feat: add oYFI minter operator

Author: pandadefi

contracts/OYfi.sol

@@ -5,9 +5,18 @@ import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
 import "@openzeppelin/contracts/access/Ownable.sol";
 
 contract OYfi is ERC20, Ownable {
+    mapping(address => bool) public minters;
+    event MinterUpdated(address minter, bool allowed);
+
     constructor() ERC20("OYFI", "OYFI") {}
 
-    function mint(address _to, uint256 _amount) external onlyOwner {
+    function setMinter(address _minter, bool _allowed) external onlyOwner {
+        minters[_minter] = _allowed;
+        emit MinterUpdated(_minter, _allowed);
+    }
+
+    function mint(address _to, uint256 _amount) external {
+        assert(minters[msg.sender]);
         _mint(_to, _amount);
     }
 

tests/conftest.py

@@ -41,8 +41,10 @@ def reward_pool(ve_yfi_and_reward_pool):
 
 
 @pytest.fixture(scope="session")
-def o_yfi(accounts, project):
-    yield project.OYfi.deploy(sender=accounts[0])
+def o_yfi(gov, project):
+    o_yfi = project.OYfi.deploy(sender=gov)
+    o_yfi.setMinter(gov, sender=gov)
+    yield o_yfi
 
 
 @pytest.fixture(scope="session")