Function test_payment_speed

tests/benchmark.py:234–264

This makes sure we don't screw up nagle handling. Normally: Name (time in ms) Min Max Mean StdDev Median IQR Outliers OPS Rounds Iterations test_payment_speed 16.3587 40.4925 27.4874 5.5512 27.7885 8.9291 9;0 36.3803 33

(node_factory, benchmark)

def test_payment_speed(node_factory, benchmark):
    """This makes sure we don't screw up nagle handling.

    Normally:
    Name (time in ms)           Min       Max      Mean  StdDev    Median     IQR  Outliers     OPS  Rounds  Iterations
    test_payment_speed      16.3587  40.4925  27.4874  5.5512  27.7885  8.9291       9;0  36.3803      33           1

    Without TCP_NODELAY:
    Name (time in ms)           Min       Max      Mean  StdDev    Median     IQR  Outliers     OPS  Rounds  Iterations
    test_payment_speed     153.7132  163.2027  158.6747  3.4059  158.5219  6.3745       3;0  6.3022       9           1
    """
    l1 = get_bench_node(node_factory, extra_options={'commit-time': 0})
    l2 = get_bench_node(node_factory, extra_options={'commit-time': 0})

    node_factory.join_nodes([l1, l2])

    scid = only_one(l1.rpc.listpeerchannels()['channels'])['short_channel_id']
    routestep = {
        'amount_msat': 100,
        'id': l2.info['id'],
        'delay': 5,
        'channel': scid
    }

    def onepay(l1, routestep):
        phash = random.randbytes(32).hex()
        l1.rpc.sendpay([routestep], phash)
        with pytest.raises(RpcError, match="WIRE_INCORRECT_OR_UNKNOWN_PAYMENT_DETAILS"):
            l1.rpc.waitsendpay(phash)

    benchmark(onepay, l1, routestep)


def test_askrene_layers(node_factory):