diff --git a/.nvmrc b/.nvmrc new file mode 100644 index 0000000..46a8184 --- /dev/null +++ b/.nvmrc @@ -0,0 +1 @@ +v12.18.1 diff --git a/contracts/connectors/curve.sol b/contracts/connectors/curve.sol index 0e0efb9..3dbd2a4 100644 --- a/contracts/connectors/curve.sol +++ b/contracts/connectors/curve.sol @@ -6,224 +6,223 @@ import { Stores } from "../common/stores.sol"; import { DSMath } from "../common/math.sol"; interface ICurve { - function underlying_coins(int128 tokenId) external view returns (address token); - function calc_token_amount(uint256[4] calldata amounts, bool deposit) external returns (uint256 amount); - function add_liquidity(uint256[4] calldata amounts, uint256 min_mint_amount) external; - function get_dy(int128 sellTokenId, int128 buyTokenId, uint256 sellTokenAmt) external returns (uint256 buyTokenAmt); - function exchange(int128 sellTokenId, int128 buyTokenId, uint256 sellTokenAmt, uint256 minBuyToken) external; - function remove_liquidity_imbalance(uint256[4] calldata amounts, uint256 max_burn_amount) external; + function underlying_coins(int128 tokenId) external view returns (address token); + function calc_token_amount(uint256[4] calldata amounts, bool deposit) external returns (uint256 amount); + function add_liquidity(uint256[4] calldata amounts, uint256 min_mint_amount) external; + function get_dy(int128 sellTokenId, int128 buyTokenId, uint256 sellTokenAmt) external returns (uint256 buyTokenAmt); + function exchange(int128 sellTokenId, int128 buyTokenId, uint256 sellTokenAmt, uint256 minBuyToken) external; + function remove_liquidity_imbalance(uint256[4] calldata amounts, uint256 max_burn_amount) external; } interface ICurveZap { - function calc_withdraw_one_coin(uint256 _token_amount, int128 i) external returns (uint256 amount); + function calc_withdraw_one_coin(uint256 _token_amount, int128 i) external returns (uint256 amount); } contract CurveHelpers is Stores, DSMath { - /** - * @dev Return Curve Swap Address - */ - function getCurveSwapAddr() internal pure returns (address) { - return 0xA5407eAE9Ba41422680e2e00537571bcC53efBfD; - } + /** + * @dev Return Curve Swap Address + */ + function getCurveSwapAddr() internal pure returns (address) { + return 0xA5407eAE9Ba41422680e2e00537571bcC53efBfD; + } - /** - * @dev Return Curve Token Address - */ - function getCurveTokenAddr() internal pure returns (address) { - return 0xC25a3A3b969415c80451098fa907EC722572917F; - } + /** + * @dev Return Curve Token Address + */ + function getCurveTokenAddr() internal pure returns (address) { + return 0xC25a3A3b969415c80451098fa907EC722572917F; + } - /** - * @dev Return Curve Zap Address - */ - function getCurveZapAddr() internal pure returns (address) { - return 0xFCBa3E75865d2d561BE8D220616520c171F12851; - } + /** + * @dev Return Curve Zap Address + */ + function getCurveZapAddr() internal pure returns (address) { + return 0xFCBa3E75865d2d561BE8D220616520c171F12851; + } - function convert18ToDec(uint _dec, uint256 _amt) internal pure returns (uint256 amt) { - amt = (_amt / 10 ** (18 - _dec)); - } + function convert18ToDec(uint _dec, uint256 _amt) internal pure returns (uint256 amt) { + amt = (_amt / 10 ** (18 - _dec)); + } - function convertTo18(uint _dec, uint256 _amt) internal pure returns (uint256 amt) { - amt = mul(_amt, 10 ** (18 - _dec)); - } + function convertTo18(uint _dec, uint256 _amt) internal pure returns (uint256 amt) { + amt = mul(_amt, 10 ** (18 - _dec)); + } - function getTokenI(address token) internal pure returns (int128 i) { - if (token == address(0x6B175474E89094C44Da98b954EedeAC495271d0F)) { - // DAI Token - i = 0; - } else if (token == address(0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48)) { - // USDC Token - i = 1; - } else if (token == address(0xdAC17F958D2ee523a2206206994597C13D831ec7)) { - // USDT Token - i = 2; - } else if (token == address(0x57Ab1ec28D129707052df4dF418D58a2D46d5f51)) { - // sUSD Token - i = 3; - } else { - revert("token-not-found."); - } + function getTokenI(address token) internal pure returns (int128 i) { + if (token == address(0x6B175474E89094C44Da98b954EedeAC495271d0F)) { + // DAI Token + i = 0; + } else if (token == address(0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48)) { + // USDC Token + i = 1; + } else if (token == address(0xdAC17F958D2ee523a2206206994597C13D831ec7)) { + // USDT Token + i = 2; + } else if (token == address(0x57Ab1ec28D129707052df4dF418D58a2D46d5f51)) { + // sUSD Token + i = 3; + } else { + revert("token-not-found."); } + } - function getTokenAddr(ICurve curve, uint256 i) internal view returns (address token) { - token = curve.underlying_coins(int128(i)); - require(token != address(0), "token-not-found."); - } + function getTokenAddr(ICurve curve, uint256 i) internal view returns (address token) { + token = curve.underlying_coins(int128(i)); + require(token != address(0), "token-not-found."); + } } - contract CurveProtocol is CurveHelpers { - event LogSell( - address indexed buyToken, - address indexed sellToken, - uint256 buyAmt, - uint256 sellAmt, - uint256 getId, - uint256 setId - ); - event LogDeposit(address token, uint256 amt, uint256 mintAmt, uint256 getId, uint256 setId); - event LogWithdraw(address token, uint256 amt, uint256 burnAmt, uint256 getId, uint256 setId); + event LogSell( + address indexed buyToken, + address indexed sellToken, + uint256 buyAmt, + uint256 sellAmt, + uint256 getId, + uint256 setId + ); + event LogDeposit(address token, uint256 amt, uint256 mintAmt, uint256 getId, uint256 setId); + event LogWithdraw(address token, uint256 amt, uint256 burnAmt, uint256 getId, uint256 setId); - /** - * @dev Sell Stable ERC20_Token. - * @param buyAddr buying token address. - * @param sellAddr selling token amount. - * @param sellAmt selling token amount. - * @param unitAmt unit amount of buyAmt/sellAmt with slippage. - * @param getId Get token amount at this ID from `InstaMemory` Contract. - * @param setId Set token amount at this ID in `InstaMemory` Contract. + /** + * @dev Sell Stable ERC20_Token. + * @param buyAddr buying token address. + * @param sellAddr selling token amount. + * @param sellAmt selling token amount. + * @param unitAmt unit amount of buyAmt/sellAmt with slippage. + * @param getId Get token amount at this ID from `InstaMemory` Contract. + * @param setId Set token amount at this ID in `InstaMemory` Contract. */ - function sell( - address buyAddr, - address sellAddr, - uint sellAmt, - uint unitAmt, - uint getId, - uint setId - ) external payable { - uint _sellAmt = getUint(getId, sellAmt); - ICurve curve = ICurve(getCurveSwapAddr()); - TokenInterface _buyToken = TokenInterface(buyAddr); - TokenInterface _sellToken = TokenInterface(sellAddr); - _sellAmt = _sellAmt == uint(-1) ? _sellToken.balanceOf(address(this)) : _sellAmt; - _sellToken.approve(address(curve), _sellAmt); + function sell( + address buyAddr, + address sellAddr, + uint sellAmt, + uint unitAmt, + uint getId, + uint setId + ) external payable { + uint _sellAmt = getUint(getId, sellAmt); + ICurve curve = ICurve(getCurveSwapAddr()); + TokenInterface _buyToken = TokenInterface(buyAddr); + TokenInterface _sellToken = TokenInterface(sellAddr); + _sellAmt = _sellAmt == uint(-1) ? _sellToken.balanceOf(address(this)) : _sellAmt; + _sellToken.approve(address(curve), _sellAmt); - uint _slippageAmt = convert18ToDec(_buyToken.decimals(), wmul(unitAmt, convertTo18(_sellToken.decimals(), _sellAmt))); + uint _slippageAmt = convert18ToDec(_buyToken.decimals(), wmul(unitAmt, convertTo18(_sellToken.decimals(), _sellAmt))); - uint intialBal = _buyToken.balanceOf(address(this)); - curve.exchange(getTokenI(sellAddr), getTokenI(buyAddr), _sellAmt, _slippageAmt); - uint finalBal = _buyToken.balanceOf(address(this)); + uint intialBal = _buyToken.balanceOf(address(this)); + curve.exchange(getTokenI(sellAddr), getTokenI(buyAddr), _sellAmt, _slippageAmt); + uint finalBal = _buyToken.balanceOf(address(this)); - uint _buyAmt = sub(finalBal, intialBal); + uint _buyAmt = sub(finalBal, intialBal); - setUint(setId, _buyAmt); + setUint(setId, _buyAmt); - emit LogSell(buyAddr, sellAddr, _buyAmt, _sellAmt, getId, setId); - bytes32 _eventCode = keccak256("LogSell(address,address,uint256,uint256,uint256,uint256)"); - bytes memory _eventParam = abi.encode(buyAddr, sellAddr, _buyAmt, _sellAmt, getId, setId); - emitEvent(_eventCode, _eventParam); + emit LogSell(buyAddr, sellAddr, _buyAmt, _sellAmt, getId, setId); + bytes32 _eventCode = keccak256("LogSell(address,address,uint256,uint256,uint256,uint256)"); + bytes memory _eventParam = abi.encode(buyAddr, sellAddr, _buyAmt, _sellAmt, getId, setId); + emitEvent(_eventCode, _eventParam); + } + + /** + * @dev Deposit Token. + * @param token token address. + * @param amt token amount. + * @param unitAmt unit amount of curve_amt/token_amt with slippage. + * @param getId Get token amount at this ID from `InstaMemory` Contract. + * @param setId Set token amount at this ID in `InstaMemory` Contract. + */ + function deposit( + address token, + uint amt, + uint unitAmt, + uint getId, + uint setId + ) external payable { + uint256 _amt = getUint(getId, amt); + TokenInterface tokenContract = TokenInterface(token); + + _amt = _amt == uint(-1) ? tokenContract.balanceOf(address(this)) : _amt; + uint[4] memory _amts; + _amts[uint(getTokenI(token))] = _amt; + + tokenContract.approve(getCurveSwapAddr(), _amt); + + uint _amt18 = convertTo18(tokenContract.decimals(), _amt); + uint _slippageAmt = wmul(unitAmt, _amt18); + + TokenInterface curveTokenContract = TokenInterface(getCurveTokenAddr()); + uint initialCurveBal = curveTokenContract.balanceOf(address(this)); + + ICurve(getCurveSwapAddr()).add_liquidity(_amts, _slippageAmt); + + uint finalCurveBal = curveTokenContract.balanceOf(address(this)); + + uint mintAmt = sub(finalCurveBal, initialCurveBal); + + setUint(setId, mintAmt); + + emit LogDeposit(token, _amt, mintAmt, getId, setId); + bytes32 _eventCode = keccak256("LogDeposit(address,uint256,uint256,uint256,uint256)"); + bytes memory _eventParam = abi.encode(token, _amt, mintAmt, getId, setId); + emitEvent(_eventCode, _eventParam); + } + + /** + * @dev Withdraw Token. + * @param token token address. + * @param amt token amount. + * @param unitAmt unit amount of curve_amt/token_amt with slippage. + * @param getId Get token amount at this ID from `InstaMemory` Contract. + * @param setId Set token amount at this ID in `InstaMemory` Contract. + */ + function withdraw( + address token, + uint256 amt, + uint256 unitAmt, + uint getId, + uint setId + ) external payable { + uint _amt = getUint(getId, amt); + int128 tokenId = getTokenI(token); + + TokenInterface curveTokenContract = TokenInterface(getCurveTokenAddr()); + ICurveZap curveZap = ICurveZap(getCurveZapAddr()); + ICurve curveSwap = ICurve(getCurveSwapAddr()); + + uint _curveAmt; + uint[4] memory _amts; + if (_amt == uint(-1)) { + _curveAmt = curveTokenContract.balanceOf(address(this)); + _amt = curveZap.calc_withdraw_one_coin(_curveAmt, tokenId); + _amts[uint(tokenId)] = _amt; + } else { + _amts[uint(tokenId)] = _amt; + _curveAmt = curveSwap.calc_token_amount(_amts, false); } - /** - * @dev Deposit Token. - * @param token token address. - * @param amt token amount. - * @param unitAmt unit amount of curve_amt/token_amt with slippage. - * @param getId Get token amount at this ID from `InstaMemory` Contract. - * @param setId Set token amount at this ID in `InstaMemory` Contract. - */ - function deposit( - address token, - uint amt, - uint unitAmt, - uint getId, - uint setId - ) external payable { - uint256 _amt = getUint(getId, amt); - TokenInterface tokenContract = TokenInterface(token); - _amt = _amt == uint(-1) ? tokenContract.balanceOf(address(this)) : _amt; - uint[4] memory _amts; - _amts[uint(getTokenI(token))] = _amt; + uint _amt18 = convertTo18(TokenInterface(token).decimals(), _amt); + uint _slippageAmt = wmul(unitAmt, _amt18); - tokenContract.approve(getCurveSwapAddr(), _amt); + curveTokenContract.approve(address(curveSwap), 0); + curveTokenContract.approve(address(curveSwap), _slippageAmt); - uint _amt18 = convertTo18(tokenContract.decimals(), _amt); - uint _slippageAmt = wmul(unitAmt, _amt18); + curveSwap.remove_liquidity_imbalance(_amts, _slippageAmt); - TokenInterface curveTokenContract = TokenInterface(getCurveTokenAddr()); - uint initialCurveBal = curveTokenContract.balanceOf(address(this)); + setUint(setId, _amt); - ICurve(getCurveSwapAddr()).add_liquidity(_amts, _slippageAmt); - - uint finalCurveBal = curveTokenContract.balanceOf(address(this)); - - uint mintAmt = sub(finalCurveBal, initialCurveBal); - - setUint(setId, mintAmt); - - emit LogDeposit(token, _amt, mintAmt, getId, setId); - bytes32 _eventCode = keccak256("LogDeposit(address,uint256,uint256,uint256,uint256)"); - bytes memory _eventParam = abi.encode(token, _amt, mintAmt, getId, setId); - emitEvent(_eventCode, _eventParam); - } - - /** - * @dev Withdraw Token. - * @param token token address. - * @param amt token amount. - * @param unitAmt unit amount of curve_amt/token_amt with slippage. - * @param getId Get token amount at this ID from `InstaMemory` Contract. - * @param setId Set token amount at this ID in `InstaMemory` Contract. - */ - function withdraw( - address token, - uint256 amt, - uint256 unitAmt, - uint getId, - uint setId - ) external payable { - uint _amt = getUint(getId, amt); - int128 tokenId = getTokenI(token); - - TokenInterface curveTokenContract = TokenInterface(getCurveTokenAddr()); - ICurveZap curveZap = ICurveZap(getCurveZapAddr()); - ICurve curveSwap = ICurve(getCurveSwapAddr()); - - uint _curveAmt; - uint[4] memory _amts; - if (_amt == uint(-1)) { - _curveAmt = curveTokenContract.balanceOf(address(this)); - _amt = curveZap.calc_withdraw_one_coin(_curveAmt, tokenId); - _amts[uint(tokenId)] = _amt; - } else { - _amts[uint(tokenId)] = _amt; - _curveAmt = curveSwap.calc_token_amount(_amts, false); - } - - - uint _amt18 = convertTo18(TokenInterface(token).decimals(), _amt); - uint _slippageAmt = wmul(unitAmt, _amt18); - - curveTokenContract.approve(address(curveSwap), 0); - curveTokenContract.approve(address(curveSwap), _slippageAmt); - - curveSwap.remove_liquidity_imbalance(_amts, _slippageAmt); - - setUint(setId, _amt); - - emit LogWithdraw(token, _amt, _curveAmt, getId, setId); - bytes32 _eventCode = keccak256("LogWithdraw(address,uint256,uint256,uint256,uint256)"); - bytes memory _eventParam = abi.encode(token, _amt, _curveAmt, getId, setId); - emitEvent(_eventCode, _eventParam); - } + emit LogWithdraw(token, _amt, _curveAmt, getId, setId); + bytes32 _eventCode = keccak256("LogWithdraw(address,uint256,uint256,uint256,uint256)"); + bytes memory _eventParam = abi.encode(token, _amt, _curveAmt, getId, setId); + emitEvent(_eventCode, _eventParam); + } } contract ConnectCurve is CurveProtocol { - string public name = "Curve-susd-v1.2"; + string public name = "Curve-susd-v1.2"; } diff 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"https://registry.npmjs.org/split-string/-/split-string-3.1.0.tgz", @@ -6231,6 +7758,28 @@ "lodash.isequal": "^4.5.0" } }, + "truffle-flattener": { + "version": "1.4.4", + "resolved": "https://registry.npmjs.org/truffle-flattener/-/truffle-flattener-1.4.4.tgz", + "integrity": "sha512-S/WmvubzlUj1mn56wEI6yo1bmPpKDNdEe5rtyVC1C5iNfZWobD/V69pAYI15IBDJrDqUyh+iXgpTkzov50zpQw==", + "requires": { + "@resolver-engine/imports-fs": "^0.2.2", + "@solidity-parser/parser": "^0.6.0", + "find-up": "^2.1.0", + "mkdirp": "^1.0.4", + "tsort": "0.0.1" + }, + "dependencies": { + "find-up": { + "version": "2.1.0", + "resolved": "https://registry.npmjs.org/find-up/-/find-up-2.1.0.tgz", + "integrity": "sha1-RdG35QbHF93UgndaK3eSCjwMV6c=", + "requires": { + "locate-path": "^2.0.0" + } + } + } + }, "truffle-hdwallet-provider": { "version": "1.0.17", "resolved": "https://registry.npmjs.org/truffle-hdwallet-provider/-/truffle-hdwallet-provider-1.0.17.tgz", @@ -6266,6 +7815,17 @@ "querystring": "^0.2.0" } }, + "try-require": { + "version": "1.2.1", + "resolved": "https://registry.npmjs.org/try-require/-/try-require-1.2.1.tgz", + "integrity": "sha1-NEiaLKwMCcHMEO2RugEVlNQzO+I=", + "dev": true + }, + "tsort": { + "version": "0.0.1", + "resolved": "https://registry.npmjs.org/tsort/-/tsort-0.0.1.tgz", + "integrity": "sha1-4igPXoF/i/QnVlf9D5rr1E9aJ4Y=" + }, "tunnel-agent": { "version": "0.6.0", "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz", @@ -6296,7 +7856,8 @@ "type-detect": { "version": "4.0.8", "resolved": "https://registry.npmjs.org/type-detect/-/type-detect-4.0.8.tgz", - "integrity": "sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==" + "integrity": "sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==", + "dev": true }, "type-is": { "version": "1.6.18", diff --git a/package.json b/package.json index 0acdd5f..946081a 100644 --- a/package.json +++ b/package.json @@ -5,10 +5,11 @@ "main": "truffle-config.js", "directories": {}, "scripts": { - "test": "npm run ganache sleep 5 && truffle test && npm run stop", + "test": "truffle test", "coverage": "./node_modules/.bin/solidity-coverage", "solium": "solium -d contracts/", - "build-contracts": "sol-merger \"./contracts/connectors/mock.sol\" ./contracts/build" + "build-contracts": "sol-merger \"./contracts/connectors/mock.sol\" ./contracts/build", + "ganache": "ganache-cli --deterministic --unlock 0x9eb7f2591ed42dee9315b6e2aaf21ba85ea69f8c -f https://mainnet.infura.io/v3/" }, "repository": { "type": "git", @@ -35,6 +36,8 @@ "truffle-verify": "^1.0.8" }, "devDependencies": { + "@openzeppelin/test-helpers": "^0.5.6", + "ganache-cli": "^6.10.0-beta.2", "sol-merger": "^2.0.1", "solidity-coverage": "0.5.11", "solium": "1.2.3" diff --git a/test/CurveProtocol.js b/test/CurveProtocol.js index 512af0e..53c8bf0 100644 --- a/test/CurveProtocol.js +++ b/test/CurveProtocol.js @@ -2,7 +2,7 @@ const CurveProtocol = artifacts.require('CurveProtocol') const daiABI = require('./abi/dai'); const erc20 = require('./abi/erc20') const swap_abi = require('./abi/swap') -const { ether, balance } = require('openzeppelin-test-helpers'); +const { ether, balance } = require('@openzeppelin/test-helpers'); const BN = require('bn.js') @@ -24,99 +24,106 @@ const swapContract = new web3.eth.Contract(swap_abi, swap) const swapToken = '0xC25a3A3b969415c80451098fa907EC722572917F' const tokenContract = new web3.eth.Contract(erc20, swapToken) - - contract('Curve Protocol', async accounts => { + it('should send ether to the user address', async () => { + let account = accounts[0] + let contract = await CurveProtocol.deployed() + const ethBalanceBefore = await balance.current(userAddress); + // Send 0.1 eth to userAddress to have gas to send an ERC20 tx. + await web3.eth.sendTransaction({ + from: accounts[0], + to: userAddress, + value: ether('0.1') + }); + const ethBalanceAfter = await balance.current(userAddress); + expect(+ethBalanceAfter - +ethBalanceBefore).to.equal(+ether('0.1')) + }); - it('should send ether to the DAI address', async () => { - let account = accounts[0] - let contract = await CurveProtocol.deployed() - // Send 0.1 eth to userAddress to have gas to send an ERC20 tx. - await web3.eth.sendTransaction({ - from: accounts[0], - to: userAddress, - value: ether('0.1') - }); - const ethBalance = await balance.current(userAddress); - expect(+ethBalance).to.be.at.least(+ether('0.1')) - }); + it('should transfer DAI to CurveProtocol', async () => { + let account = accounts[0] + let contract = await CurveProtocol.deployed() + // Get 100 DAI for first 5 accounts + // daiAddress is passed to ganache-cli with flag `--unlock` + // so we can use the `transfer` method + // + // Note: This only works as userAddress has 2546221640728945323079640 Dai, + // should remove this dependence in the future + const daiBalanceUser = await daiContract.methods.balanceOf(userAddress).call(); + await daiContract.methods + .transfer(contract.address, ether('100').toString()) + .send({ from: userAddress, gasLimit: 800000 }); + const daiBalance = await daiContract.methods.balanceOf(contract.address).call(); + expect(+daiBalance).to.be.at.least(+ether('100')) + }); - it('should transfer DAI to CurveProtocol', async () => { - let account = accounts[0] - let contract = await CurveProtocol.deployed() - // Get 100 DAI for first 5 accounts - // daiAddress is passed to ganache-cli with flag `--unlock` - // so we can use the `transfer` method - await daiContract.methods - .transfer(contract.address, ether('100').toString()) - .send({ from: userAddress, gasLimit: 800000 }); - const daiBalance = await daiContract.methods.balanceOf(contract.address).call(); - expect(+daiBalance).to.be.at.least(+ether('100')) - }); + it('should approve DAI to CurveProtocol', async() => { + let account = accounts[0] + let contract = await CurveProtocol.deployed() - it('should approve DAI to CurveProtocol', async() => { - let account = accounts[0] - let contract = await CurveProtocol.deployed() + await daiContract.methods + .approve(contract.address, ether('100').toString()) + .send({ from: account, gasLimit: 800000 }); + const daiAllowance = await daiContract.methods.allowance(account, contract.address).call() + expect(+daiAllowance).to.be.at.least(+ether('100')) + }); - await daiContract.methods - .approve(contract.address, ether('100').toString()) - .send({ from: account, gasLimit: 800000 }); - const daiAllowance = await daiContract.methods.allowance(account, contract.address).call() - expect(+daiAllowance).to.be.at.least(+ether('100')) - }); + /* Deprecated as CurveProtocol is not ICurve and exchange has been implemented into sell method + it('should exchange', async () => { + let account = accounts[0] + let contract = await CurveProtocol.deployed() - it('should exchange', async () => { - let account = accounts[0] - let contract = await CurveProtocol.deployed() + // Get 100 DAI for first 5 accounts + console.log('before'); + let get_dy = await contract.get_dy.call(0, 1, ether('1').toString()) + console.log('after'); + let min_dy = +get_dy * 0.99 + let receipt = await contract.exchange(0, 1, ether('1').toString(), 1, { from: account }) + let buyAmount = receipt.logs[0].args.buyAmount.toString() + expect(+buyAmount).to.be.at.least(min_dy); + }); + */ - // Get 100 DAI for first 5 accounts - let get_dy = await contract.get_dy.call(0, 1, ether('1').toString()) - let min_dy = +get_dy * 0.99 - let receipt = await contract.exchange(0, 1, ether('1').toString(), 1, { from: account }) - let buyAmount = receipt.logs[0].args.buyAmount.toString() - expect(+buyAmount).to.be.at.least(min_dy); + /* Deprecated as CurveProtocol is not ICurve and calc_token_amount has been implemented into withdraw method + it('should add liquidity', async () => { + let account = accounts[0] + let contract = await CurveProtocol.deployed() - }); + let amounts = [ether('1').toString(), 0, 0, 0] + let token_amount = await contract.calc_token_amount.call(amounts, true) - it('should add liquidity', async () => { - let account = accounts[0] - let contract = await CurveProtocol.deployed() + let receipt = await contract.add_liquidity(amounts, 1, { from: account }) + let mintAmount = receipt.logs[0].args.mintAmount.toString() + expect(+mintAmount).to.be.at.least(+mintAmount) + }) - let amounts = [ether('1').toString(), 0, 0, 0] - let token_amount = await contract.calc_token_amount.call(amounts, true) + it('should remove liquidity imbalance', async () => { + let account = accounts[0] + let contract = await CurveProtocol.deployed() - let receipt = await contract.add_liquidity(amounts, 1, { from: account }) - let mintAmount = receipt.logs[0].args.mintAmount.toString() - expect(+mintAmount).to.be.at.least(+mintAmount) - }) + let tokenBalance = await tokenContract.methods.balanceOf(contract.address).call() + let receipt = await contract.remove_liquidity_imbalance(["100000000000", 0, 0, 0], { from: account }) + let burnAmount = receipt.logs[0].args.burnAmount.toString() + let tokenBalanceAfter = await tokenContract.methods.balanceOf(contract.address).call() - it('should remove liquidity imbalance', async () => { - let account = accounts[0] - let contract = await CurveProtocol.deployed() + //weird Ganache errors sometimes "cannot decode event" + console.log(+tokenBalance, +tokenBalanceAfter, +burnAmount) + //expect(BN(tokenBalance)).to.be.a.bignumber.equal(BN(tokenBalanceAfter).add(burnAmount)) - let tokenBalance = await tokenContract.methods.balanceOf(contract.address).call() - let receipt = await contract.remove_liquidity_imbalance(["100000000000", 0, 0, 0], { from: account }) - let burnAmount = receipt.logs[0].args.burnAmount.toString() - let tokenBalanceAfter = await tokenContract.methods.balanceOf(contract.address).call() + }) - //weird Ganache errors sometimes "cannot decode event" - console.log(+tokenBalance, +tokenBalanceAfter, +burnAmount) - //expect(BN(tokenBalance)).to.be.a.bignumber.equal(BN(tokenBalanceAfter).add(burnAmount)) + it('should remove liquidity in one coin', async() => { + let account = accounts[0] + let contract = await CurveProtocol.deployed() - }) + let daiBalance = await daiContract.methods.balanceOf(contract.address).call() + let receipt = await contract.remove_liquidity_one_coin("100000000000", 0, 1, { from: account }) + let withdrawnAmount = receipt.logs[0].args.withdrawnAmount.toString() + let daiBalanceAfter = await daiContract.methods.balanceOf(contract.address).call() - it('should remove liquidity in one coin', async() => { - let account = accounts[0] - let contract = await CurveProtocol.deployed() - - let daiBalance = await daiContract.methods.balanceOf(contract.address).call() - let receipt = await contract.remove_liquidity_one_coin("100000000000", 0, 1, { from: account }) - let withdrawnAmount = receipt.logs[0].args.withdrawnAmount.toString() - let daiBalanceAfter = await daiContract.methods.balanceOf(contract.address).call() - - //weird Ganache errors sometimes "cannot decode event" - console.log(+daiBalance, +daiBalanceAfter, +withdrawnAmount) - //expect(BN(daiBalance)).to.be.a.bignumber.equal(BN(daiBalanceAfter).sub(withdrawnAmount)); - }) -}); \ No newline at end of file + //weird Ganache errors sometimes "cannot decode event" + console.log(+daiBalance, +daiBalanceAfter, +withdrawnAmount) + //expect(BN(daiBalance)).to.be.a.bignumber.equal(BN(daiBalanceAfter).sub(withdrawnAmount)); + }) + */ +}); diff --git a/truffle-config.js b/truffle-config.js index 71a9947..c1652ad 100644 --- a/truffle-config.js +++ b/truffle-config.js @@ -54,6 +54,12 @@ module.exports = { port: 8545, // Standard Ethereum port (default: none) network_id: "*", // Any network (default: none) }, + // Tenderly Proxy + proxy: { + host: "127.0.0.1", // Localhost (default: none) + port: 9545, // Standard Ethereum port (default: none) + network_id: "*", // Any network (default: none) + }, // Another network with more advanced options... // advanced: { @@ -108,7 +114,7 @@ module.exports = { // Configure your compilers compilers: { solc: { - version: "v0.6.0", // Fetch exact version from solc-bin (default: truffle's version) + version: "v0.6.2", // Fetch exact version from solc-bin (default: truffle's version) // docker: true, // Use "0.5.1" you've installed locally with docker (default: false) // settings: { // See the solidity docs for advice about optimization and evmVersion // optimizer: {