def test_old_db_is_overwritten(self):
db = Database()
pre_object = DatabaseObject(2)
pre_object.name = "Michael"
db.store(pre_object)
db.store(DatabaseObject(5))
persistance = DatabasePersister(self.file_name)
persistance.dump(db)
persistance = DatabasePersister(self.file_name)
db = persistance.load()
self.assertIsNone(db.find(1))
def test_persistance_between_dump_load(self):
db = Database()
pre_object = DatabaseObject(1)
pre_object.name = "Michael"
db.store(pre_object)
persistance = DatabasePersister(self.file_name)
persistance.dump(db)
db = persistance.load()
object = db.find(1)
self.assertEqual(object.ref, 1)
self.assertEqual(object.name, 'Michael')
def test_persistance_of_object_structure_data(self):
db = Database()
pre_object = DatabaseObject(1)
pre_object.name = "Michael"
pre_object.type = DB_TYPE_PLAYER
db.store(pre_object)
persistance = DatabasePersister(self.file_name)
persistance.dump(db)
db = persistance.load()
object = db.find(1)
self.assertEqual(object.name, 'Michael')
self.assertEqual(object.type, DB_TYPE_PLAYER)
def test_load_bad_database_returns_none(self):
persistance = DatabasePersister(self.file_name)
db = persistance.load()
self.assertIsNone(db)
def test_can_dump(self):
db = Database()
writer = DatabasePersister(self.file_name)
writer.dump(db)
