def check_shard_gone(agent_medium, *shard_mediums):
agent = agent_medium.get_agent()
shards = [IRecipient(m.get_agent()) for m in shard_mediums]
new_shards = agent.get_new_shards()
old_shards = agent.get_old_shards()
self.assertEqual(len(new_shards), 0)
self.assertEqual(len(old_shards), len(shards))
self.assertEqual(set(old_shards), set(shards))
agent.clear()
def check_new_shard(agent_medium, shard_medium):
agent = agent_medium.get_agent()
shard = shard_medium.get_agent()
new_shards = agent.get_new_shards()
old_shards = agent.get_old_shards()
self.assertEqual(len(new_shards), 1)
self.assertEqual(len(old_shards), 0)
self.assertEqual(new_shards[0], IRecipient(shard))
agent.clear()