Test.sol

pragma solidity 0.6.10;
pragma experimental "ABIEncoderV2";
import { IERC20 } from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import { IERC777 } from "@openzeppelin/contracts/token/ERC777/IERC777.sol";
import { IERC777Recipient } from "@openzeppelin/contracts/token/ERC777/IERC777Recipient.sol";
import { IERC777Sender } from "@openzeppelin/contracts/token/ERC777/IERC777Sender.sol";
import { IERC1820Registry } from "@openzeppelin/contracts/introspection/IERC1820Registry.sol";
import { ISetToken } from "../interfaces/ISetToken.sol";
import { MockManagerWallet } from "./MockManagerWallet.sol";

interface CompoundLeverageModuleLike {
    function sync(ISetToken _setToken, bool _shouldAccrueInterest) external;
}

interface IssuanceModuleLike {
    function issue(
        ISetToken _setToken,
        uint256 _quantity,
        address _to
    ) external;
    function redeem(
        ISetToken _setToken,
        uint256 _quantity,
        address _to
    ) external;
}

contract TestContract is IERC777Recipient {
    ISetToken setToken;
    CompoundLeverageModuleLike compoundModule;
    IssuanceModuleLike issueModule;
    IERC1820Registry constant internal _ERC1820_REGISTRY = IERC1820Registry(0x1820a4B7618BdE71Dce8cdc73aAB6C95905faD24);
    IERC20 CETH = IERC20(0x4Ddc2D193948926D02f9B1fE9e1daa0718270ED5);
    MockManagerWallet manager;
    IERC20 cToken;
    IERC20 wfCash;

    bytes32 private constant _TOKENS_SENDER_INTERFACE_HASH = keccak256("ERC777TokensSender");
    bytes32 private constant _TOKENS_RECIPIENT_INTERFACE_HASH = keccak256("ERC777TokensRecipient");

    constructor(
        ISetToken _setToken,
        CompoundLeverageModuleLike _compoundModule,
        IssuanceModuleLike _issueModule,
        IERC20 _cToken,
        IERC20 _wfCash,
        MockManagerWallet _manager
    ) public {
        setToken = _setToken;
        compoundModule = _compoundModule;
        issueModule = _issueModule;
        cToken = _cToken;
        wfCash = _wfCash;
        manager = _manager;
    }

    function test(uint256 _amount) external {
        cToken.approve(address(issueModule), uint256(-1));
        wfCash.approve(address(issueModule), uint256(-1));
        issueModule.issue(setToken, _amount, address(this));
        issueModule.redeem(setToken, _amount, address(this));
    }
}