def setUp(self):
        super(ReadWriteVolumeGatewayUtilityTests, self).setUp()
        self.gw = SystemGateway()
        self.user = make_storage_user(
            username='testuser', max_storage_bytes=2000)
        self.vgw = self.user._gateway.get_root_gateway()
        self.root = self.vgw.get_root()