6
0
mirror of https://github.com/FirebirdSQL/firebird-qa.git synced 2025-01-22 21:43:06 +01:00
firebird-qa/tests/bugs/core_2584_test.py

80 lines
1.9 KiB
Python

#coding:utf-8
#
# id: bugs.core_2584
# title: Wrong results for CASE used together with GROUP BY
# decription:
# tracker_id: CORE-2584
# min_versions: ['2.5']
# versions: 2.5.0
# qmid: None
import pytest
from firebird.qa import db_factory, isql_act, Action
# version: 2.5.0
# resources: None
substitutions_1 = []
init_script_1 = """"""
db_1 = db_factory(page_size=4096, charset='UTF8', sql_dialect=3, init=init_script_1)
test_script_1 = """
-- 08.03.2015: removed code based on data in RDB$ tables - they differs in 2.5 vs 3.0.
recreate table rf(rp int);
commit;
set term ^;
execute block as
declare n int = 250;
begin
delete from rf;
while (n>0) do insert into rf(rp) values( mod(:n, 1+mod(:n,7) ) )returning :n-1 into n;
end
^ set term ;^
commit;
set list on;
select
rp as a,
case rp
when 0 then '0'
when 1 then '1'
when 2 then '2'
when 3 then '3'
when 4 then '4'
end as b,
count(*) as cnt
from rf
where rp < 5
group by 1, 2;
"""
act_1 = isql_act('db_1', test_script_1, substitutions=substitutions_1)
expected_stdout_1 = """
A 0
B 0
CNT 87
A 1
B 1
CNT 52
A 2
B 2
CNT 34
A 3
B 3
CNT 22
A 4
B 4
CNT 14
"""
@pytest.mark.version('>=2.5.0')
def test_1(act_1: Action):
act_1.expected_stdout = expected_stdout_1
act_1.execute()
assert act_1.clean_stdout == act_1.clean_expected_stdout