Backport PR #41015 on branch 1.2.x (Revert "Skipt failing tests for numpy dev (#40877)") (#41019)

* Revert "Skipt failing tests for numpy dev (#40877)" (#41015)

This reverts commit 895f0b4

(cherry picked from commit 70435eb)

* Add accidentially deleted code back in

Author: phofl

pandas/tests/arrays/boolean/test_arithmetic.py

@@ -66,10 +66,7 @@ def test_div(left_array, right_array):
 @pytest.mark.parametrize(
     "opname",
     [
-        pytest.param(
-            "floordiv",
-            marks=pytest.mark.xfail(reason="NumpyDev GH#40874", strict=False),
-        ),
+        "floordiv",
         "mod",
         pytest.param(
             "pow", marks=pytest.mark.xfail(reason="TODO follow int8 behaviour? GH34686")

pandas/tests/arrays/masked/test_arithmetic.py

@@ -3,8 +3,6 @@
 import numpy as np
 import pytest
 
-from pandas.compat.numpy import is_numpy_dev
-
 import pandas as pd
 import pandas._testing as tm
 from pandas.core.arrays import ExtensionArray
@@ -51,8 +49,6 @@ def test_array_scalar_like_equivalence(data, all_arithmetic_operators):
 def test_array_NA(data, all_arithmetic_operators):
     if "truediv" in all_arithmetic_operators:
         pytest.skip("division with pd.NA raises")
-    if "floordiv" in all_arithmetic_operators and is_numpy_dev:
-        pytest.skip("NumpyDev behavior GH#40874")
     data, _ = data
     op = tm.get_op_from_name(all_arithmetic_operators)
     check_skip(data, all_arithmetic_operators)

pandas/tests/extension/test_boolean.py

@@ -16,8 +16,6 @@
 import numpy as np
 import pytest
 
-from pandas.compat.numpy import is_numpy_dev
-
 import pandas as pd
 import pandas._testing as tm
 from pandas.core.arrays.boolean import BooleanDtype
@@ -141,21 +139,6 @@ def _check_op(self, s, op, other, op_name, exc=NotImplementedError):
             with pytest.raises(exc):
                 op(s, other)
 
-    def test_arith_series_with_scalar(self, data, all_arithmetic_operators):
-        if "floordiv" in all_arithmetic_operators and is_numpy_dev:
-            pytest.skip("NumpyDev behavior GH#40874")
-        super().test_arith_series_with_scalar(data, all_arithmetic_operators)
-
-    def test_arith_series_with_array(self, data, all_arithmetic_operators):
-        if "floordiv" in all_arithmetic_operators and is_numpy_dev:
-            pytest.skip("NumpyDev behavior GH#40874")
-        super().test_arith_series_with_scalar(data, all_arithmetic_operators)
-
-    def test_divmod_series_array(self, data, data_for_twos):
-        if is_numpy_dev:
-            pytest.skip("NumpyDev behavior GH#40874")
-        super().test_divmod_series_array(data, data_for_twos)
-
     def _check_divmod_op(self, s, op, other, exc=None):
         # override to not raise an error
         super()._check_divmod_op(s, op, other, None)