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187 lines
7.8 KiB
187 lines
7.8 KiB
#!/usr/bin/env python3
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# Copyright (c) 2017-2021 The Bitcoin Core developers
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# Distributed under the MIT 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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# Test getblockstats rpc call
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#
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from test_framework.blocktools import COINBASE_MATURITY
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import (
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assert_equal,
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assert_raises_rpc_error,
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)
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import json
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import os
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TESTSDIR = os.path.dirname(os.path.realpath(__file__))
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class GetblockstatsTest(BitcoinTestFramework):
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start_height = 101
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max_stat_pos = 2
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def add_options(self, parser):
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parser.add_argument('--gen-test-data', dest='gen_test_data',
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default=False, action='store_true',
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help='Generate test data')
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parser.add_argument('--test-data', dest='test_data',
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default='data/rpc_getblockstats.json',
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action='store', metavar='FILE',
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help='Test data file')
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def set_test_params(self):
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self.num_nodes = 1
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self.setup_clean_chain = True
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self.supports_cli = False
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def get_stats(self):
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return [self.nodes[0].getblockstats(hash_or_height=self.start_height + i) for i in range(self.max_stat_pos+1)]
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def generate_test_data(self, filename):
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mocktime = 1525107225
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self.nodes[0].setmocktime(mocktime)
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self.nodes[0].createwallet(wallet_name='test')
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privkey = self.nodes[0].get_deterministic_priv_key().key
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self.nodes[0].importprivkey(privkey)
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self.generate(self.nodes[0], COINBASE_MATURITY + 1)
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address = self.nodes[0].get_deterministic_priv_key().address
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self.nodes[0].sendtoaddress(address=address, amount=10, subtractfeefromamount=True)
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self.generate(self.nodes[0], 1)
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self.nodes[0].sendtoaddress(address=address, amount=10, subtractfeefromamount=True)
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self.nodes[0].sendtoaddress(address=address, amount=10, subtractfeefromamount=False)
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self.nodes[0].settxfee(amount=0.003)
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self.nodes[0].sendtoaddress(address=address, amount=1, subtractfeefromamount=True)
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# Send to OP_RETURN output to test its exclusion from statistics
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self.nodes[0].send(outputs={"data": "21"})
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self.sync_all()
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self.generate(self.nodes[0], 1)
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self.expected_stats = self.get_stats()
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blocks = []
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tip = self.nodes[0].getbestblockhash()
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blockhash = None
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height = 0
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while tip != blockhash:
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blockhash = self.nodes[0].getblockhash(height)
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blocks.append(self.nodes[0].getblock(blockhash, 0))
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height += 1
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to_dump = {
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'blocks': blocks,
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'mocktime': int(mocktime),
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'stats': self.expected_stats,
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}
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with open(filename, 'w', encoding="utf8") as f:
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json.dump(to_dump, f, sort_keys=True, indent=2)
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def load_test_data(self, filename):
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with open(filename, 'r', encoding="utf8") as f:
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d = json.load(f)
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blocks = d['blocks']
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mocktime = d['mocktime']
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self.expected_stats = d['stats']
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# Set the timestamps from the file so that the nodes can get out of Initial Block Download
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self.nodes[0].setmocktime(mocktime)
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self.sync_all()
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for b in blocks:
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self.nodes[0].submitblock(b)
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def run_test(self):
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test_data = os.path.join(TESTSDIR, self.options.test_data)
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if self.options.gen_test_data:
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self.generate_test_data(test_data)
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else:
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self.load_test_data(test_data)
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self.sync_all()
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stats = self.get_stats()
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# Make sure all valid statistics are included but nothing else is
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expected_keys = self.expected_stats[0].keys()
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assert_equal(set(stats[0].keys()), set(expected_keys))
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assert_equal(stats[0]['height'], self.start_height)
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assert_equal(stats[self.max_stat_pos]['height'], self.start_height + self.max_stat_pos)
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for i in range(self.max_stat_pos+1):
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self.log.info('Checking block %d\n' % (i))
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assert_equal(stats[i], self.expected_stats[i])
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# Check selecting block by hash too
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blockhash = self.expected_stats[i]['blockhash']
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stats_by_hash = self.nodes[0].getblockstats(hash_or_height=blockhash)
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assert_equal(stats_by_hash, self.expected_stats[i])
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# Make sure each stat can be queried on its own
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for stat in expected_keys:
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for i in range(self.max_stat_pos+1):
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result = self.nodes[0].getblockstats(hash_or_height=self.start_height + i, stats=[stat])
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assert_equal(list(result.keys()), [stat])
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if result[stat] != self.expected_stats[i][stat]:
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self.log.info('result[%s] (%d) failed, %r != %r' % (
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stat, i, result[stat], self.expected_stats[i][stat]))
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assert_equal(result[stat], self.expected_stats[i][stat])
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# Make sure only the selected statistics are included (more than one)
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some_stats = {'minfee', 'maxfee'}
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stats = self.nodes[0].getblockstats(hash_or_height=1, stats=list(some_stats))
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assert_equal(set(stats.keys()), some_stats)
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# Test invalid parameters raise the proper json exceptions
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tip = self.start_height + self.max_stat_pos
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assert_raises_rpc_error(-8, 'Target block height %d after current tip %d' % (tip+1, tip),
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self.nodes[0].getblockstats, hash_or_height=tip+1)
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assert_raises_rpc_error(-8, 'Target block height %d is negative' % (-1),
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self.nodes[0].getblockstats, hash_or_height=-1)
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# Make sure not valid stats aren't allowed
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inv_sel_stat = 'asdfghjkl'
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inv_stats = [
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[inv_sel_stat],
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['minfee', inv_sel_stat],
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[inv_sel_stat, 'minfee'],
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['minfee', inv_sel_stat, 'maxfee'],
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]
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for inv_stat in inv_stats:
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assert_raises_rpc_error(-8, f"Invalid selected statistic '{inv_sel_stat}'",
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self.nodes[0].getblockstats, hash_or_height=1, stats=inv_stat)
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# Make sure we aren't always returning inv_sel_stat as the culprit stat
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assert_raises_rpc_error(-8, f"Invalid selected statistic 'aaa{inv_sel_stat}'",
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self.nodes[0].getblockstats, hash_or_height=1, stats=['minfee', f'aaa{inv_sel_stat}'])
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# Mainchain's genesis block shouldn't be found on regtest
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assert_raises_rpc_error(-5, 'Block not found', self.nodes[0].getblockstats,
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hash_or_height='000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f')
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# Invalid number of args
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assert_raises_rpc_error(-1, 'getblockstats hash_or_height ( stats )', self.nodes[0].getblockstats, '00', 1, 2)
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assert_raises_rpc_error(-1, 'getblockstats hash_or_height ( stats )', self.nodes[0].getblockstats)
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self.log.info('Test block height 0')
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genesis_stats = self.nodes[0].getblockstats(0)
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assert_equal(genesis_stats["blockhash"], "0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206")
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assert_equal(genesis_stats["utxo_increase"], 1)
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assert_equal(genesis_stats["utxo_size_inc"], 117)
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assert_equal(genesis_stats["utxo_increase_actual"], 0)
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assert_equal(genesis_stats["utxo_size_inc_actual"], 0)
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self.log.info('Test tip including OP_RETURN')
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tip_stats = self.nodes[0].getblockstats(tip)
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assert_equal(tip_stats["utxo_increase"], 6)
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assert_equal(tip_stats["utxo_size_inc"], 441)
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assert_equal(tip_stats["utxo_increase_actual"], 4)
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assert_equal(tip_stats["utxo_size_inc_actual"], 300)
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if __name__ == '__main__':
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GetblockstatsTest().main()
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