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72 lines
1.5 KiB
Python
72 lines
1.5 KiB
Python
#coding:utf-8
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"""
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ID: issue-2325
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ISSUE: 2325
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TITLE: Circular dependencies between computed fields crashs the engine
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DESCRIPTION:
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JIRA: CORE-1894
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FBTEST: bugs.core_1894
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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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recreate table t (
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n integer,
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n1 computed by (n),
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n2 computed by (n1)
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);
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recreate table t2 (
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n integer,
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c1 computed by (1),
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c2 computed by (c1)
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);
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alter table t alter n1 computed by (n2);
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commit;
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set autoddl off;
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alter table t2 drop c1;
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alter table t2 add c1 computed by (c2);
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commit;
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select * from t;
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select * from t2; -- THIS LEAD SERVER CRASH (checked on WI-T4.0.0.399)
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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 = 42000
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unsuccessful metadata update
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-Cannot have circular dependencies with computed fields
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Statement failed, SQLSTATE = 42000
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unsuccessful metadata update
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-cannot delete
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-COLUMN T2.C1
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-there are 1 dependencies
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Statement failed, SQLSTATE = 42000
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Cannot have circular dependencies with computed fields
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Statement failed, SQLSTATE = 42000
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unsuccessful metadata update
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-cannot delete
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-COLUMN T2.C1
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-there are 1 dependencies
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"""
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@pytest.mark.version('>=3.0.2')
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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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