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pytest: make test_mpp_adaptive more reliable

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If the HTLCs are completely negotiated, we can get a channel break when
we mine a pile of blocks.  This is mainly seen with Postgres, due to the db
speed.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2022-01-31 13:09:07 +10:30
parent d9b1e69243
commit fc2401c1ac
1 changed files with 10 additions and 0 deletions
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10
tests/test_pay.py
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@ -3630,6 +3630,16 @@ def test_mpp_adaptive(node_factory, bitcoind):
assert(c12['spendable_msat'].millisatoshis < amt)
assert(c34['spendable_msat'].millisatoshis < amt)
# Make sure all HTLCs entirely resolved before we mine more blocks!
def all_htlcs(n):
htlcs = []
for p in n.rpc.listpeers()['peers']:
for c in p['channels']:
htlcs += c['htlcs']
return htlcs
wait_for(lambda: all([all_htlcs(n) == [] for n in [l1, l2, l3, l4]]))
mine_funding_to_announce(bitcoind, [l1, l2, l3, l4])
wait_for(lambda: len(l1.rpc.listchannels()['channels']) == 8)