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diff --git a/test/functional/abc_mining_basic.py b/test/functional/abc_mining_basic.py
index 0cc486d6b..b198bbd4a 100755
--- a/test/functional/abc_mining_basic.py
+++ b/test/functional/abc_mining_basic.py
@@ -1,146 +1,150 @@
#!/usr/bin/env python3
# Copyright (c) 2020 The Bitcoin developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""
Tests for Bitcoin ABC mining RPCs
"""
from test_framework.cdefs import (
BLOCK_MAXBYTES_MAXSIGCHECKS_RATIO,
DEFAULT_MAX_BLOCK_SIZE,
)
from test_framework.messages import (
COIN,
)
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
assert_greater_than_or_equal,
)
from decimal import Decimal
AXION_ACTIVATION_TIME = 2000000600
MINER_FUND_ADDR = 'bchreg:pqnqv9lt7e5vjyp0w88zf2af0l92l8rxdgd35g0pkl'
MINER_FUND_LEGACY_ADDR = '2MviGxxFciGeWTgkUgYgjqehWt18c4ZsShd'
class AbcMiningRPCTest(BitcoinTestFramework):
def set_test_params(self):
self.num_nodes = 2
self.extra_args = [[
'-enableminerfund',
'-axionactivationtime={}'.format(AXION_ACTIVATION_TIME),
], [
'-enableminerfund',
'-usecashaddr=0',
'-axionactivationtime={}'.format(AXION_ACTIVATION_TIME),
]]
def run_for_node(self, node, expectedMinerFundAddress):
+ # Rewind any previously mined blocks so axion can be activated again
+ if node.getblockcount() > 200:
+ node.invalidateblock(node.getblockhash(201))
+
address = node.get_deterministic_priv_key().address
# Assert the results of getblocktemplate have expected values. Keys not
# in 'expected' are not checked.
def assert_getblocktemplate(expected):
# Always test these values in addition to those passed in
expected = {**expected, **{
'sigoplimit': DEFAULT_MAX_BLOCK_SIZE // BLOCK_MAXBYTES_MAXSIGCHECKS_RATIO,
}}
blockTemplate = node.getblocktemplate()
for key, value in expected.items():
assert_equal(blockTemplate[key], value)
# Move block time to just before axion activation
node.setmocktime(AXION_ACTIVATION_TIME)
node.generatetoaddress(5, address)
# Before axion activation, the miner fund list is empty
assert_getblocktemplate({
'coinbasetxn': {
'minerfund': {
'addresses': [],
'minimumvalue': 0,
},
},
})
# Move MTP forward to axion activation
node.generatetoaddress(1, address)
assert_equal(
node.getblockchaininfo()['mediantime'],
AXION_ACTIVATION_TIME)
def get_best_coinbase():
return node.getblock(node.getbestblockhash(), 2)['tx'][0]
coinbase = get_best_coinbase()
assert_equal(len(coinbase['vout']), 1)
block_reward = coinbase['vout'][0]['value']
# We don't need to test all fields in getblocktemplate since many of
# them are covered in mining_basic.py
assert_equal(node.getmempoolinfo()['size'], 0)
assert_getblocktemplate({
'coinbasetxn': {
# We expect to start seeing the miner fund addresses since the
# next block will start enforcing them.
'minerfund': {
'addresses': [expectedMinerFundAddress],
'minimumvalue': block_reward * 8 // 100 * COIN,
},
},
# Although the coinbase value need not necessarily be the same as
# the last block due to halvings and fees, we know this to be true
# since we are not crossing a halving boundary and there are no
# transactions in the mempool.
'coinbasevalue': block_reward * COIN,
'mintime': AXION_ACTIVATION_TIME + 1,
})
# First block with the new rules
node.generatetoaddress(1, address)
# We expect the coinbase to have multiple outputs now
coinbase = get_best_coinbase()
assert_greater_than_or_equal(len(coinbase['vout']), 2)
total = Decimal()
for o in coinbase['vout']:
total += o['value']
assert_equal(total, block_reward)
assert_getblocktemplate({
'coinbasetxn': {
'minerfund': {
'addresses': [expectedMinerFundAddress],
'minimumvalue': block_reward * 8 // 100 * COIN,
},
},
# Again, we assume the coinbase value is the same as prior blocks.
'coinbasevalue': block_reward * COIN,
'mintime': AXION_ACTIVATION_TIME + 1,
})
# Move MTP forward
node.setmocktime(AXION_ACTIVATION_TIME + 1)
node.generatetoaddress(6, address)
assert_getblocktemplate({
'coinbasetxn': {
'minerfund': {
'addresses': [expectedMinerFundAddress],
'minimumvalue': block_reward * 8 // 100 * COIN,
},
},
'coinbasevalue': block_reward * COIN,
'mintime': AXION_ACTIVATION_TIME + 2,
})
def run_test(self):
self.run_for_node(self.nodes[0], MINER_FUND_ADDR)
self.run_for_node(self.nodes[1], MINER_FUND_LEGACY_ADDR)
if __name__ == '__main__':
AbcMiningRPCTest().main()

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