# Copyright Materialize, Inc. and contributors. All rights reserved.
#
# Use of this software is governed by the Business Source License
# included in the LICENSE file at the root of this repository.
#
# As of the Change Date specified in that file, in accordance with
# the Business Source License, use of this software will be governed
# by the Apache License, Version 2.0.

# 🔬🔬 int2vector

query T
SELECT '1'::int2vector::text
----
1

query T
SELECT '1'::text::int2vector::text
----
1

query T
SELECT '1'::pg_catalog.int2vector::text
----
1

query T
SELECT '1 2 3'::int2vector::text
----
1 2 3

query T
SELECT '1 2 3'::int2vector::int2[]::text
----
{1,2,3}

query T
SELECT null::int2vector::text
----
NULL

query T
SELECT null::int2vector::int2[]::text
----
NULL

query error invalid input syntax for type int2vector
SELECT 'a'::int2vector::text

query error CAST does not support casting from smallint\[\] to int2vector
SELECT '{1,2,3}'::int2[]::int2vector::text

query T
SELECT ('1 2 3'::int2vector)[1]::text;
----
2

query T
SELECT ('1 2 3'::int2vector::int2[])[1]::text;
----
1

query T
SELECT ('1 2'::int2vector || '{3}'::int2[])::text;
----
{1,2,3}

query T
SELECT ('{1,2}'::int2[] || '3'::int2vector)::text;
----
{1,2,3}

query T
SELECT array_cat('1 2'::int2vector, '{3}'::int2[])::text;
----
{1,2,3}

query T
SELECT array_cat('{1,2}'::int2[], '3'::int2vector)::text;
----
{1,2,3}

query I
SELECT array_length('{1,2}'::int2[], 1);
----
2

query I
SELECT array_length('1 2'::int2vector, 1);
----
2

query T
SELECT ('{1 2 3, 4 5 6}'::int2vector[])[2]::text;
----
4 5 6

query T
SELECT ('{1 2 3, 4 5 6}'::int2vector[])[2][1]::text;
----
NULL

query T
SELECT (('{1 2 3, 4 5 6}'::int2vector[])[2])[1]::text;
----
5

query T
SELECT ARRAY (SELECT * FROM (VALUES ('1 2'::INT2VECTOR), ('3 4')))::text;
----
{"1 2","3 4"}

query TII
SELECT
	l.b::text, l.a, r.a
FROM
	(
		SELECT
			5 AS a,
			ARRAY (SELECT * FROM (VALUES ('1 2'::INT2VECTOR), ('3 4')))
				AS b
	)
		AS l
	JOIN (SELECT 6 AS a, '{1 2, 3 4}'::INT2VECTOR[] AS b) AS r ON
			l.b = r.b;
----
{"1 2","3 4"}
5
6