aboutsummaryrefslogtreecommitdiff
path: root/test/functional/feature_segwit.py
diff options
context:
space:
mode:
Diffstat (limited to 'test/functional/feature_segwit.py')
-rwxr-xr-xtest/functional/feature_segwit.py85
1 files changed, 38 insertions, 47 deletions
diff --git a/test/functional/feature_segwit.py b/test/functional/feature_segwit.py
index fa1732c4c5..13d7758e13 100755
--- a/test/functional/feature_segwit.py
+++ b/test/functional/feature_segwit.py
@@ -1,22 +1,26 @@
#!/usr/bin/env python3
-# Copyright (c) 2016-2017 The Bitcoin Core developers
+# Copyright (c) 2016-2018 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""Test the SegWit changeover logic."""
+from decimal import Decimal
+
from test_framework.address import (
+ key_to_p2pkh,
key_to_p2sh_p2wpkh,
key_to_p2wpkh,
program_to_witness,
+ script_to_p2sh,
script_to_p2sh_p2wsh,
script_to_p2wsh,
)
from test_framework.blocktools import witness_script, send_to_witness
+from test_framework.messages import COIN, COutPoint, CTransaction, CTxIn, CTxOut, FromHex, sha256, ToHex
+from test_framework.script import CScript, OP_HASH160, OP_CHECKSIG, OP_0, hash160, OP_EQUAL, OP_DUP, OP_EQUALVERIFY, OP_1, OP_2, OP_CHECKMULTISIG, OP_TRUE, OP_DROP
from test_framework.test_framework import BitcoinTestFramework
-from test_framework.util import *
-from test_framework.mininode import sha256, CTransaction, CTxIn, COutPoint, CTxOut, COIN, ToHex, FromHex
-from test_framework.address import script_to_p2sh, key_to_p2pkh
-from test_framework.script import CScript, OP_HASH160, OP_CHECKSIG, OP_0, hash160, OP_EQUAL, OP_DUP, OP_EQUALVERIFY, OP_1, OP_2, OP_CHECKMULTISIG, OP_TRUE
+from test_framework.util import assert_equal, assert_raises_rpc_error, bytes_to_hex_str, connect_nodes, hex_str_to_bytes, sync_blocks, try_rpc
+
from io import BytesIO
NODE_0 = 0
@@ -42,9 +46,9 @@ class SegWitTest(BitcoinTestFramework):
self.setup_clean_chain = True
self.num_nodes = 3
# This test tests SegWit both pre and post-activation, so use the normal BIP9 activation.
- self.extra_args = [["-walletprematurewitness", "-rpcserialversion=0", "-vbparams=segwit:0:999999999999", "-addresstype=legacy", "-deprecatedrpc=addwitnessaddress"],
- ["-blockversion=4", "-promiscuousmempoolflags=517", "-prematurewitness", "-walletprematurewitness", "-rpcserialversion=1", "-vbparams=segwit:0:999999999999", "-addresstype=legacy", "-deprecatedrpc=addwitnessaddress"],
- ["-blockversion=536870915", "-promiscuousmempoolflags=517", "-prematurewitness", "-walletprematurewitness", "-vbparams=segwit:0:999999999999", "-addresstype=legacy", "-deprecatedrpc=addwitnessaddress"]]
+ self.extra_args = [["-rpcserialversion=0", "-vbparams=segwit:0:999999999999", "-addresstype=legacy", "-deprecatedrpc=addwitnessaddress"],
+ ["-blockversion=4", "-rpcserialversion=1", "-vbparams=segwit:0:999999999999", "-addresstype=legacy", "-deprecatedrpc=addwitnessaddress"],
+ ["-blockversion=536870915", "-vbparams=segwit:0:999999999999", "-addresstype=legacy", "-deprecatedrpc=addwitnessaddress"]]
def setup_network(self):
super().setup_network()
@@ -64,12 +68,8 @@ class SegWitTest(BitcoinTestFramework):
sync_blocks(self.nodes)
def fail_accept(self, node, error_msg, txid, sign, redeem_script=""):
- assert_raises_rpc_error(-26, error_msg, send_to_witness, 1, node, getutxo(txid), self.pubkey[0], False, Decimal("49.998"), sign, redeem_script)
+ assert_raises_rpc_error(-26, error_msg, send_to_witness, use_p2wsh=1, node=node, utxo=getutxo(txid), pubkey=self.pubkey[0], encode_p2sh=False, amount=Decimal("49.998"), sign=sign, insert_redeem_script=redeem_script)
- def fail_mine(self, node, txid, sign, redeem_script=""):
- send_to_witness(1, node, getutxo(txid), self.pubkey[0], False, Decimal("49.998"), sign, redeem_script)
- assert_raises_rpc_error(-1, "CreateNewBlock: TestBlockValidity failed", node.generate, 1)
- sync_blocks(self.nodes)
def run_test(self):
self.nodes[0].generate(161) #block 161
@@ -129,40 +129,17 @@ class SegWitTest(BitcoinTestFramework):
self.nodes[0].generate(260) #block 423
sync_blocks(self.nodes)
- self.log.info("Verify default node can't accept any witness format txs before fork")
- # unsigned, no scriptsig
- self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", wit_ids[NODE_0][WIT_V0][0], False)
- self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", wit_ids[NODE_0][WIT_V1][0], False)
- self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V0][0], False)
- self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V1][0], False)
- # unsigned with redeem script
- self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V0][0], False, witness_script(False, self.pubkey[0]))
- self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V1][0], False, witness_script(True, self.pubkey[0]))
- # signed
- self.fail_accept(self.nodes[0], "no-witness-yet", wit_ids[NODE_0][WIT_V0][0], True)
- self.fail_accept(self.nodes[0], "no-witness-yet", wit_ids[NODE_0][WIT_V1][0], True)
- self.fail_accept(self.nodes[0], "no-witness-yet", p2sh_ids[NODE_0][WIT_V0][0], True)
- self.fail_accept(self.nodes[0], "no-witness-yet", p2sh_ids[NODE_0][WIT_V1][0], True)
-
self.log.info("Verify witness txs are skipped for mining before the fork")
self.skip_mine(self.nodes[2], wit_ids[NODE_2][WIT_V0][0], True) #block 424
self.skip_mine(self.nodes[2], wit_ids[NODE_2][WIT_V1][0], True) #block 425
self.skip_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V0][0], True) #block 426
self.skip_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V1][0], True) #block 427
- # TODO: An old node would see these txs without witnesses and be able to mine them
-
- self.log.info("Verify unsigned bare witness txs in versionbits-setting blocks are valid before the fork")
- self.success_mine(self.nodes[2], wit_ids[NODE_2][WIT_V0][1], False) #block 428
- self.success_mine(self.nodes[2], wit_ids[NODE_2][WIT_V1][1], False) #block 429
-
self.log.info("Verify unsigned p2sh witness txs without a redeem script are invalid")
self.fail_accept(self.nodes[2], "mandatory-script-verify-flag", p2sh_ids[NODE_2][WIT_V0][1], False)
self.fail_accept(self.nodes[2], "mandatory-script-verify-flag", p2sh_ids[NODE_2][WIT_V1][1], False)
- self.log.info("Verify unsigned p2sh witness txs with a redeem script in versionbits-settings blocks are valid before the fork")
- self.success_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V0][1], False, witness_script(False, self.pubkey[2])) #block 430
- self.success_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V1][1], False, witness_script(True, self.pubkey[2])) #block 431
+ self.nodes[2].generate(4) # blocks 428-431
self.log.info("Verify previous witness txs skipped for mining can now be mined")
assert_equal(len(self.nodes[2].getrawmempool()), 4)
@@ -172,6 +149,16 @@ class SegWitTest(BitcoinTestFramework):
segwit_tx_list = self.nodes[2].getblock(block[0])["tx"]
assert_equal(len(segwit_tx_list), 5)
+ self.log.info("Verify default node can't accept txs with missing witness")
+ # unsigned, no scriptsig
+ self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", wit_ids[NODE_0][WIT_V0][0], False)
+ self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", wit_ids[NODE_0][WIT_V1][0], False)
+ self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V0][0], False)
+ self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V1][0], False)
+ # unsigned with redeem script
+ self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V0][0], False, witness_script(False, self.pubkey[0]))
+ self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V1][0], False, witness_script(True, self.pubkey[0]))
+
self.log.info("Verify block and transaction serialization rpcs return differing serializations depending on rpc serialization flag")
assert(self.nodes[2].getblock(block[0], False) != self.nodes[0].getblock(block[0], False))
assert(self.nodes[1].getblock(block[0], False) == self.nodes[2].getblock(block[0], False))
@@ -184,10 +171,10 @@ class SegWitTest(BitcoinTestFramework):
assert(self.nodes[0].getrawtransaction(segwit_tx_list[i]) == bytes_to_hex_str(tx.serialize_without_witness()))
self.log.info("Verify witness txs without witness data are invalid after the fork")
- self.fail_mine(self.nodes[2], wit_ids[NODE_2][WIT_V0][2], False)
- self.fail_mine(self.nodes[2], wit_ids[NODE_2][WIT_V1][2], False)
- self.fail_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V0][2], False, witness_script(False, self.pubkey[2]))
- self.fail_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V1][2], False, witness_script(True, self.pubkey[2]))
+ self.fail_accept(self.nodes[2], 'non-mandatory-script-verify-flag (Witness program hash mismatch) (code 64)', wit_ids[NODE_2][WIT_V0][2], sign=False)
+ self.fail_accept(self.nodes[2], 'non-mandatory-script-verify-flag (Witness program was passed an empty witness) (code 64)', wit_ids[NODE_2][WIT_V1][2], sign=False)
+ self.fail_accept(self.nodes[2], 'non-mandatory-script-verify-flag (Witness program hash mismatch) (code 64)', p2sh_ids[NODE_2][WIT_V0][2], sign=False, redeem_script=witness_script(False, self.pubkey[2]))
+ self.fail_accept(self.nodes[2], 'non-mandatory-script-verify-flag (Witness program was passed an empty witness) (code 64)', p2sh_ids[NODE_2][WIT_V1][2], sign=False, redeem_script=witness_script(True, self.pubkey[2]))
self.log.info("Verify default node can now use witness txs")
self.success_mine(self.nodes[0], wit_ids[NODE_0][WIT_V0][0], True) #block 432
@@ -220,7 +207,7 @@ class SegWitTest(BitcoinTestFramework):
# Now create tx2, which will spend from txid1.
tx = CTransaction()
tx.vin.append(CTxIn(COutPoint(int(txid1, 16), 0), b''))
- tx.vout.append(CTxOut(int(49.99*COIN), CScript([OP_TRUE])))
+ tx.vout.append(CTxOut(int(49.99 * COIN), CScript([OP_TRUE, OP_DROP] * 15 + [OP_TRUE])))
tx2_hex = self.nodes[0].signrawtransactionwithwallet(ToHex(tx))['hex']
txid2 = self.nodes[0].sendrawtransaction(tx2_hex)
tx = FromHex(CTransaction(), tx2_hex)
@@ -229,7 +216,7 @@ class SegWitTest(BitcoinTestFramework):
# Now create tx3, which will spend from txid2
tx = CTransaction()
tx.vin.append(CTxIn(COutPoint(int(txid2, 16), 0), b""))
- tx.vout.append(CTxOut(int(49.95*COIN), CScript([OP_TRUE]))) # Huge fee
+ tx.vout.append(CTxOut(int(49.95 * COIN), CScript([OP_TRUE, OP_DROP] * 15 + [OP_TRUE]))) # Huge fee
tx.calc_sha256()
txid3 = self.nodes[0].sendrawtransaction(ToHex(tx))
assert(tx.wit.is_null())
@@ -311,8 +298,10 @@ class SegWitTest(BitcoinTestFramework):
v = self.nodes[0].getaddressinfo(i)
if (v['isscript']):
[bare, p2sh, p2wsh, p2sh_p2wsh] = self.p2sh_address_to_script(v)
- # bare and p2sh multisig with compressed keys should always be spendable
- spendable_anytime.extend([bare, p2sh])
+ # p2sh multisig with compressed keys should always be spendable
+ spendable_anytime.extend([p2sh])
+ # bare multisig can be watched and signed, but is not treated as ours
+ solvable_after_importaddress.extend([bare])
# P2WSH and P2SH(P2WSH) multisig with compressed keys are spendable after direct importaddress
spendable_after_importaddress.extend([p2wsh, p2sh_p2wsh])
else:
@@ -328,8 +317,10 @@ class SegWitTest(BitcoinTestFramework):
v = self.nodes[0].getaddressinfo(i)
if (v['isscript']):
[bare, p2sh, p2wsh, p2sh_p2wsh] = self.p2sh_address_to_script(v)
- # bare and p2sh multisig with uncompressed keys should always be spendable
- spendable_anytime.extend([bare, p2sh])
+ # p2sh multisig with uncompressed keys should always be spendable
+ spendable_anytime.extend([p2sh])
+ # bare multisig can be watched and signed, but is not treated as ours
+ solvable_after_importaddress.extend([bare])
# P2WSH and P2SH(P2WSH) multisig with uncompressed keys are never seen
unseen_anytime.extend([p2wsh, p2sh_p2wsh])
else: