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test: remove periphery contracts fork tests
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@ashhanai
ashhanai committed Apr 14, 2024
1 parent 360aa79 commit 0d01882
Showing 1 changed file with 0 additions and 268 deletions.
268 changes: 0 additions & 268 deletions test/fork/UseCases.fork.t.sol
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Expand Up @@ -4,8 +4,6 @@ pragma solidity 0.8.16;
import { MultiToken, ICryptoKitties, IERC20, IERC721 } from "MultiToken/MultiToken.sol";

import { Permit } from "src/loan/vault/Permit.sol";
import { CompoundAdapter } from "src/pool-adapter/CompoundAdapter.sol";
import { UniV3PosStateFingerpringComputer } from "src/state-fingerprint-computer/UniV3PosStateFingerpringComputer.sol";
import "src/PWNErrors.sol";

import { T20 } from "test/helper/T20.sol";
Expand Down Expand Up @@ -376,269 +374,3 @@ contract CategoryRegistryForIncompleteERCTokensTest is UseCasesTest {
}

}


interface UniV3PostLike {
struct DecreaseLiquidityParams {
uint256 tokenId;
uint128 liquidity;
uint256 amount0Min;
uint256 amount1Min;
uint256 deadline;
}

/// @notice Decreases the amount of liquidity in a position and accounts it to the position
/// @param params tokenId The ID of the token for which liquidity is being decreased,
/// amount The amount by which liquidity will be decreased,
/// amount0Min The minimum amount of token0 that should be accounted for the burned liquidity,
/// amount1Min The minimum amount of token1 that should be accounted for the burned liquidity,
/// deadline The time by which the transaction must be included to effect the change
/// @return amount0 The amount of token0 accounted to the position's tokens owed
/// @return amount1 The amount of token1 accounted to the position's tokens owed
function decreaseLiquidity(DecreaseLiquidityParams calldata params)
external
payable
returns (uint256 amount0, uint256 amount1);
}

contract StateFingerprintTest is UseCasesTest {

address constant UNI_V3_POS = 0xC36442b4a4522E871399CD717aBDD847Ab11FE88;

function test_shouldFail_whenUniV3PosStateChanges() external {
UniV3PosStateFingerpringComputer computer = new UniV3PosStateFingerpringComputer(UNI_V3_POS);
deployment.config.registerStateFingerprintComputer(UNI_V3_POS, address(computer));

uint256 collId = 1;
address originalOwner = IERC721(UNI_V3_POS).ownerOf(collId);
vm.prank(originalOwner);
IERC721(UNI_V3_POS).transferFrom(originalOwner, borrower, collId);

vm.prank(borrower);
IERC721(UNI_V3_POS).setApprovalForAll(address(deployment.simpleLoan), true);

// Define proposal
proposal.collateralCategory = MultiToken.Category.ERC721;
proposal.collateralAddress = UNI_V3_POS;
proposal.collateralId = collId;
proposal.collateralAmount = 0;
proposal.checkCollateralStateFingerprint = true;
proposal.collateralStateFingerprint = computer.computeStateFingerprint(UNI_V3_POS, collId);

vm.prank(borrower);
UniV3PostLike(UNI_V3_POS).decreaseLiquidity(UniV3PostLike.DecreaseLiquidityParams({
tokenId: collId,
liquidity: 100,
amount0Min: 0,
amount1Min: 0,
deadline: block.timestamp + 1 days
}));
bytes32 currentFingerprint = computer.computeStateFingerprint(UNI_V3_POS, collId);

assertNotEq(currentFingerprint, proposal.collateralStateFingerprint);

// Create loan
_createLoanRevertWith(
abi.encodeWithSelector(InvalidCollateralStateFingerprint.selector, currentFingerprint, proposal.collateralStateFingerprint)
);
}

function test_shouldPass_whenUniV3PosStateDoesNotChange() external {
UniV3PosStateFingerpringComputer computer = new UniV3PosStateFingerpringComputer(UNI_V3_POS);
deployment.config.registerStateFingerprintComputer(UNI_V3_POS, address(computer));

uint256 collId = 1;
address originalOwner = IERC721(UNI_V3_POS).ownerOf(collId);
vm.prank(originalOwner);
IERC721(UNI_V3_POS).transferFrom(originalOwner, borrower, collId);

vm.prank(borrower);
IERC721(UNI_V3_POS).setApprovalForAll(address(deployment.simpleLoan), true);

// Define proposal
proposal.collateralCategory = MultiToken.Category.ERC721;
proposal.collateralAddress = UNI_V3_POS;
proposal.collateralId = collId;
proposal.collateralAmount = 0;
proposal.checkCollateralStateFingerprint = true;
proposal.collateralStateFingerprint = computer.computeStateFingerprint(UNI_V3_POS, collId);

// Create loan
_createLoan();

// Check balance
assertEq(IERC721(UNI_V3_POS).ownerOf(collId), address(deployment.simpleLoan));
}

}


interface ICometLike {
function allow(address manager, bool isAllowed) external;
function supply(address asset, uint amount) external;
function withdraw(address asset, uint amount) external;
}

contract PoolAdapterTest is UseCasesTest {

address constant CMP_USDC = 0xc3d688B66703497DAA19211EEdff47f25384cdc3;
address constant USDC = 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48;

function test_shouldWithdrawAndRepayToPool() external {
CompoundAdapter adapter = new CompoundAdapter(address(deployment.hub));
deployment.config.registerPoolAdapter(CMP_USDC, address(adapter));

vm.prank(0x47ac0Fb4F2D84898e4D9E7b4DaB3C24507a6D503);
IERC20(USDC).transfer(lender, 1000e6);

// Supply to pool 1k USDC
vm.startPrank(lender);
IERC20(USDC).approve(CMP_USDC, type(uint256).max);
ICometLike(CMP_USDC).supply(USDC, 1000e6);
ICometLike(CMP_USDC).allow(address(adapter), true);
vm.stopPrank();

vm.prank(borrower);
IERC20(USDC).approve(address(deployment.simpleLoan), type(uint256).max);

// Update lender spec
PWNSimpleLoan.LenderSpec memory lenderSpec = PWNSimpleLoan.LenderSpec({
sourceOfFunds: CMP_USDC
});

// Update proposal
proposal.creditAddress = USDC;
proposal.creditAmount = 100e6; // 100 USDC
proposal.proposerSpecHash = deployment.simpleLoan.getLenderSpecHash(lenderSpec);

assertEq(IERC20(USDC).balanceOf(lender), 0);
assertEq(IERC20(USDC).balanceOf(borrower), 0);

// Make proposal
vm.prank(lender);
deployment.simpleLoanSimpleProposal.makeProposal(proposal);

bytes memory proposalData = deployment.simpleLoanSimpleProposal.encodeProposalData(proposal);

// Create loan
vm.prank(borrower);
uint256 loanId = deployment.simpleLoan.createLOAN({
proposalSpec: PWNSimpleLoan.ProposalSpec({
proposalContract: address(deployment.simpleLoanSimpleProposal),
proposalData: proposalData,
proposalInclusionProof: new bytes32[](0),
signature: ""
}),
lenderSpec: lenderSpec,
callerSpec: PWNSimpleLoan.CallerSpec({
refinancingLoanId: 0,
revokeNonce: false,
nonce: 0,
permitData: ""
}),
extra: ""
});

// Check balance
assertEq(IERC20(USDC).balanceOf(lender), 0);
assertEq(IERC20(USDC).balanceOf(borrower), 100e6);

// Move in time
vm.warp(block.timestamp + 20 hours);

// Repay loan
vm.prank(borrower);
deployment.simpleLoan.repayLOAN({
loanId: loanId,
permitData: ""
});

// LOAN token owner is original lender -> repay funds to the pool
assertEq(IERC20(USDC).balanceOf(lender), 0);
assertEq(IERC20(USDC).balanceOf(borrower), 0);
vm.expectRevert("ERC721: invalid token ID");
deployment.loanToken.ownerOf(loanId);
}

function test_shouldWithdrawFromPoolAndRepayToVault() external {
CompoundAdapter adapter = new CompoundAdapter(address(deployment.hub));
deployment.config.registerPoolAdapter(CMP_USDC, address(adapter));

vm.prank(0x47ac0Fb4F2D84898e4D9E7b4DaB3C24507a6D503);
IERC20(USDC).transfer(lender, 1000e6);

// Supply to pool 1k USDC
vm.startPrank(lender);
IERC20(USDC).approve(CMP_USDC, type(uint256).max);
ICometLike(CMP_USDC).supply(USDC, 1000e6);
ICometLike(CMP_USDC).allow(address(adapter), true);
vm.stopPrank();

vm.prank(borrower);
IERC20(USDC).approve(address(deployment.simpleLoan), type(uint256).max);

// Update lender spec
PWNSimpleLoan.LenderSpec memory lenderSpec = PWNSimpleLoan.LenderSpec({
sourceOfFunds: CMP_USDC
});

// Update proposal
proposal.creditAddress = USDC;
proposal.creditAmount = 100e6; // 100 USDC
proposal.proposerSpecHash = deployment.simpleLoan.getLenderSpecHash(lenderSpec);

assertEq(IERC20(USDC).balanceOf(lender), 0);
assertEq(IERC20(USDC).balanceOf(borrower), 0);

// Make proposal
vm.prank(lender);
deployment.simpleLoanSimpleProposal.makeProposal(proposal);

bytes memory proposalData = deployment.simpleLoanSimpleProposal.encodeProposalData(proposal);

// Create loan
vm.prank(borrower);
uint256 loanId = deployment.simpleLoan.createLOAN({
proposalSpec: PWNSimpleLoan.ProposalSpec({
proposalContract: address(deployment.simpleLoanSimpleProposal),
proposalData: proposalData,
proposalInclusionProof: new bytes32[](0),
signature: ""
}),
lenderSpec: lenderSpec,
callerSpec: PWNSimpleLoan.CallerSpec({
refinancingLoanId: 0,
revokeNonce: false,
nonce: 0,
permitData: ""
}),
extra: ""
});

// Check balance
assertEq(IERC20(USDC).balanceOf(lender), 0);
assertEq(IERC20(USDC).balanceOf(borrower), 100e6);

// Move in time
vm.warp(block.timestamp + 20 hours);

address newLender = makeAddr("new lender");

vm.prank(lender);
deployment.loanToken.transferFrom(lender, newLender, loanId);

uint256 originalBalance = IERC20(USDC).balanceOf(address(deployment.simpleLoan));

// Repay loan
vm.prank(borrower);
deployment.simpleLoan.repayLOAN({
loanId: loanId,
permitData: ""
});

// LOAN token owner is not original lender -> repay funds to the Vault
assertEq(IERC20(USDC).balanceOf(address(deployment.simpleLoan)), originalBalance + 100e6);
assertEq(deployment.loanToken.ownerOf(loanId), newLender);
}

}

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