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72 lines
2.6 KiB
Python
72 lines
2.6 KiB
Python
#coding:utf-8
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"""
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ID: issue-789
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ISSUE: 789
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TITLE: Adding a non-null restricted column to a populated table renders the table inconsistent
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DESCRIPTION:
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JIRA: CORE-1518
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FBTEST: bugs.core_1518
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"""
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import pytest
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from firebird.qa import *
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init_script = """
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-- Tests that manipulates with NULL fields/domains and check results:
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-- CORE-1518 Adding a non-null restricted column to a populated table renders the table inconsistent
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-- CORE-4453 (Regression: NOT NULL constraint, declared in domain, does not work)
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-- CORE-4725 (Inconsistencies with ALTER DOMAIN and ALTER TABLE with DROP NOT NULL and PRIMARY KEYs)
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-- CORE-4733 (Command "Alter table <T> alter TYPE <C> <DOMAIN_WITH_NOT_NULL" does not verifies data in column <C> and makes incorrect assignments in <C> to ZERO / JULIAN_DATE / ASCII(0) for types INT, TIMESTAMP and VARCHAR)
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create domain dm_nn int not null;
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create table test(c1 int);
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commit;
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insert into test(c1) values (null);
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commit;
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"""
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db = db_factory(init=init_script)
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test_script = """
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-- Source sample in the ticket:
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-- create table dyd(c1 integer), insert one record with value = 1.
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-- alter table dyd add c2 integer not null ==> did not raise exception but should.
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-- All these statements should produce exception in 3.0:
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alter table test alter c1 set not null;
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alter table test alter c1 type dm_nn;
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alter table test add c2 int not null; -- this also check for core-2696 ("alter table" command can add a field which has "not null" definition)
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alter table test add c3 dm_nn;
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-- still passed on 3.0 (does not verifies old data on new check condition):
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-- alter table test add constraint test_nn check(c1 is not null); -- :(((
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"""
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act = isql_act('db', test_script)
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expected_stderr = """
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Statement failed, SQLSTATE = 22006
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unsuccessful metadata update
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-Cannot make field C1 of table TEST NOT NULL because there are NULLs present
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Statement failed, SQLSTATE = 22006
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unsuccessful metadata update
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-Cannot make field C1 of table TEST NOT NULL because there are NULLs present
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Statement failed, SQLSTATE = 22006
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unsuccessful metadata update
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-Cannot make field C2 of table TEST NOT NULL because there are NULLs present
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Statement failed, SQLSTATE = 22006
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unsuccessful metadata update
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-Cannot make field C3 of table TEST NOT NULL because there are NULLs present
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"""
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@pytest.mark.version('>=3.0')
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def test_1(act: Action):
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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
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