mirror of
https://github.com/FirebirdSQL/firebird-qa.git
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54 lines
1.2 KiB
Python
54 lines
1.2 KiB
Python
#coding:utf-8
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#
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# id: bugs.core_0474
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# title: Redundant evaluations in COALESCE
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# decription:
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# Proper result - only since 2.5.0 :-)
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# On WI-V2.1.7.18553 Firebird 2.1 result still wrong (curr_gen 4)
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#
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# tracker_id: CORE-0474
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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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create generator g1;
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commit;
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set list on;
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select
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coalesce(
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nullif(gen_id(g1,1),1),
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nullif(gen_id(g1,1),2),
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gen_id(g1,1),
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nullif(gen_id(g1,1),4),
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gen_id(g1,1)
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)
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as curr_gen
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from rdb$database;
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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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CURR_GEN 3
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"""
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@pytest.mark.version('>=2.5')
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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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