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Added/Updated bugs\gh_6872_test.py. Checked on 4.0.1.2692, 5.0.0.591
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zotov
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@ -34,11 +34,38 @@ DESCRIPTION:
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4.0.1.2668: median = 1.70
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5.0.0.313: median = 1.80
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FBTEST: bugs.gh_6872
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NOTES:
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[20.07.2022] pzotov
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Checked on 4.0.1.2692, 5.0.0.591
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"""
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import psutil
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import pytest
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from firebird.qa import *
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#--------------------------------------------------------------------
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def median(lst):
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n = len(lst)
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s = sorted(lst)
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return (sum(s[n//2-1:n//2+1])/2.0, s[n//2])[n % 2] if n else None
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#--------------------------------------------------------------------
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###########################
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### S E T T I N G S ###
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###########################
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# Number of PSQL calls:
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N_MEASURES = 30
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# How many iterations must be done in each of stored procedures when they work:
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N_COUNT_PER_MEASURE = 100000
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# Maximal value for MEDIAN of ratios between CPU user time when comparison was made.
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#
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ADDED_COLL_TIME_MAX_RATIO = 2.0
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###############################
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init_script = """
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recreate table test_utf8_miss_coll (c1 varchar(10) character set utf8);
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create index test_utf8_miss_coll_idx on test_utf8_miss_coll (c1);
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@ -55,102 +82,74 @@ expected_stdout = """
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Duration ratio: acceptable.
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"""
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@pytest.mark.skip('FIXME: Not IMPLEMENTED')
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@pytest.mark.version('>=4.0.1')
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def test_1(act: Action):
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pytest.fail("Not IMPLEMENTED")
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def test_1(act: Action, capsys):
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sp_make_proc_ddl='''
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-- x_name = 'with_coll' | 'miss_col'
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create or alter procedure sp_%(x_name)s ( n_count int = 1000000 ) as
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declare v smallint;
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begin
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while (n_count > 0) do
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begin
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select 1 from test_utf8_%(x_name)s where c1 starting with 'x' into v;
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n_count = n_count - 1;
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end
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end
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'''
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with act.db.connect() as con:
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name_suffixes = ( 'with_coll', 'miss_coll' )
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for x_name in name_suffixes:
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con.execute_immediate( sp_make_proc_ddl % locals() )
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con.commit()
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cur=con.cursor()
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cur.execute('select mon$server_pid as p from mon$attachments where mon$attachment_id = current_connection')
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fb_pid = int(cur.fetchone()[0])
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# --------------------------------------
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sp_time = {}
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for i in range(0, N_MEASURES):
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for x_name in name_suffixes:
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fb_info_init = psutil.Process(fb_pid).cpu_times()
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cur.callproc( 'sp_%(x_name)s' % locals(), (N_COUNT_PER_MEASURE,) )
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fb_info_curr = psutil.Process(fb_pid).cpu_times()
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sp_time[ x_name, i ] = max(fb_info_curr.user - fb_info_init.user, 0.000001)
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#---------------------------------------
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cur.close()
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ratio_lst = []
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for i in range(0, N_MEASURES):
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ratio_lst.append( sp_time['with_coll',i] / sp_time['miss_coll',i] )
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median_ratio = median(ratio_lst)
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# print( 'Duration ratio: ' + ('acceptable' if median_ratio < UTF8_TO_PTBR_MAX_RATIO else 'POOR: %s, more than threshold: %s' % ( '{:9g}'.format(median_ratio), '{:9g}'.format(UTF8_TO_PTBR_MAX_RATIO) ) ) )
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if median(ratio_lst) <= ADDED_COLL_TIME_MAX_RATIO:
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print('Duration ratio: acceptable.')
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else:
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print('Duration ratio: POOR: %s, more than threshold: %s' % ( '{:9g}'.format(median_ratio), '{:9g}'.format(ADDED_COLL_TIME_MAX_RATIO) ) )
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print("\\nCheck sp_time values:" )
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for k,v in sorted(sp_time.items()):
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print('k=',k,'; v=',v)
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print('\\nCheck ratio values:')
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for i,p in enumerate(ratio_lst):
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print( "%d : %12.2f" % (i,p) )
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print('\\nMedian value: %12.2f' % median_ratio)
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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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# test_script_1
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#---
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#
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# import os
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# import psutil
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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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# #------------------
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# def median(lst):
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# n = len(lst)
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# s = sorted(lst)
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# return (sum(s[n//2-1:n//2+1])/2.0, s[n//2])[n % 2] if n else None
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# #------------------
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#
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# ###########################
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# ### S E T T I N G S ###
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# ###########################
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# # Number of PSQL calls:
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# N_MEASURES = 30
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#
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# # How many iterations must be done in each of stored procedures when they work:
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# N_COUNT_PER_MEASURE = 100000
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#
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# # Maximal value for MEDIAN of ratios between CPU user time when comparison was made.
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# #
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# ADDED_COLL_TIME_MAX_RATIO = 2.0
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# ###############################
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#
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#
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# sp_make_proc_ddl=''' -- x_name = 'with_coll' | 'miss_col'
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# create or alter procedure sp_%(x_name)s ( n_count int = 1000000 ) as
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# declare v smallint;
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# begin
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# while (n_count > 0) do
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# begin
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# select 1 from test_utf8_%(x_name)s where c1 starting with 'x' into v;
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# n_count = n_count - 1;
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# end
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# end
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# '''
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#
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#
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# name_suffixes = ( 'with_coll', 'miss_coll' )
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# for x_name in name_suffixes:
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# db_conn.execute_immediate( sp_make_proc_ddl % locals() )
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#
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# db_conn.commit()
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#
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# cur=db_conn.cursor()
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# cur.execute('select mon$server_pid as p from mon$attachments where mon$attachment_id = current_connection')
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# fb_pid = int(cur.fetchone()[0])
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#
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# # --------------------------------------
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# sp_time = {}
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#
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# for i in range(0, N_MEASURES):
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# for x_name in name_suffixes:
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#
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# fb_info_init = psutil.Process(fb_pid).cpu_times()
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# cur.callproc( 'sp_%(x_name)s' % locals(), (N_COUNT_PER_MEASURE,) )
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# fb_info_curr = psutil.Process(fb_pid).cpu_times()
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#
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# sp_time[ x_name, i ] = max(fb_info_curr.user - fb_info_init.user, 0.000001)
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#
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# #---------------------------------------
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# cur.close()
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#
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# ratio_lst = []
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# for i in range(0, N_MEASURES):
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# ratio_lst.append( sp_time['with_coll',i] / sp_time['miss_coll',i] )
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#
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# median_ratio = median(ratio_lst)
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#
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#
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# # print( 'Duration ratio: ' + ('acceptable' if median_ratio < UTF8_TO_PTBR_MAX_RATIO else 'POOR: %s, more than threshold: %s' % ( '{:9g}'.format(median_ratio), '{:9g}'.format(UTF8_TO_PTBR_MAX_RATIO) ) ) )
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#
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# if median(ratio_lst) <= ADDED_COLL_TIME_MAX_RATIO:
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# print('Duration ratio: acceptable.')
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# else:
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# print('Duration ratio: POOR: %s, more than threshold: %s' % ( '{:9g}'.format(median_ratio), '{:9g}'.format(ADDED_COLL_TIME_MAX_RATIO) ) )
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#
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# print("\\nCheck sp_time values:" )
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# for k,v in sorted(sp_time.items()):
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# print('k=',k,'; v=',v)
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#
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# print('\\nCheck ratio values:')
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# for i,p in enumerate(ratio_lst):
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# print( "%d : %12.2f" % (i,p) )
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# print('\\nMedian value: %12.2f' % median_ratio)
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#
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#---
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