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chore: forge fmt

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This commit is contained in:
pistomat
2024-03-27 10:43:02 +01:00
parent 3dc290c3df
commit 87c0c8baba
6 changed files with 271 additions and 231 deletions
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5
evm/src/balancer-v2/BalancerV2SwapAdapter.sol
View File

@@ -477,9 +477,8 @@ interface IVault {
uint256 lastChangeBlock
);
enum SwapKind
/// The number of tokens to send to the Pool is known
{
enum SwapKind {
/// The number of tokens to send to the Pool is known
GIVEN_IN,
/// The number of tokens to take from the Pool is known
GIVEN_OUT

351
evm/src/integral/IntegralSwapAdapter.sol
View File

@@ -3,12 +3,15 @@ pragma solidity ^0.8.13;
import {IERC20, ISwapAdapter} from "src/interfaces/ISwapAdapter.sol";
import {ERC20} from "openzeppelin-contracts/contracts/token/ERC20/ERC20.sol";
import {SafeERC20} from "openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol";
import {SafeERC20} from
"openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol";
/// @dev Integral submitted deadline of 3600 seconds (1 hour) to Paraswap, but it is not strictly necessary to be this long
/// as the contract allows less durations, we use 1000 seconds (15 minutes) as a deadline
/// @dev Integral submitted deadline of 3600 seconds (1 hour) to Paraswap, but
/// it is not strictly necessary to be this long
/// as the contract allows less durations, we use 1000 seconds (15 minutes) as a
/// deadline
uint256 constant SWAP_DEADLINE_SEC = 1000;
uint256 constant STANDARD_TOKEN_DECIMALS = 10**18;
uint256 constant STANDARD_TOKEN_DECIMALS = 10 ** 18;
/// @title Integral Swap Adapter
contract IntegralSwapAdapter is ISwapAdapter {
@@ -21,12 +24,18 @@ contract IntegralSwapAdapter is ISwapAdapter {
}
/// @inheritdoc ISwapAdapter
/// @dev Integral always relies on a single pool linked to the factory to map two pairs, and does not use routing
/// we can then use getPriceByTokenAddresses() instead of getPriceByPairAddresses()
/// as they both return the same value and the first also handles the order of tokens inside.
/// @dev Since the price of a token is determined externally by Integral Oracles and not by reserves
/// it will always be the same (pre and post trade) and independent of the amounts swapped,
/// but we still return an array of length=specifiedAmounts.length with same values to make sure the return value is the expected from caller.
/// @dev Integral always relies on a single pool linked to the factory to
/// map two pairs, and does not use routing
/// we can then use getPriceByTokenAddresses() instead of
/// getPriceByPairAddresses()
/// as they both return the same value and the first also handles the order
/// of tokens inside.
/// @dev Since the price of a token is determined externally by Integral
/// Oracles and not by reserves
/// it will always be the same (pre and post trade) and independent of the
/// amounts swapped,
/// but we still return an array of length=specifiedAmounts.length with same
/// values to make sure the return value is the expected from caller.
function price(
bytes32,
IERC20 _sellToken,
@@ -34,8 +43,9 @@ contract IntegralSwapAdapter is ISwapAdapter {
uint256[] memory _specifiedAmounts
) external view override returns (Fraction[] memory _prices) {
_prices = new Fraction[](_specifiedAmounts.length);
Fraction memory price = getPriceAt(address(_sellToken), address(_buyToken));
Fraction memory price =
getPriceAt(address(_sellToken), address(_buyToken));
for (uint256 i = 0; i < _specifiedAmounts.length; i++) {
_prices[i] = price;
}
@@ -54,12 +64,12 @@ contract IntegralSwapAdapter is ISwapAdapter {
}
uint256 gasBefore = gasleft();
if (side == OrderSide.Sell) { // sell
trade.calculatedAmount =
sell(sellToken, buyToken, specifiedAmount);
} else { // buy
trade.calculatedAmount =
buy(sellToken, buyToken, specifiedAmount);
if (side == OrderSide.Sell) {
// sell
trade.calculatedAmount = sell(sellToken, buyToken, specifiedAmount);
} else {
// buy
trade.calculatedAmount = buy(sellToken, buyToken, specifiedAmount);
}
trade.gasUsed = gasBefore - gasleft();
trade.price = getPriceAt(address(sellToken), address(buyToken));
@@ -72,21 +82,17 @@ contract IntegralSwapAdapter is ISwapAdapter {
override
returns (uint256[] memory limits)
{
(
,
,
,
uint256 limitMax0,
,
uint256 limitMax1
) = relayer.getPoolState(address(sellToken), address(buyToken));
(,,, uint256 limitMax0,, uint256 limitMax1) =
relayer.getPoolState(address(sellToken), address(buyToken));
limits = new uint256[](2);
limits[0] = limitMax0;
limits[1] = limitMax1;
/**
* @dev minLimits in integral are the args: 2(for sellToken, the one before limitMax0)
* and 4(for buyToken, the one before limitMax1) of the function relayer.getPoolState(sellToken, buyToken);
/**
* @dev minLimits in integral are the args: 2(for sellToken, the one
* before limitMax0)
* and 4(for buyToken, the one before limitMax1) of the function
* relayer.getPoolState(sellToken, buyToken);
* an implementation of them can be found in the test of this adapter
*/
}
@@ -141,12 +147,12 @@ contract IntegralSwapAdapter is ISwapAdapter {
/// @param buyToken The address of the token being bought.
/// @param amount The amount to be traded.
/// @return uint256 The amount of tokens received.
function sell(
IERC20 sellToken,
IERC20 buyToken,
uint256 amount
) internal returns (uint256) {
uint256 amountOut = relayer.quoteSell(address(sellToken), address(buyToken), amount);
function sell(IERC20 sellToken, IERC20 buyToken, uint256 amount)
internal
returns (uint256)
{
uint256 amountOut =
relayer.quoteSell(address(sellToken), address(buyToken), amount);
if (amountOut == 0) {
revert Unavailable("AmountOut is zero!");
}
@@ -154,15 +160,17 @@ contract IntegralSwapAdapter is ISwapAdapter {
sellToken.safeTransferFrom(msg.sender, address(this), amount);
sellToken.safeIncreaseAllowance(address(relayer), amount);
relayer.sell(ITwapRelayer.SellParams({
tokenIn: address(sellToken),
tokenOut: address(buyToken),
wrapUnwrap: false,
to: msg.sender,
submitDeadline: uint32(block.timestamp + SWAP_DEADLINE_SEC),
amountIn: amount,
amountOutMin: amountOut
}));
relayer.sell(
ITwapRelayer.SellParams({
tokenIn: address(sellToken),
tokenOut: address(buyToken),
wrapUnwrap: false,
to: msg.sender,
submitDeadline: uint32(block.timestamp + SWAP_DEADLINE_SEC),
amountIn: amount,
amountOutMin: amountOut
})
);
return amountOut;
}
@@ -172,12 +180,13 @@ contract IntegralSwapAdapter is ISwapAdapter {
/// @param buyToken The address of the token being bought.
/// @param amountBought The amount of buyToken tokens to buy.
/// @return uint256 The amount of tokens received.
function buy(
IERC20 sellToken,
IERC20 buyToken,
uint256 amountBought
) internal returns (uint256) {
uint256 amountIn = relayer.quoteBuy(address(sellToken), address(buyToken), amountBought);
function buy(IERC20 sellToken, IERC20 buyToken, uint256 amountBought)
internal
returns (uint256)
{
uint256 amountIn = relayer.quoteBuy(
address(sellToken), address(buyToken), amountBought
);
if (amountIn == 0) {
revert Unavailable("AmountIn is zero!");
}
@@ -185,15 +194,17 @@ contract IntegralSwapAdapter is ISwapAdapter {
sellToken.safeTransferFrom(msg.sender, address(this), amountIn);
sellToken.safeIncreaseAllowance(address(relayer), amountIn);
relayer.buy(ITwapRelayer.BuyParams({
tokenIn: address(sellToken),
tokenOut: address(buyToken),
wrapUnwrap: false,
to: msg.sender,
submitDeadline: uint32(block.timestamp + SWAP_DEADLINE_SEC),
amountInMax: amountIn,
amountOut: amountBought
}));
relayer.buy(
ITwapRelayer.BuyParams({
tokenIn: address(sellToken),
tokenOut: address(buyToken),
wrapUnwrap: false,
to: msg.sender,
submitDeadline: uint32(block.timestamp + SWAP_DEADLINE_SEC),
amountInMax: amountIn,
amountOut: amountBought
})
);
return amountIn;
}
@@ -201,30 +212,43 @@ contract IntegralSwapAdapter is ISwapAdapter {
/// @notice Get swap price including fee
/// @param sellToken token to sell
/// @param buyToken token to buy
function getPriceAt(address sellToken, address buyToken) internal view returns(Fraction memory) {
uint256 priceWithoutFee = relayer.getPriceByTokenAddresses(address(sellToken), address(buyToken));
function getPriceAt(address sellToken, address buyToken)
internal
view
returns (Fraction memory)
{
uint256 priceWithoutFee = relayer.getPriceByTokenAddresses(
address(sellToken), address(buyToken)
);
ITwapFactory factory = ITwapFactory(relayer.factory());
address pairAddress = factory.getPair(address(sellToken), address(buyToken));
address pairAddress =
factory.getPair(address(sellToken), address(buyToken));
// get swapFee formatted; swapFee is a constant
uint256 swapFeeFormatted = (STANDARD_TOKEN_DECIMALS - relayer.swapFee(pairAddress));
uint256 swapFeeFormatted =
(STANDARD_TOKEN_DECIMALS - relayer.swapFee(pairAddress));
// get token decimals
uint256 sellTokenDecimals = 10**ERC20(sellToken).decimals();
uint256 buyTokenDecimals = 10**ERC20(buyToken).decimals();
uint256 sellTokenDecimals = 10 ** ERC20(sellToken).decimals();
uint256 buyTokenDecimals = 10 ** ERC20(buyToken).decimals();
/**
* @dev
* Denominator works as a "standardizer" for the price rather than a reserve value
* as Integral takes prices from oracles and do not operate with reserves;
* Denominator works as a "standardizer" for the price rather than a
* reserve value
* as Integral takes prices from oracles and do not operate with
* reserves;
* it is therefore used to maintain integrity for the Fraction division,
* as numerator and denominator could have different token decimals(es. ETH(18)-USDC(6)).
* Both numerator and denominator are also multiplied by STANDARD_TOKEN_DECIMALS
* as numerator and denominator could have different token decimals(es.
* ETH(18)-USDC(6)).
* Both numerator and denominator are also multiplied by
* STANDARD_TOKEN_DECIMALS
* to ensure that precision losses are minimized or null.
*/
return Fraction(
priceWithoutFee * STANDARD_TOKEN_DECIMALS,
STANDARD_TOKEN_DECIMALS * sellTokenDecimals * swapFeeFormatted / buyTokenDecimals
STANDARD_TOKEN_DECIMALS * sellTokenDecimals * swapFeeFormatted
/ buyTokenDecimals
);
}
}
@@ -276,8 +300,12 @@ interface ITwapRelayer {
uint256 amountIn,
uint256 indexed delayOrderId
);
event RebalanceSellWithOneInch(address indexed oneInchRouter, uint256 gas, bytes data);
event OneInchRouterWhitelisted(address indexed oneInchRouter, bool whitelisted);
event RebalanceSellWithOneInch(
address indexed oneInchRouter, uint256 gas, bytes data
);
event OneInchRouterWhitelisted(
address indexed oneInchRouter, bool whitelisted
);
function factory() external pure returns (address);
@@ -289,7 +317,10 @@ interface ITwapRelayer {
function rebalancer() external view returns (address);
function isOneInchRouterWhitelisted(address oneInchRouter) external view returns (bool);
function isOneInchRouterWhitelisted(address oneInchRouter)
external
view
returns (bool);
function setOwner(address _owner) external;
@@ -309,19 +340,26 @@ interface ITwapRelayer {
function tokenLimitMin(address token) external pure returns (uint256);
function tokenLimitMaxMultiplier(address token) external pure returns (uint256);
function tokenLimitMaxMultiplier(address token)
external
pure
returns (uint256);
function tolerance(address pair) external pure returns (uint16);
function setRebalancer(address _rebalancer) external;
function whitelistOneInchRouter(address oneInchRouter, bool whitelisted) external;
function whitelistOneInchRouter(address oneInchRouter, bool whitelisted)
external;
function getTolerance(address pair) external pure returns (uint16);
function getTokenLimitMin(address token) external pure returns (uint256);
function getTokenLimitMaxMultiplier(address token) external pure returns (uint256);
function getTokenLimitMaxMultiplier(address token)
external
pure
returns (uint256);
function getTwapInterval(address pair) external pure returns (uint32);
@@ -335,7 +373,10 @@ interface ITwapRelayer {
uint32 submitDeadline;
}
function sell(SellParams memory sellParams) external payable returns (uint256 orderId);
function sell(SellParams memory sellParams)
external
payable
returns (uint256 orderId);
struct BuyParams {
address tokenIn;
@@ -347,18 +388,20 @@ interface ITwapRelayer {
uint32 submitDeadline;
}
function buy(BuyParams memory buyParams) external payable returns (uint256 orderId);
function buy(BuyParams memory buyParams)
external
payable
returns (uint256 orderId);
function getPriceByPairAddress(address pair, bool inverted)
external
view
returns (
uint8 xDecimals,
uint8 yDecimals,
uint256 price
);
returns (uint8 xDecimals, uint8 yDecimals, uint256 price);
function getPriceByTokenAddresses(address tokenIn, address tokenOut) external view returns (uint256 price);
function getPriceByTokenAddresses(address tokenIn, address tokenOut)
external
view
returns (uint256 price);
function getPoolState(address token0, address token1)
external
@@ -372,29 +415,19 @@ interface ITwapRelayer {
uint256 limitMax1
);
function quoteSell(
address tokenIn,
address tokenOut,
uint256 amountIn
) external view returns (uint256 amountOut);
function quoteSell(address tokenIn, address tokenOut, uint256 amountIn)
external
view
returns (uint256 amountOut);
function quoteBuy(
address tokenIn,
address tokenOut,
uint256 amountOut
) external view returns (uint256 amountIn);
function quoteBuy(address tokenIn, address tokenOut, uint256 amountOut)
external
view
returns (uint256 amountIn);
function approve(
address token,
uint256 amount,
address to
) external;
function approve(address token, uint256 amount, address to) external;
function withdraw(
address token,
uint256 amount,
address to
) external;
function withdraw(address token, uint256 amount, address to) external;
function rebalanceSellWithDelay(
address tokenIn,
@@ -412,12 +445,17 @@ interface ITwapRelayer {
}
interface ITwapFactory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint256);
event PairCreated(
address indexed token0, address indexed token1, address pair, uint256
);
event OwnerSet(address owner);
function owner() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function getPair(address tokenA, address tokenB)
external
view
returns (address pair);
function allPairs(uint256) external view returns (address pair);
@@ -432,41 +470,19 @@ interface ITwapFactory {
function setOwner(address) external;
function setMintFee(
address tokenA,
address tokenB,
uint256 fee
) external;
function setMintFee(address tokenA, address tokenB, uint256 fee) external;
function setBurnFee(
address tokenA,
address tokenB,
uint256 fee
) external;
function setBurnFee(address tokenA, address tokenB, uint256 fee) external;
function setSwapFee(
address tokenA,
address tokenB,
uint256 fee
) external;
function setSwapFee(address tokenA, address tokenB, uint256 fee) external;
function setOracle(
address tokenA,
address tokenB,
address oracle
) external;
function setOracle(address tokenA, address tokenB, address oracle)
external;
function setTrader(
address tokenA,
address tokenB,
address trader
) external;
function setTrader(address tokenA, address tokenB, address trader)
external;
function collect(
address tokenA,
address tokenB,
address to
) external;
function collect(address tokenA, address tokenB, address to) external;
function withdraw(
address tokenA,
@@ -491,20 +507,39 @@ interface ITwapERC20 is IERC20 {
bytes32 s
) external;
function increaseAllowance(address spender, uint256 addedValue) external returns (bool);
function increaseAllowance(address spender, uint256 addedValue)
external
returns (bool);
function decreaseAllowance(address spender, uint256 subtractedValue) external returns (bool);
function decreaseAllowance(address spender, uint256 subtractedValue)
external
returns (bool);
}
interface IReserves {
function getReserves() external view returns (uint112 reserve0, uint112 reserve1);
function getReserves()
external
view
returns (uint112 reserve0, uint112 reserve1);
function getFees() external view returns (uint256 fee0, uint256 fee1);
}
interface ITwapPair is ITwapERC20, IReserves {
event Mint(address indexed sender, uint256 amount0In, uint256 amount1In, uint256 liquidityOut, address indexed to);
event Burn(address indexed sender, uint256 amount0Out, uint256 amount1Out, uint256 liquidityIn, address indexed to);
event Mint(
address indexed sender,
uint256 amount0In,
uint256 amount1In,
uint256 liquidityOut,
address indexed to
);
event Burn(
address indexed sender,
uint256 amount0Out,
uint256 amount1Out,
uint256 liquidityIn,
address indexed to
);
event Swap(
address indexed sender,
uint256 amount0In,
@@ -541,7 +576,9 @@ interface ITwapPair is ITwapERC20, IReserves {
function setBurnFee(uint256 fee) external;
function burn(address to) external returns (uint256 amount0, uint256 amount1);
function burn(address to)
external
returns (uint256 amount0, uint256 amount1);
function swapFee() external view returns (uint256);
@@ -569,15 +606,33 @@ interface ITwapPair is ITwapERC20, IReserves {
address _trader
) external;
function getSwapAmount0In(uint256 amount1Out, bytes calldata data) external view returns (uint256 swapAmount0In);
function getSwapAmount0In(uint256 amount1Out, bytes calldata data)
external
view
returns (uint256 swapAmount0In);
function getSwapAmount1In(uint256 amount0Out, bytes calldata data) external view returns (uint256 swapAmount1In);
function getSwapAmount1In(uint256 amount0Out, bytes calldata data)
external
view
returns (uint256 swapAmount1In);
function getSwapAmount0Out(uint256 amount1In, bytes calldata data) external view returns (uint256 swapAmount0Out);
function getSwapAmount0Out(uint256 amount1In, bytes calldata data)
external
view
returns (uint256 swapAmount0Out);
function getSwapAmount1Out(uint256 amount0In, bytes calldata data) external view returns (uint256 swapAmount1Out);
function getSwapAmount1Out(uint256 amount0In, bytes calldata data)
external
view
returns (uint256 swapAmount1Out);
function getDepositAmount0In(uint256 amount0, bytes calldata data) external view returns (uint256 depositAmount0In);
function getDepositAmount0In(uint256 amount0, bytes calldata data)
external
view
returns (uint256 depositAmount0In);
function getDepositAmount1In(uint256 amount1, bytes calldata data) external view returns (uint256 depositAmount1In);
function getDepositAmount1In(uint256 amount1, bytes calldata data)
external
view
returns (uint256 depositAmount1In);
}

5
evm/src/uniswap-v2/UniswapV2SwapAdapter.sol
View File

@@ -87,10 +87,9 @@ contract UniswapV2SwapAdapter is ISwapAdapter {
buy(pair, sellToken, zero2one, r0, r1, specifiedAmount);
}
trade.gasUsed = gasBefore - gasleft();
if(side == OrderSide.Sell) {
if (side == OrderSide.Sell) {
trade.price = getPriceAt(specifiedAmount, r0, r1);
}
else {
} else {
trade.price = getPriceAt(trade.calculatedAmount, r0, r1);
}
}

129
evm/test/IntegralSwapAdapter.t.sol
View File

@@ -1,103 +1,97 @@
// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.13;
import "forge-std/Test.sol";
import "openzeppelin-contracts/contracts/interfaces/IERC20.sol";
import "src/interfaces/ISwapAdapterTypes.sol";
import "src/libraries/FractionMath.sol";
import "src/integral/IntegralSwapAdapter.sol";
contract IntegralSwapAdapterTest is Test, ISwapAdapterTypes {
using FractionMath for Fraction;
IntegralSwapAdapter adapter;
ITwapRelayer relayer;
IERC20 constant WETH = IERC20(0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2);
IERC20 constant USDC = IERC20(0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48);
address constant USDC_WETH_PAIR =
0x2fe16Dd18bba26e457B7dD2080d5674312b026a2;
address constant relayerAddress =
0xd17b3c9784510E33cD5B87b490E79253BcD81e2E;
address constant USDC_WETH_PAIR = 0x2fe16Dd18bba26e457B7dD2080d5674312b026a2;
address constant relayerAddress = 0xd17b3c9784510E33cD5B87b490E79253BcD81e2E;
uint256 constant TEST_ITERATIONS = 100;
function setUp() public {
uint256 forkBlock = 18835309;
vm.createSelectFork(vm.rpcUrl("mainnet"), forkBlock);
adapter = new IntegralSwapAdapter(relayerAddress);
relayer = ITwapRelayer(relayerAddress);
vm.label(address(WETH), "WETH");
vm.label(address(USDC), "USDC");
vm.label(address(USDC_WETH_PAIR), "USDC_WETH_PAIR");
}
function testPriceFuzzIntegral(uint256 amount0, uint256 amount1) public {
bytes32 pair = bytes32(bytes20(USDC_WETH_PAIR));
uint256[] memory limits = adapter.getLimits(pair, USDC, WETH);
vm.assume(amount0 < limits[0]);
vm.assume(amount1 < limits[1]);
uint256[] memory amounts = new uint256[](2);
amounts[0] = amount0;
amounts[1] = amount1;
Fraction[] memory prices = adapter.price(pair, WETH, USDC, amounts);
for (uint256 i = 0; i < prices.length; i++) {
assertGt(prices[i].numerator, 0);
assertGt(prices[i].denominator, 0);
}
}
/// @dev Since TwapRelayer's calculateAmountOut function is internal, and using quoteSell would
/// @dev Since TwapRelayer's calculateAmountOut function is internal, and
/// using quoteSell would
/// revert the transaction if calculateAmountOut is not enough,
/// we need a threshold to cover this internal amount, applied to
/// we need a threshold to cover this internal amount, applied to
function testSwapFuzzIntegral(uint256 specifiedAmount, bool isBuy) public {
OrderSide side = isBuy ? OrderSide.Buy : OrderSide.Sell;
bytes32 pair = bytes32(bytes20(USDC_WETH_PAIR));
uint256[] memory limits = new uint256[](2);
uint256[] memory limitsMin = new uint256[](2);
if (side == OrderSide.Buy) {
limits = adapter.getLimits(pair, USDC, WETH);
vm.assume(specifiedAmount < limits[1]);
limitsMin = getMinLimits(USDC, WETH);
vm.assume(specifiedAmount > limitsMin[1] * 115 / 100);
deal(address(USDC), address(this), type(uint256).max);
USDC.approve(address(adapter), type(uint256).max);
} else {
limits = adapter.getLimits(pair, USDC, WETH);
vm.assume(specifiedAmount < limits[0]);
limitsMin = getMinLimits(USDC, WETH);
vm.assume(specifiedAmount > limitsMin[0] * 115 / 100);
deal(address(USDC), address(this), type(uint256).max);
USDC.approve(address(adapter), specifiedAmount);
}
uint256 usdc_balance_before = USDC.balanceOf(address(this));
uint256 weth_balance_before = WETH.balanceOf(address(this));
Trade memory trade = adapter.swap(
pair,
USDC,
WETH,
side,
specifiedAmount
);
Trade memory trade =
adapter.swap(pair, USDC, WETH, side, specifiedAmount);
if (trade.calculatedAmount > 0) {
if (side == OrderSide.Buy) {
assertEq(
specifiedAmount,
WETH.balanceOf(address(this)) - weth_balance_before
);
assertEq(
trade.calculatedAmount,
usdc_balance_before - USDC.balanceOf(address(this))
@@ -107,7 +101,7 @@ contract IntegralSwapAdapterTest is Test, ISwapAdapterTypes {
specifiedAmount,
usdc_balance_before - USDC.balanceOf(address(this))
);
assertEq(
trade.calculatedAmount,
WETH.balanceOf(address(this)) - weth_balance_before
@@ -127,76 +121,67 @@ contract IntegralSwapAdapterTest is Test, ISwapAdapterTypes {
function executeIncreasingSwapsIntegral(OrderSide side) internal {
bytes32 pair = bytes32(bytes20(USDC_WETH_PAIR));
uint256 amountConstant_ = side == OrderSide.Sell ? 1000 * 10**6 : 10**17;
uint256 amountConstant_ =
side == OrderSide.Sell ? 1000 * 10 ** 6 : 10 ** 17;
uint256[] memory amounts = new uint256[](TEST_ITERATIONS);
amounts[0] = amountConstant_;
for (uint256 i = 1; i < TEST_ITERATIONS; i++) {
amounts[i] = amountConstant_ * i;
}
Trade[] memory trades = new Trade[](TEST_ITERATIONS);
uint256 beforeSwap;
for (uint256 i = 1; i < TEST_ITERATIONS; i++) {
beforeSwap = vm.snapshot();
deal(address(USDC), address(this), amounts[i]);
USDC.approve(address(adapter), amounts[i]);
trades[i] = adapter.swap(pair, USDC, WETH, side, amounts[i]);
vm.revertTo(beforeSwap);
}
for (uint256 i = 1; i < TEST_ITERATIONS - 1; i++) {
assertLe(
trades[i].calculatedAmount,
trades[i + 1].calculatedAmount
);
assertLe(trades[i].calculatedAmount, trades[i + 1].calculatedAmount);
assertLe(trades[i].gasUsed, trades[i + 1].gasUsed);
assertEq(trades[i].price.compareFractions(trades[i + 1].price), 0);
}
}
function testGetCapabilitiesIntegral(
bytes32 pair,
address t0,
address t1
) public {
Capability[] memory res = adapter.getCapabilities(
pair,
IERC20(t0),
IERC20(t1)
);
function testGetCapabilitiesIntegral(bytes32 pair, address t0, address t1)
public
{
Capability[] memory res =
adapter.getCapabilities(pair, IERC20(t0), IERC20(t1));
assertEq(res.length, 4);
}
function testGetTokensIntegral() public {
bytes32 pair = bytes32(bytes20(USDC_WETH_PAIR));
IERC20[] memory tokens = adapter.getTokens(pair);
assertEq(tokens.length, 2);
}
function testGetLimitsIntegral() public {
bytes32 pair = bytes32(bytes20(USDC_WETH_PAIR));
uint256[] memory limits = adapter.getLimits(pair, USDC, WETH);
assertEq(limits.length, 2);
}
function getMinLimits(IERC20 sellToken, IERC20 buyToken) public view returns (uint256[] memory limits) {
(
,
,
uint256 limitMin0,
,
uint256 limitMin1
,
) = relayer.getPoolState(address(sellToken), address(buyToken));
function getMinLimits(IERC20 sellToken, IERC20 buyToken)
public
view
returns (uint256[] memory limits)
{
(,, uint256 limitMin0,, uint256 limitMin1,) =
relayer.getPoolState(address(sellToken), address(buyToken));
limits = new uint256[](2);
limits[0] = limitMin0;
limits[1] = limitMin1;
}
}
}

8
evm/test/TemplateSwapAdapter.t.sol
View File

@@ -7,12 +7,14 @@ import "src/libraries/FractionMath.sol";
/// @title TemplateSwapAdapterTest
/// @dev This is a template for a swap adapter test.
/// Test all functions that are implemented in your swap adapter, the two test included here are just an example.
/// Feel free to use UniswapV2SwapAdapterTest and BalancerV2SwapAdapterTest as a reference.
/// Test all functions that are implemented in your swap adapter, the two test
/// included here are just an example.
/// Feel free to use UniswapV2SwapAdapterTest and BalancerV2SwapAdapterTest as a
/// reference.
contract TemplateSwapAdapterTest is Test, ISwapAdapterTypes {
using FractionMath for Fraction;
function testPriceFuzz(uint256 amount0, uint256 amount1) public {}
function testSwapFuzz(uint256 specifiedAmount) public {}
}
}

4
evm/test/UniswapV2SwapAdapter.t.sol
View File

@@ -20,8 +20,8 @@ contract UniswapV2PairFunctionTest is Test, ISwapAdapterTypes {
function setUp() public {
uint256 forkBlock = 17000000;
vm.createSelectFork(vm.rpcUrl("mainnet"), forkBlock);
adapter = new
UniswapV2SwapAdapter(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f);
adapter =
new UniswapV2SwapAdapter(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f);
vm.label(address(adapter), "UniswapV2SwapAdapter");
vm.label(address(WETH), "WETH");