mirror of
https://github.com/FirebirdSQL/firebird-qa.git
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212 lines
6.2 KiB
Python
212 lines
6.2 KiB
Python
#coding:utf-8
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#
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# id: bugs.core_6379
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# title: Bugcheck 179
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# decription:
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# Could not reproduce with scenario described in the ticket.
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# Test uses steps described by letter from me to Vlad, date: 15-JUL-2020 10:53 (subj: "read consistency tests").
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# Scripts for initial test can be found here:
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# https://drive.google.com/drive/folders/1CEOSVfOMHzlZ1F3Gi0Jv3TEbvWLs9DPR?usp=sharing
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#
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# Reproduced problem on 4.0.0.2108 SS:
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# 1. Content of firebird.log:
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# deadlock
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# update conflicts with concurrent update
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# concurrent transaction number is 12
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# internal Firebird consistency check (wrong record version (185), file: Savepoint.cpp line: 267)
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# 2. Client gets:
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# Statement failed, SQLSTATE 08006
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# Error reading data from the connection.
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#
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# Statement failed, SQLSTATE 08006
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# Error writing data to the connection.
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# -send_packet/send
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#
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# Checked on 4.0.0.2170 SS/CS - all fine.
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#
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# tracker_id:
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# min_versions: ['4.0']
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# versions: 4.0
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# qmid:
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import pytest
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from firebird.qa import db_factory, isql_act, Action
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# version: 4.0
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# resources: None
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substitutions_1 = [('=', ''), ('[ \t]+', ' ')]
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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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#---
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#
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# import os
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# import sys
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# import subprocess
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# from subprocess import Popen
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# from fdb import services
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# import time
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#
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# os.environ["ISC_USER"] = user_name
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# os.environ["ISC_PASSWORD"] = user_password
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#
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# db_conn.close()
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#
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# #--------------------------------------------
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#
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# def flush_and_close( file_handle ):
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# # https://docs.python.org/2/library/os.html#os.fsync
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# # If you're starting with a Python file object f,
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# # first do f.flush(), and
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# # then do os.fsync(f.fileno()), to ensure that all internal buffers associated with f are written to disk.
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# global os
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#
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# file_handle.flush()
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# if file_handle.mode not in ('r', 'rb') and file_handle.name != os.devnull:
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# # otherwise: "OSError: [Errno 9] Bad file descriptor"!
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# os.fsync(file_handle.fileno())
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# file_handle.close()
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#
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# #--------------------------------------------
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#
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# def cleanup( f_names_list ):
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# global os
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# for f in f_names_list:
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# if type(f) == file:
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# del_name = f.name
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# elif type(f) == str:
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# del_name = f
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# else:
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# print('Unrecognized type of element:', f, ' - can not be treated as file.')
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# del_name = None
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#
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# if del_name and os.path.isfile( del_name ):
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# os.remove( del_name )
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#
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# #--------------------------------------------
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#
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# sql_init='''
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# create table test(id int generated by default as identity, x int, s varchar(32765) );
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# set term ^;
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# execute block as
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# declare n_limit int = 1000;
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# declare i int = 1;
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# begin
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# rdb$set_context('USER_SESSION', 'N_LIMIT', n_limit);
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# while (i <= n_limit) do
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# begin
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# insert into test(x, s) values(0, lpad('', 32765, gen_uuid()));
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# i = i + 1;
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# end
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# end
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# ^
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# set term ^;
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# commit;
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#
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# delete from test order by id rows ( cast( rdb$get_context('USER_SESSION', 'N_LIMIT') as int) - 13 );
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# commit;
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# '''
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# runProgram('isql', [ dsn, '-q' ], sql_init)
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#
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# con_lock_1 = fdb.connect( dsn = dsn )
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# con_lock_2 = fdb.connect( dsn = dsn )
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#
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#
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# #########################
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# ### L O C K E R - 1 ###
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# #########################
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# con_lock_1.execute_immediate( 'update test set x = -1111 order by id rows 6 to 6' )
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#
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#
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# # Scenario for WORKER:
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# ######################
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# sql_text='''
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# connect '%(dsn)s';
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# set autoddl off;
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# commit;
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# set transaction read committed read consistency;
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# set count on;
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#
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# set bail on;
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# delete from test;
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#
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# set heading on;
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# select rdb$db_key, id, x from test order by rdb$db_key;
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# ''' % dict(globals(), **locals())
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#
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# f_worker_sql=open( os.path.join(context['temp_directory'],'tmp_6379.sql'), 'w')
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# f_worker_sql.write(sql_text)
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# flush_and_close(f_worker_sql)
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#
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# f_worker_log=open( ''.join( ( os.path.splitext(f_worker_sql.name)[0], '.log') ), 'w')
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# f_worker_err=open( ''.join( ( os.path.splitext(f_worker_log.name)[0], '.err') ), 'w')
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#
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# ############################################################################
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# ### L A U N C H W O R K E R U S I N G I S Q L, A S Y N C. ###
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# ############################################################################
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#
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# p_worker = Popen( [ context['isql_path'], '-pag', '9999', '-q', '-i', f_worker_sql.name ],stdout=f_worker_log, stderr=f_worker_err)
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# time.sleep(1)
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#
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# #########################
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# ### L O C K E R - 2 ###
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# #########################
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# con_lock_2.execute_immediate( 'insert into test(x) values(3333)' )
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# con_lock_2.commit()
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#
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#
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# #########################
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# ### L O C K E R - 1 ###
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# #########################
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# con_lock_1.commit()
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# con_lock_2.commit()
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#
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# # Here we wait for ISQL complete its mission:
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# p_worker.wait()
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#
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# flush_and_close(f_worker_log)
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# flush_and_close(f_worker_err)
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#
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# # Close lockers:
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# ################
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# for c in (con_lock_1, con_lock_2):
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# c.close()
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#
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#
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# # CHECK RESULTS
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# ###############
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# with open(f_worker_log.name,'r') as f:
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# for line in f:
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# print(line)
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#
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# with open(f_worker_err.name,'r') as g:
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# for line in g:
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# if line:
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# print( 'UNEXPECTED STDERR IN ' + g.name + ':' + line)
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#
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#
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# # Cleanup.
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# ##########
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# time.sleep(1)
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# cleanup( (f_worker_sql, f_worker_log, f_worker_err) )
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#
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#
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#---
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#act_1 = python_act('db_1', test_script_1, substitutions=substitutions_1)
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expected_stdout_1 = """
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Records affected: 14
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Records affected: 0
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"""
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@pytest.mark.version('>=4.0')
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@pytest.mark.xfail
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def test_1(db_1):
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pytest.fail("Test not IMPLEMENTED")
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