diff --git a/pandas/tests/extension/base/methods.py b/pandas/tests/extension/base/methods.py index 60de5d4db03d9..9adfb266f0bcf 100644 --- a/pandas/tests/extension/base/methods.py +++ b/pandas/tests/extension/base/methods.py @@ -24,6 +24,12 @@ def test_value_counts(self, all_data, dropna): self.assert_series_equal(result, expected) + def test_value_counts_no_sort(self, data_for_grouping): + data = data_for_grouping.take([0, 7, 7, 7, 0, 4]) + result = pd.Series(data).value_counts(sort=False) + expected = pd.Series([1, 2, 3], data_for_grouping.take([4, 0, 7])) + self.assert_series_equal(result, expected) + def test_count(self, data_missing): df = pd.DataFrame({"A": data_missing}) result = df.count(axis='columns')