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53 lines
1.3 KiB
Python
53 lines
1.3 KiB
Python
#coding:utf-8
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"""
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ID: issue-4458
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ISSUE: 4458
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TITLE: Error when processing an empty data set by window function, if reading indexed
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DESCRIPTION:
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JIRA: CORE-4131
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FBTEST: bugs.core_4131
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NOTES:
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3.0.0.30472:
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cursor identified in the UPDATE or DELETE statement is not positioned on a row. no current record for fetch operation
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[29.07.2023] pzotov
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Enclose query in execute block so that no output will be if it completes successfully.
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Previous version of test issued execution plan which had no relation to test purpose and could be changed (thus caused test to be failed).
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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 test(x char(31) character set unicode_fss unique using index test_x);
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commit;
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insert into test values('qwerty');
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commit;
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set term ^;
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execute block as
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declare rn int;
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declare x type of column test.x;
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begin
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select row_number() over(order by x) as rn, x
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from test
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where x = 'qwerty'
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into rn, x;
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end ^
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set term ;^
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"""
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act = isql_act('db', test_script)
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expected_stdout = ""
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@pytest.mark.version('>=3.0')
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def test_1(act: Action):
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act.expected_stdout = expected_stdout
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act.execute(combine_output = True)
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assert act.clean_stdout == act.clean_expected_stdout
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