curve.t.sol

// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.7;

import {Test, console2} from "forge-std/Test.sol";
import {Curves} from "../contracts/Curves.sol";
import {FeeSplitter} from "../contracts/FeeSplitter.sol";
import {CurvesERC20Factory} from "../contracts/CurvesERC20Factory.sol";

contract testCurve is Test {
    FeeSplitter feespliter;
    CurvesERC20Factory factory;
    Curves curves;

    address owner = makeAddr("owner");
    address user1 = makeAddr("user1");
   

    function setUp() external {
        feespliter = new FeeSplitter();
        factory = new CurvesERC20Factory();

        curves = new Curves(address(factory), address(feespliter));
        vm.deal(owner, 20 ether);
        vm.deal(user1, 20 ether);
       
    }
    
       function testTransferToAddressZero() external {
        vm.prank(owner);
        //tokensubject no fee for buying 1 token first
        curves.buyCurvesToken(owner, 1);

        uint pricewithFee = curves.getBuyPriceAfterFee(owner, 50);

        // user buycurveToken before all necessary fee parameters are set
        vm.prank(user1);
        curves.buyCurvesToken{value: pricewithFee}(owner, 50);

        vm.prank(user1);
        //transfer to address(0)
        curves.transferCurvesToken(owner, address(0), 10);
        assertEq(curves.curvesTokenBalance(owner, address(0)), 10);
    }
}