From 0e888fc6209aa9499ccdace94eacfcff7fe886d5 Mon Sep 17 00:00:00 2001
From: dcherian <deepak@cherian.net>
Date: Fri, 24 Jun 2022 15:28:04 -0600
Subject: [PATCH] Add xfail notes.

---
 xarray/tests/test_indexing.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/xarray/tests/test_indexing.py b/xarray/tests/test_indexing.py
index 47b7a3e45f2..9ccdf0df715 100644
--- a/xarray/tests/test_indexing.py
+++ b/xarray/tests/test_indexing.py
@@ -863,6 +863,8 @@ def test_indexing_dask_array_scalar():
 @requires_dask
 def test_vectorized_indexing_dask_array():
     # https://github.com/pydata/xarray/issues/2511#issuecomment-563330352
+    # This one is hard because we are indexing a numpy Variable or a IndexVariable
+    # with a dask array.
     darr = DataArray(data=[0.2, 0.4, 0.6], coords={"z": range(3)}, dims=("z",))
     indexer = DataArray(
         data=np.random.randint(0, 3, 8).reshape(4, 2).astype(int),