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119 lines
4.3 KiB
Python
119 lines
4.3 KiB
Python
#coding:utf-8
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#
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# id: bugs.core_4840
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# title: Transactions with isc_tpb_autocommit can hang the server
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# decription:
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# Test creates trivial SP and comment for it (in UTF8 with multi-byte characters) in single Tx with autocommit = true.
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# Confirmed:
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# 1. Crash on LI-V3.0.0.32173, WI-V3.0.0.32239
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# Crash on WI-V3.0.0.32134 Firebird 3.0 Release Candidate 1 with issuing in firebird.log:
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# ===
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# internal Firebird consistency check (Too many savepoints (287), file: tra.cpp line: 2486)
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# internal Firebird consistency check (wrong record version (185), file: vio.cpp line: 3823)
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# ===
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# (after this FB instance is unavaliable; no any *other* database can be attached).
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#
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# 2. Normal work on LI-V3.0.0.32239 Rev: 62705
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# Example of TPB creation can be found here:
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# http://www.firebirdsql.org/file/documentation/drivers_documentation/python/3.3.0/beyond-python-db-api.html
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# List of allowed TPB parameters: C:\\Python27\\Lib\\site-packages
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# db\\ibase.py
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#
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# tracker_id: CORE-4840
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# min_versions: ['2.5.0']
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# versions: 2.5
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# qmid: None
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import pytest
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from firebird.qa import db_factory, python_act, Action
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from firebird.driver import TPB, Isolation
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# version: 2.5
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# resources: None
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substitutions_1 = []
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init_script_1 = """"""
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db_1 = db_factory(charset='UTF8', sql_dialect=3, init=init_script_1)
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# test_script_1
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#---
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# import fdb
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#
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# db_conn.close()
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# conn = kdb.connect(dsn=dsn.encode(),user='SYSDBA',password='masterkey')
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#
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# customTPB = ( [ fdb.isc_tpb_read_committed, fdb.isc_tpb_rec_version, fdb.isc_tpb_autocommit ] )
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#
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# conn.begin( tpb=customTPB )
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# xcur=conn.cursor()
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#
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# sp_ddl="create or alter procedure sp_test (in1 integer, in2 float)" + "returns (" + " out1 varchar(20)," + " out2 double precision, " + " out3 integer" + ") as " + " declare x integer;" + "begin" + " out1 = 'out string';" + " out2 = 2 * in2;" + " out3 = 3 * in1;" + " suspend; " + "end"
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#
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# sp_rem="comment on procedure sp_test is 'Det är inte alla präster, som göra prästgården eller dess torp till änkesäte åt orkeslösa trotjänarinnor, hade biskopen en gång sagt om Helenas prost.'"
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#
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# ### 27.01.2016: fdb 1.5 will produce
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# ### ===
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# ### ReferenceError:
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# ### weakly-referenced object no longer exists
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# ### ===
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# ### - for these statements:
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# ###xcmd=xcur.prep( sp_ddl )
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# ###xcur.execute(xcmd)
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# ###xcmd=xcur.prep( sp_rem )
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# ###xcur.execute(xcmd)
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#
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# # For confirmation of ticket issues it is enough to do just this:
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#
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# xcur.execute(sp_ddl)
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# xcur.execute(sp_rem)
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#
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# conn.commit()
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# conn.close()
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#
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# sqltxt="set list on; select * from sp_test(12345, 3.1415926);"
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# runProgram('isql',[dsn,'-user',user_name,'-pas',user_password,'-q'],sqltxt)
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#
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#---
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act_1 = python_act('db_1', substitutions=substitutions_1)
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expected_stdout_1 = """
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OUT1 out string
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OUT2 6.283185005187988
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OUT3 37035
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"""
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@pytest.mark.version('>=2.5')
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def test_1(act_1: Action):
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with act_1.db.connect() as con:
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custom_tpb = TPB(isolation=Isolation.READ_COMMITTED_RECORD_VERSION, auto_commit=True).get_buffer()
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con.begin(custom_tpb)
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c = con.cursor()
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sp_ddl = """
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create or alter procedure sp_test (in1 integer, in2 float)
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returns (
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out1 varchar(20),
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out2 double precision,
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out3 integer
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) as
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declare x integer;
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begin
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out1 = 'out string';
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out2 = 2 * in2;
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out3 = 3 * in1;
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suspend;
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end
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"""
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#
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sp_rem = "comment on procedure sp_test is 'Det är inte alla präster, som göra prästgården eller dess torp till änkesäte åt orkeslösa trotjänarinnor, hade biskopen en gång sagt om Helenas prost.'"
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# For confirmation of ticket issues it is enough to do just this:
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c.execute(sp_ddl)
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c.execute(sp_rem)
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con.commit()
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#
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act_1.expected_stdout = expected_stdout_1
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act_1.isql(switches=['-q'], input='set list on; select * from sp_test(12345, 3.1415926);')
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assert act_1.clean_stdout == act_1.clean_expected_stdout
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