Mercurial > p > roundup > code
view test/test_hyperdbvals.py @ 7668:5b41018617f2
fix: out of memory error when importing under postgresql
If you try importing more than 20k items under postgresql you can run
out of memory:
psycopg2.errors.OutOfMemory: out of shared memory
HINT: You might need to increase max_locks_per_transaction.
Tuning memory may help, it's unknown at this point.
This checkin forces a commit to the postgres database after 10,000
rows have been added. This clears out the savepoints for each row and
starts a new transaction.
back_postgresql.py:
Implement commit mechanism in checkpoint_data(). Add two class level
attributes for tracking the number of savepoints and the limit when
the commit should happen.
roundup_admin.py:
implement pragma and dynamically create the config item
RDBMS_SAVEPOINT_LIMIT used by checkpoint_data.
Also fixed formatting of descriptions when using pragma list in
verbose mode.
admin_guide.txt, upgrading.txt:
Document change and use of pragma savepoint_limit in roundup-admin
for changing the default of 10,000.
test/db_test_base.py:
add some more asserts. In existing testAdminImportExport, set the
savepoint limit to 5 to test setting method and so that the commit
code will be run by existing tests. This provides coverage, but
does not actually test that the commit is done every 5 savepoints
8-(. The verification of every 5 savepoints was done manually
using a pdb breakpoint just before the commit.
acknowledgements.txt:
Added 2.4.0 section mentioning Norbert as he has done a ton of
testing with much larger datasets than I can test with.
| author | John Rouillard <rouilj@ieee.org> |
|---|---|
| date | Thu, 19 Oct 2023 16:11:25 -0400 |
| parents | 978285986b2c |
| children | a28ea83ace86 |
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# # Copyright (c) 2003 Richard Jones, richard@commonground.com.au # This module is free software, and you may redistribute it and/or modify # under the same terms as Python, so long as this copyright message and # disclaimer are retained in their original form. # # This module is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. import unittest, os, shutil, errno, sys, difflib, re from hashlib import sha1 from mock import Mock from roundup import init, instance, password, hyperdb, date class TestClass: def getprops(self): return { 'string': hyperdb.String(), 'number': hyperdb.Number(), 'integer': hyperdb.Integer(), 'boolean': hyperdb.Boolean(), 'password': hyperdb.Password(), 'date': hyperdb.Date(), 'interval': hyperdb.Interval(), 'link': hyperdb.Link('test'), 'linkkeyonly': hyperdb.Link('test', try_id_parsing='no'), 'link2': hyperdb.Link('test2'), 'multilink': hyperdb.Multilink('test'), 'multilink2': hyperdb.Multilink('test2'), 'multilink3': hyperdb.Multilink('test', try_id_parsing='no'), } def getkey(self): return 'string' def lookup(self, value): if value == 'valid': return '1' if value == '2valid': return '2' raise KeyError def get(self, nodeid, propname): assert propname.startswith('multilink') assert nodeid is not None return ['2', '3'] class TestClass2: def properties(self): return { 'string': hyperdb.String(), } def getkey(self): return None def labelprop(self, default_to_id=1): return 'id' class TestDatabase: classes = {'test': TestClass(), 'test2': TestClass2()} def getUserTimezone(self): return 0 config = Mock(PASSWORD_PBKDF2_DEFAULT_ROUNDS = 1000) class RawToHyperdbTest(unittest.TestCase): def _test(self, propname, value, itemid=None): return hyperdb.rawToHyperdb(TestDatabase(), TestClass(), itemid, propname, value) def testString(self): self.assertEqual(self._test('password', ''), None) self.assertEqual(self._test('string', ' a string '), 'a string') def testNumber(self): self.assertEqual(self._test('password', ''), None) self.assertEqual(self._test('number', ' 10 '), 10) self.assertEqual(self._test('number', ' 1.5 '), 1.5) self.assertEqual(self._test('number', ' -1022.5 '), -1022.5) def testInteger(self): self.assertEqual(self._test('integer', ' 100 '), 100) self.assertEqual(self._test('integer', ' 0 '), 0) self.assertEqual(self._test('integer', ' -100 '), -100) # make sure error raised on string self.assertRaises(hyperdb.HyperdbValueError, self._test, 'integer', 'a string', 'a string') # make sure error raised on real number self.assertRaises(hyperdb.HyperdbValueError, self._test, 'integer', ' -100.2 ') def testBoolean(self): self.assertEqual(self._test('password', ''), None) for true in 'yes true on 1'.split(): self.assertEqual(self._test('boolean', ' %s '%true), 1) for false in 'no false off 0'.split(): self.assertEqual(self._test('boolean', ' %s '%false), 0) def testPassword(self): self.assertEqual(self._test('password', ''), None) self.assertEqual(self._test('password', ' a string '), 'a string') val = self._test('password', ' a string ') self.assertTrue(isinstance(val, password.Password)) val = self._test('password', '{plaintext}a string') self.assertTrue(isinstance(val, password.Password)) val = self._test('password', '{crypt}a string') self.assertTrue(isinstance(val, password.Password)) s = sha1(b'a string').hexdigest() val = self._test('password', '{SHA}'+s) self.assertTrue(isinstance(val, password.Password)) self.assertEqual(val, 'a string') self.assertRaises(hyperdb.HyperdbValueError, self._test, 'password', '{fubar}a string') def testDate(self): self.assertEqual(self._test('password', ''), None) val = self._test('date', ' 2003-01-01 ') self.assertTrue(isinstance(val, date.Date)) val = self._test('date', ' 2003/01/01 ') self.assertTrue(isinstance(val, date.Date)) val = self._test('date', ' 2003/1/1 ') self.assertTrue(isinstance(val, date.Date)) val = self._test('date', ' 2003-1-1 ') self.assertTrue(isinstance(val, date.Date)) self.assertRaises(hyperdb.HyperdbValueError, self._test, 'date', 'fubar') def testInterval(self): self.assertEqual(self._test('password', ''), None) val = self._test('interval', ' +1d ') self.assertTrue(isinstance(val, date.Interval)) self.assertRaises(hyperdb.HyperdbValueError, self._test, 'interval', 'fubar') def testLink(self): self.assertEqual(self._test('link', '1'), '1') self.assertEqual(self._test('link', 'valid'), '1') self.assertEqual(self._test('linkkeyonly', 'valid'), '1') self.assertRaises(hyperdb.HyperdbValueError, self._test, 'link', 'invalid') self.assertRaises(hyperdb.HyperdbValueError, self._test, 'linkkeyonly', '1') self.assertRaises(hyperdb.HyperdbValueError, self._test, 'linkkeyonly', 'invalid') def testMultilink(self): self.assertEqual(self._test('multilink', '', '1'), []) self.assertEqual(self._test('multilink', '1', '1'), ['1']) self.assertEqual(self._test('multilink', 'valid', '1'), ['1']) self.assertRaises(hyperdb.HyperdbValueError, self._test, 'multilink', 'invalid', '1') self.assertEqual(self._test('multilink', '+1', '1'), ['1', '2', '3']) self.assertEqual(self._test('multilink', '+valid', '1'), ['1', '2', '3']) self.assertEqual(self._test('multilink', '+1,-2', '1'), ['1', '3']) self.assertEqual(self._test('multilink', '+valid,-3', '1'), ['1', '2']) self.assertEqual(self._test('multilink', '+1', None), ['1']) self.assertEqual(self._test('multilink', '+valid', None), ['1']) self.assertEqual(self._test('multilink', '', None), []) def testMultilink3(self): # note that all +1, -2 type references will fail with exceptions # '+1' is an id and try_id_parsing is set to no for multilink3 # and the 'name/key' 1 or 2 doesn't exist. self.assertEqual(self._test('multilink3', '', '1'), []) with self.assertRaises(hyperdb.HyperdbValueError) as cm: self._test('multilink3', '1', '1') self.assertEqual(cm.exception.args, ("property multilink3: '1' is not a test.",)) self.assertEqual(self._test('multilink3', 'valid', '1'), ['1']) self.assertRaises(hyperdb.HyperdbValueError, self._test, 'multilink3', 'invalid', '1') with self.assertRaises(hyperdb.HyperdbValueError) as cm: self._test('multilink3', '+1', '1') self.assertEqual(cm.exception.args, ("property multilink3: '1' is not a test.",)) self.assertEqual(self._test('multilink3', '+valid', '1'), ['1', '2', '3']) with self.assertRaises(hyperdb.HyperdbValueError) as cm: self._test('multilink3', '+1,-2', '1') self.assertEqual(cm.exception.args, ("property multilink3: '1' is not a test.",)) with self.assertRaises(hyperdb.HyperdbValueError) as cm: self._test('multilink3', '+valid,-2', '1') self.assertEqual(cm.exception.args, ("property multilink3: '2' is not a test.",)) self.assertEqual(self._test('multilink3', '+valid,-2valid', '1'), ['1', '3']) self.assertEqual(self._test('multilink3', '+valid', None), ['1']) self.assertEqual(self._test('multilink3', '', None), []) self.assertEqual(self._test('multilink3', '-valid', None), []) # vim: set filetype=python ts=4 sw=4 et si
