mirror of
https://github.com/FirebirdSQL/firebird-qa.git
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106 lines
2.7 KiB
Python
106 lines
2.7 KiB
Python
#coding:utf-8
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"""
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ID: issue-6495
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ISSUE: 6495
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TITLE: UNIQUE / PRIMARY KEY constraint can be violated when AUTODDL = OFF and
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mixing commands for DDL and DML
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DESCRIPTION:
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JIRA: CORE-6252
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FBTEST: bugs.core_6252
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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 autoddl off; -- [ !! ]
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commit;
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recreate table test1(
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a int not null,
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b int not null
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);
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recreate table test2(
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u int not null,
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v int not null
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);
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commit;
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insert into test1(a, b) values (1,1);
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insert into test1(a, b) values (1,2);
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insert into test2(u, v) values (1,1);
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insert into test2(u, v) values (1,2);
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commit;
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-------------------------------------------------------
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update test1 set b = 1;
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alter table test1 add constraint test1_unq unique (a);
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commit;
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-------------------------------------------------------
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rollback; -- otherwise exception about PK violation will be supressed by 1st one (about test1_UNQ)
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-------------------------------------------------------
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update test2 set v = 1;
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alter table test2 add constraint test2_pk primary key (u);
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commit;
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set list on;
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select * from test1;
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select * from test2;
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rollback;
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-- We have to ensure that there are no indices that were created (before this bug fixed)
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-- for maintainace of PK/UNQ constraints:
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select
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ri.rdb$index_name idx_name
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,ri.rdb$unique_flag idx_uniq
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from rdb$database r
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left join rdb$indices ri on
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ri.rdb$relation_name starting with 'TEST'
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and ri.rdb$system_flag is distinct from 1
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;
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"""
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act = isql_act('db', test_script)
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expected_stdout = """
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A 1
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B 1
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A 1
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B 2
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U 1
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V 1
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U 1
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V 1
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IDX_NAME <null>
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IDX_UNIQ <null>
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"""
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expected_stderr = """
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Statement failed, SQLSTATE = 23000
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violation of PRIMARY or UNIQUE KEY constraint "TEST1_UNQ" on table "TEST1"
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-Problematic key value is ("A" = 1)
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Statement failed, SQLSTATE = 23000
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violation of PRIMARY or UNIQUE KEY constraint "TEST2_PK" on table "TEST2"
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-Problematic key value is ("U" = 1)
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"""
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@pytest.mark.version('>=3.0.6')
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def test_1(act: Action):
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act.expected_stdout = expected_stdout
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act.expected_stderr = expected_stderr
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act.execute()
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assert (act.clean_stderr == act.clean_expected_stderr and
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act.clean_stdout == act.clean_expected_stdout)
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