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84 lines
2.2 KiB
Python
84 lines
2.2 KiB
Python
#coding:utf-8
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#
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# id: bugs.core_4083
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# title: Full outer join in derived table with coalesce (iif)
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# decription:
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# tracker_id: CORE-4083
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# min_versions: ['2.5.3']
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# versions: 2.5.3
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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: 2.5.3
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# resources: None
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substitutions_1 = [('[ \t]+', ' ')]
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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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set list on;
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select
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A_SOME_FIELD,
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B_SOME_FIELD,
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C_SOME_FIELD,
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COALESCE_FIELD
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from
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(
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select
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A.SOME_FIELD as A_SOME_FIELD,
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B.SOME_FIELD as B_SOME_FIELD,
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C.SOME_FIELD as C_SOME_FIELD,
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coalesce(A.SOME_FIELD, B.SOME_FIELD, c.SOME_FIELD) as COALESCE_FIELD
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from
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(select null as SOME_FIELD from RDB$DATABASE) A
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full join
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(select 1 as SOME_FIELD from RDB$DATABASE) B on B.SOME_FIELD = A.SOME_FIELD
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full join
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(select null as SOME_FIELD from RDB$DATABASE) C on C.SOME_FIELD = B.SOME_FIELD
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) x
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order by 1,2,3,4
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;
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select a.*, b.*
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from
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(select 1 as field1 from rdb$database) a
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full join
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(select 2 as field2 from rdb$database) b on b.field2=a.field1
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order by 1,2
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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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A_SOME_FIELD <null>
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B_SOME_FIELD <null>
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C_SOME_FIELD <null>
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COALESCE_FIELD <null>
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A_SOME_FIELD <null>
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B_SOME_FIELD <null>
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C_SOME_FIELD <null>
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COALESCE_FIELD <null>
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A_SOME_FIELD <null>
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B_SOME_FIELD 1
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C_SOME_FIELD <null>
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COALESCE_FIELD 1
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FIELD1 <null>
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FIELD2 2
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FIELD1 1
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FIELD2 <null>
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"""
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@pytest.mark.version('>=2.5.3')
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def test_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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