Add tests

test/L2VoteAggregator.t.sol

@@ -0,0 +1,85 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+import {Test} from "forge-std/Test.sol";
+
+import {L1Block} from "src/L1Block.sol";
+import {L2VoteAggregator} from "src/L2VoteAggregator.sol";
+import {FakeERC20} from "src/FakeERC20.sol";
+
+import {Constants} from "test/Constants.sol";
+import {GovernorMetadataMock} from "test/mock/GovernorMetadataMock.sol";
+
+contract L2VoteAggregatorHarness is L2VoteAggregator {
+  constructor(address _votingToken, address _governorMetadata, address _l1BlockAddress)
+    L2VoteAggregator(_votingToken, _governorMetadata, _l1BlockAddress)
+  {}
+
+  function _bridgeVote(bytes memory) internal override {}
+}
+
+contract L2VoteAggregatorBase is Test, Constants {
+  L2VoteAggregatorHarness voteAggregator;
+
+  function setUp() public {
+    GovernorMetadataMock l2GovernorMetadata = new GovernorMetadataMock(L2_CHAIN.wormholeRelayer);
+    FakeERC20 l2Erc20 = new FakeERC20("GovExample", "GOV");
+    L1Block l1Block = new L1Block();
+    voteAggregator =
+      new L2VoteAggregatorHarness(address(l2Erc20), address(l2GovernorMetadata), address(l1Block));
+  }
+}
+
+contract VotingDelay is L2VoteAggregatorBase {
+  function test_CorrectlyReturnVotingDelay() public {
+    uint256 delay = voteAggregator.votingDelay();
+    assertEq(delay, 0, "Delay should be 0 as we do not support this method.");
+  }
+}
+
+contract VotingPeriod is L2VoteAggregatorBase {
+  function test_CorrectlyReturnVotingPeriod() public {
+    uint256 period = voteAggregator.votingPeriod();
+    assertEq(period, 0, "Period should be 0 as we do not support this method.");
+  }
+}
+
+contract ProposalThreshold is L2VoteAggregatorBase {
+  function test_CorrectlyReturnProposalThreshold() public {
+    uint256 threshold = voteAggregator.proposalThreshold();
+    assertEq(threshold, 0, "Threshold should be 0 as we do not support this method.");
+  }
+}
+
+// State tests
+
+contract GetVotes is L2VoteAggregatorBase {
+  function test_CorrectlyReturnGetVotes(address addr, uint256 blockNumber) public {
+    uint256 votes = voteAggregator.getVotes(addr, blockNumber);
+    assertEq(votes, 0, "Votes should be 0 as we do not support this method.");
+  }
+}
+
+contract State is L2VoteAggregatorBase {
+   function testFuzz_ReturnStatusBeforeVoteStart(uint256 _proposalId, uint128 _against, uint128 _for, uint128 _abstain) public {
+     vm.assume(_proposalId != 0);
+     voteAggregator.createProposalVote(_proposalId, _against, _for, _abstain);     /// use metadata to create the proposaljj
+     L2VoteAggregator.ProposalState state = voteAggregator.state(_proposalId);
+     assertEq(uint8(state), uint8(L2VoteAggregator.ProposalState.Pending), "The status before vote start should be pending");
+  }
+}
+
+contract Propose is L2VoteAggregatorBase {
+  function testFuzz_RevertIf_Called(address[] memory addrs, uint256[] memory exam, bytes[] memory te, string memory hi ) public {
+    vm.expectRevert(L2VoteAggregator.UnsupportedMethod.selector);
+    voteAggregator.propose(addrs, exam, te, hi);
+  }
+}
+
+contract Execute is L2VoteAggregatorBase {
+  function testFuzz_RevertIf_Called(address[] memory addrs, uint256[] memory exam, bytes[] memory te, bytes32 hi ) public {
+    vm.expectRevert(L2VoteAggregator.UnsupportedMethod.selector);
+    voteAggregator.execute(addrs, exam, te, hi);
+  }
+}
+