Files
tycho-execution/foundry/test/TychoRouter.t.sol
Diana Carvalho be7883affc feat(univ4): Refactor input and handle single swap case
Construct the uniswap v4 specific objects inside the executor
The swap test in the executor alone doesn't work anymore because of the callback data prepended to the rest of he calldata

--- don't change below this line ---
ENG-4222 Took 4 hours 0 minutes


Took 40 seconds
2025-02-14 12:02:07 +00:00

895 lines
34 KiB
Solidity

// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.26;
import "@src/executors/UniswapV4Executor.sol";
import {TychoRouter} from "@src/TychoRouter.sol";
import "./TychoRouterTestSetup.sol";
import "./executors/UniswapV4Utils.sol";
contract TychoRouterTest is TychoRouterTestSetup {
bytes32 public constant EXECUTOR_SETTER_ROLE =
0x6a1dd52dcad5bd732e45b6af4e7344fa284e2d7d4b23b5b09cb55d36b0685c87;
bytes32 public constant FEE_SETTER_ROLE =
0xe6ad9a47fbda1dc18de1eb5eeb7d935e5e81b4748f3cfc61e233e64f88182060;
bytes32 public constant PAUSER_ROLE =
0x65d7a28e3265b37a6474929f336521b332c1681b933f6cb9f3376673440d862a;
bytes32 public constant FUND_RESCUER_ROLE =
0x912e45d663a6f4cc1d0491d8f046e06c616f40352565ea1cdb86a0e1aaefa41b;
event CallbackVerifierSet(address indexed callbackVerifier);
event Withdrawal(
address indexed token, uint256 amount, address indexed receiver
);
function testSetExecutorsValidRole() public {
// Set single executor
address[] memory executors = new address[](1);
executors[0] = DUMMY;
vm.startPrank(EXECUTOR_SETTER);
tychoRouter.setExecutors(executors);
vm.stopPrank();
assert(tychoRouter.executors(DUMMY) == true);
// Set multiple executors
address[] memory executors2 = new address[](2);
executors2[0] = DUMMY2;
executors2[1] = DUMMY3;
vm.startPrank(EXECUTOR_SETTER);
tychoRouter.setExecutors(executors2);
vm.stopPrank();
assert(tychoRouter.executors(DUMMY2) == true);
assert(tychoRouter.executors(DUMMY3) == true);
}
function testRemoveExecutorValidRole() public {
vm.startPrank(EXECUTOR_SETTER);
address[] memory executors = new address[](1);
executors[0] = DUMMY;
tychoRouter.setExecutors(executors);
tychoRouter.removeExecutor(DUMMY);
vm.stopPrank();
assert(tychoRouter.executors(DUMMY) == false);
}
function testRemoveExecutorMissingSetterRole() public {
vm.expectRevert();
tychoRouter.removeExecutor(BOB);
}
function testSetExecutorsMissingSetterRole() public {
vm.expectRevert();
address[] memory executors = new address[](1);
executors[0] = DUMMY;
tychoRouter.setExecutors(executors);
}
function testSetVerifierValidRole() public {
vm.startPrank(EXECUTOR_SETTER);
tychoRouter.setCallbackVerifier(DUMMY);
vm.stopPrank();
assert(tychoRouter.callbackVerifiers(DUMMY) == true);
}
function testRemoveVerifierValidRole() public {
vm.startPrank(EXECUTOR_SETTER);
tychoRouter.setCallbackVerifier(DUMMY);
tychoRouter.removeCallbackVerifier(DUMMY);
vm.stopPrank();
assert(tychoRouter.callbackVerifiers(DUMMY) == false);
}
function testRemoveVerifierMissingSetterRole() public {
vm.expectRevert();
tychoRouter.removeCallbackVerifier(BOB);
}
function testSetVerifierMissingSetterRole() public {
vm.expectRevert();
tychoRouter.setCallbackVerifier(DUMMY);
}
function testWithdrawNative() public {
vm.startPrank(FUND_RESCUER);
// Send 100 ether to tychoRouter
assertEq(tychoRouterAddr.balance, 0);
assertEq(FUND_RESCUER.balance, 0);
vm.deal(tychoRouterAddr, 100 ether);
vm.expectEmit();
emit Withdrawal(address(0), 100 ether, FUND_RESCUER);
tychoRouter.withdrawNative(FUND_RESCUER);
assertEq(tychoRouterAddr.balance, 0);
assertEq(FUND_RESCUER.balance, 100 ether);
vm.stopPrank();
}
function testWithdrawNativeFailures() public {
vm.deal(tychoRouterAddr, 100 ether);
vm.startPrank(FUND_RESCUER);
vm.expectRevert(TychoRouter__AddressZero.selector);
tychoRouter.withdrawNative(address(0));
vm.stopPrank();
// Not role FUND_RESCUER
vm.startPrank(BOB);
vm.expectRevert();
tychoRouter.withdrawNative(FUND_RESCUER);
vm.stopPrank();
}
function testWithdrawERC20Tokens() public {
vm.startPrank(BOB);
mintTokens(100 ether, tychoRouterAddr);
vm.stopPrank();
vm.startPrank(FUND_RESCUER);
IERC20[] memory tokensArray = new IERC20[](3);
tokensArray[0] = IERC20(address(tokens[0]));
tokensArray[1] = IERC20(address(tokens[1]));
tokensArray[2] = IERC20(address(tokens[2]));
tychoRouter.withdraw(tokensArray, FUND_RESCUER);
// Check balances after withdrawing
for (uint256 i = 0; i < tokens.length; i++) {
// slither-disable-next-line calls-loop
assertEq(tokens[i].balanceOf(tychoRouterAddr), 0);
// slither-disable-next-line calls-loop
assertEq(tokens[i].balanceOf(FUND_RESCUER), 100 ether);
}
vm.stopPrank();
}
function testWithdrawERC20TokensFailures() public {
mintTokens(100 ether, tychoRouterAddr);
IERC20[] memory tokensArray = new IERC20[](3);
tokensArray[0] = IERC20(address(tokens[0]));
tokensArray[1] = IERC20(address(tokens[1]));
tokensArray[2] = IERC20(address(tokens[2]));
vm.startPrank(FUND_RESCUER);
vm.expectRevert(TychoRouter__AddressZero.selector);
tychoRouter.withdraw(tokensArray, address(0));
vm.stopPrank();
// Not role FUND_RESCUER
vm.startPrank(BOB);
vm.expectRevert();
tychoRouter.withdraw(tokensArray, FUND_RESCUER);
vm.stopPrank();
}
function testFeeSetting() public {
vm.startPrank(FEE_SETTER);
assertEq(tychoRouter.fee(), 0);
tychoRouter.setFee(100);
assertEq(tychoRouter.fee(), 100);
vm.stopPrank();
vm.startPrank(BOB);
vm.expectRevert();
tychoRouter.setFee(200);
vm.stopPrank();
}
function testFeeReceiverSetting() public {
vm.startPrank(FEE_SETTER);
assertEq(tychoRouter.feeReceiver(), address(0));
tychoRouter.setFeeReceiver(FEE_RECEIVER);
assertEq(tychoRouter.feeReceiver(), FEE_RECEIVER);
vm.stopPrank();
vm.startPrank(BOB);
vm.expectRevert();
tychoRouter.setFeeReceiver(FEE_RECEIVER);
vm.stopPrank();
}
function testPause() public {
vm.startPrank(PAUSER);
assertEq(tychoRouter.paused(), false);
tychoRouter.pause();
assertEq(tychoRouter.paused(), true);
// TODO: test swap calls when implemeted
vm.stopPrank();
vm.startPrank(UNPAUSER);
tychoRouter.unpause();
assertEq(tychoRouter.paused(), false);
vm.stopPrank();
vm.startPrank(UNPAUSER);
vm.expectRevert();
tychoRouter.unpause();
vm.stopPrank();
}
function testPauseNonRole() public {
vm.startPrank(BOB);
vm.expectRevert();
tychoRouter.pause();
vm.stopPrank();
}
function testWrapETH() public {
uint256 amount = 1 ether;
vm.deal(BOB, amount);
vm.startPrank(BOB);
tychoRouter.wrapETH{value: amount}(amount);
vm.stopPrank();
assertEq(tychoRouterAddr.balance, 0);
assertEq(IERC20(WETH_ADDR).balanceOf(tychoRouterAddr), amount);
}
function testUnwrapETH() public {
uint256 amount = 1 ether;
deal(WETH_ADDR, tychoRouterAddr, amount);
tychoRouter.unwrapETH(amount);
assertEq(tychoRouterAddr.balance, amount);
assertEq(IERC20(WETH_ADDR).balanceOf(tychoRouterAddr), 0);
}
function testSwapSimple() public {
// Trade 1 WETH for DAI with 1 swap on Uniswap V2
// 1 WETH -> DAI
// (USV2)
uint256 amountIn = 1 ether;
deal(WETH_ADDR, tychoRouterAddr, amountIn);
bytes memory protocolData = encodeUniswapV2Swap(
WETH_ADDR, WETH_DAI_POOL, tychoRouterAddr, false
);
bytes memory swap = encodeSwap(
uint8(0),
uint8(1),
uint24(0),
address(usv2Executor),
bytes4(0),
protocolData
);
bytes[] memory swaps = new bytes[](1);
swaps[0] = swap;
tychoRouter.exposedSwap(amountIn, 2, pleEncode(swaps));
uint256 daiBalance = IERC20(DAI_ADDR).balanceOf(tychoRouterAddr);
assertEq(daiBalance, 2659881924818443699787);
assertEq(IERC20(WETH_ADDR).balanceOf(tychoRouterAddr), 0);
}
function testSwapMultipleHops() public {
// Trade 1 WETH for USDC through DAI with 2 swaps on Uniswap V2
// 1 WETH -> DAI -> USDC
// (univ2) (univ2)
uint256 amountIn = 1 ether;
deal(WETH_ADDR, tychoRouterAddr, amountIn);
bytes[] memory swaps = new bytes[](2);
// WETH -> DAI
swaps[0] = encodeSwap(
uint8(0),
uint8(1),
uint24(0),
address(usv2Executor),
bytes4(0),
encodeUniswapV2Swap(
WETH_ADDR, WETH_DAI_POOL, tychoRouterAddr, false
)
);
// DAI -> USDC
swaps[1] = encodeSwap(
uint8(1),
uint8(2),
uint24(0),
address(usv2Executor),
bytes4(0),
encodeUniswapV2Swap(DAI_ADDR, DAI_USDC_POOL, tychoRouterAddr, true)
);
tychoRouter.exposedSwap(amountIn, 3, pleEncode(swaps));
uint256 usdcBalance = IERC20(USDC_ADDR).balanceOf(tychoRouterAddr);
assertEq(usdcBalance, 2644659787);
assertEq(IERC20(WETH_ADDR).balanceOf(tychoRouterAddr), 0);
}
function testSwapSplitHops() public {
// Trade 1 WETH for USDC through DAI and WBTC with 4 swaps on Uniswap V2
// -> DAI ->
// 1 WETH USDC
// -> WBTC ->
// (univ2) (univ2)
uint256 amountIn = 1 ether;
deal(WETH_ADDR, tychoRouterAddr, amountIn);
bytes[] memory swaps = new bytes[](4);
// WETH -> WBTC (60%)
swaps[0] = encodeSwap(
uint8(0),
uint8(1),
(0xffffff * 60) / 100, // 60%
address(usv2Executor),
bytes4(0),
encodeUniswapV2Swap(
WETH_ADDR, WETH_WBTC_POOL, tychoRouterAddr, false
)
);
// WBTC -> USDC
swaps[1] = encodeSwap(
uint8(1),
uint8(2),
uint24(0),
address(usv2Executor),
bytes4(0),
encodeUniswapV2Swap(
WBTC_ADDR, USDC_WBTC_POOL, tychoRouterAddr, true
)
);
// WETH -> DAI
swaps[2] = encodeSwap(
uint8(0),
uint8(3),
uint24(0),
address(usv2Executor),
bytes4(0),
encodeUniswapV2Swap(
WETH_ADDR, WETH_DAI_POOL, tychoRouterAddr, false
)
);
// DAI -> USDC
swaps[3] = encodeSwap(
uint8(3),
uint8(2),
uint24(0),
address(usv2Executor),
bytes4(0),
encodeUniswapV2Swap(DAI_ADDR, DAI_USDC_POOL, tychoRouterAddr, true)
);
tychoRouter.exposedSwap(amountIn, 4, pleEncode(swaps));
uint256 usdcBalance = IERC20(USDC_ADDR).balanceOf(tychoRouterAddr);
assertEq(usdcBalance, 2615491639);
assertEq(IERC20(WETH_ADDR).balanceOf(tychoRouterAddr), 0);
}
function testSwapChecked() public {
// Trade 1 WETH for DAI with 1 swap on Uniswap V2
// Does permit2 token approval and transfer
// Checks amount out at the end
uint256 amountIn = 1 ether;
deal(WETH_ADDR, ALICE, amountIn);
vm.startPrank(ALICE);
(
IAllowanceTransfer.PermitSingle memory permitSingle,
bytes memory signature
) = handlePermit2Approval(WETH_ADDR, amountIn);
bytes memory protocolData = encodeUniswapV2Swap(
WETH_ADDR, WETH_DAI_POOL, tychoRouterAddr, false
);
bytes memory swap = encodeSwap(
uint8(0),
uint8(1),
uint24(0),
address(usv2Executor),
bytes4(0),
protocolData
);
bytes[] memory swaps = new bytes[](1);
swaps[0] = swap;
uint256 minAmountOut = 2600 * 1e18;
uint256 amountOut = tychoRouter.swap(
amountIn,
WETH_ADDR,
DAI_ADDR,
minAmountOut,
false,
false,
2,
ALICE,
permitSingle,
signature,
pleEncode(swaps)
);
uint256 expectedAmount = 2659881924818443699787;
assertEq(amountOut, expectedAmount);
uint256 daiBalance = IERC20(DAI_ADDR).balanceOf(ALICE);
assertEq(daiBalance, expectedAmount);
assertEq(IERC20(WETH_ADDR).balanceOf(ALICE), 0);
vm.stopPrank();
}
function testSwapCheckedFailure() public {
// Trade 1 WETH for DAI with 1 swap on Uniswap V2
// Does permit2 token approval and transfer
// Checks amount out at the end and fails
uint256 amountIn = 1 ether;
deal(WETH_ADDR, ALICE, amountIn);
vm.startPrank(ALICE);
(
IAllowanceTransfer.PermitSingle memory permitSingle,
bytes memory signature
) = handlePermit2Approval(WETH_ADDR, amountIn);
bytes memory protocolData = encodeUniswapV2Swap(
WETH_ADDR, WETH_DAI_POOL, tychoRouterAddr, false
);
bytes memory swap = encodeSwap(
uint8(0),
uint8(1),
uint24(0),
address(usv2Executor),
bytes4(0),
protocolData
);
bytes[] memory swaps = new bytes[](1);
swaps[0] = swap;
uint256 minAmountOut = 3000 * 1e18;
vm.expectRevert(
abi.encodeWithSelector(
TychoRouter__NegativeSlippage.selector,
2659881924818443699787, // actual amountOut
minAmountOut
)
);
tychoRouter.swap(
amountIn,
WETH_ADDR,
DAI_ADDR,
minAmountOut,
false,
false,
2,
ALICE,
permitSingle,
signature,
pleEncode(swaps)
);
vm.stopPrank();
}
function testSwapFee() public {
// Trade 1 WETH for DAI with 1 swap on Uniswap V2
// Does permit2 token approval and transfer
// Takes fee at the end
vm.startPrank(FEE_SETTER);
tychoRouter.setFee(100);
tychoRouter.setFeeReceiver(FEE_RECEIVER);
vm.stopPrank();
uint256 amountIn = 1 ether;
deal(WETH_ADDR, ALICE, amountIn);
vm.startPrank(ALICE);
(
IAllowanceTransfer.PermitSingle memory permitSingle,
bytes memory signature
) = handlePermit2Approval(WETH_ADDR, amountIn);
bytes memory protocolData = encodeUniswapV2Swap(
WETH_ADDR, WETH_DAI_POOL, tychoRouterAddr, false
);
bytes memory swap = encodeSwap(
uint8(0),
uint8(1),
uint24(0),
address(usv2Executor),
bytes4(0),
protocolData
);
bytes[] memory swaps = new bytes[](1);
swaps[0] = swap;
uint256 amountOut = tychoRouter.swap(
amountIn,
WETH_ADDR,
DAI_ADDR,
0,
false,
false,
2,
ALICE,
permitSingle,
signature,
pleEncode(swaps)
);
uint256 expectedAmount = 2633283105570259262790;
assertEq(amountOut, expectedAmount);
uint256 daiBalance = IERC20(DAI_ADDR).balanceOf(ALICE);
assertEq(daiBalance, expectedAmount);
assertEq(IERC20(DAI_ADDR).balanceOf(FEE_RECEIVER), 26598819248184436997);
vm.stopPrank();
}
function testSwapWrapETH() public {
// Trade 1 ETH (and wrap it) for DAI with 1 swap on Uniswap V2
uint256 amountIn = 1 ether;
deal(ALICE, amountIn);
vm.startPrank(ALICE);
IAllowanceTransfer.PermitSingle memory emptyPermitSingle =
IAllowanceTransfer.PermitSingle({
details: IAllowanceTransfer.PermitDetails({
token: address(0),
amount: 0,
expiration: 0,
nonce: 0
}),
spender: address(0),
sigDeadline: 0
});
bytes memory protocolData = encodeUniswapV2Swap(
WETH_ADDR, WETH_DAI_POOL, tychoRouterAddr, false
);
bytes memory swap = encodeSwap(
uint8(0),
uint8(1),
uint24(0),
address(usv2Executor),
bytes4(0),
protocolData
);
bytes[] memory swaps = new bytes[](1);
swaps[0] = swap;
uint256 amountOut = tychoRouter.swap{value: amountIn}(
amountIn,
address(0),
DAI_ADDR,
0,
true,
false,
2,
ALICE,
emptyPermitSingle,
"",
pleEncode(swaps)
);
uint256 expectedAmount = 2659881924818443699787;
assertEq(amountOut, expectedAmount);
uint256 daiBalance = IERC20(DAI_ADDR).balanceOf(ALICE);
assertEq(daiBalance, expectedAmount);
assertEq(ALICE.balance, 0);
vm.stopPrank();
}
function testSwapUnwrapETH() public {
// Trade 3k DAI for WETH with 1 swap on Uniswap V2 and unwrap it at the end
uint256 amountIn = 3_000 * 10 ** 18;
deal(DAI_ADDR, ALICE, amountIn);
vm.startPrank(ALICE);
(
IAllowanceTransfer.PermitSingle memory permitSingle,
bytes memory signature
) = handlePermit2Approval(DAI_ADDR, amountIn);
bytes memory protocolData =
encodeUniswapV2Swap(DAI_ADDR, WETH_DAI_POOL, tychoRouterAddr, true);
bytes memory swap = encodeSwap(
uint8(0),
uint8(1),
uint24(0),
address(usv2Executor),
bytes4(0),
protocolData
);
bytes[] memory swaps = new bytes[](1);
swaps[0] = swap;
uint256 amountOut = tychoRouter.swap(
amountIn,
DAI_ADDR,
address(0),
0,
false,
true,
2,
ALICE,
permitSingle,
signature,
pleEncode(swaps)
);
uint256 expectedAmount = 1120007305574805922; // 1.12 ETH
assertEq(amountOut, expectedAmount);
assertEq(ALICE.balance, expectedAmount);
vm.stopPrank();
}
function testUSV3Callback() public {
uint24 poolFee = 3000;
uint256 amountOwed = 1000000000000000000;
deal(WETH_ADDR, tychoRouterAddr, amountOwed);
uint256 initialPoolReserve = IERC20(WETH_ADDR).balanceOf(DAI_WETH_USV3);
vm.startPrank(DAI_WETH_USV3);
tychoRouter.uniswapV3SwapCallback(
-2631245338449998525223,
int256(amountOwed),
abi.encodePacked(WETH_ADDR, DAI_ADDR, poolFee)
);
vm.stopPrank();
uint256 finalPoolReserve = IERC20(WETH_ADDR).balanceOf(DAI_WETH_USV3);
assertEq(finalPoolReserve - initialPoolReserve, amountOwed);
}
function testSwapSingleUSV3() public {
// Trade 1 WETH for DAI with 1 swap on Uniswap V3
// 1 WETH -> DAI
// (USV3)
uint256 amountIn = 10 ** 18;
deal(WETH_ADDR, tychoRouterAddr, amountIn);
uint256 expAmountOut = 1205_128428842122129186; //Swap 1 WETH for 1205.12 DAI
bool zeroForOne = false;
bytes memory protocolData = encodeUniswapV3Swap(
WETH_ADDR, DAI_ADDR, tychoRouterAddr, DAI_WETH_USV3, zeroForOne
);
bytes memory swap = encodeSwap(
uint8(0),
uint8(1),
uint24(0),
address(usv3Executor),
bytes4(0),
protocolData
);
bytes[] memory swaps = new bytes[](1);
swaps[0] = swap;
tychoRouter.exposedSwap(amountIn, 2, pleEncode(swaps));
uint256 finalBalance = IERC20(DAI_ADDR).balanceOf(tychoRouterAddr);
assertGe(finalBalance, expAmountOut);
}
function testEmptySwapsRevert() public {
uint256 amountIn = 10 ** 18;
bytes memory swaps = "";
vm.expectRevert(TychoRouter__EmptySwaps.selector);
tychoRouter.exposedSwap(amountIn, 2, swaps);
}
function testSingleSwapIntegration() public {
// Test created with calldata from our router encoder, replacing the executor
// address with the USV2 executor address.
// Tests swapping WETH -> DAI on a USV2 pool
deal(WETH_ADDR, ALICE, 1 ether);
uint256 balancerBefore = IERC20(DAI_ADDR).balanceOf(ALICE);
// Approve permit2
vm.startPrank(ALICE);
IERC20(WETH_ADDR).approve(address(permit2Address), type(uint256).max);
// Encoded solution generated using `test_split_swap_strategy_encoder_simple`
// but manually replacing the executor address
// `5c2f5a71f67c01775180adc06909288b4c329308` with the one in this test
// `5615deb798bb3e4dfa0139dfa1b3d433cc23b72f`
(bool success,) = tychoRouterAddr.call(
hex"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"
);
vm.stopPrank();
uint256 balancerAfter = IERC20(DAI_ADDR).balanceOf(ALICE);
assertTrue(success, "Call Failed");
assertGt(balancerAfter - balancerBefore, 26173932);
}
function testSingleSwapWithWrapIntegration() public {
// Test created with calldata from our router encoder, replacing the executor
// address with the USV2 executor address.
// Tests swapping WETH -> DAI on a USV2 pool, but ETH is received from the user
// and wrapped before the swap
deal(ALICE, 1 ether);
uint256 balancerBefore = IERC20(DAI_ADDR).balanceOf(ALICE);
// Approve permit2
vm.startPrank(ALICE);
// IERC20(WETH_ADDR).approve(address(permit2Address), type(uint256).max);
// Encoded solution generated using
// `test_split_swap_strategy_encoder_simple_route_wrap`
// but manually replacing the executor address
// `5c2f5a71f67c01775180adc06909288b4c329308` with the one in this test
// `5615deb798bb3e4dfa0139dfa1b3d433cc23b72f`
(bool success,) = tychoRouterAddr.call{value: 1 ether}(
hex"4860f9ed0000000000000000000000000000000000000000000000000de0b6b3a764000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006b175474e89094c44da98b954eedeac495271d0f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000de0b6b3a76400000000000000000000000000000000000000000000000000000000000067d4806b00000000000000000000000000000000000000000000000000000000000000000000000000000000000000003ede3eca2a72b3aecc820e955b36f38437d013950000000000000000000000000000000000000000000000000000000067acfa73000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000002800000000000000000000000000000000000000000000000000000000000000041c36406a750c499ac7f79f7666650f0d4f20fc27bb49ab68121c0be6554cb5cab6caf90dc3aab2e21083a8fa46976521a1e9df41ce74be59abf03e0d3691541e91c00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005c005a00020000005615deb798bb3e4dfa0139dfa1b3d433cc23b72fbd0625abc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2a478c2975ab1ea89e8196811f51a7b7ade33eb113ede3eca2a72b3aecc820e955b36f38437d013950000000000"
);
vm.stopPrank();
uint256 balancerAfter = IERC20(DAI_ADDR).balanceOf(ALICE);
assertTrue(success, "Call Failed");
assertGt(balancerAfter - balancerBefore, 26173932);
}
function testSingleSwapWithUnwrapIntegration() public {
// Test created with calldata from our router encoder, replacing the executor
// address with the USV2 executor address.
// Tests swapping DAI -> WETH on a USV2 pool, and WETH is unwrapped to ETH
// before sending back to the user
deal(DAI_ADDR, ALICE, 3000 ether);
uint256 balancerBefore = ALICE.balance;
// Approve permit2
vm.startPrank(ALICE);
IERC20(DAI_ADDR).approve(address(permit2Address), type(uint256).max);
// Encoded solution generated using
// `test_split_swap_strategy_encoder_simple_route_unwrap`
// but manually replacing the executor address
// `5c2f5a71f67c01775180adc06909288b4c329308` with the one in this test
// `5615deb798bb3e4dfa0139dfa1b3d433cc23b72f`
(bool success,) = tychoRouterAddr.call(
hex"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"
);
vm.stopPrank();
uint256 balancerAfter = ALICE.balance;
assertTrue(success, "Call Failed");
assertGt(balancerAfter - balancerBefore, 26173932);
}
function testSplitSwapIntegration() public {
// Test created with calldata from our router encoder, replacing the executor
// address with the USV2 executor address.
// Performs a split swap from WETH to USDC though WBTC and DAI using USV2 pools
//
// ┌──(USV2)──> WBTC ───(USV2)──> USDC
// WETH ─┤
// └──(USV2)──> DAI ───(USV2)──> USDC
deal(WETH_ADDR, ALICE, 1 ether);
uint256 balancerBefore = IERC20(USDC_ADDR).balanceOf(ALICE);
// Approve permit2
vm.startPrank(ALICE);
IERC20(WETH_ADDR).approve(address(permit2Address), type(uint256).max);
// Encoded solution generated using `test_split_swap_strategy_encoder_complex`
// but manually replacing the executor address
// `5c2f5a71f67c01775180adc06909288b4c329308` with the one in this test
// `5615deb798bb3e4dfa0139dfa1b3d433cc23b72f`
(bool success,) = tychoRouterAddr.call(
hex"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"
);
vm.stopPrank();
uint256 balancerAfter = IERC20(USDC_ADDR).balanceOf(ALICE);
assertTrue(success, "Call Failed");
assertGe(balancerAfter - balancerBefore, 26173932);
// All input tokens are transferred to the router at first. Make sure we used
// all of it (and thus our splits are correct).
assertEq(IERC20(WETH_ADDR).balanceOf(tychoRouterAddr), 0);
}
function testSwapAmountInNotFullySpent() public {
// Trade 1 WETH for DAI with 1 swap on Uniswap V2
// Has invalid data as input! There is only one swap with 60% of the input amount
uint256 amountIn = 1 ether;
deal(WETH_ADDR, ALICE, amountIn);
vm.startPrank(ALICE);
(
IAllowanceTransfer.PermitSingle memory permitSingle,
bytes memory signature
) = handlePermit2Approval(WETH_ADDR, amountIn);
bytes memory protocolData = encodeUniswapV2Swap(
WETH_ADDR, WETH_DAI_POOL, tychoRouterAddr, false
);
bytes memory swap = encodeSwap(
uint8(0),
uint8(1),
(0xffffff * 60) / 100, // 60%
address(usv2Executor),
bytes4(0),
protocolData
);
bytes[] memory swaps = new bytes[](1);
swaps[0] = swap;
vm.expectRevert(
abi.encodeWithSelector(
TychoRouter__AmountInNotFullySpent.selector, 400000000000000000
)
);
tychoRouter.swap(
amountIn,
WETH_ADDR,
DAI_ADDR,
0,
false,
false,
2,
ALICE,
permitSingle,
signature,
pleEncode(swaps)
);
vm.stopPrank();
}
function testSwapSingleUSV4Callback() public {
uint256 amountIn = 100 ether;
deal(USDE_ADDR, tychoRouterAddr, amountIn);
UniswapV4Executor.UniswapV4Pool[] memory pools =
new UniswapV4Executor.UniswapV4Pool[](1);
pools[0] = UniswapV4Executor.UniswapV4Pool({
intermediaryToken: USDT_ADDR,
fee: uint24(100),
tickSpacing: int24(1)
});
bytes memory protocolData = UniswapV4Utils.encodeExactInputSingle(
USDE_ADDR,
USDT_ADDR,
uint256(1),
true,
address(usv4Executor),
SafeCallback.unlockCallback.selector,
pools
);
bytes memory swap = encodeSwap(
uint8(0),
uint8(1),
uint24(0),
address(usv4Executor),
bytes4(0),
protocolData
);
bytes[] memory swaps = new bytes[](1);
swaps[0] = swap;
tychoRouter.exposedSwap(amountIn, 2, pleEncode(swaps));
assertTrue(IERC20(USDT_ADDR).balanceOf(tychoRouterAddr) == 99943852);
}
}