/Lib/bsddb/test/test_dbobj.py

http://unladen-swallow.googlecode.com/ · Python · 70 lines · 49 code · 12 blank · 9 comment · 3 complexity · 87c70fe5470a7eb280bc1734063f1431 MD5 · raw file

  1. import os, string
  2. import unittest
  3. from test_all import db, dbobj, test_support, get_new_environment_path, \
  4. get_new_database_path
  5. #----------------------------------------------------------------------
  6. class dbobjTestCase(unittest.TestCase):
  7. """Verify that dbobj.DB and dbobj.DBEnv work properly"""
  8. db_name = 'test-dbobj.db'
  9. def setUp(self):
  10. self.homeDir = get_new_environment_path()
  11. def tearDown(self):
  12. if hasattr(self, 'db'):
  13. del self.db
  14. if hasattr(self, 'env'):
  15. del self.env
  16. test_support.rmtree(self.homeDir)
  17. def test01_both(self):
  18. class TestDBEnv(dbobj.DBEnv): pass
  19. class TestDB(dbobj.DB):
  20. def put(self, key, *args, **kwargs):
  21. key = key.upper()
  22. # call our parent classes put method with an upper case key
  23. return apply(dbobj.DB.put, (self, key) + args, kwargs)
  24. self.env = TestDBEnv()
  25. self.env.open(self.homeDir, db.DB_CREATE | db.DB_INIT_MPOOL)
  26. self.db = TestDB(self.env)
  27. self.db.open(self.db_name, db.DB_HASH, db.DB_CREATE)
  28. self.db.put('spam', 'eggs')
  29. self.assertEqual(self.db.get('spam'), None,
  30. "overridden dbobj.DB.put() method failed [1]")
  31. self.assertEqual(self.db.get('SPAM'), 'eggs',
  32. "overridden dbobj.DB.put() method failed [2]")
  33. self.db.close()
  34. self.env.close()
  35. def test02_dbobj_dict_interface(self):
  36. self.env = dbobj.DBEnv()
  37. self.env.open(self.homeDir, db.DB_CREATE | db.DB_INIT_MPOOL)
  38. self.db = dbobj.DB(self.env)
  39. self.db.open(self.db_name+'02', db.DB_HASH, db.DB_CREATE)
  40. # __setitem__
  41. self.db['spam'] = 'eggs'
  42. # __len__
  43. self.assertEqual(len(self.db), 1)
  44. # __getitem__
  45. self.assertEqual(self.db['spam'], 'eggs')
  46. # __del__
  47. del self.db['spam']
  48. self.assertEqual(self.db.get('spam'), None, "dbobj __del__ failed")
  49. self.db.close()
  50. self.env.close()
  51. def test03_dbobj_type_before_open(self):
  52. # Ensure this doesn't cause a segfault.
  53. self.assertRaises(db.DBInvalidArgError, db.DB().type)
  54. #----------------------------------------------------------------------
  55. def test_suite():
  56. return unittest.makeSuite(dbobjTestCase)
  57. if __name__ == '__main__':
  58. unittest.main(defaultTest='test_suite')