xfail on min pyarrow

Author: jbrockmendel

pandas/tests/extension/test_arrow.py

@@ -2036,7 +2036,10 @@ def test_str_join_string_type():
         [None, 2, None, ["ab", None]],
         [None, 2, 1, ["ab", None]],
         [1, 3, 1, ["bc", None]],
-        [None, None, -1, ["dcba", None]],
+        pytest.param(
+            [None, None, -1, ["dcba", None]],
+            marks=pytest.mark.xfail(pa_version_under11p0, reason="Empty result"),
+        ),
     ],
 )
 def test_str_slice(start, stop, step, exp):

pandas/tests/strings/test_string_array.py

@@ -2,7 +2,6 @@
 import pytest
 
 from pandas._libs import lib
-from pandas.compat import pa_version_under11p0
 
 from pandas import (
     NA,
@@ -14,7 +13,7 @@
 
 
 @pytest.mark.filterwarnings("ignore:Falling back")
-def test_string_array(nullable_string_dtype, any_string_method, request):
+def test_string_array(nullable_string_dtype, any_string_method):
     method_name, args, kwargs = any_string_method
 
     data = ["a", "bb", np.nan, "ccc"]
@@ -26,14 +25,6 @@ def test_string_array(nullable_string_dtype, any_string_method, request):
             getattr(b.str, method_name)(*args, **kwargs)
         return
 
-    if (
-        method_name == "slice"
-        and nullable_string_dtype == "string[pyarrow]"
-        and pa_version_under11p0
-    ):
-        mark = pytest.mark.xfail(reason="Raises with Negative buffer resize: -16")
-        request.applymarker(mark)
-
     expected = getattr(a.str, method_name)(*args, **kwargs)
     result = getattr(b.str, method_name)(*args, **kwargs)
 

pandas/tests/strings/test_strings.py

@@ -6,6 +6,8 @@
 import numpy as np
 import pytest
 
+from pandas.compat import pa_version_under11p0
+
 from pandas import (
     DataFrame,
     Index,
@@ -393,7 +395,10 @@ def test_pipe_failures(any_string_dtype):
     [
         (2, 5, None, ["foo", "bar", np.nan, "baz"]),
         (0, 3, -1, ["", "", np.nan, ""]),
-        (None, None, -1, ["owtoofaa", "owtrabaa", np.nan, "xuqzabaa"]),
+        pytest.param(
+            (None, None, -1, ["owtoofaa", "owtrabaa", np.nan, "xuqzabaa"]),
+            marks=pytest.mark.xfail(pa_version_under11p0, reason="Empty result"),
+        ),
         (3, 10, 2, ["oto", "ato", np.nan, "aqx"]),
         (3, 0, -1, ["ofa", "aba", np.nan, "aba"]),
     ],