308 lines
10 KiB
Solidity
308 lines
10 KiB
Solidity
// SPDX-License-Identifier: BUSL-1.1
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pragma solidity ^0.8.26;
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import "@src/executors/CurveExecutor.sol";
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import {Test} from "../../lib/forge-std/src/Test.sol";
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import {Constants} from "../Constants.sol";
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interface ICurvePool {
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function coins(uint256 i) external view returns (address);
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}
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// Curve pool registry
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// This is the registry that contains the information about the pool
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// The naming convention is different because it is in vyper
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interface MetaRegistry {
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function get_n_coins(address pool) external view returns (uint256);
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function get_coin_indices(address pool, address from, address to)
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external
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view
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returns (int128, int128, bool);
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}
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contract CurveExecutorExposed is CurveExecutor {
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constructor(address _nativeToken, address _permit2)
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CurveExecutor(_nativeToken, _permit2)
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{}
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function decodeData(bytes calldata data)
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external
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pure
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returns (
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address tokenIn,
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address tokenOut,
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address pool,
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uint8 poolType,
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int128 i,
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int128 j,
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bool tokenApprovalNeeded,
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address receiver
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)
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{
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return _decodeData(data);
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}
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}
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contract CurveExecutorTest is Test, Constants {
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using SafeERC20 for IERC20;
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CurveExecutorExposed curveExecutorExposed;
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MetaRegistry metaRegistry;
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function setUp() public {
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uint256 forkBlock = 22031795;
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vm.createSelectFork(vm.rpcUrl("mainnet"), forkBlock);
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curveExecutorExposed =
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new CurveExecutorExposed(ETH_ADDR_FOR_CURVE, PERMIT2_ADDRESS);
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metaRegistry = MetaRegistry(CURVE_META_REGISTRY);
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}
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function testDecodeParams() public view {
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bytes memory data = abi.encodePacked(
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WETH_ADDR,
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USDC_ADDR,
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TRICRYPTO_POOL,
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uint8(3),
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uint8(2),
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uint8(0),
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true,
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ALICE
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);
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(
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address tokenIn,
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address tokenOut,
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address pool,
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uint8 poolType,
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int128 i,
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int128 j,
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bool tokenApprovalNeeded,
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address receiver
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) = curveExecutorExposed.decodeData(data);
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assertEq(tokenIn, WETH_ADDR);
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assertEq(tokenOut, USDC_ADDR);
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assertEq(pool, TRICRYPTO_POOL);
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assertEq(poolType, 3);
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assertEq(i, 2);
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assertEq(j, 0);
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assertEq(tokenApprovalNeeded, true);
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assertEq(receiver, ALICE);
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}
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function testTriPool() public {
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// Swapping DAI -> USDC on TriPool 0xbEbc44782C7dB0a1A60Cb6fe97d0b483032FF1C7
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uint256 amountIn = 1 ether;
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deal(DAI_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data = _getData(DAI_ADDR, USDC_ADDR, TRIPOOL, 1, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 999797);
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assertEq(IERC20(USDC_ADDR).balanceOf(ALICE), amountOut);
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}
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function testStEthPool() public {
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// Swapping ETH -> stETH on StEthPool 0xDC24316b9AE028F1497c275EB9192a3Ea0f67022
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uint256 amountIn = 1 ether;
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deal(address(curveExecutorExposed), amountIn);
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bytes memory data =
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_getData(ETH_ADDR_FOR_CURVE, STETH_ADDR, STETH_POOL, 1, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 1001072414418410897);
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assertEq(
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IERC20(STETH_ADDR).balanceOf(ALICE),
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amountOut - 1 // there is something weird in this pool, but won't investigate for now because we don't currently support it in the simulation
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);
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}
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function testTricrypto2Pool() public {
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// Swapping WETH -> WBTC on Tricrypto2Pool 0xD51a44d3FaE010294C616388b506AcdA1bfAAE46
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uint256 amountIn = 1 ether;
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deal(WETH_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data =
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_getData(WETH_ADDR, WBTC_ADDR, TRICRYPTO2_POOL, 3, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 2279618);
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assertEq(IERC20(WBTC_ADDR).balanceOf(ALICE), amountOut);
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}
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function testSUSDPool() public {
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// Swapping USDC -> SUSD on SUSDPool 0xA5407eAE9Ba41422680e2e00537571bcC53efBfD
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uint256 amountIn = 100 * 10 ** 6;
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deal(USDC_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data = _getData(USDC_ADDR, SUSD_ADDR, SUSD_POOL, 1, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 100488101605550214590);
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assertEq(IERC20(SUSD_ADDR).balanceOf(ALICE), amountOut);
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}
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function testFraxUsdcPool() public {
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// Swapping FRAX -> USDC on FraxUsdcPool 0xDcEF968d416a41Cdac0ED8702fAC8128A64241A2
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uint256 amountIn = 1 ether;
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deal(FRAX_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data =
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_getData(FRAX_ADDR, USDC_ADDR, FRAX_USDC_POOL, 1, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 998097);
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assertEq(IERC20(USDC_ADDR).balanceOf(ALICE), amountOut);
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}
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function testUsdeUsdcPool() public {
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// Swapping USDC -> USDE on a CryptoSwapNG, deployed by factory 0x6A8cbed756804B16E05E741eDaBd5cB544AE21bf (plain pool)
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uint256 amountIn = 100 * 10 ** 6;
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deal(USDC_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data =
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_getData(USDC_ADDR, USDE_ADDR, USDE_USDC_POOL, 1, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 100064812138999986170);
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assertEq(IERC20(USDE_ADDR).balanceOf(ALICE), amountOut);
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}
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function testDolaFraxPyusdPool() public {
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// Swapping DOLA -> FRAXPYUSD on a CryptoSwapNG, deployed by factory 0x6A8cbed756804B16E05E741eDaBd5cB544AE21bf (meta pool)
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uint256 amountIn = 100 * 10 ** 6;
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deal(DOLA_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data =
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_getData(DOLA_ADDR, FRAXPYUSD_POOL, DOLA_FRAXPYUSD_POOL, 1, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 99688992);
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assertEq(IERC20(FRAXPYUSD_POOL).balanceOf(ALICE), amountOut);
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}
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function testCryptoPoolWithETH() public {
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// Swapping XYO -> ETH on a CryptoPool, deployed by factory 0xF18056Bbd320E96A48e3Fbf8bC061322531aac99
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uint256 amountIn = 1 ether;
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uint256 initialBalance = address(ALICE).balance; // this address already has some ETH assigned to it
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deal(XYO_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data =
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_getData(XYO_ADDR, ETH_ADDR_FOR_CURVE, ETH_XYO_POOL, 2, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 6081816039338);
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assertEq(ALICE.balance, initialBalance + amountOut);
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}
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function testCryptoPool() public {
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// Swapping BSGG -> USDT on a CryptoPool, deployed by factory 0xF18056Bbd320E96A48e3Fbf8bC061322531aac99
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uint256 amountIn = 1000 ether;
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deal(BSGG_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data =
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_getData(BSGG_ADDR, USDT_ADDR, BSGG_USDT_POOL, 2, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 23429);
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assertEq(IERC20(USDT_ADDR).balanceOf(ALICE), amountOut);
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}
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function testTricryptoPool() public {
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// Swapping WETH -> USDC on a Tricrypto pool, deployed by factory 0x0c0e5f2fF0ff18a3be9b835635039256dC4B4963
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uint256 amountIn = 1 ether;
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deal(WETH_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data =
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_getData(WETH_ADDR, USDC_ADDR, TRICRYPTO_POOL, 2, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 1861130974);
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assertEq(IERC20(USDC_ADDR).balanceOf(ALICE), amountOut);
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}
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function testTwoCryptoPool() public {
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// Swapping UWU -> WETH on a Twocrypto pool, deployed by factory 0x98ee851a00abee0d95d08cf4ca2bdce32aeaaf7f
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uint256 amountIn = 1 ether;
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deal(UWU_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data =
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_getData(UWU_ADDR, WETH_ADDR, UWU_WETH_POOL, 2, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 2873786684675);
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assertEq(IERC20(WETH_ADDR).balanceOf(ALICE), amountOut);
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}
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function testStableSwapPool() public {
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// Swapping CRVUSD -> USDT on a StableSwap pool, deployed by factory 0x4F8846Ae9380B90d2E71D5e3D042dff3E7ebb40d (plain pool)
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uint256 amountIn = 1 ether;
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deal(USDT_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data =
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_getData(USDT_ADDR, CRVUSD_ADDR, CRVUSD_USDT_POOL, 1, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 10436946786333182306400100);
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assertEq(IERC20(CRVUSD_ADDR).balanceOf(ALICE), amountOut);
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}
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function testMetaPool() public {
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// Swapping WTAO -> WSTTAO on a MetaPool deployed by factory 0xB9fC157394Af804a3578134A6585C0dc9cc990d4 (plain pool)
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uint256 amountIn = 100 * 10 ** 9; // 9 decimals
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deal(WTAO_ADDR, address(curveExecutorExposed), amountIn);
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bytes memory data =
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_getData(WTAO_ADDR, WSTTAO_ADDR, WSTTAO_WTAO_POOL, 1, ALICE);
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uint256 amountOut = curveExecutorExposed.swap(amountIn, data);
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assertEq(amountOut, 32797923610);
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assertEq(IERC20(WSTTAO_ADDR).balanceOf(ALICE), amountOut);
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}
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function _getData(
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address tokenIn,
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address tokenOut,
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address pool,
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uint8 poolType,
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address receiver
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) internal view returns (bytes memory data) {
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(int128 i, int128 j) = _getIndexes(tokenIn, tokenOut, pool);
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data = abi.encodePacked(
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tokenIn,
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tokenOut,
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pool,
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poolType,
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uint8(uint256(uint128(i))),
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uint8(uint256(uint128(j))),
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true,
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receiver
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);
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}
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function _getIndexes(address tokenIn, address tokenOut, address pool)
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internal
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view
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returns (int128, int128)
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{
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(int128 coinInIndex, int128 coinOutIndex,) =
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metaRegistry.get_coin_indices(pool, tokenIn, tokenOut);
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return (coinInIndex, coinOutIndex);
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}
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}
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