diff --git a/test/Unwind.t.sol b/test/Unwind.t.sol
new file mode 100644
index 00000000..8689a5a0
--- /dev/null
+++ b/test/Unwind.t.sol
@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+pragma solidity 0.8.27;
+
+import {Bootstrap, Engine} from "test/utils/Bootstrap.sol";
+import {IEngine} from "src/interfaces/IEngine.sol";
+
+contract UnwindTest is Bootstrap {
+    function setUp() public {
+        vm.rollFork(ARBITRUM_BLOCK_NUMBER);
+        initializeArbitrum();
+    }
+
+    function test_unwindCollateral_UNAUTHORIZED() public {
+        vm.expectRevert(abi.encodeWithSelector(IEngine.Unauthorized.selector));
+        engine.unwindCollateral(accountId, 1, 1, address(0), 1, 1, 1, "");
+    }
+
+    function test_unwindCollateralETH_UNAUTHORIZED() public {
+        vm.expectRevert(abi.encodeWithSelector(IEngine.Unauthorized.selector));
+        engine.unwindCollateral(accountId, 1, 1, address(0), 1, 1, 1, "");
+    }
+
+    function test_unwindCollateral() public {
+        // todo add test
+        assertEq(true, false);
+    }
+}
\ No newline at end of file