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139 lines
4.7 KiB
139 lines
4.7 KiB
"""Miscellaneous bsddb module test cases
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"""
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import os, sys
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import unittest
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from test_all import db, dbshelve, hashopen, test_support, get_new_environment_path, get_new_database_path
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#----------------------------------------------------------------------
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class MiscTestCase(unittest.TestCase):
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def setUp(self):
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self.filename = get_new_database_path()
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self.homeDir = get_new_environment_path()
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def tearDown(self):
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test_support.unlink(self.filename)
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test_support.rmtree(self.homeDir)
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def test01_badpointer(self):
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dbs = dbshelve.open(self.filename)
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dbs.close()
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self.assertRaises(db.DBError, dbs.get, "foo")
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def test02_db_home(self):
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env = db.DBEnv()
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# check for crash fixed when db_home is used before open()
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self.assertIsNone(env.db_home)
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env.open(self.homeDir, db.DB_CREATE)
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if sys.version_info[0] < 3 :
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self.assertEqual(self.homeDir, env.db_home)
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else :
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self.assertEqual(bytes(self.homeDir, "ascii"), env.db_home)
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def test03_repr_closed_db(self):
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db = hashopen(self.filename)
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db.close()
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rp = repr(db)
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self.assertEqual(rp, "{}")
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def test04_repr_db(self) :
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db = hashopen(self.filename)
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d = {}
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for i in xrange(100) :
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db[repr(i)] = repr(100*i)
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d[repr(i)] = repr(100*i)
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db.close()
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db = hashopen(self.filename)
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rp = repr(db)
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self.assertEqual(rp, repr(d))
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db.close()
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# http://sourceforge.net/tracker/index.php?func=detail&aid=1708868&group_id=13900&atid=313900
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#
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# See the bug report for details.
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#
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# The problem was that make_key_dbt() was not allocating a copy of
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# string keys but FREE_DBT() was always being told to free it when the
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# database was opened with DB_THREAD.
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def test05_double_free_make_key_dbt(self):
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try:
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db1 = db.DB()
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db1.open(self.filename, None, db.DB_BTREE,
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db.DB_CREATE | db.DB_THREAD)
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curs = db1.cursor()
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t = curs.get("/foo", db.DB_SET)
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# double free happened during exit from DBC_get
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finally:
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db1.close()
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test_support.unlink(self.filename)
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def test06_key_with_null_bytes(self):
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try:
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db1 = db.DB()
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db1.open(self.filename, None, db.DB_HASH, db.DB_CREATE)
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db1['a'] = 'eh?'
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db1['a\x00'] = 'eh zed.'
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db1['a\x00a'] = 'eh zed eh?'
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db1['aaa'] = 'eh eh eh!'
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keys = db1.keys()
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keys.sort()
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self.assertEqual(['a', 'a\x00', 'a\x00a', 'aaa'], keys)
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self.assertEqual(db1['a'], 'eh?')
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self.assertEqual(db1['a\x00'], 'eh zed.')
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self.assertEqual(db1['a\x00a'], 'eh zed eh?')
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self.assertEqual(db1['aaa'], 'eh eh eh!')
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finally:
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db1.close()
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test_support.unlink(self.filename)
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def test07_DB_set_flags_persists(self):
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try:
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db1 = db.DB()
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db1.set_flags(db.DB_DUPSORT)
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db1.open(self.filename, db.DB_HASH, db.DB_CREATE)
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db1['a'] = 'eh'
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db1['a'] = 'A'
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self.assertEqual([('a', 'A')], db1.items())
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db1.put('a', 'Aa')
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self.assertEqual([('a', 'A'), ('a', 'Aa')], db1.items())
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db1.close()
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db1 = db.DB()
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# no set_flags call, we're testing that it reads and obeys
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# the flags on open.
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db1.open(self.filename, db.DB_HASH)
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self.assertEqual([('a', 'A'), ('a', 'Aa')], db1.items())
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# if it read the flags right this will replace all values
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# for key 'a' instead of adding a new one. (as a dict should)
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db1['a'] = 'new A'
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self.assertEqual([('a', 'new A')], db1.items())
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finally:
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db1.close()
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test_support.unlink(self.filename)
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def test08_ExceptionTypes(self) :
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self.assertTrue(issubclass(db.DBError, Exception))
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for i, j in db.__dict__.items() :
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if i.startswith("DB") and i.endswith("Error") :
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self.assertTrue(issubclass(j, db.DBError), msg=i)
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if i not in ("DBKeyEmptyError", "DBNotFoundError") :
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self.assertFalse(issubclass(j, KeyError), msg=i)
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# This two exceptions have two bases
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self.assertTrue(issubclass(db.DBKeyEmptyError, KeyError))
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self.assertTrue(issubclass(db.DBNotFoundError, KeyError))
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#----------------------------------------------------------------------
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def test_suite():
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return unittest.makeSuite(MiscTestCase)
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if __name__ == '__main__':
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unittest.main(defaultTest='test_suite')
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