diff options
Diffstat (limited to 'qa/rpc-tests')
| -rwxr-xr-x | qa/rpc-tests/mempool_spendcoinbase.py | 69 | ||||
| -rw-r--r-- | qa/rpc-tests/util.py | 12 |
2 files changed, 80 insertions, 1 deletions
diff --git a/qa/rpc-tests/mempool_spendcoinbase.py b/qa/rpc-tests/mempool_spendcoinbase.py new file mode 100755 index 0000000000..0fc7c8577e --- /dev/null +++ b/qa/rpc-tests/mempool_spendcoinbase.py @@ -0,0 +1,69 @@ +#!/usr/bin/env python +# Copyright (c) 2014 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 spending coinbase transactions. +# The coinbase transaction in block N can appear in block +# N+100... so is valid in the mempool when the best block +# height is N+99. +# This test makes sure coinbase spends that will be mature +# in the next block are accepted into the memory pool, +# but less mature coinbase spends are NOT. +# + +from test_framework import BitcoinTestFramework +from bitcoinrpc.authproxy import AuthServiceProxy, JSONRPCException +from util import * +import os +import shutil + +# Create one-input, one-output, no-fee transaction: +class MempoolSpendCoinbaseTest(BitcoinTestFramework): + + def setup_network(self): + # Just need one node for this test + args = ["-checkmempool", "-debug=mempool"] + self.nodes = [] + self.nodes.append(start_node(0, self.options.tmpdir, args)) + self.is_network_split = False + + def create_tx(self, from_txid, to_address, amount): + inputs = [{ "txid" : from_txid, "vout" : 0}] + outputs = { to_address : amount } + rawtx = self.nodes[0].createrawtransaction(inputs, outputs) + signresult = self.nodes[0].signrawtransaction(rawtx) + assert_equal(signresult["complete"], True) + return signresult["hex"] + + def run_test(self): + chain_height = self.nodes[0].getblockcount() + assert_equal(chain_height, 200) + node0_address = self.nodes[0].getnewaddress() + + # Coinbase at height chain_height-100+1 ok in mempool, should + # get mined. Coinbase at height chain_height-100+2 is + # is too immature to spend. + b = [ self.nodes[0].getblockhash(n) for n in range(101, 103) ] + coinbase_txids = [ self.nodes[0].getblock(h)['tx'][0] for h in b ] + spends_raw = [ self.create_tx(txid, node0_address, 50) for txid in coinbase_txids ] + + spend_101_id = self.nodes[0].sendrawtransaction(spends_raw[0]) + + # coinbase at height 102 should be too immature to spend + assert_raises(JSONRPCException, self.nodes[0].sendrawtransaction, spends_raw[1]) + + # mempool should have just spend_101: + assert_equal(self.nodes[0].getrawmempool(), [ spend_101_id ]) + + # mine a block, spend_101 should get confirmed + self.nodes[0].setgenerate(True, 1) + assert_equal(set(self.nodes[0].getrawmempool()), set()) + + # ... and now height 102 can be spent: + spend_102_id = self.nodes[0].sendrawtransaction(spends_raw[1]) + assert_equal(self.nodes[0].getrawmempool(), [ spend_102_id ]) + +if __name__ == '__main__': + MempoolSpendCoinbaseTest().main() diff --git a/qa/rpc-tests/util.py b/qa/rpc-tests/util.py index 6b66bfd8f6..ec65f783e8 100644 --- a/qa/rpc-tests/util.py +++ b/qa/rpc-tests/util.py @@ -330,4 +330,14 @@ def assert_equal(thing1, thing2): def assert_greater_than(thing1, thing2): if thing1 <= thing2: - raise AssertionError("%s <= %s"%(str(thing1),str(thing2)))
\ No newline at end of file + raise AssertionError("%s <= %s"%(str(thing1),str(thing2))) + +def assert_raises(exc, fun, *args, **kwds): + try: + fun(*args, **kwds) + except exc: + pass + except Exception as e: + raise AssertionError("Unexpected exception raised: "+type(e).__name__) + else: + raise AssertionError("No exception raised") |