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https://github.com/FirebirdSQL/firebird-qa.git
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114 lines
3.5 KiB
Python
114 lines
3.5 KiB
Python
#coding:utf-8
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"""
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ID: issue-8084
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ISSUE: https://github.com/FirebirdSQL/firebird/issues/8084
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TITLE: Partial index uniqueness violation (changes in columns participating in index filtering expression are not properly tracked).
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DESCRIPTION:
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NOTES:
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[19.04.2024] pzotov
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Reduced min_version to 5.0.1 after backporting (commit #0e9ef69).
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Confirmed bug on 6.0.0.315; confirmed problem noted as second case (see ticket) in 6.0.0.321 #1d96c10.
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Checked on 6.0.0.325 #f5930a5, 5.0.1.1383 #0e9ef69 (intermediate snapshot) - all OK.
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"""
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import pytest
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from firebird.qa import *
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db = db_factory()
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test_script = """
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set list on;
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-- https://github.com/FirebirdSQL/firebird/issues/8084#issue-2247604539
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recreate table test1 (
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t1_id bigint primary key
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,t1_a bigint not null
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,t1_b smallint not null
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);
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create unique index test1_idx_a on test1(t1_a) where (t1_b = 1);
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insert into test1(t1_id, t1_a, t1_b) values (1, 1, 0);
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insert into test1(t1_id, t1_a, t1_b) values (2, 2, 1);
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commit;
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insert into test1(t1_id, t1_a, t1_b) values (3, 1, 0); -- must pass
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commit;
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insert into test1(t1_id, t1_a, t1_b) values (4, 2, 1); -- must fail with "attempt to store duplicate value"
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rollback;
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update test1 set t1_b = 1 where t1_id = 1; -- must pass
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commit;
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update test1 set t1_b = 1 where t1_id = 3; -- BUG was here: passed before fix but must fail.
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commit;
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select t1_a+0 as t1_a, count(*) as t1_a_cnt from test1 where t1_b+0 = 1 group by t1_a+0;
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rollback;
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-------------------------------------------------------------------------
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-- https://github.com/FirebirdSQL/firebird/issues/8084#issuecomment-2063121843
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recreate table test2 (
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t2_id bigint not null,
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t2_a bigint not null,
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t2_b smallint not null,
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constraint pk_test2 primary key(t2_id)
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);
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create unique index test2_idx_a on test2(t2_a) where (t2_b = 1);
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insert into test2(t2_id, t2_a, t2_b) values (1, 1, 0);
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insert into test2(t2_id, t2_a, t2_b) values (2, 2, 1);
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insert into test2(t2_id, t2_a, t2_b) values (3, 1, 0);
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commit;
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update test2 set t2_b=0;
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commit;
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insert into test2(t2_id, t2_a, t2_b) values (4, 2, 1); -- must pass
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select * from test2;
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"""
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act = isql_act('db', test_script, substitutions=[('[ \t]+', ' ')])
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expected_stdout = """
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Statement failed, SQLSTATE = 23000
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attempt to store duplicate value (visible to active transactions) in unique index "TEST1_IDX_A"
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-Problematic key value is ("T1_A" = 2)
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Statement failed, SQLSTATE = 23000
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attempt to store duplicate value (visible to active transactions) in unique index "TEST1_IDX_A"
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-Problematic key value is ("T1_A" = 1)
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T1_A 1
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T1_A_CNT 1
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T1_A 2
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T1_A_CNT 1
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T2_ID 1
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T2_A 1
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T2_B 0
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T2_ID 2
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T2_A 2
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T2_B 0
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T2_ID 3
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T2_A 1
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T2_B 0
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T2_ID 4
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T2_A 2
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T2_B 1
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"""
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@pytest.mark.version('>=5.0.1')
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def test_1(act: Action):
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act.expected_stdout = expected_stdout
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act.execute(combine_output = True)
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assert act.clean_stdout == act.clean_expected_stdout
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