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pytest: Add test for mixed zeroreserve funding

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Tests that we can have zeroreserve nodes accept and open new channels
with non-zeroreserve nodes, without throwing errors
This commit is contained in:
Christian Decker 2022-06-24 12:42:45 +02:00
parent 54b4baabb0
commit bdda62e1a4
1 changed files with 32 additions and 1 deletions
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33
tests/test_opening.py
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@ -1807,4 +1807,35 @@ def test_zeroreserve(node_factory, bitcoind):
# dropped below dust again.
c = l2.rpc.close(l1.info['id'])
decoded = bitcoind.rpc.decoderawtransaction(c['tx'])
assert len(decoded['vout']) == 1
# Elements has a change output always
assert len(decoded['vout']) == 1 if TEST_NETWORK == 'regtest' else 2
def test_zeroreserve_mixed(node_factory, bitcoind):
"""l1 runs with zeroreserve, l2 and l3 without, should still work
Basically tests that l1 doesn't get upset when l2 allows us to
drop below dust.
"""
plugin_path = Path(__file__).parent / "plugins" / "zeroreserve.py"
opts = [
{
'plugin': str(plugin_path),
'reserve': '0sat',
'dev-allowdustreserve': True,
}, {
'dev-allowdustreserve': False,
}, {
'dev-allowdustreserve': False,
}
]
l1, l2, l3 = node_factory.get_nodes(3, opts=opts)
l1.fundwallet(10**7)
l3.fundwallet(10**7)
l1.connect(l2)
l3.connect(l1)
l1.rpc.fundchannel(l2.info['id'], 10**6, reserve='0sat')
l3.rpc.fundchannel(l1.info['id'], 10**6)