mirror of
https://github.com/FirebirdSQL/firebird-qa.git
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66 lines
1.5 KiB
Python
66 lines
1.5 KiB
Python
#coding:utf-8
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#
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# id: bugs.core_2211
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# title: Offset value for SUBSTRING from BLOB more than 32767 makes exception
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# decription:
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# tracker_id: CORE-2211
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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 = [('SUBSTRING.*', '')]
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init_script_1 = """"""
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db_1 = db_factory(page_size=4096, sql_dialect=3, init=init_script_1)
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test_script_1 = """
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recreate table test(b blob);
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commit;
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insert into test values('');
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commit;
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set list on;
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set blob all;
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set term ^;
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execute block as
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declare bsize int = 1000000;
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declare vclen int = 32760;
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begin
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while (bsize > 0) do
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begin
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update test set b = b || rpad('', :vclen, uuid_to_char(gen_uuid()));
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bsize = bsize - vclen;
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end
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--update test set b = b || b;
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update test set b = b || rpad('', :vclen, '#');
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end
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^
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set term ;^
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select char_length(b) from test;
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select substring(b from char_length(b)-1 for 1) from test;
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rollback;
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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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CHAR_LENGTH 1048320
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SUBSTRING 0:43
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#
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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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