts-getters';
import { MAX_UINT_AMOUNT, ONE_YEAR } from '../../../helpers/constants';
import { SignerWithAddress, TestEnv } from './make-suite';
@ -30,9 +32,10 @@ import { advanceTimeAndBlock, DRE, timeLatest, waitForTx } from '../../../helper
import chai from 'chai';
import { ReserveData, UserReserveData } from './utils/interfaces';
import { ContractReceipt } from 'ethers';
import { ContractReceipt, Wallet } from 'ethers';
import { AToken } from '../../../types/AToken';
import { RateMode, tEthereumAddress } from '../../../helpers/types';
import { MintableERC20Factory } from '../../../types';
const { expect } = chai;
@ -349,7 +352,7 @@ export const borrow = async (
);
const amountToBorrow = await convertToCurrencyDecimals(reserve, amount);
if (expectedResult === 'success') {
const txResult = await waitForTx(
await pool
@ -515,6 +518,257 @@ export const repay = async (
}
};
export const depositWithPermit = async (
reserveSymbol: string,
amount: string,
sender: SignerWithAddress,
senderPk: string,
onBehalfOf: tEthereumAddress,
sendValue: string,
expectedResult: string,
testEnv: TestEnv,
revertMessage?: string
) => {
const { pool } = testEnv;
const reserve = await getReserveAddressFromSymbol(reserveSymbol);
const amountToDeposit = await convertToCurrencyDecimals(reserve, amount);
const chainId = await getChainId();
const token = new MintableERC20Factory(sender.signer).attach(reserve);
const highDeadline = '100000000000000000000000000';
const nonce = await token._nonces(sender.address);
const msgParams = buildPermitParams(
chainId,
reserve,
'1',
reserveSymbol,
sender.address,
pool.address,
nonce.toNumber(),
highDeadline,
amountToDeposit.toString()
);
const { v, r, s } = getSignatureFromTypedData(senderPk, msgParams);
const txOptions: any = {};
const { reserveData: reserveDataBefore, userData: userDataBefore } = await getContractsData(
reserve,
onBehalfOf,
testEnv,
sender.address
);
if (sendValue) {
txOptions.value = await convertToCurrencyDecimals(reserve, sendValue);
}
if (expectedResult === 'success') {
const txResult = await waitForTx(
await pool
.connect(sender.signer)
.depositWithPermit(
reserve,
amountToDeposit,
onBehalfOf,
'0',
highDeadline,
v,
r,
s,
txOptions
)
);
const {
reserveData: reserveDataAfter,
userData: userDataAfter,
timestamp,
} = await getContractsData(reserve, onBehalfOf, testEnv, sender.address);
const { txCost, txTimestamp } = await getTxCostAndTimestamp(txResult);
const expectedReserveData = calcExpectedReserveDataAfterDeposit(
amountToDeposit.toString(),
reserveDataBefore,
txTimestamp
);
const expectedUserReserveData = calcExpectedUserDataAfterDeposit(
amountToDeposit.toString(),
reserveDataBefore,
expectedReserveData,
userDataBefore,
txTimestamp,
timestamp,
txCost
);
expectEqual(reserveDataAfter, expectedReserveData);
expectEqual(userDataAfter, expectedUserReserveData);
// truffleAssert.eventEmitted(txResult, "Deposit", (ev: any) => {
// const {_reserve, _user, _amount} = ev;
// return (
// _reserve === reserve &&
// _user === user &&
// new BigNumber(_amount).isEqualTo(new BigNumber(amountToDeposit))
// );
// });
} else if (expectedResult === 'revert') {
await expect(
pool
.connect(sender.signer)
.depositWithPermit(
reserve,
amountToDeposit,
onBehalfOf,
'0',
highDeadline,
v,
r,
s,
txOptions
),
revertMessage
).to.be.reverted;
}
};
export const repayWithPermit = async (
reserveSymbol: string,
amount: string,
rateMode: string,
user: SignerWithAddress,
userPk: string,
onBehalfOf: SignerWithAddress,
sendValue: string,
expectedResult: string,
testEnv: TestEnv,
revertMessage?: string
) => {
const { pool } = testEnv;
const reserve = await getReserveAddressFromSymbol(reserveSymbol);
const highDeadline = '100000000000000000000000000';
const { reserveData: reserveDataBefore, userData: userDataBefore } = await getContractsData(
reserve,
onBehalfOf.address,
testEnv
);
let amountToRepay = '0';
if (amount !== '-1') {
amountToRepay = (await convertToCurrencyDecimals(reserve, amount)).toString();
} else {
amountToRepay = MAX_UINT_AMOUNT;
}
amountToRepay = '0x' + new BigNumber(amountToRepay).toString(16);
const chainId = await getChainId();
const token = new MintableERC20Factory(user.signer).attach(reserve);
const nonce = await token._nonces(user.address);
const msgParams = buildPermitParams(
chainId,
reserve,
'1',
reserveSymbol,
user.address,
pool.address,
nonce.toNumber(),
highDeadline,
amountToRepay
);
const { v, r, s } = getSignatureFromTypedData(userPk, msgParams);
const txOptions: any = {};
if (sendValue) {
const valueToSend = await convertToCurrencyDecimals(reserve, sendValue);
txOptions.value = '0x' + new BigNumber(valueToSend.toString()).toString(16);
}
if (expectedResult === 'success') {
const txResult = await waitForTx(
await pool
.connect(user.signer)
.repayWithPermit(
reserve,
amountToRepay,
rateMode,
onBehalfOf.address,
highDeadline,
v,
r,
s,
txOptions
)
);
const { txCost, txTimestamp } = await getTxCostAndTimestamp(txResult);
const {
reserveData: reserveDataAfter,
userData: userDataAfter,
timestamp,
} = await getContractsData(reserve, onBehalfOf.address, testEnv);
const expectedReserveData = calcExpectedReserveDataAfterRepay(
amountToRepay,
<RateMode>rateMode,
reserveDataBefore,
userDataBefore,
txTimestamp,
timestamp
);
const expectedUserData = calcExpectedUserDataAfterRepay(
amountToRepay,
<RateMode>rateMode,
reserveDataBefore,
expectedReserveData,
userDataBefore,
user.address,
onBehalfOf.address,
txTimestamp,
timestamp
);
expectEqual(reserveDataAfter, expectedReserveData);
expectEqual(userDataAfter, expectedUserData);
// truffleAssert.eventEmitted(txResult, "Repay", (ev: any) => {
// const {_reserve, _user, _repayer} = ev;
// return (
// _reserve.toLowerCase() === reserve.toLowerCase() &&
// _user.toLowerCase() === onBehalfOf.toLowerCase() &&
// _repayer.toLowerCase() === user.toLowerCase()
// );
// });
} else if (expectedResult === 'revert') {
await expect(
pool
.connect(user.signer)
.repayWithPermit(
reserve,
amountToRepay,
rateMode,
onBehalfOf.address,
highDeadline,
v,
r,
s,
txOptions
),
revertMessage
).to.be.reverted;
}
};
export const setUseAsCollateral = async (
reserveSymbol: string,
user: SignerWithAddress,

67
test-suites/test-aave/helpers/scenario-engine.ts
View File

@ -10,8 +10,11 @@ import {
swapBorrowRateMode,
rebalanceStableBorrowRate,
delegateBorrowAllowance,
repayWithPermit,
depositWithPermit,
} from './actions';
import { RateMode } from '../../../helpers/types';
import { Wallet } from '@ethersproject/wallet';
export interface Action {
name: string;
@ -73,6 +76,12 @@ const executeAction = async (action: Action, users: SignerWithAddress[], testEnv
const user = users[parseInt(userIndex)];
const userPrivateKey = require('../../../test-wallets.js').accounts[parseInt(userIndex) + 1]
.secretKey;
if (!userPrivateKey) {
throw new Error('INVALID_OWNER_PK');
}
switch (name) {
case 'mint':
const { amount } = action.args;
@ -111,6 +120,30 @@ const executeAction = async (action: Action, users: SignerWithAddress[], testEnv
);
}
break;
case 'depositWithPermit':
{
const { amount, sendValue, onBehalfOf: onBehalfOfIndex } = action.args;
const onBehalfOf = onBehalfOfIndex
? users[parseInt(onBehalfOfIndex)].address
: user.address;
if (!amount || amount === '') {
throw `Invalid amount to deposit into the ${reserve} reserve`;
}
await depositWithPermit(
reserve,
amount,
user,
userPrivateKey,
onBehalfOf,
sendValue,
expected,
testEnv,
revertMessage
);
}
break;
case 'delegateBorrowAllowance':
{
@ -203,6 +236,40 @@ const executeAction = async (action: Action, users: SignerWithAddress[], testEnv
}
break;
case 'repayWithPermit':
{
const { amount, borrowRateMode, sendValue, deadline } = action.args;
let { onBehalfOf: onBehalfOfIndex } = action.args;
if (!amount || amount === '') {
throw `Invalid amount to repay into the ${reserve} reserve`;
}
let userToRepayOnBehalf: SignerWithAddress;
if (!onBehalfOfIndex || onBehalfOfIndex === '') {
console.log(
'WARNING: No onBehalfOf specified for a repay action. Defaulting to the repayer address'
);
userToRepayOnBehalf = user;
} else {
userToRepayOnBehalf = users[parseInt(onBehalfOfIndex)];
}
await repayWithPermit(
reserve,
amount,
rateMode,
user,
userPrivateKey,
userToRepayOnBehalf,
sendValue,
expected,
testEnv,
revertMessage
);
}
break;
case 'setUseAsCollateral':
{
const { useAsCollateral } = action.args;

191
test-suites/test-aave/helpers/scenarios/borrow-repayWithPermit-variable.json Normal file
View File

@ -0,0 +1,191 @@
{
"title": "LendingPool: Borrow/repay with permit with Permit (variable rate)",
"description": "Test cases for the borrow function, variable mode.",
"stories": [
{
"description": "User 2 deposits with permit 1 DAI to account for rounding errors",
"actions": [
{
"name": "mint",
"args": {
"reserve": "DAI",
"amount": "1",
"user": "2"
},
"expected": "success"
},
{
"name": "depositWithPermit",
"args": {
"reserve": "DAI",
"amount": "1",
"user": "2"
},
"expected": "success"
}
]
},
{
"description": "User 0 deposits with permit 1000 DAI, user 1 deposits 1 WETH as collateral and borrows 100 DAI at variable rate",
"actions": [
{
"name": "mint",
"args": {
"reserve": "DAI",
"amount": "1000",
"user": "0"
},
"expected": "success"
},
{
"name": "depositWithPermit",
"args": {
"reserve": "DAI",
"amount": "1000",
"user": "0"
},
"expected": "success"
},
{
"name": "mint",
"args": {
"reserve": "WETH",
"amount": "1",
"user": "1"
},
"expected": "success"
},
{
"name": "approve",
"args": {
"reserve": "WETH",
"user": "1"
},
"expected": "success"
},
{
"name": "deposit",
"args": {
"reserve": "WETH",
"amount": "1",
"user": "1"
},
"expected": "success"
},
{
"name": "borrow",
"args": {
"reserve": "DAI",
"amount": "100",
"borrowRateMode": "variable",
"user": "1",
"timeTravel": "365"
},
"expected": "success"
}
]
},
{
"description": "User 1 tries to borrow the rest of the DAI liquidity (revert expected)",
"actions": [
{
"name": "borrow",
"args": {
"reserve": "DAI",
"amount": "900",
"borrowRateMode": "variable",
"user": "1"
},
"expected": "revert",
"revertMessage": "There is not enough collateral to cover a new borrow"
}
]
},
{
"description": "User 1 tries to repay with permit 0 DAI (revert expected)",
"actions": [
{
"name": "repayWithPermit",
"args": {
"reserve": "DAI",
"amount": "0",
"user": "1",
"onBehalfOf": "1"
},
"expected": "revert",
"revertMessage": "Amount must be greater than 0"
}
]
},
{
"description": "User 1 repays with permit a small amount of DAI, enough to cover a small part of the interest",
"actions": [
{
"name": "repayWithPermit",
"args": {
"reserve": "DAI",
"amount": "1.25",
"user": "1",
"onBehalfOf": "1",
"borrowRateMode": "variable"
},
"expected": "success"
}
]
},
{
"description": "User 1 repays with permit the DAI borrow after one year",
"actions": [
{
"name": "mint",
"description": "Mint 10 DAI to cover the interest",
"args": {
"reserve": "DAI",
"amount": "10",
"user": "1"
},
"expected": "success"
},
{
"name": "repayWithPermit",
"args": {
"reserve": "DAI",
"amount": "-1",
"user": "1",
"onBehalfOf": "1",
"borrowRateMode": "variable"
},
"expected": "success"
}
]
},
{
"description": "User 0 withdraws the deposited DAI plus interest",
"actions": [
{
"name": "withdraw",
"args": {
"reserve": "DAI",
"amount": "-1",
"user": "0"
},
"expected": "success"
}
]
},
{
"description": "User 1 withdraws the collateral",
"actions": [
{
"name": "withdraw",
"args": {
"reserve": "WETH",
"amount": "-1",
"user": "1"
},
"expected": "success"
}
]
}
]
}

2
test-suites/test-aave/scenario.spec.ts
View File

@ -35,7 +35,7 @@ fs.readdirSync(scenarioFolder).forEach((file) => {
for (const story of scenario.stories) {
it(story.description, async function () {
// Retry the test scenarios up to 4 times if an error happens, due erratic HEVM network errors
// Retry the test scenarios up to 4 times in case random HEVM network errors happen
this.retries(4);
await executeStory(story, testEnv);
});

2
test-suites/test-amm/scenario.spec.ts
View File

@ -35,7 +35,7 @@ fs.readdirSync(scenarioFolder).forEach((file) => {
for (const story of scenario.stories) {
it(story.description, async function () {
// Retry the test scenarios up to 4 times if an error happens, due erratic HEVM network errors
// Retry the test scenarios up to 4 times in case random HEVM network errors happen
this.retries(4);
await executeStory(story, testEnv);
});