243b6a9d4b
Fixes a bug in the tests causing them to silently pass instead of correctly
reporting other errors. Introduced in 4a785b0a5b
during the test rewrites.
93 lines
3.3 KiB
Python
Executable File
93 lines
3.3 KiB
Python
Executable File
#!/usr/bin/env python2
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#
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# Distributed under the MIT/X11 software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#
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from test_framework.test_framework import ComparisonTestFramework
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from test_framework.util import start_nodes
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from test_framework.mininode import CTransaction, NetworkThread
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from test_framework.blocktools import create_coinbase, create_block
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from test_framework.comptool import TestInstance, TestManager
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from test_framework.script import CScript, OP_1NEGATE, OP_NOP2, OP_DROP
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from binascii import unhexlify
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import cStringIO
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import time
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'''
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This test is meant to exercise BIP65 (CHECKLOCKTIMEVERIFY).
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Connect to a single node.
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Mine a coinbase block, and then ...
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Mine 1 version 4 block.
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Check that the CLTV rules are enforced.
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TODO: factor out common code from {bipdersig-p2p,bip65-cltv-p2p}.py.
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'''
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class BIP65Test(ComparisonTestFramework):
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def __init__(self):
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self.num_nodes = 1
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def setup_network(self):
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self.nodes = start_nodes(1, self.options.tmpdir,
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extra_args=[['-debug', '-whitelist=127.0.0.1']],
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binary=[self.options.testbinary])
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self.is_network_split = False
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def run_test(self):
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test = TestManager(self, self.options.tmpdir)
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test.add_all_connections(self.nodes)
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NetworkThread().start() # Start up network handling in another thread
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test.run()
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def create_transaction(self, node, coinbase, to_address, amount):
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from_txid = node.getblock(coinbase)['tx'][0]
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inputs = [{ "txid" : from_txid, "vout" : 0}]
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outputs = { to_address : amount }
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rawtx = node.createrawtransaction(inputs, outputs)
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signresult = node.signrawtransaction(rawtx)
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tx = CTransaction()
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f = cStringIO.StringIO(unhexlify(signresult['hex']))
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tx.deserialize(f)
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return tx
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def invalidate_transaction(self, tx):
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'''
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Modify the signature in vin 0 of the tx to fail CLTV
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Prepends -1 CLTV DROP in the scriptSig itself.
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'''
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tx.vin[0].scriptSig = CScript([OP_1NEGATE, OP_NOP2, OP_DROP] +
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list(CScript(tx.vin[0].scriptSig)))
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def get_tests(self):
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self.coinbase_blocks = self.nodes[0].generate(1)
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self.tip = int ("0x" + self.nodes[0].getbestblockhash() + "L", 0)
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self.nodeaddress = self.nodes[0].getnewaddress()
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self.block_time = time.time() + 1
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'''Check that the rules are enforced.'''
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for valid in (True, False):
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spendtx = self.create_transaction(self.nodes[0],
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self.coinbase_blocks[0],
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self.nodeaddress, 1.0)
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if not valid:
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self.invalidate_transaction(spendtx)
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spendtx.rehash()
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block = create_block(self.tip, create_coinbase(1), self.block_time)
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block.nVersion = 4
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block.vtx.append(spendtx)
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block.hashMerkleRoot = block.calc_merkle_root()
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block.rehash()
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block.solve()
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self.block_time += 1
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self.tip = block.sha256
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yield TestInstance([[block, valid]])
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if __name__ == '__main__':
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BIP65Test().main()
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