Add running tests on mainnet fork

.github/workflows/CI.yaml

@@ -51,7 +51,9 @@ jobs:
       - run: npm run compile
         env: { SKIP_LOAD: true }
       - run: npm run test:gas
-        env: { SKIP_LOAD: true }
+        env:
+          SKIP_LOAD: true
+          MAINNET_FORK_RPC_URL: ${{ secrets.MAINNET_FORK_RPC_URL }}
       - run: npm run coverage
         env: { SKIP_LOAD: true }
       - uses: codecov/codecov-action@v3

contracts/interfaces/IEthPrivErc20Vault.sol

@@ -10,6 +10,4 @@ import {IEthErc20Vault} from './IEthErc20Vault.sol';
  * @author StakeWise
  * @notice Defines the interface for the EthPrivErc20Vault contract
  */
-interface IEthPrivErc20Vault is IEthErc20Vault, IVaultWhitelist {
-
-}
+interface IEthPrivErc20Vault is IEthErc20Vault, IVaultWhitelist {}

contracts/interfaces/IEthPrivVault.sol

@@ -10,6 +10,4 @@ import {IEthVault} from './IEthVault.sol';
  * @author StakeWise
  * @notice Defines the interface for the EthPrivVault contract
  */
-interface IEthPrivVault is IEthVault, IVaultWhitelist {
-
-}
+interface IEthPrivVault is IEthVault, IVaultWhitelist {}

contracts/interfaces/IVaultToken.sol

@@ -13,6 +13,4 @@ import {IVaultEnterExit} from './IVaultEnterExit.sol';
  * @author StakeWise
  * @notice Defines the interface for the VaultToken contract
  */
-interface IVaultToken is IERC20Permit, IERC20, IERC20Metadata, IVaultState, IVaultEnterExit {
-
-}
+interface IVaultToken is IERC20Permit, IERC20, IERC20Metadata, IVaultState, IVaultEnterExit {}

hardhat.config.ts

@@ -12,7 +12,7 @@ import '@openzeppelin/hardhat-upgrades'
 dotenv.config({ path: '.env' })
 
 import { Networks } from './helpers/types'
-import { NETWORKS } from './helpers/constants'
+import { MAINNET_FORK, NETWORKS } from './helpers/constants'
 
 if (!process.env.SKIP_LOAD) {
   glob.sync('./tasks/*.ts').forEach((file) => {
@@ -28,6 +28,17 @@ const IS_COVERAGE = process.env.COVERAGE === 'true'
 const BLOCK_EXPLORER_KEY = process.env.BLOCK_EXPLORER_KEY || ''
 const HARDHATEVM_CHAINID = 31337
 
+// fork
+const mainnetFork = process.env.MAINNET_FORK_RPC_URL
+  ? {
+      blockNumber: MAINNET_FORK.blockNumber,
+      url: process.env.MAINNET_FORK_RPC_URL,
+    }
+  : undefined
+if (mainnetFork) {
+  console.log(`Using mainnet fork at block ${mainnetFork.blockNumber}`)
+}
+
 const getCommonNetworkConfig = (networkName) => {
   return {
     url: NETWORKS[networkName].url,
@@ -67,13 +78,13 @@ const config: HardhatUserConfig = {
     hardhat: {
       blockGasLimit: DEFAULT_BLOCK_GAS_LIMIT,
       gas: DEFAULT_BLOCK_GAS_LIMIT,
-      gasPrice: 8000000000,
       chainId: HARDHATEVM_CHAINID,
       throwOnTransactionFailures: true,
       throwOnCallFailures: true,
       accounts: {
         accountsBalance: '1000000000000000000000000',
       },
+      forking: mainnetFork,
     },
     local: {
       url: 'http://127.0.0.1:8545/',

helpers/constants.ts

@@ -41,8 +41,8 @@ export const NETWORKS: {
     osTokenCapacity: parseEther('1000000'),
     osTokenName: 'SW Staked ETH',
     osTokenSymbol: 'osETH',
-    redeemFromLtvPercent: 9150n, // 91.5%
-    redeemToLtvPercent: 9000n, // 90%
+    redeemFromLtvPercent: 65535n, // disabled
+    redeemToLtvPercent: 65535n, // disabled
     liqThresholdPercent: 9200, // 92%
     liqBonusPercent: 10100, // 101%
     ltvPercent: 9000, // 90%
@@ -227,3 +227,34 @@ export const ethValidatorsRegistry = {
   bytecode:
     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 }
+
+export const MAINNET_FORK = {
+  enabled: Boolean(process.env.MAINNET_FORK_RPC_URL),
+  blockNumber: 18870000,
+  rpcUrl: process.env.MAINNET_FORK_RPC_URL,
+  genesisVaultHarvestParams: {
+    proofReward: 8222516177498228168659n,
+    proofUnlockedMevReward: 57054334659094598004n,
+    proof: [
+      '0xc2c1334f12ed58092112b785bc6000b469dbeac453d3accd29b3317ba4edc3fa',
+      '0x23c4f7627f6a2eaad242a9a0d499e2b9a70e2e2e05535204bc9898156e45279f',
+      '0x5ece033fbed4c67d6e9e24b779af765960cecc47021ddb2816288011f6f84fe2',
+      '0x584ed8ee053fa2afd3c0b512066bf73c3275a466bd0b866c04ea96c5aa49f42b',
+      '0xcf299fc681f982707bed35ae96898bb1b4fa13e4d0558c78e1d34e24e861e6b0',
+    ],
+  },
+  oracles: [
+    '0x6D403394848EaD12356C9Bb667ED27bCe1945914',
+    '0xED5a1c366984215A28a95bE95A9a49d59a065e91',
+    '0x20B04EcB2bc5E44Ac5AaAd9c8DD3cd04d9Fb87c8',
+    '0x4E81bfde2eb1574bf0839aDEFb65cEA0D8B07EFC',
+    '0x49F436341dbB3ffFce92C59fBcfcAEdaD22D0b0e',
+    '0x624EC1141Eb0C3bE58b382737718852665c35Cf0',
+    '0x671D846eCd7D945011912a6fa42E6F3E39eD0569',
+    '0x3F77cC37b5F49561E84e36D87FAe1F032E1f771e',
+    '0xa9Ccb8ba942C45F6Fa786F936679812591dA012a',
+    '0xb5dBd61DAb7138aF20A61614e0A4587566C2A15A',
+    '0x8Ce4f2800dE6476F42a070C79AfA58E0E209173e',
+  ],
+  v2PoolHolder: '0x56556075Ab3e2Bb83984E90C52850AFd38F20883',
+}