expose parameters to ERC20 constructor and change the directory name …

…to mock

src/weird-erc20/ERC20-bool.sol → src/mocks/ERC20-bool.sol

@@ -1,14 +1,17 @@
 pragma solidity ^0.8.0;
 
 import "forge-std/interfaces/IERC20.sol";
-import {ERC20Token} from "./ERC20-base.sol";
+import {ERC20Base} from "./base/ERC20Base.sol";
 
-contract ERC20Bool is ERC20Token {
-    constructor(uint256 initialSupply) {
-        totalSupply = initialSupply;
-        balanceOf[msg.sender] = initialSupply;
+contract ERC20Bool is ERC20Base {
+    constructor(string memory _name, string memory _symbol, uint8 _decimals, uint256 _initialSupply) {
+        name = _name;
+        symbol = _symbol;
+        decimals = _decimals;
+        totalSupply = _initialSupply;
+        balanceOf[msg.sender] = _initialSupply;
 
-        emit Transfer(address(0),msg.sender,initialSupply);
+        emit Transfer(address(0),msg.sender,_initialSupply);
     }
 
     function transfer(address to,uint256 amount) public override returns (bool) {

src/weird-erc20/ERC20-base.sol → src/mocks/base/ERC20Base.sol

@@ -2,27 +2,16 @@ pragma solidity ^0.8.0;
 
 import "forge-std/interfaces/IERC20.sol";
 
-contract ERC20Token is IERC20 {
-    string private _name = "ERC20Token";
-    string private _symbol = "ERC";
-    uint8 private _decimals = 18;
+contract ERC20Base is IERC20 {
+    string public name = "ERC20Token";
+    string public symbol = "ERC";
+    uint8 public decimals = 18;
 
+
     uint256 public  totalSupply;
     mapping(address => uint256) public balanceOf;
     mapping(address => mapping(address => uint256)) public allowance;
 
-    function name() public view returns (string memory) {
-        return _name;
-    }
-
-    function symbol() public view returns (string memory) {
-        return _symbol;
-    }
-
-    function decimals() public view returns (uint8) {
-        return _decimals;
-    }
-
     function approve(address spender, uint256 amount) public returns (bool) {
         _approve(msg.sender,spender,amount);
         return true;

test/examples/ERC20Example.t.sol

@@ -2,16 +2,17 @@ pragma solidity ^0.8.13;
 
 import "forge-std/Test.sol";
 import "forge-std/interfaces/IERC20.sol";
-import "../../src/weird-erc20/ERC20-bool.sol";
+import "../../src/mocks/ERC20-bool.sol";
 
 contract ERC20Test is Test {
     IERC20 public boolToken;
     uint256 immutable initialSupply = 1000000000;
+
     address alice = vm.addr(1);
     address bob = vm.addr(2);
 
     function setUp() public {
-        boolToken = new ERC20Bool(initialSupply);
+        boolToken = new ERC20Bool("BoolToken","Btoken",18,initialSupply);
         assertEq(boolToken.balanceOf(address(this)),initialSupply);
     }