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Diffstat (limited to 'test/functional/invalidblockrequest.py')
-rwxr-xr-x | test/functional/invalidblockrequest.py | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/test/functional/invalidblockrequest.py b/test/functional/invalidblockrequest.py deleted file mode 100755 index a89d1d8ef2..0000000000 --- a/test/functional/invalidblockrequest.py +++ /dev/null @@ -1,117 +0,0 @@ -#!/usr/bin/env python3 -# Copyright (c) 2015-2016 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 node responses to invalid blocks. - -In this test we connect to one node over p2p, and test block requests: -1) Valid blocks should be requested and become chain tip. -2) Invalid block with duplicated transaction should be re-requested. -3) Invalid block with bad coinbase value should be rejected and not -re-requested. -""" - -from test_framework.test_framework import ComparisonTestFramework -from test_framework.util import * -from test_framework.comptool import TestManager, TestInstance, RejectResult -from test_framework.blocktools import * -from test_framework.mininode import network_thread_start -import copy -import time - -# Use the ComparisonTestFramework with 1 node: only use --testbinary. -class InvalidBlockRequestTest(ComparisonTestFramework): - - ''' Can either run this test as 1 node with expected answers, or two and compare them. - Change the "outcome" variable from each TestInstance object to only do the comparison. ''' - def set_test_params(self): - self.num_nodes = 1 - self.setup_clean_chain = True - - def run_test(self): - test = TestManager(self, self.options.tmpdir) - test.add_all_connections(self.nodes) - self.tip = None - self.block_time = None - network_thread_start() - test.run() - - def get_tests(self): - if self.tip is None: - self.tip = int("0x" + self.nodes[0].getbestblockhash(), 0) - self.block_time = int(time.time())+1 - - ''' - Create a new block with an anyone-can-spend coinbase - ''' - height = 1 - block = create_block(self.tip, create_coinbase(height), self.block_time) - self.block_time += 1 - block.solve() - # Save the coinbase for later - self.block1 = block - self.tip = block.sha256 - height += 1 - yield TestInstance([[block, True]]) - - ''' - Now we need that block to mature so we can spend the coinbase. - ''' - test = TestInstance(sync_every_block=False) - for i in range(100): - block = create_block(self.tip, create_coinbase(height), self.block_time) - block.solve() - self.tip = block.sha256 - self.block_time += 1 - test.blocks_and_transactions.append([block, True]) - height += 1 - yield test - - ''' - Now we use merkle-root malleability to generate an invalid block with - same blockheader. - Manufacture a block with 3 transactions (coinbase, spend of prior - coinbase, spend of that spend). Duplicate the 3rd transaction to - leave merkle root and blockheader unchanged but invalidate the block. - ''' - block2 = create_block(self.tip, create_coinbase(height), self.block_time) - self.block_time += 1 - - # b'0x51' is OP_TRUE - tx1 = create_transaction(self.block1.vtx[0], 0, b'\x51', 50 * COIN) - tx2 = create_transaction(tx1, 0, b'\x51', 50 * COIN) - - block2.vtx.extend([tx1, tx2]) - block2.hashMerkleRoot = block2.calc_merkle_root() - block2.rehash() - block2.solve() - orig_hash = block2.sha256 - block2_orig = copy.deepcopy(block2) - - # Mutate block 2 - block2.vtx.append(tx2) - assert_equal(block2.hashMerkleRoot, block2.calc_merkle_root()) - assert_equal(orig_hash, block2.rehash()) - assert(block2_orig.vtx != block2.vtx) - - self.tip = block2.sha256 - yield TestInstance([[block2, RejectResult(16, b'bad-txns-duplicate')], [block2_orig, True]]) - height += 1 - - ''' - Make sure that a totally screwed up block is not valid. - ''' - block3 = create_block(self.tip, create_coinbase(height), self.block_time) - self.block_time += 1 - block3.vtx[0].vout[0].nValue = 100 * COIN # Too high! - block3.vtx[0].sha256=None - block3.vtx[0].calc_sha256() - block3.hashMerkleRoot = block3.calc_merkle_root() - block3.rehash() - block3.solve() - - yield TestInstance([[block3, RejectResult(16, b'bad-cb-amount')]]) - - -if __name__ == '__main__': - InvalidBlockRequestTest().main() |