105 lines
5.1 KiB
Solidity
105 lines
5.1 KiB
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity ^0.6.12;
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pragma experimental ABIEncoderV2;
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import { console2 } from "@forge-std/console2.sol";
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import { IERC20 } from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
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import { MockProposal } from "./MockProposal.sol";
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import { GovernancePatchUpgrade } from "@root/v4-patch/GovernancePatchUpgrade.sol";
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import { RelayerRegistry } from "@root/v4-patch/RelayerRegistry.sol";
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import { TornadoStakingRewards } from "@root/v4-patch/TornadoStakingRewards.sol";
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contract TestGovernanceStakingRewards is MockProposal {
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modifier replenishGovernanceStakingBalanceBefore() {
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vm.startPrank(_governanceAddress);
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IERC20(_tokenAddress).transfer(getStakingProxyAddress(), 100_000 ether);
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vm.stopPrank();
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_;
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}
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function burnTokens(address caller, uint256 amount, TornadoStakingRewards staking) internal {
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vm.startPrank(caller);
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staking.addBurnRewards(amount);
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vm.stopPrank();
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}
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function testAccumulatedRewardCanBeUpdated() public executeAttackerProposalBefore executeCurrentProposalBefore {
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TornadoStakingRewards staking = TornadoStakingRewards(getStakingProxyAddress());
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uint256 accumulatedRewardPerTornBeforeBurning = staking.accumulatedRewardPerTorn() / _tornMaximumSupply;
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console2.log("Accumulated reward per TORN right after proposal execution: %s TORN", accumulatedRewardPerTornBeforeBurning / 10e17);
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burnTokens(_governanceAddress, 10_000_000 ether, staking);
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uint256 accumulatedRewardPerTornAfterBurning = staking.accumulatedRewardPerTorn() / _tornMaximumSupply;
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console2.log("Accumulated reward per TORN after burning 10 000 000 TORN: ~ %s TORN", accumulatedRewardPerTornAfterBurning / 10e17);
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require(accumulatedRewardPerTornAfterBurning > accumulatedRewardPerTornBeforeBurning, "Staking rewards isn't updated");
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}
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function testStakerCanGetRewards()
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public
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executeAttackerProposalBefore
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executeCurrentProposalBefore
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replenishGovernanceStakingBalanceBefore
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{
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TornadoStakingRewards staking = TornadoStakingRewards(getStakingProxyAddress());
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IERC20 TORN = IERC20(_tokenAddress);
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uint256 toBurn = 10_000 ether;
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// Remind that we have locked in Governance 25 000 TORN for TEST_ADDRESS_ONE while voting
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uint256 stakerLockedBalance = governance.lockedBalance(TEST_ADDRESS_ONE);
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require(stakerLockedBalance == 25_000 ether, "Invalid test staker locked balance");
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uint256 stakerRewardsBeforeBurning = staking.checkReward(TEST_ADDRESS_ONE);
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console2.log("Staking rewards before burning: %s TORN", stakerRewardsBeforeBurning / 10e17);
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burnTokens(_governanceAddress, toBurn, staking);
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uint256 stakerRewardsAfterBurning = staking.checkReward(TEST_ADDRESS_ONE);
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console2.log("Staking rewards after burning 10 000 TORN: %s TORN", stakerRewardsAfterBurning / 10e17);
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require(stakerRewardsAfterBurning > stakerRewardsBeforeBurning, "Rewards isn't changed after burning");
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// All TORN, locked by users in Governance, is on the userVault contract balance
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uint256 governanceLockedAmount = TORN.balanceOf(address(governance.userVault()));
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uint256 receivedReward = stakerRewardsAfterBurning - stakerRewardsBeforeBurning;
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uint256 expectedRewards = stakerLockedBalance * toBurn / governanceLockedAmount;
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console2.log("Expected staking rewards: %s TORN", expectedRewards / 10e17);
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console2.log("Staker received rewards: %s TORN", receivedReward / 10e17);
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require(receivedReward == expectedRewards, "Expected and received rewards don't match");
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uint256 stakerTORNbalanceBeforeGettingRewards = TORN.balanceOf(TEST_ADDRESS_ONE);
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console2.log("Staker balance before getting (withdrawal) collected rewards: %s TORN", stakerTORNbalanceBeforeGettingRewards / 10e17);
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vm.startPrank(TEST_ADDRESS_ONE);
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staking.getReward();
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vm.stopPrank();
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uint256 stakerTORNbalanceAfterGettingRewards = TORN.balanceOf(TEST_ADDRESS_ONE);
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console2.log("Staker balance after getting (withdrawal) collected rewards: %s TORN", stakerTORNbalanceAfterGettingRewards / 10e17);
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require(stakerTORNbalanceAfterGettingRewards > stakerTORNbalanceBeforeGettingRewards, "Rewards isn't withdrawed");
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require(
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stakerTORNbalanceAfterGettingRewards - stakerTORNbalanceBeforeGettingRewards == receivedReward,
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"Incorrect rewards amount withdrawed"
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);
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}
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function testCanBurnFromRelayerRegistry() public {
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TornadoStakingRewards staking = TornadoStakingRewards(getStakingProxyAddress());
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address relayerRegistryAddress = getRelayerRegistryProxyAddress();
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uint256 accumulatedRewardPerTornBeforeBurning = staking.accumulatedRewardPerTorn();
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burnTokens(relayerRegistryAddress, 10_000 ether, staking);
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require(staking.accumulatedRewardPerTorn() > accumulatedRewardPerTornBeforeBurning, "Burn from relayer registry failed");
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}
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}
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