Add former tests

packages/contracts/evm-contracts/test/PaimaL2ContractTest.sol

@@ -0,0 +1,115 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "../test-lib/cheatcodes.sol";
+import "../test-lib/console.sol";
+import "../test-lib/ctest.sol";
+
+import "../contracts/PaimaL2Contract.sol";
+
+contract PaimaL2ContractTest is CTest {
+    event PaimaGameInteraction(address indexed userAddress, bytes data, uint256 value);
+
+    CheatCodes cheats = CheatCodes(HEVM_ADDRESS);
+    PaimaL2Contract strg;
+
+    address account1 = 0x766FCe3d50d795Fe6DcB1020AB58bccddd5C5c77;
+    address account2 = 0x078D888E40faAe0f32594342c85940AF3949E666;
+
+    uint256 constant MAX_INT = 2 ** 256 - 1;
+    uint256 constant FEE = 1e16;
+
+    function setUp() public {
+        strg = new PaimaL2Contract(address(account1), FEE);
+        cheats.deal(account1, 100 ether);
+        cheats.deal(account2, 100 ether);
+    }
+
+    function testWithdraw() public {
+        cheats.prank(account1);
+        strg.withdrawFunds();
+        assertEq(address(strg).balance, 0);
+    }
+
+    function testCannotWithdraw() public {
+        cheats.prank(account2);
+        cheats.expectRevert("Only owner can withdraw funds");
+        strg.withdrawFunds();
+    }
+
+    function testCannotStoreWithoutFee() public {
+        cheats.startPrank(account2);
+        cheats.expectRevert("Sufficient funds required to submit game input");
+        strg.paimaSubmitGameInput("0x123456");
+        cheats.expectRevert("Sufficient funds required to submit game input");
+        strg.paimaSubmitGameInput{value: FEE - 1}("0x123456");
+        cheats.stopPrank();
+    }
+
+    function testStore() public {
+        cheats.prank(account2);
+        bytes memory data = "0x123456";
+        cheats.expectEmit(true, true, true, true);
+        emit PaimaGameInteraction(account2, data, FEE);
+        strg.paimaSubmitGameInput{value: FEE}(data);
+        assertEq(address(strg).balance, FEE);
+    }
+
+    function testStoreAndWithdraw() public {
+        cheats.startPrank(account2);
+        bytes memory data = "0x123456";
+        strg.paimaSubmitGameInput{value: FEE}(data);
+        strg.paimaSubmitGameInput{value: FEE}(data);
+        strg.paimaSubmitGameInput{value: FEE}(data);
+        cheats.stopPrank();
+        assertEq(address(strg).balance, FEE * 3);
+        cheats.prank(account1);
+        strg.withdrawFunds();
+        assertEq(address(strg).balance, 0);
+    }
+
+    function testChangeOwner() public {
+        assertEq(strg.owner(), account1);
+        cheats.prank(account1);
+        strg.setOwner(account2);
+        assertEq(strg.owner(), account2);
+        cheats.prank(account2);
+        strg.withdrawFunds();
+    }
+
+    function testCannotChangeOwner() public {
+        assertEq(strg.owner(), account1);
+        cheats.prank(account2);
+        cheats.expectRevert("Only owner can change owner");
+        strg.setOwner(account1);
+        assertEq(strg.owner(), account1);
+    }
+
+    function testChangeFee() public {
+        uint256 newFee = FEE * 2;
+        assertEq(strg.owner(), account1);
+        assertEq(strg.fee(), FEE);
+        cheats.prank(account1);
+        strg.setFee(newFee);
+        assertEq(strg.fee(), newFee);
+
+        bytes memory data = "0x123456";
+        cheats.prank(account2);
+        cheats.expectRevert("Sufficient funds required to submit game input");
+        strg.paimaSubmitGameInput{value: newFee - 1}(data);
+
+        cheats.prank(account2);
+        cheats.expectEmit(true, true, true, true);
+        emit PaimaGameInteraction(account2, data, newFee);
+        strg.paimaSubmitGameInput{value: newFee}(data);
+        assertEq(address(strg).balance, newFee);
+    }
+
+    function testCannotChangeFee() public {
+        assertEq(strg.fee(), FEE);
+        cheats.prank(account2);
+        cheats.expectRevert("Only owner can change fee");
+        strg.setFee(FEE * 2);
+        assertEq(strg.fee(), FEE);
+    }
+}