update tests

Author: jbrockmendel

pandas/tests/extension/test_arrow.py

@@ -3533,7 +3533,10 @@ def test_cast_dictionary_different_value_dtype(arrow_type):
 def test_map_numeric_na_action():
     ser = pd.Series([32, 40, None], dtype="int64[pyarrow]")
     result = ser.map(lambda x: 42, na_action="ignore")
-    expected = pd.Series([42.0, 42.0, np.nan], dtype="float64")
+    if using_pyarrow_strict_nans():
+        expected = pd.Series([42.0, 42.0, pd.NA], dtype="object")
+    else:
+        expected = pd.Series([42.0, 42.0, np.nan], dtype="float64")
     tm.assert_series_equal(result, expected)
 
 

pandas/tests/frame/methods/test_convert_dtypes.py

@@ -3,6 +3,8 @@
 import numpy as np
 import pytest
 
+from pandas._config import using_pyarrow_strict_nans
+
 import pandas.util._test_decorators as td
 
 import pandas as pd
@@ -73,14 +75,16 @@ def test_pyarrow_dtype_backend(self):
             }
         )
         result = df.convert_dtypes(dtype_backend="pyarrow")
+
+        item = None if not using_pyarrow_strict_nans() else np.nan
         expected = pd.DataFrame(
             {
                 "a": pd.arrays.ArrowExtensionArray(
                     pa.array([1, 2, 3], type=pa.int32())
                 ),
                 "b": pd.arrays.ArrowExtensionArray(pa.array(["x", "y", None])),
                 "c": pd.arrays.ArrowExtensionArray(pa.array([True, False, None])),
-                "d": pd.arrays.ArrowExtensionArray(pa.array([None, 100.5, 200.0])),
+                "d": pd.arrays.ArrowExtensionArray(pa.array([item, 100.5, 200.0])),
                 "e": pd.arrays.ArrowExtensionArray(
                     pa.array(
                         [

pandas/tests/groupby/methods/test_kurt.py

@@ -43,7 +43,7 @@ def test_groupby_kurt_arrow_float64(dtype):
     # Test groupby.kurt() with float64[pyarrow] and Float64 dtypes
     df = pd.DataFrame(
         {
-            "x": [1.0, np.nan, 3.2, 4.8, 2.3, 1.9, 8.9],
+            "x": [1.0, pd.NA, 3.2, 4.8, 2.3, 1.9, 8.9],
             "y": [1.6, 3.3, 3.2, 6.8, 1.3, 2.9, 9.0],
         },
         dtype=dtype,

pandas/tests/tools/test_to_numeric.py

@@ -898,7 +898,7 @@ def test_to_numeric_dtype_backend_error(dtype_backend):
         dtype = "double[pyarrow]"
     else:
         dtype = "Float64"
-    expected = Series([np.nan, np.nan, np.nan], dtype=dtype)
+    expected = Series([pd.NA, pd.NA, pd.NA], dtype=dtype)
     tm.assert_series_equal(result, expected)