Add missing test cases in test_dtype_to_arrow_c_fmt

Signed-off-by: Vasily Litvinov <fam1ly.n4me@yandex.ru>
pandas-dev · Apr 24, 2022 · f030d9f · f030d9f
1 parent 2fca3c0
commit f030d9f
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/pandas/tests/exchange/test_utils.py b/pandas/tests/exchange/test_utils.py
@@ -31,6 +31,8 @@
             pd.Series([0]).astype("datetime64[ns]").dtype,
             "tsn:",
         ),
+        (pd.CategoricalDtype(["a"]), "l"),
+        (np.dtype("O"), "u"),
     ],
 )
 def test_dtype_to_arrow_c_fmt(pandas_dtype, c_string):  # PR01