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Implement analyzepsbt RPC and tests

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This commit is contained in:
Andrew Chow
2018-07-31 17:58:01 -07:00
parent 77542cf2a5
commit 540729ef4b
2 changed files with 223 additions and 1 deletions
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26
test/functional/rpc_psbt.py
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@ -5,8 +5,9 @@
"""Test the Partially Signed Transaction RPCs.
"""
from decimal import Decimal
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import assert_equal, assert_raises_rpc_error, find_output, disconnect_nodes, connect_nodes_bi, sync_blocks
from test_framework.util import assert_equal, assert_raises_rpc_error, connect_nodes_bi, disconnect_nodes, find_output, sync_blocks
import json
import os
@ -339,6 +340,29 @@ class PSBTTest(BitcoinTestFramework):
joined_decoded = self.nodes[0].decodepsbt(joined)
assert len(joined_decoded['inputs']) == 4 and len(joined_decoded['outputs']) == 2 and "final_scriptwitness" not in joined_decoded['inputs'][3] and "final_scriptSig" not in joined_decoded['inputs'][3]
# Newly created PSBT needs UTXOs and updating
addr = self.nodes[1].getnewaddress("", "p2sh-segwit")
txid = self.nodes[0].sendtoaddress(addr, 7)
addrinfo = self.nodes[1].getaddressinfo(addr)
self.nodes[0].generate(6)
self.sync_all()
vout = find_output(self.nodes[0], txid, 7)
psbt = self.nodes[1].createpsbt([{"txid":txid, "vout":vout}], {self.nodes[0].getnewaddress("", "p2sh-segwit"):Decimal('6.999')})
analyzed = self.nodes[0].analyzepsbt(psbt)
assert not analyzed['inputs'][0]['has_utxo'] and not analyzed['inputs'][0]['is_final'] and analyzed['inputs'][0]['next'] == 'updater' and analyzed['next'] == 'updater'
# After update with wallet, only needs signing
updated = self.nodes[1].walletprocesspsbt(psbt, False, 'ALL', True)['psbt']
analyzed = self.nodes[0].analyzepsbt(updated)
assert analyzed['inputs'][0]['has_utxo'] and not analyzed['inputs'][0]['is_final'] and analyzed['inputs'][0]['next'] == 'signer' and analyzed['next'] == 'signer' and analyzed['inputs'][0]['missing']['signatures'][0] == addrinfo['embedded']['witness_program']
# Check fee and size things
assert analyzed['fee'] == Decimal('0.001') and analyzed['estimated_vsize'] == 134 and analyzed['estimated_feerate'] == '0.00746268 BTC/kB'
# After signing and finalizing, needs extracting
signed = self.nodes[1].walletprocesspsbt(updated)['psbt']
analyzed = self.nodes[0].analyzepsbt(signed)
assert analyzed['inputs'][0]['has_utxo'] and analyzed['inputs'][0]['is_final'] and analyzed['next'] == 'extractor'
if __name__ == '__main__':
PSBTTest().main()