Function test_closing_negotiation_step_100pct

tests/test_closing.py:432–448

Test that the closing fee negotiation step works, 100%

(node_factory, bitcoind, chainparams)

@unittest.skipIf(EXPERIMENTAL_FEATURES, "anchors uses quick-close, not negotiation")
@unittest.skipIf(TEST_NETWORK == 'liquid-regtest', "Different closing fees")
def test_closing_negotiation_step_100pct(node_factory, bitcoind, chainparams):
    """Test that the closing fee negotiation step works, 100%"""
    opts = {}
    opts['fee_negotiation_step'] = '100%'

    opts['close_initiated_by'] = 'opener'
    opts['expected_close_fee'] = 20001
    closing_negotiation_step(node_factory, bitcoind, chainparams, opts)

    # The close fee of 20499 looks strange in this case - one would expect
    # to have a number close to 21000. This is because
    # * the range is initially set to [20000 (peer), 21000 (opener)]
    # * the opener is always first to propose, he uses 50% step, so he proposes 20500
    # * the range is narrowed to [20001, 20499] and the peer proposes 20499
    opts['close_initiated_by'] = 'peer'
    opts['expected_close_fee'] = 20499
    closing_negotiation_step(node_factory, bitcoind, chainparams, opts)


@unittest.skipIf(EXPERIMENTAL_FEATURES, "anchors uses quick-close, not negotiation")