Implemented OZ Upgredable Contract with Foundry

Author: Ignacio-Freire

contracts/utils/first-version/Context.sol Context.sol

@@ -2,7 +2,7 @@
 pragma solidity ^0.8.0;
 
 import "./utils/first-version/LERC20.sol";
-import "./utils/first-version/Context.sol";
+import "@openzeppelin/contracts/utils/Context.sol";
 
 abstract contract LERC20Burnable is Context, LERC20 {
 

contracts/LERC20Burnable.sol

@@ -2,7 +2,7 @@
 pragma solidity ^0.8.0;
 
 import "./utils/first-version/LERC20.sol";
-import "./utils/first-version/Context.sol";
+import "@openzeppelin/contracts/utils/Context.sol";
 
 abstract contract LERC20Mintable is Context, LERC20 {
 

contracts/LERC20Mintable.sol

@@ -0,0 +1,63 @@
+// SPDX-License-Identifier: UNLICENSED
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts/proxy/transparent/ProxyAdmin.sol";
+import "@openzeppelin/contracts/proxy/transparent/TransparentUpgradeableProxy.sol";
+import "../utils/first-version/LosslessControllerV1.sol";
+import "../LosslessControllerV4.sol";
+import "../utils/mocks/LERC20MintableMock.sol";
+import "ds-test/test.sol";
+
+contract LERC20MitableTests is DSTest {
+    LosslessControllerV1 lssControllerV1;
+    LosslessControllerV4 lssControllerV4;
+    TransparentUpgradeableProxy transparentProxy;
+    ProxyAdmin proxyAdmin;
+
+    LERC20MintableMock lerc20Mintable;
+
+    LosslessControllerV4 lssController;
+
+    function setUp() public {
+      
+      lssControllerV1 = new LosslessControllerV1();
+
+      lssControllerV4 = new LosslessControllerV4();
+
+      transparentProxy = new TransparentUpgradeableProxy(address(lssControllerV1), address(this), "");
+
+      proxyAdmin = new ProxyAdmin();
+      
+      transparentProxy.changeAdmin(address(proxyAdmin));
+
+      LosslessControllerV1(address(transparentProxy)).initialize(
+        address(this), 
+        address(this), 
+        address(this));
+
+      proxyAdmin.upgrade(transparentProxy, address(lssControllerV4));
+
+      lssController = LosslessControllerV4(address(transparentProxy));
+
+      lerc20Mintable = new LERC20MintableMock(
+        100000000000,
+        "LERC20 Mintable",
+        "lMINT",
+        address(this),
+        address(this),
+        1 days,
+        address(lssController)
+      );
+    }
+
+    function testControllerDeploy() public {
+      address admin = lssController.admin(); 
+      uint version = lssController.getVersion();
+      assertEq(version , 4);
+      assertEq(admin, address(this));
+    }
+
+    function testLERC20Deploy() public {
+      assertEq(lerc20Mintable.name(), "LERC20 Mintable");
+    }
+}

contracts/forge_tests/LERC20Mintable.t.sol

@@ -1,7 +1,7 @@
 //SPDX-License-Identifier: Unlicense
 pragma solidity ^0.8.0;
 
-import "./Context.sol";
+import "@openzeppelin/contracts/utils/Context.sol";
 
 import "../../Interfaces/ILosslessERC20.sol";
 import "../../Interfaces/ILosslessController.sol";

contracts/utils/first-version/LERC20.sol

@@ -1,6 +1,5 @@
 [default]
 src = 'contracts'
-test = 'test_forge'
 out = 'out'
 libs = ['node_modules']
 remappings = [