test_network_actors.py 文件源码

def test_all_ursulas_know_about_all_other_ursulas(ursulas):
    """
    Once launched, all Ursulas know about - and can help locate - all other Ursulas in the network.
    """
    ignorance = []
    for acounter, announcing_ursula in enumerate(blockchain_client._ursulas_on_blockchain):
        for counter, propagating_ursula in enumerate(ursulas):
            if not digest(announcing_ursula) in propagating_ursula.server.storage:
                ignorance.append((counter, acounter))
    if ignorance:
        pytest.fail(str(["{} didn't know about {}".format(counter, acounter) for counter, acounter in ignorance]))