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invoice: Check duplicate preimage when explicitly sprcified.

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Reported-by: @mcudev
This commit is contained in:
ZmnSCPxj
2018-04-24 23:04:33 +00:00
committed by Rusty Russell
parent 89ff46f1e6
commit 079778e357
7 changed files with 77 additions and 0 deletions
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6
tests/test_lightningd.py
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@@ -462,6 +462,12 @@ class LightningDTests(BaseLightningDTests):
payment_preimage = payment['payment_preimage']
assert invoice_preimage == payment_preimage
# Creating a new invoice with same preimage should error.
self.assertRaisesRegex(ValueError,
"preimage already used",
l2.rpc.invoice, 123456, 'inv2', '?',
None, None, invoice_preimage)
def test_invoice(self):
l1 = self.node_factory.get_node()
l2 = self.node_factory.get_node()