'Tests creating tunnel request with correct values'

def test__enable_tunnel_request_valid(self):

    netapp_elem = zapi_fakes.FAKE_NA_ELEMENT
    server = zapi_fakes.FAKE_NA_SERVER_API_1_20
    mock_invoke = self.mock_object(netapp_elem, 'add_attr')
    expected_call_args = [mock.call('vfiler', 'filer'), mock.call('vfiler', 'server')]
    server._enable_tunnel_request(netapp_elem)
    self.assertEqual(expected_call_args, mock_invoke.call_args_list)
