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improve tests L2CrossDomainMessenger_Test #12934

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Merged
smartcontracts merged 5 commits into from
Nov 19, 2024
Merged

improve tests L2CrossDomainMessenger_Test #12934

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694c6b4
improve tests
AmadiMichael Nov 15, 2024
8d4c4b1
fixes
AmadiMichael Nov 15, 2024
4f52eb5
fixes...
AmadiMichael Nov 15, 2024
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AmadiMichael Nov 18, 2024
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AmadiMichael Nov 18, 2024
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97 changes: 92 additions & 5 deletions packages/contracts-bedrock/test/L2/L2CrossDomainMessenger.t.sol
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@ pragma solidity 0.8.15;
import { CommonTest } from "test/setup/CommonTest.sol";
import { Reverter } from "test/mocks/Callers.sol";
import { EIP1967Helper } from "test/mocks/EIP1967Helper.sol";
import { stdError } from "forge-std/StdError.sol";

// Libraries
import { Hashing } from "src/libraries/Hashing.sol";
Expand Down Expand Up @@ -148,17 +149,103 @@ contract L2CrossDomainMessenger_Test is CommonTest {
assertEq(l2CrossDomainMessenger.failedMessages(hash), false);
}

/// @dev Tests that `relayMessage` reverts if attempting to relay
/// a message sent to an L1 system contract.
function test_relayMessage_toSystemContract_reverts() external {
address target = address(l2ToL1MessagePasser);
/// @dev Tests that relayMessage reverts if the value sent does not match the amount
function test_relayMessage_fromOtherMessengerValueMismatch_reverts() external {
// set the target to be alice
address target = alice;
address sender = address(l1CrossDomainMessenger);
address caller = AddressAliasHelper.applyL1ToL2Alias(address(l1CrossDomainMessenger));
bytes memory message = hex"1111";

// cannot send a message where the amount inputted does not match the msg.value
vm.deal(caller, 10 ether);
vm.prank(caller);
vm.expectRevert(stdError.assertionError);
l2CrossDomainMessenger.relayMessage{ value: 10 ether }(
Encoding.encodeVersionedNonce({ _nonce: 0, _version: 1 }), sender, target, 9 ether, 0, message
);
}

/// @dev Tests that relayMessage reverts if a failed message is attempted to be replayed and the caller is the other
/// messenger
function test_relayMessage_fromOtherMessengerFailedMessageReplay_reverts() external {
// set the target to be alice
address target = alice;
address sender = address(l1CrossDomainMessenger);
address caller = AddressAliasHelper.applyL1ToL2Alias(address(l1CrossDomainMessenger));
bytes memory message = hex"1111";

// make a failed message
vm.etch(target, hex"fe");
vm.prank(caller);
l2CrossDomainMessenger.relayMessage(
Encoding.encodeVersionedNonce({ _nonce: 0, _version: 1 }), sender, target, 0, 0, message
);

// cannot replay messages when the caller is the other messenger
vm.prank(caller);
vm.expectRevert(stdError.assertionError);
l2CrossDomainMessenger.relayMessage(
Encoding.encodeVersionedNonce({ _nonce: 0, _version: 1 }), sender, target, 0, 0, message
);
}

/// @dev Tests that relayMessage reverts if attempting to relay a message
/// sent to self
function test_relayMessage_toSelf_reverts() external {
address sender = address(l1CrossDomainMessenger);
address caller = AddressAliasHelper.applyL1ToL2Alias(address(l1CrossDomainMessenger));
bytes memory message = hex"1111";

vm.store(address(optimismPortal), bytes32(0), bytes32(abi.encode(sender)));

vm.prank(caller);
vm.expectRevert("CrossDomainMessenger: cannot send message to blocked system address");
l2CrossDomainMessenger.relayMessage(
Encoding.encodeVersionedNonce({ _nonce: 0, _version: 1 }),
sender,
address(l2CrossDomainMessenger),
0,
0,
message
);
}

/// @dev Tests that relayMessage reverts if attempting to relay a message
/// sent to the l2ToL1MessagePasser address
function test_relayMessage_toL2ToL1MessagePasser_reverts() external {
address sender = address(l1CrossDomainMessenger);
address caller = AddressAliasHelper.applyL1ToL2Alias(address(l1CrossDomainMessenger));
bytes memory message = hex"1111";

vm.store(address(optimismPortal), bytes32(0), bytes32(abi.encode(sender)));

vm.prank(caller);
vm.expectRevert("CrossDomainMessenger: cannot send message to blocked system address");
l2CrossDomainMessenger.relayMessage(
Encoding.encodeVersionedNonce({ _nonce: 0, _version: 1 }),
sender,
address(l2ToL1MessagePasser),
0,
0,
message
);
}

/// @dev Tests that the relayMessage function reverts if the message called by non-optimismPortal but not a failed
/// message
function test_relayMessage_relayingNewMessageByExternalUser_reverts() external {
address target = address(alice);
address sender = address(l1CrossDomainMessenger);
bytes memory message = hex"1111";

vm.store(address(optimismPortal), bytes32(0), bytes32(abi.encode(sender)));

vm.prank(bob);
vm.expectRevert("CrossDomainMessenger: message cannot be replayed");
l1CrossDomainMessenger.relayMessage(Encoding.encodeVersionedNonce(0, 1), sender, target, 0, 0, message);
l2CrossDomainMessenger.relayMessage(
Encoding.encodeVersionedNonce({ _nonce: 0, _version: 1 }), sender, target, 0, 0, message
);
}

/// @dev Tests that `relayMessage` correctly resets the `xDomainMessageSender`
Expand Down