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test: check that combining PSBTs with different txs fails

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This commit is contained in:
Sebastian Falbesoner 2022-07-19 15:01:06 +02:00
parent 2a428c7989
commit 4e616d20c9
1 changed files with 10 additions and 0 deletions
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10
test/functional/rpc_psbt.py
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@ -820,6 +820,16 @@ class PSBTTest(BitcoinTestFramework):
assert hash.hex() in res_input[preimage_key]
assert_equal(res_input[preimage_key][hash.hex()], preimage.hex())
self.log.info("Test that combining PSBTs with different transactions fails")
tx = CTransaction()
tx.vin = [CTxIn(outpoint=COutPoint(hash=int('aa' * 32, 16), n=0), scriptSig=b"")]
tx.vout = [CTxOut(nValue=0, scriptPubKey=b"")]
psbt1 = PSBT(g=PSBTMap({PSBT_GLOBAL_UNSIGNED_TX: tx.serialize()}), i=[PSBTMap()], o=[PSBTMap()]).to_base64()
tx.vout[0].nValue += 1 # slightly modify tx
psbt2 = PSBT(g=PSBTMap({PSBT_GLOBAL_UNSIGNED_TX: tx.serialize()}), i=[PSBTMap()], o=[PSBTMap()]).to_base64()
assert_raises_rpc_error(-8, "PSBTs not compatible (different transactions)", self.nodes[0].combinepsbt, [psbt1, psbt2])
assert_equal(self.nodes[0].combinepsbt([psbt1, psbt1]), psbt1)
if __name__ == '__main__':
PSBTTest().main()