✅ MulticallerWithSenderTest

test/MulticallerWithSender.t.sol

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+// SPDX-License-Identifier: GPL-3.0-or-later
+pragma solidity 0.8.27;
+
+import {Bootstrap} from "test/utils/Bootstrap.sol";
+import {MulticallerWithSender as MWS} from "src/utils/MulticallerWithSender.sol";
+import {EIP7412} from "src/utils/EIP7412.sol";
+import {EIP7412Mock} from "test/utils/mocks/EIP7412Mock.sol";
+import {IERC20} from "src/utils/zap/interfaces/IERC20.sol";
+
+contract MulticallerWithSenderTest is Bootstrap {
+    MWS mws;
+    EIP7412Mock eip7412Mock;
+    address constant DEPLOYED_ENGINE =
+        0x3eBAEAD525a11872B60A3B53E13F17E3351c24e7;
+
+    function setUp() public {
+        vm.rollFork(266_214_702);
+        initializeArbitrum();
+
+        mws = MWS(payable(0x5f5b1c1b21E493EA646cd76FDd6a56A247DA3957));
+        eip7412Mock = new EIP7412Mock();
+
+        /// @dev this is needed because MWS hardcodes the live Engine contract address
+        /// therefore we cannot use our boostrap test state, we must fork
+        vm.startPrank(ACTOR);
+        perpsMarketProxy.grantPermission({
+            accountId: accountId,
+            permission: ADMIN_PERMISSION,
+            user: DEPLOYED_ENGINE
+        });
+        vm.stopPrank();
+    }
+}
+
+contract MulticallerWithSenderEngine is MulticallerWithSenderTest {
+    function test_multicall_engine_depositCollateralETH() public {
+        vm.deal(ACTOR, 2 ether);
+
+        bytes[] memory data = new bytes[](2);
+        uint256[] memory values = new uint256[](2);
+
+        data[0] = abi.encodeWithSelector(
+            engine.depositCollateralETH.selector, accountId, 1 ether, 1
+        );
+
+        values[0] = 1 ether;
+
+        data[1] = abi.encodeWithSelector(
+            engine.depositCollateralETH.selector, accountId, 1 ether, 1
+        );
+
+        values[1] = 1 ether;
+
+        vm.startPrank(ACTOR);
+        mws.aggregateWithSender{value: values[0] + values[1]}(data, values);
+        vm.stopPrank();
+    }
+
+    function test_multicall_engine_fulfillOracleQuery_depositCollateralETH()
+        public
+    {
+        vm.deal(ACTOR, 5 + 1 ether);
+
+        bytes[] memory data = new bytes[](2);
+        uint256[] memory values = new uint256[](2);
+
+        // call mock oracle to simulate payable function call
+        data[0] = abi.encodeWithSelector(
+            EIP7412.fulfillOracleQuery.selector,
+            address(eip7412Mock),
+            abi.encodePacked("")
+        );
+
+        values[0] = 5;
+
+        data[1] = abi.encodeWithSelector(
+            engine.depositCollateralETH.selector, accountId, 1 ether, 1
+        );
+
+        values[1] = 1 ether;
+
+        vm.startPrank(ACTOR);
+        mws.aggregateWithSender{value: values[0] + values[1]}(data, values);
+        vm.stopPrank();
+    }
+}