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CREATE OR REPLACE FUNCTION general_no_crash(fn_name TEXT)
RETURNS SETOF TEXT AS
$BODY$
DECLARE
params TEXT[];
subs TEXT[];
BEGIN
PREPARE edges AS
SELECT id, source, target, cost, reverse_cost, x1, y1, x2, y2 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['$$edges$$','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);
-- 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('3.2.0') THEN
RETURN QUERY
SELECT skip(1, 'Combinations signature added on version 3.2.0');
RETURN;
END IF;
PREPARE combinations AS
SELECT source, target FROM combinations_table;
PREPARE null_combinations AS
SELECT source, target FROM combinations_table WHERE source IN (-1);
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',
'$$(SELECT source, target FROM combinations_table WHERE source IN (-1))$$'
]::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;
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