testcases import spells

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Richa-iitr 2022-09-03 15:03:32 +05:30
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import { expect, should } from "chai";
import hre, { ethers, waffle } from "hardhat";
import type { Signer, Contract } from "ethers";
import { BigNumber } from "bignumber.js";
import { buildDSAv2 } from "../../../scripts/tests/buildDSAv2";
import { addresses } from "../../../scripts/tests/mainnet/addresses";
import { deployAndEnableConnector } from "../../../scripts/tests/deployAndEnableConnector";
import { abis } from "../../../scripts/constant/abis";
import { getMasterSigner } from "../../../scripts/tests/getMasterSigner";
import { defaultAbiCoder, keccak256, parseEther, parseUnits } from "ethers/lib/utils";
import { ecsign, ecrecover, pubToAddress } from "ethereumjs-util";
import { encodeSpells } from "../../../scripts/tests/encodeSpells";
import encodeFlashcastData from "../../../scripts/tests/encodeFlashcastData";
import { ConnectV2CompoundV3__factory } from "../../../typechain";
import { tokens } from "../../../scripts/tests/mainnet/tokens";
const { provider } = waffle;
const comet = "0xc3d688B66703497DAA19211EEdff47f25384cdc3";
const user = "0x0a904e5e342d853952ad8159502dc1a29f9b084e";
const wethWhale = "0xf04a5cc80b1e94c69b48f5ee68a08cd2f09a7c3e";
const mnemonic = "test test test test test test test test test test test junk";
const ABI = [
"function balanceOf(address account) public view returns (uint256)",
"function approve(address spender, uint256 amount) external returns(bool)",
"function transfer(address recipient, uint256 amount) external returns (bool)"
];
const wethContract = new ethers.Contract(tokens.weth.address, ABI);
let wethSigner: any;
let walletSigner: any;
let cometABI = [
{
inputs: [{ internalType: "address", name: "account", type: "address" }],
name: "balanceOf",
outputs: [{ internalType: "uint256", name: "", type: "uint256" }],
stateMutability: "view",
type: "function"
},
{
inputs: [{ internalType: "address", name: "account", type: "address" }],
name: "borrowBalanceOf",
outputs: [{ internalType: "uint256", name: "", type: "uint256" }],
stateMutability: "view",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "asset", type: "address" },
{ internalType: "uint256", name: "minAmount", type: "uint256" },
{ internalType: "uint256", name: "baseAmount", type: "uint256" },
{ internalType: "address", name: "recipient", type: "address" }
],
name: "buyCollateral",
outputs: [],
stateMutability: "nonpayable",
type: "function"
},
{
inputs: [],
name: "decimals",
outputs: [{ internalType: "uint8", name: "", type: "uint8" }],
stateMutability: "view",
type: "function"
},
{
inputs: [{ internalType: "address", name: "priceFeed", type: "address" }],
name: "getPrice",
outputs: [{ internalType: "uint256", name: "", type: "uint256" }],
stateMutability: "view",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "asset", type: "address" },
{ internalType: "uint256", name: "amount", type: "uint256" }
],
name: "supply",
outputs: [],
stateMutability: "nonpayable",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "from", type: "address" },
{ internalType: "address", name: "dst", type: "address" },
{ internalType: "address", name: "asset", type: "address" },
{ internalType: "uint256", name: "amount", type: "uint256" }
],
name: "supplyFrom",
outputs: [],
stateMutability: "nonpayable",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "dst", type: "address" },
{ internalType: "address", name: "asset", type: "address" },
{ internalType: "uint256", name: "amount", type: "uint256" }
],
name: "supplyTo",
outputs: [],
stateMutability: "nonpayable",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "dst", type: "address" },
{ internalType: "uint256", name: "amount", type: "uint256" }
],
name: "transfer",
outputs: [{ internalType: "bool", name: "", type: "bool" }],
stateMutability: "nonpayable",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "dst", type: "address" },
{ internalType: "address", name: "asset", type: "address" },
{ internalType: "uint256", name: "amount", type: "uint256" }
],
name: "transferAsset",
outputs: [],
stateMutability: "nonpayable",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "src", type: "address" },
{ internalType: "address", name: "dst", type: "address" },
{ internalType: "address", name: "asset", type: "address" },
{ internalType: "uint256", name: "amount", type: "uint256" }
],
name: "transferAssetFrom",
outputs: [],
stateMutability: "nonpayable",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "src", type: "address" },
{ internalType: "address", name: "dst", type: "address" },
{ internalType: "uint256", name: "amount", type: "uint256" }
],
name: "transferFrom",
outputs: [{ internalType: "bool", name: "", type: "bool" }],
stateMutability: "nonpayable",
type: "function"
},
{
inputs: [{ internalType: "address", name: "", type: "address" }],
name: "userBasic",
outputs: [
{ internalType: "int104", name: "principal", type: "int104" },
{ internalType: "uint64", name: "baseTrackingIndex", type: "uint64" },
{ internalType: "uint64", name: "baseTrackingAccrued", type: "uint64" },
{ internalType: "uint16", name: "assetsIn", type: "uint16" },
{ internalType: "uint8", name: "_reserved", type: "uint8" }
],
stateMutability: "view",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "", type: "address" },
{ internalType: "address", name: "", type: "address" }
],
name: "userCollateral",
outputs: [
{ internalType: "uint128", name: "balance", type: "uint128" },
{ internalType: "uint128", name: "_reserved", type: "uint128" }
],
stateMutability: "view",
type: "function"
},
{
inputs: [{ internalType: "address", name: "", type: "address" }],
name: "userNonce",
outputs: [{ internalType: "uint256", name: "", type: "uint256" }],
stateMutability: "view",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "asset", type: "address" },
{ internalType: "uint256", name: "amount", type: "uint256" }
],
name: "withdraw",
outputs: [],
stateMutability: "nonpayable",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "src", type: "address" },
{ internalType: "address", name: "to", type: "address" },
{ internalType: "address", name: "asset", type: "address" },
{ internalType: "uint256", name: "amount", type: "uint256" }
],
name: "withdrawFrom",
outputs: [],
stateMutability: "nonpayable",
type: "function"
},
{
inputs: [
{ internalType: "address", name: "to", type: "address" },
{ internalType: "address", name: "asset", type: "address" },
{ internalType: "uint256", name: "amount", type: "uint256" }
],
name: "withdrawTo",
outputs: [],
stateMutability: "nonpayable",
type: "function"
}
];
describe("Import Compound V3", function () {
const connectorName = "COMPOUND-V3-X";
let dsaWallet0: any;
let masterSigner: Signer;
let instaConnectorsV2: Contract;
let connector: any;
const cometInstance = new ethers.Contract(comet, cometABI);
const wallets = provider.getWallets();
const [wallet0, wallet1, wallet2, wallet3] = wallets;
const wallet = ethers.Wallet.fromMnemonic(mnemonic);
before(async () => {
await hre.network.provider.request({
method: "hardhat_reset",
params: [
{
forking: {
// @ts-ignore
jsonRpcUrl: hre.config.networks.hardhat.forking.url,
blockNumber: 14441991
}
}
]
});
masterSigner = await getMasterSigner();
instaConnectorsV2 = await ethers.getContractAt(abis.core.connectorsV2, addresses.core.connectorsV2);
connector = await deployAndEnableConnector({
connectorName,
contractArtifact: ConnectV2CompoundV3__factory,
signer: masterSigner,
connectors: instaConnectorsV2
});
console.log("Connector address", connector.address);
await hre.network.provider.request({
method: "hardhat_impersonateAccount",
params: [wethWhale]
});
wethSigner = await ethers.getSigner(wethWhale);
await hre.network.provider.request({
method: "hardhat_impersonateAccount",
params: [wallet.address]
});
walletSigner = await ethers.getSigner(wallet.address);
console.log(new BigNumber(await wethContract.connect(wethSigner).balanceOf(wethSigner.address)).toFixed());
await wethContract.connect(wethSigner).transfer(wallet0.address, ethers.utils.parseEther("50"));
console.log("weth transferred");
await cometInstance.connect(wallet0).supplyTo(wallet.address, tokens.weth.address, ethers.utils.parseEther("50"));
console.log("weth supplied");
await cometInstance.connect(walletSigner).withdraw(tokens.usdc.address, ethers.utils.parseUnits("100", 6));
});
describe("Deployment", async () => {
it("Should set correct name", async () => {
expect(await connector.name()).to.eq("Compound-Import-v2");
});
});
describe("checks", async () => {
it("Should check user COMPOUND V3 position", async () => {
expect(
await cometInstance.connect(wallet0).userCollateral(wallet.address, tokens.weth.address).balance
).to.be.gte(ethers.utils.parseEther("100"));
expect(await cometInstance.connect(wallet0).borrowBalanceOf(wallet.address)).to.be.gte(
ethers.utils.parseUnits("100", 6)
);
});
});
describe("DSA wallet setup", async () => {
it("Should build DSA v2", async () => {
dsaWallet0 = await buildDSAv2(wallet0.address);
expect(!!dsaWallet0.address).to.be.true;
});
it("Deposit ETH into DSA wallet", async function () {
await wallet0.sendTransaction({
to: dsaWallet0.address,
value: ethers.utils.parseEther("10")
});
expect(await ethers.provider.getBalance(dsaWallet0.address)).to.be.gte(ethers.utils.parseEther("10"));
});
});
describe("Compound v3 position migration", async () => {
it("Should migrate Compound position", async () => {
const DOMAIN_TYPEHASH = keccak256(
"EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"
);
const PERMIT_TYPEHASH = keccak256(
"Authorization(address owner,address manager,bool isAllowed,uint256 nonce,uint256 expiry)"
);
const name = keccak256(ethers.utils.toUtf8Bytes(await cometInstance.connect(wallet0).name()));
const version = keccak256(ethers.utils.toUtf8Bytes(await cometInstance.connect(wallet0).version()));
const chainId = 1;
const DOMAIN_SEPARATOR = keccak256(
defaultAbiCoder.encode(
["bytes32", "bytes32", "bytes32", "uint256", "address"],
[DOMAIN_TYPEHASH, name, version, chainId, comet]
)
);
let nonce = (await cometInstance.connect(wallet).userNonce(wallet.address)).toNumber();
//Approving max amount
const amount = ethers.constants.MaxUint256;
const expiry = Date.now() + 20 * 60;
const digest = keccak256(
ethers.utils.solidityPack(
["bytes1", "bytes1", "bytes32", "bytes32"],
[
"0x19",
"0x01",
DOMAIN_SEPARATOR,
keccak256(
defaultAbiCoder.encode(
["bytes32", "address", "address", "uint256", "uint256", "uint256"],
[PERMIT_TYPEHASH, wallet.address, dsaWallet0.address, true, nonce, expiry]
)
)
]
)
);
const { v, r, s } = ecsign(Buffer.from(digest.slice(2), "hex"), Buffer.from(wallet.privateKey.slice(2), "hex"));
let buffer = ethers.utils.parseUnits("100", 6).toNumber();
let amount0 = new BigNumber(await cometInstance.connect(wallet0).borrowBalanceOf(wallet.address)).plus(buffer);
let amountB = new BigNumber(amount0.toString()).multipliedBy(5).dividedBy(1e4);
let amountWithFee = amount0.plus(amountB);
const spells1 = [
{
connector: "COMPOUND-V3-X",
method: "toggleAccountManagerWithPermit",
args: [wallet.address, dsaWallet0.address, true, nonce, expiry, v, r, s]
}
];
let tx = await dsaWallet0.connect(wallet0).cast(...encodeSpells(spells1), wallet0.address);
const receipt = await tx.wait();
console.log("DSA Permitted as manager");
const flashSpells = [
{
connector: "COMPOUND-V3-X",
method: "paybackOnBehalf",
args: [comet, tokens.usdc.address, wallet.address, ethers.constants.MaxUint256, 0, 0]
},
{
connector: "COMPOUND-V3-X",
method: "transferAssetFromUsingManager",
args: [comet, tokens.eth.address, wallet.address, dsaWallet0.address, ethers.constants.MaxUint256, 0, 0]
},
{
connector: "COMPOUND-V3-X",
method: "borrow",
args: [comet, tokens.usdc.address, amountWithFee.toFixed(0), 0, 0]
},
{
connector: "INSTAPOOL-C",
method: "flashPayback",
args: [tokens.usdc.address, amountWithFee.toFixed(0), 0, 0]
}
];
const spells = [
{
connector: "INSTAPOOL-C",
method: "flashBorrowAndCast",
args: [tokens.usdc.address, amount0.toFixed(), 5, encodeFlashcastData(flashSpells), "0x"]
}
];
tx = await dsaWallet0.connect(wallet0).cast(...encodeSpells(spells), wallet0.address);
await tx.wait();
});
it("Should check DSA COMPOUND position", async () => {
expect(
await cometInstance.connect(wallet0).userCollateral(dsaWallet0.address, tokens.weth.address).balance
).to.be.gte(ethers.utils.parseEther("100"));
expect(await cometInstance.connect(wallet0).borrowBalanceOf(dsaWallet0.address)).to.be.gte(
ethers.utils.parseUnits("100", 6)
);
});
});
});