jorisvandenbossche commented on code in PR #14781:
URL: https://github.com/apache/arrow/pull/14781#discussion_r1037885164
##########
python/pyarrow/tests/test_array.py:
##########
@@ -3287,3 +3287,34 @@ def test_to_pandas_timezone():
arr = pa.chunked_array([arr])
s = arr.to_pandas()
assert s.dt.tz is not None
+
+
+def test_array_sort():
+ arr = pa.array([5, 7, 35], type=pa.int64())
+ sorted_arr = arr.sort("descending")
+ assert sorted_arr.to_pylist() == [35, 7, 5]
+
+ arr = pa.chunked_array([[1, 2, 3], [4, 5, 6]])
+ sorted_arr = arr.sort("descending")
+ assert sorted_arr.to_pylist() == [6, 5, 4, 3, 2, 1]
+
+ arr = pa.array([5, 7, 35, None], type=pa.int64())
+ sorted_arr = arr.sort("descending", null_placement="at_end")
+ assert sorted_arr.to_pylist() == [35, 7, 5, None]
+ sorted_arr = arr.sort("descending", null_placement="at_start")
+ assert sorted_arr.to_pylist() == [None, 35, 7, 5]
+
+
+def test_struct_array_sort():
+ arr = pa.StructArray.from_arrays([
+ pa.array([5, 7, 7, 35], type=pa.int64()),
+ pa.array(["foo", "car", "bar", "foobar"])
+ ], names=["a", "b"])
+
+ sorted_arr = arr.sort("descending", fieldname="a")
Review Comment:
Also add `arr.sort()` case without fieldname specified?
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