655cf91984
- The funds will always go through the router - Rename splitSwap for Swap - Improve tests --- don't change below this line --- ENG-4041 Took 24 minutes Took 23 seconds Took 42 seconds
610 lines
18 KiB
Solidity
610 lines
18 KiB
Solidity
// SPDX-License-Identifier: UNLICENSED
|
|
pragma solidity ^0.8.28;
|
|
|
|
import {TychoRouter} from "@src/TychoRouter.sol";
|
|
import "./TychoRouterTestSetup.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 testSetExecutorValidRole() public {
|
|
vm.startPrank(EXECUTOR_SETTER);
|
|
tychoRouter.setExecutor(DUMMY);
|
|
vm.stopPrank();
|
|
assert(tychoRouter.executors(DUMMY) == true);
|
|
}
|
|
|
|
function testRemoveExecutorValidRole() public {
|
|
vm.startPrank(EXECUTOR_SETTER);
|
|
tychoRouter.setExecutor(DUMMY);
|
|
tychoRouter.removeExecutor(DUMMY);
|
|
vm.stopPrank();
|
|
assert(tychoRouter.executors(DUMMY) == false);
|
|
}
|
|
|
|
function testRemoveExecutorMissingSetterRole() public {
|
|
vm.expectRevert();
|
|
tychoRouter.removeExecutor(BOB);
|
|
}
|
|
|
|
function testSetExecutorMissingSetterRole() public {
|
|
vm.expectRevert();
|
|
tychoRouter.setExecutor(DUMMY);
|
|
}
|
|
|
|
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
|
|
// (univ2)
|
|
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, 2630432278145144658455);
|
|
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, 2610580090);
|
|
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, 2581503157);
|
|
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 = 2630432278145144658455;
|
|
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,
|
|
2630432278145144658455, // 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 = 2604127955363693211871;
|
|
assertEq(amountOut, expectedAmount);
|
|
uint256 daiBalance = IERC20(DAI_ADDR).balanceOf(ALICE);
|
|
assertEq(daiBalance, expectedAmount);
|
|
assertEq(IERC20(DAI_ADDR).balanceOf(FEE_RECEIVER), 26304322781451446584);
|
|
|
|
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 = 2630432278145144658455;
|
|
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 = 1132829934891544187; // 1.13 ETH
|
|
assertEq(amountOut, expectedAmount);
|
|
assertEq(ALICE.balance, expectedAmount);
|
|
|
|
vm.stopPrank();
|
|
}
|
|
}
|