vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
ping_traffic_gen = PingTrafficGen(vnfd)
self.assertEqual(None, ping_traffic_gen.instantiate({}, {}))
vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
ping_traffic_gen = PingTrafficGen(vnfd)
self.assertEqual(None, ping_traffic_gen.instantiate({}, {}))