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contracts...test.sol

/// SPDX-License-Identifier: UNLICENSED

pragma solidity 0.8.7;

interface IERC20 {
    function balanceOf(address account) external view returns(uint256);
}

interface IProxy {
    function batchExec(address[] calldata tos, bytes32[] calldata configs, bytes[] memory datas) external payable;
}

contract test {
    IProxy public proxy;
    
    address constant public HWETH = 0x9e2Ba701cf5Dc47096060BB0a773e732BEE68dE6;
    
    constructor(IProxy _proxy) {
        proxy = _proxy;
    }
    
    function getTos() public pure returns (address[] memory tos) {
        tos = new address[](1);
        tos[0] = HWETH;
    }
    
    function getConfigs() public pure returns (bytes32[] memory configs) {
        configs = new bytes32[](1);
        configs[0] = bytes32(0);
    }
    
    function getDatas() public pure returns (bytes[] memory datas) {
        datas = new bytes[](1);
        datas[0] = abi.encodeWithSignature("deposit(uint256)", 0.1 ether);
    }
    
    function go() public payable {
        proxy.batchExec{ value: msg.value }(getTos(), getConfigs(), getDatas());
    }
    
    function lowgo(bytes memory payload) public payable {
        (bool ok, bytes memory result) = address(proxy).call{ value: msg.value }(payload);
        require(ok, string(result));
    }
}