mirror of
https://github.com/FirebirdSQL/firebird-qa.git
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106 lines
3.5 KiB
Python
106 lines
3.5 KiB
Python
#coding:utf-8
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"""
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ID: issue-5151
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ISSUE: 5151
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TITLE: Online validation during DML activity in other connection leads to message
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"Error while trying to read from file" and "page in use during flush (210), file: cch.cpp line: 2672"
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DESCRIPTION:
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JIRA: CORE-4855
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FBTEST: bugs.core_4855
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"""
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import pytest
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import subprocess
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import time
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from pathlib import Path
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from firebird.qa import *
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substitutions = [('[0-9][0-9]:[0-9][0-9]:[0-9][0-9].[0-9][0-9]', ''),
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('Relation [0-9]{3,4}', 'Relation'),
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('Statement failed, SQLSTATE = HY008', ''),
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('operation was cancelled', ''), ('After line .*', '')]
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db = db_factory()
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act = python_act('db', substitutions=substitutions)
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expected_stdout = """
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Iteration #1:
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21:16:28.31 Validation started
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21:16:28.31 Relation 128 (TEST)
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21:16:29.31 Acquire relation lock failed
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21:16:29.31 Relation 128 (TEST) : 1 ERRORS found
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21:16:30.04 Relation 129 (STOP)
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21:16:30.04 process pointer page 0 of 1
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21:16:30.04 Relation 129 (STOP) is ok
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21:16:30.04 Validation finished
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Iteration #2:
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21:16:32.46 Validation started
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21:16:32.46 Relation 128 (TEST)
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21:16:33.46 Acquire relation lock failed
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21:16:33.46 Relation 128 (TEST) : 1 ERRORS found
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21:16:35.09 Relation 129 (STOP)
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21:16:35.09 process pointer page 0 of 1
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21:16:35.09 Relation 129 (STOP) is ok
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21:16:35.09 Validation finished
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INSERTED_ROWS OK, LOT OF.
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"""
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heavy_script = """
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recreate sequence g;
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recreate table test(id int, s varchar( 36 ) unique using index test_s_unq);
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recreate table stop(id int);
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commit;
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set list on;
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set transaction read committed;
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set term ^;
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execute block returns( inserted_rows varchar(20) ) as
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begin
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while ( not exists(select * from stop) ) do
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begin
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insert into test(id, s) values( gen_id(g,1), rpad('', 36, uuid_to_char(gen_uuid())) );
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end
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inserted_rows = iif(gen_id(g,0) > 0, 'OK, LOT OF.', 'FAIL: ZERO!');
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suspend;
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end
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^
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set term ;^
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commit;
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"""
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heavy_script_file = temp_file('heavy_script.sql')
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heavy_output = temp_file('heavy_script.out')
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@pytest.mark.version('>=3.0')
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def test_1(act: Action, heavy_script_file: Path, heavy_output: Path, capsys):
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# Preparing script for ISQL that will do 'heavy DML'
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heavy_script_file.write_text(heavy_script)
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with open(heavy_output, mode='w') as heavy_out:
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p_heavy_sql = subprocess.Popen([act.vars['isql'], '-i', str(heavy_script_file),
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'-user', act.db.user,
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'-password', act.db.password, act.db.dsn],
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stdout=heavy_out, stderr=subprocess.STDOUT)
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try:
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time.sleep(4)
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# Run validation twice
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with act.connect_server() as srv:
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print('Iteration #1:')
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srv.database.validate(database=act.db.db_path, lock_timeout=1,
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callback=print)
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print('Iteration #2:')
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srv.database.validate(database=act.db.db_path, lock_timeout=1,
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callback=print)
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# Stopping ISQL that is doing now 'heavy DML' (bulk-inserts):
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act.isql(switches=[], input='insert into stop(id) values(1); commit;')
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finally:
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p_heavy_sql.terminate()
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#
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print(heavy_output.read_text())
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# Check
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act.reset()
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act.expected_stdout = expected_stdout
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act.stdout = capsys.readouterr().out
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assert act.clean_stdout == act.clean_expected_stdout
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