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/* :file: This file is part of the pgRouting project.
:copyright: Copyright (c) 2022-2026 pgRouting developers
:license: Creative Commons Attribution-Share Alike 3.0 https://creativecommons.org/licenses/by-sa/3.0 */
BEGIN;
UPDATE edges SET cost = sign(cost), reverse_cost = sign(reverse_cost);
SELECT CASE WHEN min_version('3.2.0') THEN plan (108) ELSE plan(1) END;
CREATE OR REPLACE FUNCTION inner_query()
RETURNS SETOF TEXT AS
$BODY$
BEGIN
IF NOT min_version('3.2.0') THEN
RETURN QUERY
SELECT skip(1, 'Function is new on 3.2.0');
RETURN;
END IF;
-- SINGLE VERTEX
RETURN QUERY SELECT style_dijkstra('pgr_depthFirstSearch(', ', 2)');
-- MULTIPLE VERTEX
RETURN QUERY SELECT style_dijkstra('pgr_depthFirstSearch(', ', ARRAY[2,3])');
END;
$BODY$
LANGUAGE plpgsql;
SELECT inner_query();
SELECT finish();
ROLLBACK;
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