value = backend._collect_interface_one_metric('packets_received', 'test_resource_id', 'eth0')
self.assertEqual(value, 0.0333070363)
mock_gnocchi_client.metric.get_measures.assert_called_once_with('packets_received', resource_id='test_id',
value = backend._collect_interface_one_metric('packets_received', 'test_resource_id', 'eth0')
self.assertEqual(value, 0.0333070363)
mock_gnocchi_client.metric.get_measures.assert_called_once_with('packets_received', resource_id='test_id',