From 31e1895e842dbe45aa0af258a0e2886930addc12 Mon Sep 17 00:00:00 2001
From: Illviljan <14371165+Illviljan@users.noreply.github.com>
Date: Mon, 5 Aug 2024 14:01:25 +0200
Subject: [PATCH] test pd.index

---
 xarray/tests/test_namedarray.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/xarray/tests/test_namedarray.py b/xarray/tests/test_namedarray.py
index 7687765e659..c9b63d0d518 100644
--- a/xarray/tests/test_namedarray.py
+++ b/xarray/tests/test_namedarray.py
@@ -561,3 +561,6 @@ def test_broadcast_to_errors(
     def test_warn_on_repeated_dimension_names(self) -> None:
         with pytest.warns(UserWarning, match="Duplicate dimension names"):
             NamedArray(("x", "x"), np.arange(4).reshape(2, 2))
+
+    def test_pd_index_duckarray() -> None:
+        a: duckarray = pd.Index([])