1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
|
#!/usr/bin/env python3
# Copyright (c) 2020 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 coinstatsindex across nodes.
Test that the values returned by gettxoutsetinfo are consistent
between a node running the coinstatsindex and a node without
the index.
"""
from decimal import Decimal
from test_framework.blocktools import (
create_block,
create_coinbase,
)
from test_framework.messages import (
COIN,
COutPoint,
CTransaction,
CTxIn,
CTxOut,
ToHex,
)
from test_framework.script import (
CScript,
OP_FALSE,
OP_RETURN,
)
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
assert_raises_rpc_error,
try_rpc,
)
class CoinStatsIndexTest(BitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 2
self.supports_cli = False
self.extra_args = [
[],
["-coinstatsindex"]
]
def skip_test_if_missing_module(self):
self.skip_if_no_wallet()
def run_test(self):
self._test_coin_stats_index()
def block_sanity_check(self, block_info):
block_subsidy = 50
assert_equal(
block_info['prevout_spent'] + block_subsidy,
block_info['new_outputs_ex_coinbase'] + block_info['coinbase'] + block_info['unspendable']
)
def _test_coin_stats_index(self):
node = self.nodes[0]
index_node = self.nodes[1]
# Both none and muhash options allow the usage of the index
index_hash_options = ['none', 'muhash']
# Generate a normal transaction and mine it
node.generate(101)
address = self.nodes[0].get_deterministic_priv_key().address
node.sendtoaddress(address=address, amount=10, subtractfeefromamount=True)
node.generate(1)
self.sync_blocks(timeout=120)
self.log.info("Test that gettxoutsetinfo() output is consistent with or without coinstatsindex option")
self.wait_until(lambda: not try_rpc(-32603, "Unable to read UTXO set", node.gettxoutsetinfo))
res0 = node.gettxoutsetinfo('none')
# The fields 'disk_size' and 'transactions' do not exist on the index
del res0['disk_size'], res0['transactions']
self.wait_until(lambda: not try_rpc(-32603, "Unable to read UTXO set", index_node.gettxoutsetinfo, 'muhash'))
for hash_option in index_hash_options:
res1 = index_node.gettxoutsetinfo(hash_option)
# The fields 'block_info' and 'total_unspendable_amount' only exist on the index
del res1['block_info'], res1['total_unspendable_amount']
res1.pop('muhash', None)
# Everything left should be the same
assert_equal(res1, res0)
self.log.info("Test that gettxoutsetinfo() can get fetch data on specific heights with index")
# Generate a new tip
node.generate(5)
self.wait_until(lambda: not try_rpc(-32603, "Unable to read UTXO set", index_node.gettxoutsetinfo, 'muhash'))
for hash_option in index_hash_options:
# Fetch old stats by height
res2 = index_node.gettxoutsetinfo(hash_option, 102)
del res2['block_info'], res2['total_unspendable_amount']
res2.pop('muhash', None)
assert_equal(res0, res2)
# Fetch old stats by hash
res3 = index_node.gettxoutsetinfo(hash_option, res0['bestblock'])
del res3['block_info'], res3['total_unspendable_amount']
res3.pop('muhash', None)
assert_equal(res0, res3)
# It does not work without coinstatsindex
assert_raises_rpc_error(-8, "Querying specific block heights requires coinstatsindex", node.gettxoutsetinfo, hash_option, 102)
self.log.info("Test gettxoutsetinfo() with index and verbose flag")
for hash_option in index_hash_options:
# Genesis block is unspendable
res4 = index_node.gettxoutsetinfo(hash_option, 0)
assert_equal(res4['total_unspendable_amount'], 50)
assert_equal(res4['block_info'], {
'unspendable': 50,
'prevout_spent': 0,
'new_outputs_ex_coinbase': 0,
'coinbase': 0,
'unspendables': {
'genesis_block': 50,
'bip30': 0,
'scripts': 0,
'unclaimed_rewards': 0
}
})
self.block_sanity_check(res4['block_info'])
# Test an older block height that included a normal tx
res5 = index_node.gettxoutsetinfo(hash_option, 102)
assert_equal(res5['total_unspendable_amount'], 50)
assert_equal(res5['block_info'], {
'unspendable': 0,
'prevout_spent': 50,
'new_outputs_ex_coinbase': Decimal('49.99995560'),
'coinbase': Decimal('50.00004440'),
'unspendables': {
'genesis_block': 0,
'bip30': 0,
'scripts': 0,
'unclaimed_rewards': 0
}
})
self.block_sanity_check(res5['block_info'])
# Generate and send a normal tx with two outputs
tx1_inputs = []
tx1_outputs = {self.nodes[0].getnewaddress(): 21, self.nodes[0].getnewaddress(): 42}
raw_tx1 = self.nodes[0].createrawtransaction(tx1_inputs, tx1_outputs)
funded_tx1 = self.nodes[0].fundrawtransaction(raw_tx1)
signed_tx1 = self.nodes[0].signrawtransactionwithwallet(funded_tx1['hex'])
tx1_txid = self.nodes[0].sendrawtransaction(signed_tx1['hex'])
# Find the right position of the 21 BTC output
tx1_final = self.nodes[0].gettransaction(tx1_txid)
for output in tx1_final['details']:
if output['amount'] == Decimal('21.00000000') and output['category'] == 'receive':
n = output['vout']
# Generate and send another tx with an OP_RETURN output (which is unspendable)
tx2 = CTransaction()
tx2.vin.append(CTxIn(COutPoint(int(tx1_txid, 16), n), b''))
tx2.vout.append(CTxOut(int(20.99 * COIN), CScript([OP_RETURN] + [OP_FALSE]*30)))
tx2_hex = self.nodes[0].signrawtransactionwithwallet(ToHex(tx2))['hex']
self.nodes[0].sendrawtransaction(tx2_hex)
# Include both txs in a block
self.nodes[0].generate(1)
self.sync_all()
self.wait_until(lambda: not try_rpc(-32603, "Unable to read UTXO set", index_node.gettxoutsetinfo, 'muhash'))
for hash_option in index_hash_options:
# Check all amounts were registered correctly
res6 = index_node.gettxoutsetinfo(hash_option, 108)
assert_equal(res6['total_unspendable_amount'], Decimal('70.98999999'))
assert_equal(res6['block_info'], {
'unspendable': Decimal('20.98999999'),
'prevout_spent': 111,
'new_outputs_ex_coinbase': Decimal('89.99993620'),
'coinbase': Decimal('50.01006381'),
'unspendables': {
'genesis_block': 0,
'bip30': 0,
'scripts': Decimal('20.98999999'),
'unclaimed_rewards': 0
}
})
self.block_sanity_check(res6['block_info'])
# Create a coinbase that does not claim full subsidy and also
# has two outputs
cb = create_coinbase(109, nValue=35)
cb.vout.append(CTxOut(5 * COIN, CScript([OP_FALSE])))
cb.rehash()
# Generate a block that includes previous coinbase
tip = self.nodes[0].getbestblockhash()
block_time = self.nodes[0].getblock(tip)['time'] + 1
block = create_block(int(tip, 16), cb, block_time)
block.solve()
self.nodes[0].submitblock(ToHex(block))
self.sync_all()
self.wait_until(lambda: not try_rpc(-32603, "Unable to read UTXO set", index_node.gettxoutsetinfo, 'muhash'))
for hash_option in index_hash_options:
res7 = index_node.gettxoutsetinfo(hash_option, 109)
assert_equal(res7['total_unspendable_amount'], Decimal('80.98999999'))
assert_equal(res7['block_info'], {
'unspendable': 10,
'prevout_spent': 0,
'new_outputs_ex_coinbase': 0,
'coinbase': 40,
'unspendables': {
'genesis_block': 0,
'bip30': 0,
'scripts': 0,
'unclaimed_rewards': 10
}
})
self.block_sanity_check(res7['block_info'])
if __name__ == '__main__':
CoinStatsIndexTest().main()
|
