def __init__(self, filename, flag, key_type='str', dump_method=None,
cached=True, writeback=False):
if flag=='r':
Shelf.__init__(self, tinycdb.read(filename), -1, writeback)
elif flag=='c':
Shelf.__init__(self, tinycdb.create(filename), -1, writeback)
self._setup_methods(cached, key_type, dump_method)
def test( self ) :
db = tinycdb.create(self._TEST_DB_FILENAME)
data = os.urandom(100)
db['foo'] = data
db['bar'] = 'hello world'
self.assertEqual('foo' in db,True)
self.assertEqual('moo' in db,False)
self.assertRaises(TypeError,lambda : db['foo'])
db.close()
db1 = tinycdb.read(self._TEST_DB_FILENAME)
self.assertEqual(db1['foo'],data)
self.assertRaises(KeyError,lambda : db1['moo'])
self.assertRaises(TypeError,lambda : self._setitem(db1,'foo','bar'))