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firebird-qa/tests/bugs/core_5122_test.py

110 lines
3.2 KiB
Python

#coding:utf-8
#
# id: bugs.core_5122
# title: Expression index may not be used by the optimizer if created and used in different connection charsets
# decription:
# Confirmed:
# wrong plan (natural scan) on: WI-V3.0.0.32358.
# plan with index usage on: WI-T4.0.0.32371, WI-V2.5.6.26979.
#
# tracker_id: CORE-5122
# min_versions: ['2.5.6']
# versions: 2.5.6
# qmid: None
import pytest
from firebird.qa import db_factory, isql_act, Action
# version: 2.5.6
# resources: None
substitutions_1 = []
init_script_1 = """"""
db_1 = db_factory(sql_dialect=3, init=init_script_1)
# test_script_1
#---
#
# import os
# import subprocess
# import time
# import fdb
#
# os.environ["ISC_USER"] = user_name
# os.environ["ISC_PASSWORD"] = user_password
# db_conn.close()
#
# #--------------------------------------------
#
# def flush_and_close(file_handle):
# # https://docs.python.org/2/library/os.html#os.fsync
# # If you're starting with a Python file object f,
# # first do f.flush(), and
# # then do os.fsync(f.fileno()), to ensure that all internal buffers associated with f are written to disk.
# global os
#
# file_handle.flush()
# if file_handle.mode not in ('r', 'rb') and file_handle.name != os.devnull:
# # otherwise: "OSError: [Errno 9] Bad file descriptor"!
# os.fsync(file_handle.fileno())
# file_handle.close()
#
# #--------------------------------------------
#
# def cleanup( f_names_list ):
# global os
# for i in range(len( f_names_list )):
# if type(f_names_list[i]) == file:
# del_name = f_names_list[i].name
# elif type(f_names_list[i]) == str:
# del_name = f_names_list[i]
# else:
# print('Unrecognized type of element:', f_names_list[i], ' - can not be treated as file.')
# del_name = None
#
# if del_name and os.path.isfile( del_name ):
# os.remove( del_name )
#
# #--------------------------------------------
#
# con1 = fdb.connect(dsn=dsn, charset='iso8859_1')
#
# cur1=con1.cursor()
# cur1.execute("recreate table test(s varchar(10))")
# cur1.execute("create index test_calc_s on test computed by ( 'zxc' || s )")
# con1.commit()
# con1.close()
#
# sql_data_cmd=open( os.path.join(context['temp_directory'],'tmp_data_5122.sql'), 'w')
# sql_data_cmd.write("set planonly; select * from test where 'zxc' || s starting with 'qwe';")
# sql_data_cmd.close()
#
# sql_data_log=open( os.path.join(context['temp_directory'],'tmp_data_5122.log'), 'w')
#
# subprocess.call([context['isql_path'], dsn, "-n", "-ch", "utf8", "-i", sql_data_cmd.name], stdout = sql_data_log, stderr=subprocess.STDOUT)
# flush_and_close( sql_data_log )
#
# with open(sql_data_log.name) as f:
# print(f.read())
#
# # Cleanup.
# ##########
# time.sleep(1)
# cleanup( (sql_data_log, sql_data_cmd) )
#
#---
#act_1 = python_act('db_1', test_script_1, substitutions=substitutions_1)
expected_stdout_1 = """
PLAN (TEST INDEX (TEST_CALC_S))
"""
@pytest.mark.version('>=2.5.6')
@pytest.mark.xfail
def test_1(db_1):
pytest.fail("Test not IMPLEMENTED")