test: V2 multicall integration

packages/contracts-rfq/test/integration/FastBridgeV2.MulticallTarget.t.sol

@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: MIT
+pragma solidity 0.8.24;
+
+import {FastBridgeV2, IFastBridgeV2} from "../../contracts/FastBridgeV2.sol";
+import {BridgeTransactionV2Lib} from "../../contracts/libs/BridgeTransactionV2.sol";
+
+import {MulticallTargetIntegrationTest, IFastBridge} from "./MulticallTarget.t.sol";
+
+contract FastBridgeV2MulticallTargetTest is MulticallTargetIntegrationTest {
+    function deployAndConfigureFastBridge() public override returns (address) {
+        FastBridgeV2 fastBridge = new FastBridgeV2(address(this));
+        fastBridge.grantRole(fastBridge.RELAYER_ROLE(), relayer);
+        return address(fastBridge);
+    }
+
+    function getEncodedBridgeTx(IFastBridge.BridgeTransaction memory bridgeTx)
+        public
+        view
+        override
+        returns (bytes memory)
+    {
+        IFastBridgeV2.BridgeTransactionV2 memory bridgeTxV2;
+        bridgeTxV2.originChainId = bridgeTx.originChainId;
+        bridgeTxV2.destChainId = bridgeTx.destChainId;
+        bridgeTxV2.originSender = bridgeTx.originSender;
+        bridgeTxV2.destRecipient = bridgeTx.destRecipient;
+        bridgeTxV2.originToken = bridgeTx.originToken;
+        bridgeTxV2.destToken = bridgeTx.destToken;
+        bridgeTxV2.originAmount = bridgeTx.originAmount;
+        bridgeTxV2.destAmount = bridgeTx.destAmount;
+        bridgeTxV2.originFeeAmount = bridgeTx.originFeeAmount;
+        bridgeTxV2.deadline = bridgeTx.deadline;
+        bridgeTxV2.nonce = bridgeTx.nonce;
+        bridgeTxV2.exclusivityEndTime = block.timestamp;
+        return BridgeTransactionV2Lib.encodeV2(bridgeTxV2);
+    }
+}