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https://github.com/FirebirdSQL/firebird-qa.git
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66 lines
2.6 KiB
Python
66 lines
2.6 KiB
Python
#coding:utf-8
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"""
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ID: issue-5750
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ISSUE: 5750
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TITLE: SUBSTRING startposition smaller than 1 should be allowed
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DESCRIPTION:
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Test is based on ticket samples, plus similar checks for non-ascii strings.
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JIRA: CORE-5480
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FBTEST: bugs.core_5480
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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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set list on;
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-- ASCII string tests:
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select '|' || substring('abcdef' from 0) || '|' a01 from rdb$database; -- Expected result: 'abcdef'
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select '|' || substring('abcdef' from 0 for 2) || '|' a02 from rdb$database; --Expected result: 'a' (and NOT 'ab')
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select '|' || substring('abcdef' from -5 for 2) || '|' a03 from rdb$database; --Expected result: ''
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select '|' || substring('abcdef' from -1 for 3) || '|' a04 from rdb$database; --Expected result: 'a'
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select '|' || substring('abcdef' from -2 for 5) || '|' a05 from rdb$database; --Expected result: 'ab'
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select '|' || substring('abcdef' from -2147483645 for 2147483647) || '|' a06 from rdb$database; -- added case with big values for arguments
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-- multi-byte string tests:
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-- Euro sign (requires three bytes for encoding) concatenated
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-- with letters from Danish, German & Iceland alphabets:
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select '|' || substring('€åßðéæø' from 0) || '|' n01 from rdb$database;
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select '|' || substring('€åßðéæø' from 0 for 2) || '|' n02 from rdb$database;
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select '|' || substring('€åßðéæø' from -5 for 2) || '|' n03 from rdb$database;
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select '|' || substring('€åßðéæø' from -1 for 3) || '|' n04 from rdb$database;
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select '|' || substring('€åßðéæø' from -2 for 5) || '|' n05 from rdb$database;
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select '|' || substring('€åßðéæø' from -2147483645 for 2147483647) || '|' n06 from rdb$database;
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"""
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act = isql_act('db', test_script)
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expected_stdout = """
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A01 |abcdef|
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A02 |a|
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A03 ||
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A04 |a|
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A05 |ab|
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A06 |a|
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N01 |€åßðéæø|
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N02 |€|
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N03 ||
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N04 |€|
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N05 |ی|
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N06 |€|
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"""
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@pytest.mark.intl
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@pytest.mark.version('>=4.0')
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def test_1(act: Action):
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act.expected_stdout = expected_stdout
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act.execute(charset='utf8')
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assert act.clean_stdout == act.clean_expected_stdout
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