diff options
Diffstat (limited to 'test/functional/feature_dersig.py')
| -rwxr-xr-x | test/functional/feature_dersig.py | 60 |
1 files changed, 31 insertions, 29 deletions
diff --git a/test/functional/feature_dersig.py b/test/functional/feature_dersig.py index 3b430139b1..9a46839969 100755 --- a/test/functional/feature_dersig.py +++ b/test/functional/feature_dersig.py @@ -1,13 +1,16 @@ #!/usr/bin/env python3 -# Copyright (c) 2015-2020 The Bitcoin Core developers +# Copyright (c) 2015-2021 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 BIP66 (DER SIG). -Test that the DERSIG soft-fork activates at (regtest) height 1251. +Test the DERSIG soft-fork activation on regtest. """ -from test_framework.blocktools import create_coinbase, create_block, create_transaction +from test_framework.blocktools import ( + create_block, + create_coinbase, +) from test_framework.messages import msg_block from test_framework.p2p import P2PInterface from test_framework.script import CScript @@ -15,8 +18,10 @@ from test_framework.test_framework import BitcoinTestFramework from test_framework.util import ( assert_equal, ) - -DERSIG_HEIGHT = 1251 +from test_framework.wallet import ( + MiniWallet, + MiniWalletMode, +) # A canonical signature consists of: @@ -36,21 +41,26 @@ def unDERify(tx): tx.vin[0].scriptSig = CScript(newscript) +DERSIG_HEIGHT = 102 + + class BIP66Test(BitcoinTestFramework): def set_test_params(self): self.num_nodes = 1 self.extra_args = [[ + f'-testactivationheight=dersig@{DERSIG_HEIGHT}', '-whitelist=noban@127.0.0.1', '-par=1', # Use only one script thread to get the exact log msg for testing ]] self.setup_clean_chain = True self.rpc_timeout = 240 - def skip_test_if_missing_module(self): - self.skip_if_no_wallet() + def create_tx(self, input_txid): + utxo_to_spend = self.miniwallet.get_utxo(txid=input_txid, mark_as_spent=False) + return self.miniwallet.create_self_transfer(utxo_to_spend=utxo_to_spend)['tx'] def test_dersig_info(self, *, is_active): - assert_equal(self.nodes[0].getblockchaininfo()['softforks']['bip66'], + assert_equal(self.nodes[0].getdeploymentinfo()['deployments']['bip66'], { "active": is_active, "height": DERSIG_HEIGHT, @@ -60,52 +70,46 @@ class BIP66Test(BitcoinTestFramework): def run_test(self): peer = self.nodes[0].add_p2p_connection(P2PInterface()) + self.miniwallet = MiniWallet(self.nodes[0], mode=MiniWalletMode.RAW_P2PK) self.test_dersig_info(is_active=False) self.log.info("Mining %d blocks", DERSIG_HEIGHT - 2) - self.coinbase_txids = [self.nodes[0].getblock(b)['tx'][0] for b in self.nodes[0].generate(DERSIG_HEIGHT - 2)] - self.nodeaddress = self.nodes[0].getnewaddress() + self.coinbase_txids = [self.nodes[0].getblock(b)['tx'][0] for b in self.generate(self.miniwallet, DERSIG_HEIGHT - 2)] self.log.info("Test that a transaction with non-DER signature can still appear in a block") - spendtx = create_transaction(self.nodes[0], self.coinbase_txids[0], - self.nodeaddress, amount=1.0) + spendtx = self.create_tx(self.coinbase_txids[0]) unDERify(spendtx) spendtx.rehash() tip = self.nodes[0].getbestblockhash() block_time = self.nodes[0].getblockheader(tip)['mediantime'] + 1 - block = create_block(int(tip, 16), create_coinbase(DERSIG_HEIGHT - 1), block_time) - block.nVersion = 2 - block.vtx.append(spendtx) - block.hashMerkleRoot = block.calc_merkle_root() - block.rehash() + block = create_block(int(tip, 16), create_coinbase(DERSIG_HEIGHT - 1), block_time, txlist=[spendtx]) block.solve() + assert_equal(self.nodes[0].getblockcount(), DERSIG_HEIGHT - 2) self.test_dersig_info(is_active=False) # Not active as of current tip and next block does not need to obey rules peer.send_and_ping(msg_block(block)) + assert_equal(self.nodes[0].getblockcount(), DERSIG_HEIGHT - 1) self.test_dersig_info(is_active=True) # Not active as of current tip, but next block must obey rules assert_equal(self.nodes[0].getbestblockhash(), block.hash) self.log.info("Test that blocks must now be at least version 3") tip = block.sha256 block_time += 1 - block = create_block(tip, create_coinbase(DERSIG_HEIGHT), block_time) - block.nVersion = 2 - block.rehash() + block = create_block(tip, create_coinbase(DERSIG_HEIGHT), block_time, version=2) block.solve() - with self.nodes[0].assert_debug_log(expected_msgs=['{}, bad-version(0x00000002)'.format(block.hash)]): + with self.nodes[0].assert_debug_log(expected_msgs=[f'{block.hash}, bad-version(0x00000002)']): peer.send_and_ping(msg_block(block)) assert_equal(int(self.nodes[0].getbestblockhash(), 16), tip) peer.sync_with_ping() self.log.info("Test that transactions with non-DER signatures cannot appear in a block") - block.nVersion = 3 + block.nVersion = 4 - spendtx = create_transaction(self.nodes[0], self.coinbase_txids[1], - self.nodeaddress, amount=1.0) + spendtx = self.create_tx(self.coinbase_txids[1]) unDERify(spendtx) spendtx.rehash() @@ -124,18 +128,16 @@ class BIP66Test(BitcoinTestFramework): # Now we verify that a block with this transaction is also invalid. block.vtx.append(spendtx) block.hashMerkleRoot = block.calc_merkle_root() - block.rehash() block.solve() - with self.nodes[0].assert_debug_log(expected_msgs=['CheckInputScripts on {} failed with non-mandatory-script-verify-flag (Non-canonical DER signature)'.format(block.vtx[-1].hash)]): + with self.nodes[0].assert_debug_log(expected_msgs=[f'CheckInputScripts on {block.vtx[-1].hash} failed with non-mandatory-script-verify-flag (Non-canonical DER signature)']): peer.send_and_ping(msg_block(block)) assert_equal(int(self.nodes[0].getbestblockhash(), 16), tip) peer.sync_with_ping() - self.log.info("Test that a version 3 block with a DERSIG-compliant transaction is accepted") - block.vtx[1] = create_transaction(self.nodes[0], self.coinbase_txids[1], self.nodeaddress, amount=1.0) + self.log.info("Test that a block with a DERSIG-compliant transaction is accepted") + block.vtx[1] = self.create_tx(self.coinbase_txids[1]) block.hashMerkleRoot = block.calc_merkle_root() - block.rehash() block.solve() self.test_dersig_info(is_active=True) # Not active as of current tip, but next block must obey rules |