view test/test_hyperdbvals.py @ 6433:c1d3fbcdbfbd

issue2551142 - Import of retired node ... unique constraint failure. Title: Import of retired node with username after active node fails with unique constraint failure. More fixes needed for mysql and postgresql. mysql: add unique constraint for (keyvalue, __retired__) when creating class in the database. On schema change if class is changed, remove the unique constraint too. upgrade version of rdbms database from 5 to 6 to add constraint to all version 5 databases that were created as version 5 and didn't get the unique constraint. Make no changes on version 5 databases upgraded from version 4, the upgrade process to 5 added the constraint. Make no changes to other databases (sqlite, postgres) during upgrade from version 5 to 6. postgres: Handle the exception raised on unique constraint violation. The exception invalidates the database connection so it can't be used to recover from the exception. Added two new database methods: checkpoint_data - performs a db.commit under postgres does nothing on other backends restore_connection_on_error - does a db.rollback on postgres, does nothing on other backends with the rollback() done on the connection I can use the database connection to fixup the import that failed on the unique constraint. This makes postgres slower but without the commit after every imported object, the rollback will delete all the entries done up to this point. Trying to figure out how to make the caller do_import batch and recover from this failure is beyond me. Also dismissed having to process the export csv file before importing. Pushing that onto a user just seems wrong. Also since import/export isn't frequently done the lack of surprise on having a failing import and reduced load/frustration for the user seems worth it. Also the import can be run in verbose mode where it prints out a row as it is processed, so it may take a while, ut the user can get feedback. db_test-base.py: add test for upgrade from 5 to 6.
author John Rouillard <rouilj@ieee.org>
date Thu, 10 Jun 2021 12:52:05 -0400
parents f8893e1cde0d
children 76a21cf791b9
line wrap: on
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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, cgi, re
from hashlib import sha1

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

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

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