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-- distributed with this work for additional information
-- regarding copyright ownership.  The ASF licenses this file
-- to you under the Apache License, Version 2.0 (the
-- "License"); you may not use this file except in compliance
-- with the License.  You may obtain a copy of the License at
--
--   http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing,
-- software distributed under the License is distributed on an
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-- specific language governing permissions and limitations
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-- array_sort with a comparator lambda is a higher-order function and runs through Comet's codegen
-- dispatcher. (array_sort without a comparator has a separate native path.)

statement
CREATE TABLE test_array_sort(a array<int>) USING parquet

statement
INSERT INTO test_array_sort VALUES
  (array(3, 1, 2)),
  (array(-5, 5, 0)),
  (array(10)),
  (array()),
  (NULL)

-- descending comparator
query
SELECT array_sort(a, (l, r) -> CASE WHEN l < r THEN 1 WHEN l > r THEN -1 ELSE 0 END)
FROM test_array_sort

-- ascending comparator
query
SELECT array_sort(a, (l, r) -> CASE WHEN l < r THEN -1 WHEN l > r THEN 1 ELSE 0 END)
FROM test_array_sort

-- all literals
query
SELECT array_sort(array(3, 1, 2), (l, r) -> CASE WHEN l < r THEN 1 WHEN l > r THEN -1 ELSE 0 END)
