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annotate test/session_common.py @ 6610:db3f0ba75b4a

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Change checkpoint_data and restore_connection_on_error to subtransaction checkpoint_data and restore_connection_on_error used to commit() and rollback() the db connection. This causes additional I/O and load. Changed them to use 'SAVEPOINT name' and 'ROLLBACK TO name' to get a faster method for handling errors within a tranaction. One thing to note is that postgresql (unlike SQL std) doesn't overwrite an older savepoint with he same name. It keeps all savepoints but only rolls back to the newest one with a given name. This could be a resource issue. I left a commented out release statement in case somebody runs into an issue due to too many savepoints. I expect it to slow down the import but....
author John Rouillard <rouilj@ieee.org>
date Sat, 29 Jan 2022 11:29:36 -0500
parents 95a366d46065
children 044dcf3608a2
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c091cacdc505 Finished implementation of session and one-time-key stores for RDBMS backends.
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1 import os, shutil, unittest
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3 from .db_test_base import config
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6 class SessionTest(object):
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7 def setUp(self):
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8 # remove previous test, ignore errors
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9 if os.path.exists(config.DATABASE):
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10 shutil.rmtree(config.DATABASE)
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11 os.makedirs(config.DATABASE + '/files')
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12 self.db = self.module.Database(config, 'admin')
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13 self.sessions = self.db.getSessionManager()
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14 self.otks = self.db.getOTKManager()
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16 def tearDown(self):
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17 if hasattr(self, 'db'):
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18 self.db.close()
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19 if os.path.exists(config.DATABASE):
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20 shutil.rmtree(config.DATABASE)
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22 def testList(self):
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23 self.sessions.list()
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24 self.sessions.set('random_key', text='hello, world!')
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25 self.sessions.list()
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27 def testGetAll(self):
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28 self.sessions.set('random_key', text='hello, world!')
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29 self.assertEqual(self.sessions.getall('random_key'),
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30 {'text': 'hello, world!'})
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32 def testDestroy(self):
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33 self.sessions.set('random_key', text='hello, world!')
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34 self.assertEqual(self.sessions.getall('random_key'),
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35 {'text': 'hello, world!'})
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36 self.sessions.destroy('random_key')
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37 self.assertRaises(KeyError, self.sessions.getall, 'random_key')
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39 def testSetSession(self):
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40 self.sessions.set('random_key', text='hello, world!')
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41 self.assertEqual(self.sessions.get('random_key', 'text'),
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42 'hello, world!')
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44 def testUpdateSession(self):
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45 self.sessions.set('random_key', text='hello, world!')
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46 self.assertEqual(self.sessions.get('random_key', 'text'),
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47 'hello, world!')
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48 self.sessions.set('random_key', text='nope')
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49 self.assertEqual(self.sessions.get('random_key', 'text'), 'nope')
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