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adapt bumpfee change discard test to be more strict and add note on p2sh discrep

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This commit is contained in:
Gregory Sanders 2018-03-28 15:39:26 -04:00
parent 5805d6fead
commit f526046ef5
1 changed files with 4 additions and 1 deletions
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5
test/functional/wallet_bumpfee.py
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@ -181,7 +181,10 @@ def test_dust_to_fee(rbf_node, dest_address):
# the bumped tx sets fee=49,900, but it converts to 50,000
rbfid = spend_one_input(rbf_node, dest_address)
fulltx = rbf_node.getrawtransaction(rbfid, 1)
bumped_tx = rbf_node.bumpfee(rbfid, {"totalFee": 49900})
# (32-byte p2sh-pwpkh output size + 148 p2pkh spend estimate) * 10k(discard_rate) / 1000 = 1800
# P2SH outputs are slightly "over-discarding" due to the IsDust calculation assuming it will
# be spent as a P2PKH.
bumped_tx = rbf_node.bumpfee(rbfid, {"totalFee": 50000-1800})
full_bumped_tx = rbf_node.getrawtransaction(bumped_tx["txid"], 1)
assert_equal(bumped_tx["fee"], Decimal("0.00050000"))
assert_equal(len(fulltx["vout"]), 2)