286 lines
11 KiB
Solidity
286 lines
11 KiB
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.19;
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import {Test, console} from "forge-std/Test.sol";
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import "../../../contracts/bridge/trustless/BondManager.sol";
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import "../../../contracts/bridge/trustless/ChallengeManager.sol";
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import "../../../contracts/bridge/trustless/InboxETH.sol";
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import "../../../contracts/bridge/trustless/LiquidityPoolETH.sol";
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import "../../../contracts/bridge/trustless/EnhancedSwapRouter.sol";
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import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
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contract MockERC20 is ERC20 {
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constructor(string memory name, string memory symbol) ERC20(name, symbol) {
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_mint(msg.sender, 1000000 ether);
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}
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}
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contract FuzzTests is Test {
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BondManager public bondManager;
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ChallengeManager public challengeManager;
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LiquidityPoolETH public liquidityPool;
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InboxETH public inbox;
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EnhancedSwapRouter public swapRouter;
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MockERC20 public weth;
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MockERC20 public usdt;
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MockERC20 public usdc;
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MockERC20 public dai;
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address public deployer = address(0xDE0001);
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address public relayer = address(0x1111);
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address public lp = address(0x2222);
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uint256 public constant BOND_MULTIPLIER = 11000; // 110% in basis points
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uint256 public constant MIN_BOND = 1 ether;
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uint256 public constant CHALLENGE_WINDOW = 30 minutes;
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// Mock protocol addresses
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address public uniswapV3Router = address(0x1111111111111111111111111111111111111111);
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address public curve3Pool = address(0x2222222222222222222222222222222222222222);
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address public dodoexRouter = address(0x3333333333333333333333333333333333333333);
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address public balancerVault = address(0x4444444444444444444444444444444444444444);
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address public oneInchRouter = address(0x5555555555555555555555555555555555555555);
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function setUp() public {
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vm.startPrank(deployer);
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weth = new MockERC20("Wrapped Ether", "WETH");
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usdt = new MockERC20("Tether USD", "USDT");
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usdc = new MockERC20("USD Coin", "USDC");
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dai = new MockERC20("Dai Stablecoin", "DAI");
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bondManager = new BondManager(BOND_MULTIPLIER, MIN_BOND);
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challengeManager = new ChallengeManager(address(bondManager), CHALLENGE_WINDOW);
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liquidityPool = new LiquidityPoolETH(address(weth), 5, 11000);
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inbox = new InboxETH(address(bondManager), address(challengeManager), address(liquidityPool));
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swapRouter = new EnhancedSwapRouter(
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uniswapV3Router,
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curve3Pool,
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dodoexRouter,
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balancerVault,
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oneInchRouter,
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address(weth),
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address(usdt),
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address(usdc),
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address(dai)
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);
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liquidityPool.authorizeRelease(address(inbox));
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swapRouter.grantRole(swapRouter.ROUTING_MANAGER_ROLE(), deployer);
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vm.deal(relayer, 10000 ether);
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vm.deal(lp, 100000 ether);
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vm.warp(1000);
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// Provide liquidity
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vm.stopPrank();
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vm.prank(lp);
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liquidityPool.provideLiquidity{value: 1000 ether}(LiquidityPoolETH.AssetType.ETH);
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}
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/// @notice Fuzz test: Bond calculation should always be >= MIN_BOND
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function testFuzz_BondCalculation(uint256 amount) public {
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// Bound amount to reasonable range (1 wei to 1000000 ether)
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amount = bound(amount, 1, 1000000 ether);
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uint256 requiredBond = bondManager.getRequiredBond(amount);
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// Bond should always be at least MIN_BOND
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assertGe(requiredBond, MIN_BOND, "Bond should be at least MIN_BOND");
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// Bond should be at least amount * multiplier
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uint256 minExpectedBond = (amount * BOND_MULTIPLIER) / 10000;
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assertGe(requiredBond, minExpectedBond, "Bond should respect multiplier");
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}
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/// @notice Fuzz test: Multiple claims with random amounts
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function testFuzz_MultipleClaims(
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uint256[10] memory amounts,
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uint256[10] memory depositIds
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) public {
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// Bound amounts to reasonable range
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for (uint256 i = 0; i < 10; i++) {
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amounts[i] = bound(amounts[i], 1 ether, 100 ether);
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depositIds[i] = bound(depositIds[i], 1, type(uint256).max);
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uint256 bond = bondManager.getRequiredBond(amounts[i]);
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// Only proceed if relayer has enough ETH
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if (bond <= address(relayer).balance) {
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vm.prank(relayer);
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try inbox.submitClaim{value: bond}(
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depositIds[i],
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address(0),
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amounts[i],
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address(0x3333),
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""
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) {
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// Verify bond was posted
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(, uint256 bondAmount, , , ) = bondManager.bonds(depositIds[i]);
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assertGe(bondAmount, MIN_BOND, "Bond should be posted");
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} catch {
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// Some reverts are acceptable (e.g., duplicate depositId)
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}
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}
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}
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}
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/// @notice Fuzz test: Routing configuration with random providers
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function testFuzz_RoutingConfig(
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uint8 provider1,
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uint8 provider2,
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uint8 provider3
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) public {
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// Bound to valid provider enum values (0-4)
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provider1 = uint8(bound(provider1, 0, 4));
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provider2 = uint8(bound(provider2, 0, 4));
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provider3 = uint8(bound(provider3, 0, 4));
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EnhancedSwapRouter.SwapProvider[] memory providers = new EnhancedSwapRouter.SwapProvider[](3);
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providers[0] = EnhancedSwapRouter.SwapProvider(provider1);
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providers[1] = EnhancedSwapRouter.SwapProvider(provider2);
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providers[2] = EnhancedSwapRouter.SwapProvider(provider3);
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vm.prank(deployer);
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try swapRouter.setRoutingConfig(0, providers) {
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// Success - config was set
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assertTrue(true);
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} catch {
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// Revert is acceptable for invalid configurations
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assertTrue(true);
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}
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}
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/// @notice Fuzz test: Provider enable/disable with random toggles
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function testFuzz_ProviderToggle(uint8 providerIndex, bool enabled) public {
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providerIndex = uint8(bound(providerIndex, 0, 4));
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EnhancedSwapRouter.SwapProvider provider = EnhancedSwapRouter.SwapProvider(providerIndex);
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vm.prank(deployer);
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swapRouter.setProviderEnabled(provider, enabled);
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assertEq(swapRouter.providerEnabled(provider), enabled, "Provider state should match");
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}
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/// @notice Fuzz test: Balancer pool ID with random values
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function testFuzz_BalancerPoolId(
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address tokenIn,
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address tokenOut,
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bytes32 poolId
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) public {
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// Avoid zero addresses
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vm.assume(tokenIn != address(0));
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vm.assume(tokenOut != address(0));
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vm.prank(deployer);
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swapRouter.setBalancerPoolId(tokenIn, tokenOut, poolId);
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assertEq(swapRouter.balancerPoolIds(tokenIn, tokenOut), poolId, "Pool ID should be set");
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}
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/// @notice Fuzz test: Quote requests with random amounts
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function testFuzz_GetQuotes(uint256 amount) public {
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// Bound amount to reasonable range
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amount = bound(amount, 1 wei, 1000000 ether);
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// This should not revert (even if quotes are empty)
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try swapRouter.getQuotes(address(usdt), amount) returns (
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EnhancedSwapRouter.SwapProvider[] memory providers,
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uint256[] memory amounts
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) {
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// Arrays should have same length
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assertEq(providers.length, amounts.length, "Arrays should match length");
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} catch {
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// Revert is acceptable if amount causes issues
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assertTrue(true);
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}
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}
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/// @notice Fuzz test: Bond release with random deposit IDs
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function testFuzz_BondRelease(uint256 depositId, uint256 amount) public {
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// Bound values
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depositId = bound(depositId, 1, type(uint256).max);
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amount = bound(amount, 1 ether, 100 ether);
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uint256 bond = bondManager.getRequiredBond(amount);
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if (bond <= address(relayer).balance) {
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// Submit claim
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vm.prank(relayer);
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try inbox.submitClaim{value: bond}(depositId, address(0), amount, address(0x3333), "") {
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// Wait for challenge window
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vm.warp(block.timestamp + CHALLENGE_WINDOW + 1);
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// Finalize
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challengeManager.finalizeClaim(depositId);
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// Try to release
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try bondManager.releaseBond(depositId) {
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// Verify bond was released
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(, , , , bool released) = bondManager.bonds(depositId);
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assertTrue(released, "Bond should be released");
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} catch {
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// Some reverts are acceptable
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}
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} catch {
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// Claim submission failure is acceptable
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}
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}
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}
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/// @notice Fuzz test: Size-based routing with random amounts
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function testFuzz_SizeBasedRouting(uint256 amount) public {
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// Bound to reasonable range
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amount = bound(amount, 1 wei, 10000000 ether);
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// Test that routing logic handles various sizes
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// Small: < 10k, Medium: 10k-100k, Large: > 100k
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// This is tested indirectly through swapToStablecoin
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try swapRouter.getQuotes(address(usdt), amount) {
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// Function should not revert
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assertTrue(true);
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} catch {
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// Revert is acceptable for extreme values
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assertTrue(true);
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}
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}
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/// @notice Fuzz test: Concurrent operations with random parameters
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function testFuzz_ConcurrentOperations(
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uint256 numOperations,
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uint256 baseAmount
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) public {
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// Bound to reasonable values
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numOperations = bound(numOperations, 1, 50);
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baseAmount = bound(baseAmount, 1 ether, 10 ether);
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// Perform multiple operations
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for (uint256 i = 0; i < numOperations; i++) {
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uint256 depositId = i + 1;
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uint256 amount = baseAmount + (i * 1 ether);
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uint256 bond = bondManager.getRequiredBond(amount);
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if (bond <= address(relayer).balance) {
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vm.prank(relayer);
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try inbox.submitClaim{value: bond}(
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depositId,
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address(0),
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amount,
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address(0x3333),
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""
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) {
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// Operation succeeded
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} catch {
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// Some failures are acceptable
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}
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}
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}
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// System should still be functional
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assertTrue(true);
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}
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}
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