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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,107 @@ | ||
| // SPDX-License-Identifier: BUSL-1.1 | ||
| pragma solidity =0.8.16; | ||
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| import {TestPlus} from "./TestPlus.sol"; | ||
| import {stdStorage, StdStorage} from "forge-std/Test.sol"; | ||
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| import {ERC20} from "solmate/src/tokens/ERC20.sol"; | ||
| import {StrikeEthStrategy, ICToken, AffineVault, FixedPointMathLib} from "src/strategies/StrikeEthStrategy.sol"; | ||
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| import {console2} from "forge-std/console2.sol"; | ||
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| contract MockStrikeEthStrategy is StrikeEthStrategy { | ||
| constructor(AffineVault _vault, ICToken _cToken, address[] memory strategists) | ||
| StrikeEthStrategy(_vault, _cToken, strategists) | ||
| {} | ||
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| function addToPosition(uint256 amount) external { | ||
| _afterInvest(amount); | ||
| } | ||
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| function collateral() external returns (uint256) { | ||
| return cToken.balanceOfUnderlying(address(this)); | ||
| } | ||
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| function debt() external returns (uint256) { | ||
| return cToken.balanceOfUnderlying(address(this)); | ||
| } | ||
| } | ||
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| contract StrikeEthStrategyTest is TestPlus { | ||
| using FixedPointMathLib for uint256; | ||
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| MockStrikeEthStrategy staking; | ||
| AffineVault vault; | ||
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| uint256 depSize = 10 ether; | ||
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| receive() external payable {} | ||
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| function setUp() public { | ||
| forkEth(); | ||
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| address[] memory strategists = new address[](1); | ||
| strategists[0] = address(this); | ||
| vault = AffineVault(address(deployL1Vault())); | ||
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| staking = new MockStrikeEthStrategy(vault, ICToken(0x4Ddc2D193948926D02f9B1fE9e1daa0718270ED5), strategists); | ||
| vm.prank(governance); | ||
| vault.addStrategy(staking, 0); | ||
| } | ||
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| function _giveEther(uint256 amount) internal { | ||
| ERC20 weth = staking.WETH(); | ||
| deal(address(weth), address(staking), amount); | ||
| } | ||
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| function _divest(uint256 amount) internal { | ||
| vm.prank(address(vault)); | ||
| staking.divest(amount); | ||
| } | ||
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| function testAddToPosition() public { | ||
| _giveEther(depSize); | ||
| staking.addToPosition(depSize); | ||
| } | ||
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| function testLeverage() public { | ||
| testAddToPosition(); | ||
| uint256 collateral = staking.collateral(); | ||
| assertApproxEqRel(collateral, depSize * staking.leverage() / 100, 0.02e18); | ||
| } | ||
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| function testClosePosition() public { | ||
| ERC20 weth = staking.WETH(); | ||
| testAddToPosition(); | ||
| vm.warp(block.timestamp + 1 days); | ||
| vm.roll(block.number + 1); | ||
| _divest(1 ether); | ||
| console2.log("WETH balance: %s", weth.balanceOf(address(this))); | ||
| console2.log("WETH staking balance: %s", weth.balanceOf(address(staking))); | ||
| } | ||
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| function testTotalLockedValue() public { | ||
| testAddToPosition(); | ||
| uint256 tvl = staking.totalLockedValue(); | ||
| console2.log("TVL: %s", tvl); | ||
| assertApproxEqRel(tvl, depSize, 0.01e18); | ||
| } | ||
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| function testMutateTotalLockedValue() public { | ||
| testAddToPosition(); | ||
| uint256 tvl = staking.totalLockedValue(); | ||
| console2.log("Orig tvl: ", tvl); | ||
| console2.log("orig collateral: ", staking.collateral()); | ||
| console2.log("orig debt: ", staking.debt()); | ||
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| vm.prank(address(vault)); | ||
| staking.divest(1 ether); | ||
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| assertApproxEqRel(staking.totalLockedValue(), tvl - 1 ether, 0.01e18); | ||
| } | ||
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| function testSetParams() public { | ||
| staking.setLeverage(1000); | ||
| assertEq(staking.leverage(), 1000); | ||
| } | ||
| } |