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CREATE OR REPLACE FUNCTION no_crash_dijkstra(fn_name TEXT)
RETURNS SETOF TEXT AS
$BODY$
DECLARE
params TEXT[];
subs TEXT[];
BEGIN
-- function used on:
-- pgr_dijkstra,
-- pgr_dijkstraCost
PREPARE edges AS
SELECT id, source, target, cost, reverse_cost FROM edge_table;
PREPARE null_ret AS
SELECT id FROM edge_table_vertices_pgr WHERE id IN (-1);
PREPARE null_ret_arr AS
SELECT array_agg(id) FROM edge_table_vertices_pgr WHERE id IN (-1);
RETURN QUERY SELECT isnt_empty('edges', 'Should be not empty to tests be meaningful');
RETURN QUERY SELECT is_empty('null_ret', 'Should be empty to tests be meaningful');
RETURN QUERY SELECT set_eq('null_ret_arr', 'SELECT NULL::BIGINT[]', 'Should be empty to tests be meaningful');
-- one to one
params = ARRAY[
'$$SELECT id, source, target, cost, reverse_cost FROM edge_table$$'
,'1::BIGINT',
'2::BIGINT'
]::TEXT[];
subs = ARRAY[
'NULL',
'(SELECT id FROM edge_table_vertices_pgr WHERE id IN (-1))',
'(SELECT id FROM edge_table_vertices_pgr WHERE id IN (-1))'
]::TEXT[];
RETURN QUERY SELECT * FROM no_crash_test(fn_name, params, subs);
subs = ARRAY[
'NULL',
'NULL::BIGINT',
'NULL::BIGINT'
]::TEXT[];
RETURN QUERY SELECT * FROM no_crash_test(fn_name, params, subs);
-- one to many
params = ARRAY['$$edges$$','1', 'ARRAY[2,5]::BIGINT[]']::TEXT[];
subs = ARRAY[
'NULL',
'(SELECT id FROM edge_table_vertices_pgr WHERE id IN (-1))',
'(SELECT array_agg(id) FROM edge_table_vertices_pgr WHERE id IN (-1))'
]::TEXT[];
RETURN QUERY SELECT * FROM no_crash_test(fn_name, params, subs);
subs = ARRAY[
'NULL',
'NULL::BIGINT',
'NULL::BIGINT[]'
]::TEXT[];
RETURN QUERY SELECT * FROM no_crash_test(fn_name, params, subs);
-- many to one
params = ARRAY['$$edges$$', 'ARRAY[2,5]::BIGINT[]', '1']::TEXT[];
subs = ARRAY[
'NULL',
'(SELECT array_agg(id) FROM edge_table_vertices_pgr WHERE id IN (-1))',
'(SELECT id FROM edge_table_vertices_pgr WHERE id IN (-1))'
]::TEXT[];
RETURN QUERY SELECT * FROM no_crash_test(fn_name, params, subs);
subs = ARRAY[
'NULL',
'NULL::BIGINT[]',
'NULL::BIGINT'
]::TEXT[];
RETURN QUERY SELECT * FROM no_crash_test(fn_name, params, subs);
-- many to many
params = ARRAY['$$edges$$','ARRAY[1]::BIGINT[]', 'ARRAY[2,5]::BIGINT[]']::TEXT[];
subs = ARRAY[
'NULL',
'(SELECT array_agg(id) FROM edge_table_vertices_pgr WHERE id IN (-1))',
'(SELECT array_agg(id) FROM edge_table_vertices_pgr WHERE id IN (-1))'
]::TEXT[];
RETURN QUERY SELECT * FROM no_crash_test(fn_name, params, subs);
subs = ARRAY[
'NULL',
'NULL::BIGINT[]',
'NULL::BIGINT[]'
]::TEXT[];
RETURN QUERY SELECT * FROM no_crash_test(fn_name, params, subs);
IF NOT min_version('3.1.0') THEN
RETURN QUERY SELECT skip (1, 'Combinations signature was added on 3.1.0');
RETURN;
END IF;
PREPARE combinations AS
SELECT source, target FROM combinations_table;
PREPARE null_combinations AS
SELECT source, target FROM combinations_table WHERE false;
RETURN QUERY SELECT isnt_empty('combinations', 'Should be not empty to tests be meaningful');
RETURN QUERY SELECT is_empty('null_combinations', 'Should be empty to tests be meaningful');
-- Combinations SQL
params = ARRAY['$$edges$$','$$combinations$$']::TEXT[];
subs = ARRAY[
'NULL',
'$$(SELECT source, target FROM combinations_table WHERE false )$$'
]::TEXT[];
RETURN QUERY SELECT * FROM no_crash_test(fn_name, params, subs);
subs = ARRAY[
'NULL',
'NULL::TEXT'
]::TEXT[];
RETURN QUERY SELECT * FROM no_crash_test(fn_name, params, subs);
END
$BODY$
LANGUAGE plpgsql VOLATILE;
CREATE OR REPLACE FUNCTION dijkstra_types_check(fn TEXT) RETURNS SETOF TEXT AS
$BODY$
BEGIN
RETURN QUERY SELECT has_function(fn);
RETURN QUERY SELECT has_function(fn, ARRAY['text','bigint','bigint','boolean']);
RETURN QUERY SELECT has_function(fn, ARRAY['text','bigint','anyarray','boolean']);
RETURN QUERY SELECT has_function(fn, ARRAY['text','anyarray','bigint','boolean']);
RETURN QUERY SELECT has_function(fn, ARRAY['text','anyarray','anyarray','boolean']);
RETURN QUERY SELECT function_returns(fn, ARRAY['text','bigint','bigint','boolean'],'setof record');
RETURN QUERY SELECT function_returns(fn, ARRAY['text','bigint','anyarray','boolean'],'setof record');
RETURN QUERY SELECT function_returns(fn, ARRAY['text','anyarray','bigint','boolean'],'setof record');
RETURN QUERY SELECT function_returns(fn, ARRAY['text','anyarray','anyarray','boolean'],'setof record');
IF (min_version('3.2.0') AND fn != 'pgr_dijkstra') OR (min_version('3.1.0') AND fn = 'pgr_dijkstra') THEN
RETURN QUERY SELECT has_function(fn, ARRAY['text','text','boolean']);
RETURN QUERY SELECT function_returns(fn, ARRAY['text','text','boolean'],'setof record');
RETURN QUERY SELECT set_eq(
format($$SELECT proargnames from pg_proc where proname = %1$L$$,fn),
$$VALUES
('{"","","","directed","seq","path_seq","node","edge","cost","agg_cost"}'::TEXT[]),
('{"","","","directed","seq","path_seq","end_vid","node","edge","cost","agg_cost"}'::TEXT[]),
('{"","","","directed","seq","path_seq","start_vid","node","edge","cost","agg_cost"}'::TEXT[]),
('{"","","","directed","seq","path_seq","start_vid","end_vid","node","edge","cost","agg_cost"}'::TEXT[]),
('{"","","directed","seq","path_seq","start_vid","end_vid","node","edge","cost","agg_cost"}'::TEXT[])
$$);
RETURN QUERY SELECT set_eq(
format($$SELECT proallargtypes from pg_proc where proname = %1$L$$,fn),
$$VALUES
('{25,20,20,16,23,23,20,20,701,701}'::OID[]),
('{25,20,2277,16,23,23,20,20,20,701,701}'::OID[]),
('{25,2277,20,16,23,23,20,20,20,701,701}'::OID[]),
('{25,2277,2277,16,23,23,20,20,20,20,701,701}'::OID[]),
('{25,25,16,23,23,20,20,20,20,701,701}'::OID[])
$$);
ELSE
RETURN QUERY SELECT set_eq(
format($$SELECT proargnames from pg_proc where proname = %1$L$$,fn),
$$VALUES
('{"","","","directed","seq","path_seq","node","edge","cost","agg_cost"}'::TEXT[]),
('{"","","","directed","seq","path_seq","end_vid","node","edge","cost","agg_cost"}'::TEXT[]),
('{"","","","directed","seq","path_seq","start_vid","node","edge","cost","agg_cost"}'::TEXT[]),
('{"","","","directed","seq","path_seq","start_vid","end_vid","node","edge","cost","agg_cost"}'::TEXT[])
$$);
RETURN QUERY SELECT set_eq(
format($$SELECT proallargtypes from pg_proc where proname = %1$L$$,fn),
$$VALUES
('{25,20,20,16,23,23,20,20,701,701}'::OID[]),
('{25,20,2277,16,23,23,20,20,20,701,701}'::OID[]),
('{25,2277,20,16,23,23,20,20,20,701,701}'::OID[]),
('{25,2277,2277,16,23,23,20,20,20,20,701,701}'::OID[])
$$);
END IF;
END
$BODY$
LANGUAGE plpgsql VOLATILE;
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