also add for boolean

Author: jorisvandenbossche

pandas/core/arrays/boolean.py

@@ -696,8 +696,9 @@ def _reduce(self, name: str, skipna: bool = True, **kwargs):
         data = self._data
         mask = self._mask
 
-        if name == "sum":
-            return masked_reductions.sum(data, mask, skipna=skipna, **kwargs)
+        if name in {"sum", "min", "max"}:
+            op = getattr(masked_reductions, name)
+            return op(data, mask, skipna=skipna, **kwargs)
 
         # coerce to a nan-aware float if needed
         if self._hasna:
@@ -715,9 +716,6 @@ def _reduce(self, name: str, skipna: bool = True, **kwargs):
             if int_result == result:
                 result = int_result
 
-        elif name in ["min", "max"] and notna(result):
-            result = np.bool_(result)
-
         return result
 
     def _maybe_mask_result(self, result, mask, other, op_name: str):

pandas/tests/reductions/test_reductions.py

@@ -70,15 +70,16 @@ def test_ops(self, opname, obj):
         [
             ("object", 2.0),
             ("float64", 2.0),
-            ("Int64", 2),
             ("datetime64[ns]", datetime(2011, 11, 1)),
+            ("Int64", 2),
+            ("boolean", True),
         ],
     )
     def test_nanminmax(self, opname, dtype, val, index_or_series):
         # GH#7261
         klass = index_or_series
 
-        if dtype == "Int64" and klass == pd.Index:
+        if dtype in ["Int64", "boolean"] and klass == pd.Index:
             pytest.skip("EAs can't yet be stored in an index")
 
         def check_missing(res):