1""" 2Copyright (c) 2008-2020, Jesus Cea Avion <jcea@jcea.es> 3All rights reserved. 4 5Redistribution and use in source and binary forms, with or without 6modification, are permitted provided that the following conditions 7are met: 8 9 1. Redistributions of source code must retain the above copyright 10 notice, this list of conditions and the following disclaimer. 11 12 2. Redistributions in binary form must reproduce the above 13 copyright notice, this list of conditions and the following 14 disclaimer in the documentation and/or other materials provided 15 with the distribution. 16 17 3. Neither the name of Jesus Cea Avion nor the names of its 18 contributors may be used to endorse or promote products derived 19 from this software without specific prior written permission. 20 21 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 22 CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 23 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 24 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 25 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 26 BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 27 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 28 TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 30 ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 31 TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 32 THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 SUCH DAMAGE. 34 """ 35 36import os 37import pickle 38import sys 39 40if sys.version_info[0] < 3 : 41 try: 42 import cPickle 43 except ImportError: 44 cPickle = None 45else : 46 cPickle = None 47 48import unittest 49 50from test_all import db, test_support, get_new_environment_path, get_new_database_path 51 52#---------------------------------------------------------------------- 53 54class pickleTestCase(unittest.TestCase): 55 """Verify that DBError can be pickled and unpickled""" 56 db_name = 'test-dbobj.db' 57 58 def setUp(self): 59 self.homeDir = get_new_environment_path() 60 61 def tearDown(self): 62 if hasattr(self, 'db'): 63 del self.db 64 if hasattr(self, 'env'): 65 del self.env 66 test_support.rmtree(self.homeDir) 67 68 def _base_test_pickle_DBError(self, pickle): 69 self.env = db.DBEnv() 70 self.env.open(self.homeDir, db.DB_CREATE | db.DB_INIT_MPOOL) 71 self.db = db.DB(self.env) 72 self.db.open(self.db_name, db.DB_HASH, db.DB_CREATE) 73 self.db.put('spam', 'eggs') 74 self.assertEqual(self.db['spam'], 'eggs') 75 try: 76 self.db.put('spam', 'ham', flags=db.DB_NOOVERWRITE) 77 except db.DBError, egg: 78 pickledEgg = pickle.dumps(egg) 79 #print repr(pickledEgg) 80 rottenEgg = pickle.loads(pickledEgg) 81 if rottenEgg.args != egg.args or type(rottenEgg) != type(egg): 82 raise Exception, (rottenEgg, '!=', egg) 83 else: 84 raise Exception, "where's my DBError exception?!?" 85 86 self.db.close() 87 self.env.close() 88 89 def test01_pickle_DBError(self): 90 self._base_test_pickle_DBError(pickle=pickle) 91 92 if cPickle: 93 def test02_cPickle_DBError(self): 94 self._base_test_pickle_DBError(pickle=cPickle) 95 96#---------------------------------------------------------------------- 97 98def test_suite(): 99 return unittest.makeSuite(pickleTestCase) 100 101if __name__ == '__main__': 102 unittest.main(defaultTest='test_suite') 103