Add test case for Float64 input

Author: heoh

pandas/tests/extension/test_masked.py

@@ -365,7 +365,9 @@ def test_loc_setitem_with_expansion_preserves_ea_index_dtype(self, data, request
         super().test_loc_setitem_with_expansion_preserves_ea_index_dtype(data)
 
 
-@pytest.mark.parametrize("arr", [pd.array([True, False]), pd.array([1, 2])])
+@pytest.mark.parametrize(
+    "arr", [pd.array([True, False]), pd.array([1, 2]), pd.array([1.0, 2.0])]
+)
 def test_cast_pointwise_result_all_na_respects_original_dtype(arr):
     # GH#62344
     values = [pd.NA, pd.NA]