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79 lines
2.4 KiB
Python
79 lines
2.4 KiB
Python
#coding:utf-8
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#
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# id: functional.tabloid.join_on_position_function_result
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# title: Records with NULLs could be lost from resultset.
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# decription:
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# http://www.sql.ru/forum/actualutils.aspx?action=gotomsg&tid=1009792&msg=14032086
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#
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# tracker_id:
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# min_versions: ['2.5.0']
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# versions: 2.5
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# qmid: None
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import pytest
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from firebird.qa import db_factory, isql_act, Action
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# version: 2.5
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# resources: None
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substitutions_1 = []
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init_script_1 = """"""
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db_1 = db_factory(sql_dialect=3, init=init_script_1)
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test_script_1 = """
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recreate table t(id int, s varchar(30));
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commit;
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insert into t values(1, 'aaa');
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insert into t values(11, 'bbb');
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insert into t values(111, 'ccc');
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insert into t values(12, 'ddd');
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insert into t values(123, 'eee');
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insert into t values(1234, 'fff');
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commit;
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set list on;
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select t.id, t.s, x.p, position(','||cast(t.id as varchar(11))||',', x.p) k
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from t
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left join (select ',123,12,11,' p from rdb$database) x
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on position(','||cast(t.id as varchar(11))||',', x.p)>0
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;
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"""
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act_1 = isql_act('db_1', test_script_1, substitutions=substitutions_1)
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expected_stdout_1 = """
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ID 1
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S aaa
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P <null>
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K <null>
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ID 11
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S bbb
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P ,123,12,11,
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K 8
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ID 111
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S ccc
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P <null>
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K <null>
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ID 12
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S ddd
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P ,123,12,11,
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K 5
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ID 123
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S eee
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P ,123,12,11,
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K 1
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ID 1234
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S fff
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P <null>
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K <null>
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"""
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@pytest.mark.version('>=2.5')
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def test_join_on_position_function_result_1(act_1: Action):
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act_1.expected_stdout = expected_stdout_1
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act_1.execute()
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assert act_1.clean_expected_stdout == act_1.clean_stdout
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