Hush Full Node software. We were censored from Github, this is where all development happens now.
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96 lines
3.4 KiB
96 lines
3.4 KiB
#!/usr/bin/env python2
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#
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# Distributed under the GPLv3/X11 software license, see the accompanying
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# file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html
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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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'''
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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.nodes[0].generate(100)
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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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'''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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gbt = self.nodes[0].getblocktemplate()
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self.block_time = gbt["mintime"] + 1
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self.block_bits = int("0x" + gbt["bits"], 0)
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block = create_block(self.tip, create_coinbase(101),
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self.block_time, self.block_bits)
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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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