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fix

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pradyuman-verma 2021-11-20 01:59:08 +05:30
parent d96fae5728
commit 62899b3a6a
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3 changed files with 23 additions and 89 deletions
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2
contracts/arbitrum/connectors/uniswap-sell-beta/helpers.sol
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@ -114,7 +114,7 @@ contract Helpers {
) public {
IERC20(tokenIn).safeTransferFrom(sender, recipient, amountIn);
IERC20(tokenIn).safeApprove(address(router), amountIn);
IERC20(tokenIn).safeApprove(recipient, amountIn);
}
function swapSingleInput(ISwapRouter.ExactInputSingleParams memory params)

79
contracts/arbitrum/connectors/uniswap-sell-beta/libraries/TransferHelper.sol
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@ -1,79 +0,0 @@
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.6.0;
import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
library TransferHelper {
/// @notice Transfers tokens from the targeted address to the given destination
/// @notice Errors with 'STF' if transfer fails
/// @param token The contract address of the token to be transferred
/// @param from The originating address from which the tokens will be transferred
/// @param to The destination address of the transfer
/// @param value The amount to be transferred
function safeTransferFrom(
address token,
address from,
address to,
uint256 value
) internal {
(bool success, bytes memory data) = token.call(
abi.encodeWithSelector(
IERC20.transferFrom.selector,
from,
to,
value
)
);
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"STF"
);
}
/// @notice Transfers tokens from msg.sender to a recipient
/// @dev Errors with ST if transfer fails
/// @param token The contract address of the token which will be transferred
/// @param to The recipient of the transfer
/// @param value The value of the transfer
function safeTransfer(
address token,
address to,
uint256 value
) internal {
(bool success, bytes memory data) = token.call(
abi.encodeWithSelector(IERC20.transfer.selector, to, value)
);
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"ST"
);
}
/// @notice Approves the stipulated contract to spend the given allowance in the given token
/// @dev Errors with 'SA' if transfer fails
/// @param token The contract address of the token to be approved
/// @param to The target of the approval
/// @param value The amount of the given token the target will be allowed to spend
function safeApprove(
address token,
address to,
uint256 value
) internal {
(bool success, bytes memory data) = token.call(
abi.encodeWithSelector(IERC20.approve.selector, to, value)
);
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"SA"
);
}
/// @notice Transfers ETH to the recipient address
/// @dev Fails with `STE`
/// @param to The destination of the transfer
/// @param value The value to be transferred
function safeTransferETH(address to, uint256 value) internal {
(bool success, ) = to.call{value: value}(new bytes(0));
require(success, "STE");
}
}

31
test/uniswap-sell-beta/uniswap-sell-beta.js
View File

@ -29,17 +29,22 @@ const WETH_ADDR = "0x82af49447d8a07e3bd95bd0d56f35241523fbab1";
describe("Uniswap-sell-beta", function() {
let UniswapSellBeta, uniswapSellBeta;
before(async () => {
const account = "0xa067668661c84476afcdc6fa5d758c4c01c34352";
const account = "0x36cc7B13029B5DEe4034745FB4F24034f3F2ffc6";
[owner, add1, add2] = await ethers.getSigners();
const tokenArtifact = await artifacts.readArtifact(
"@openzeppelin/contracts/token/ERC20/IERC20.sol:IERC20"
);
const token = new ethers.Contract(
WETH_ADDR,
tokenArtifact.abi,
ethers.provider
);
await network.provider.send("hardhat_setBalance", [
owner.address,
ethers.utils.parseEther("10.0").toHexString(),
]);
await network.provider.send("hardhat_setBalance", [
account,
ethers.utils.parseEther("10.0").toHexString(),
]);
await hre.network.provider.request({
method: "hardhat_impersonateAccount",
@ -47,10 +52,18 @@ describe("Uniswap-sell-beta", function() {
});
const signer = await ethers.getSigner(account);
console.log(await token.connect(signer).balanceOf(account));
const token = new ethers.Contract(
WETH_ADDR,
tokenArtifact.abi,
ethers.provider
);
console.log((await token.balanceOf(account)).toString());
await token
.connect(signer)
.transfer(owner.address, ethers.utils.parseUnits("0.00000001", 18));
.transfer(owner.address, ethers.utils.parseEther("10"));
await hre.network.provider.request({
method: "hardhat_stopImpersonatingAccount",
@ -73,7 +86,7 @@ describe("Uniswap-sell-beta", function() {
WETH_ADDR,
USDC_ADDR,
3000,
ethers.utils.parseUnits("10.0"),
ethers.utils.parseUnits("1.0", 18),
0,
true
);