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68 lines
1.8 KiB
Python
68 lines
1.8 KiB
Python
#coding:utf-8
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"""
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ID: issue-5001
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ISSUE: 5001
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TITLE: CTE Aliases
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DESCRIPTION: 'Column unknown' when recursive CTE contain join with *alias* rather than table name
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JIRA: CORE-4693
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FBTEST: bugs.core_4693
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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 gd_goodgroup (
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id integer,
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parent integer,
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name varchar(20)
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);
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commit;
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insert into gd_goodgroup(id, parent, name) values( 1, null, 'Big Brother');
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insert into gd_goodgroup(id, parent, name) values( 2, 1, 'Middle Manager #1');
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insert into gd_goodgroup(id, parent, name) values( 3, 1, 'Middle Manager #2');
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insert into gd_goodgroup(id, parent, name) values( 4, 2, 'Worker #1');
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insert into gd_goodgroup(id, parent, name) values( 5, 2, 'Worker #2');
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insert into gd_goodgroup(id, parent, name) values( 6, 3, 'Worker #3');
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commit;
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set list on;
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with recursive
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group_tree as (
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select id, parent, name, cast('' as varchar(255)) as indent
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from gd_goodgroup
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where parent is null
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union all
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select g.id, g.parent, g.name, h.indent || rpad('', 2)
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from gd_goodgroup g join group_tree h
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on g.parent = h.id
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)
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select gt.indent || gt.name as info
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from group_tree gt;
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"""
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act = isql_act('db', test_script)
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expected_stdout = """
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INFO Big Brother
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INFO Middle Manager #1
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INFO Worker #1
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INFO Worker #2
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INFO Middle Manager #2
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INFO Worker #3
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"""
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@pytest.mark.version('>=3')
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def test_1(act: Action):
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act.expected_stdout = expected_stdout
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act.execute()
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assert act.clean_stdout == act.clean_expected_stdout
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