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
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
|
#!/usr/bin/env python3
# Copyright (c) 2020-2022 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 the send RPC command."""
from decimal import Decimal, getcontext
from itertools import product
from test_framework.authproxy import JSONRPCException
from test_framework.descriptors import descsum_create
from test_framework.key import ECKey
from test_framework.messages import (
ser_compact_size,
WITNESS_SCALE_FACTOR,
)
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
assert_fee_amount,
assert_greater_than,
assert_raises_rpc_error,
count_bytes,
)
from test_framework.wallet_util import bytes_to_wif
class WalletSendTest(BitcoinTestFramework):
def add_options(self, parser):
self.add_wallet_options(parser)
def set_test_params(self):
self.num_nodes = 2
# whitelist all peers to speed up tx relay / mempool sync
self.extra_args = [
["-whitelist=127.0.0.1","-walletrbf=1"],
["-whitelist=127.0.0.1","-walletrbf=1"],
]
getcontext().prec = 8 # Satoshi precision for Decimal
def skip_test_if_missing_module(self):
self.skip_if_no_wallet()
def test_send(self, from_wallet, to_wallet=None, amount=None, data=None,
arg_conf_target=None, arg_estimate_mode=None, arg_fee_rate=None,
conf_target=None, estimate_mode=None, fee_rate=None, add_to_wallet=None, psbt=None,
inputs=None, add_inputs=None, include_unsafe=None, change_address=None, change_position=None, change_type=None,
include_watching=None, locktime=None, lock_unspents=None, replaceable=None, subtract_fee_from_outputs=None,
expect_error=None, solving_data=None):
assert (amount is None) != (data is None)
from_balance_before = from_wallet.getbalances()["mine"]["trusted"]
if include_unsafe:
from_balance_before += from_wallet.getbalances()["mine"]["untrusted_pending"]
if to_wallet is None:
assert amount is None
else:
to_untrusted_pending_before = to_wallet.getbalances()["mine"]["untrusted_pending"]
if amount:
dest = to_wallet.getnewaddress()
outputs = {dest: amount}
else:
outputs = {"data": data}
# Construct options dictionary
options = {}
if add_to_wallet is not None:
options["add_to_wallet"] = add_to_wallet
else:
if psbt:
add_to_wallet = False
else:
add_to_wallet = from_wallet.getwalletinfo()["private_keys_enabled"] # Default value
if psbt is not None:
options["psbt"] = psbt
if conf_target is not None:
options["conf_target"] = conf_target
if estimate_mode is not None:
options["estimate_mode"] = estimate_mode
if fee_rate is not None:
options["fee_rate"] = fee_rate
if inputs is not None:
options["inputs"] = inputs
if add_inputs is not None:
options["add_inputs"] = add_inputs
if include_unsafe is not None:
options["include_unsafe"] = include_unsafe
if change_address is not None:
options["change_address"] = change_address
if change_position is not None:
options["change_position"] = change_position
if change_type is not None:
options["change_type"] = change_type
if include_watching is not None:
options["include_watching"] = include_watching
if locktime is not None:
options["locktime"] = locktime
if lock_unspents is not None:
options["lock_unspents"] = lock_unspents
if replaceable is None:
replaceable = True # default
else:
options["replaceable"] = replaceable
if subtract_fee_from_outputs is not None:
options["subtract_fee_from_outputs"] = subtract_fee_from_outputs
if solving_data is not None:
options["solving_data"] = solving_data
if len(options.keys()) == 0:
options = None
if expect_error is None:
res = from_wallet.send(outputs=outputs, conf_target=arg_conf_target, estimate_mode=arg_estimate_mode, fee_rate=arg_fee_rate, options=options)
else:
try:
assert_raises_rpc_error(expect_error[0], expect_error[1], from_wallet.send,
outputs=outputs, conf_target=arg_conf_target, estimate_mode=arg_estimate_mode, fee_rate=arg_fee_rate, options=options)
except AssertionError:
# Provide debug info if the test fails
self.log.error("Unexpected successful result:")
self.log.error(arg_conf_target)
self.log.error(arg_estimate_mode)
self.log.error(arg_fee_rate)
self.log.error(options)
res = from_wallet.send(outputs=outputs, conf_target=arg_conf_target, estimate_mode=arg_estimate_mode, fee_rate=arg_fee_rate, options=options)
self.log.error(res)
if "txid" in res and add_to_wallet:
self.log.error("Transaction details:")
try:
tx = from_wallet.gettransaction(res["txid"])
self.log.error(tx)
self.log.error("testmempoolaccept (transaction may already be in mempool):")
self.log.error(from_wallet.testmempoolaccept([tx["hex"]]))
except JSONRPCException as exc:
self.log.error(exc)
raise
return
if locktime:
return res
if from_wallet.getwalletinfo()["private_keys_enabled"] and not include_watching:
assert_equal(res["complete"], True)
assert "txid" in res
else:
assert_equal(res["complete"], False)
assert not "txid" in res
assert "psbt" in res
from_balance = from_wallet.getbalances()["mine"]["trusted"]
if include_unsafe:
from_balance += from_wallet.getbalances()["mine"]["untrusted_pending"]
if add_to_wallet and not include_watching:
# Ensure transaction exists in the wallet:
tx = from_wallet.gettransaction(res["txid"])
assert tx
assert_equal(tx["bip125-replaceable"], "yes" if replaceable else "no")
# Ensure transaction exists in the mempool:
tx = from_wallet.getrawtransaction(res["txid"], True)
assert tx
if amount:
if subtract_fee_from_outputs:
assert_equal(from_balance_before - from_balance, amount)
else:
assert_greater_than(from_balance_before - from_balance, amount)
else:
assert next((out for out in tx["vout"] if out["scriptPubKey"]["asm"] == "OP_RETURN 35"), None)
else:
assert_equal(from_balance_before, from_balance)
if to_wallet:
self.sync_mempools()
if add_to_wallet:
if not subtract_fee_from_outputs:
assert_equal(to_wallet.getbalances()["mine"]["untrusted_pending"], to_untrusted_pending_before + Decimal(amount if amount else 0))
else:
assert_equal(to_wallet.getbalances()["mine"]["untrusted_pending"], to_untrusted_pending_before)
return res
def run_test(self):
self.log.info("Setup wallets...")
# w0 is a wallet with coinbase rewards
w0 = self.nodes[0].get_wallet_rpc(self.default_wallet_name)
# w1 is a regular wallet
self.nodes[1].createwallet(wallet_name="w1")
w1 = self.nodes[1].get_wallet_rpc("w1")
# w2 contains the private keys for w3
self.nodes[1].createwallet(wallet_name="w2", blank=True)
w2 = self.nodes[1].get_wallet_rpc("w2")
xpriv = "tprv8ZgxMBicQKsPfHCsTwkiM1KT56RXbGGTqvc2hgqzycpwbHqqpcajQeMRZoBD35kW4RtyCemu6j34Ku5DEspmgjKdt2qe4SvRch5Kk8B8A2v"
xpub = "tpubD6NzVbkrYhZ4YkEfMbRJkQyZe7wTkbTNRECozCtJPtdLRn6cT1QKb8yHjwAPcAr26eHBFYs5iLiFFnCbwPRsncCKUKCfubHDMGKzMVcN1Jg"
if self.options.descriptors:
w2.importdescriptors([{
"desc": descsum_create("wpkh(" + xpriv + "/0/0/*)"),
"timestamp": "now",
"range": [0, 100],
"active": True
},{
"desc": descsum_create("wpkh(" + xpriv + "/0/1/*)"),
"timestamp": "now",
"range": [0, 100],
"active": True,
"internal": True
}])
else:
w2.sethdseed(True)
# w3 is a watch-only wallet, based on w2
self.nodes[1].createwallet(wallet_name="w3", disable_private_keys=True)
w3 = self.nodes[1].get_wallet_rpc("w3")
if self.options.descriptors:
# Match the privkeys in w2 for descriptors
res = w3.importdescriptors([{
"desc": descsum_create("wpkh(" + xpub + "/0/0/*)"),
"timestamp": "now",
"range": [0, 100],
"keypool": True,
"active": True,
"watchonly": True
},{
"desc": descsum_create("wpkh(" + xpub + "/0/1/*)"),
"timestamp": "now",
"range": [0, 100],
"keypool": True,
"active": True,
"internal": True,
"watchonly": True
}])
assert_equal(res, [{"success": True}, {"success": True}])
for _ in range(3):
a2_receive = w2.getnewaddress()
if not self.options.descriptors:
# Because legacy wallets use exclusively hardened derivation, we can't do a ranged import like we do for descriptors
a2_change = w2.getrawchangeaddress() # doesn't actually use change derivation
res = w3.importmulti([{
"desc": w2.getaddressinfo(a2_receive)["desc"],
"timestamp": "now",
"keypool": True,
"watchonly": True
},{
"desc": w2.getaddressinfo(a2_change)["desc"],
"timestamp": "now",
"keypool": True,
"internal": True,
"watchonly": True
}])
assert_equal(res, [{"success": True}, {"success": True}])
w0.sendtoaddress(a2_receive, 10) # fund w3
self.generate(self.nodes[0], 1)
if not self.options.descriptors:
# w4 has private keys enabled, but only contains watch-only keys (from w2)
# This is legacy wallet behavior only as descriptor wallets don't allow watchonly and non-watchonly things in the same wallet.
self.nodes[1].createwallet(wallet_name="w4", disable_private_keys=False)
w4 = self.nodes[1].get_wallet_rpc("w4")
for _ in range(3):
a2_receive = w2.getnewaddress()
res = w4.importmulti([{
"desc": w2.getaddressinfo(a2_receive)["desc"],
"timestamp": "now",
"keypool": False,
"watchonly": True
}])
assert_equal(res, [{"success": True}])
w0.sendtoaddress(a2_receive, 10) # fund w4
self.generate(self.nodes[0], 1)
self.log.info("Send to address...")
self.test_send(from_wallet=w0, to_wallet=w1, amount=1)
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=True)
self.log.info("Don't broadcast...")
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=False)
assert res["hex"]
self.log.info("Return PSBT...")
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, psbt=True)
assert res["psbt"]
self.log.info("Create transaction that spends to address, but don't broadcast...")
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=False)
# conf_target & estimate_mode can be set as argument or option
res1 = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_conf_target=1, arg_estimate_mode="economical", add_to_wallet=False)
res2 = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=1, estimate_mode="economical", add_to_wallet=False)
assert_equal(self.nodes[1].decodepsbt(res1["psbt"])["fee"],
self.nodes[1].decodepsbt(res2["psbt"])["fee"])
# but not at the same time
for mode in ["unset", "economical", "conservative"]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_conf_target=1, arg_estimate_mode="economical",
conf_target=1, estimate_mode=mode, add_to_wallet=False,
expect_error=(-8, "Pass conf_target and estimate_mode either as arguments or in the options object, but not both"))
self.log.info("Create PSBT from watch-only wallet w3, sign with w2...")
res = self.test_send(from_wallet=w3, to_wallet=w1, amount=1)
res = w2.walletprocesspsbt(res["psbt"])
assert res["complete"]
if not self.options.descriptors:
# Descriptor wallets do not allow mixed watch-only and non-watch-only things in the same wallet.
# This is specifically testing that w4 ignores its own private keys and creates a psbt with send
# which is not something that needs to be tested in descriptor wallets.
self.log.info("Create PSBT from wallet w4 with watch-only keys, sign with w2...")
self.test_send(from_wallet=w4, to_wallet=w1, amount=1, expect_error=(-4, "Insufficient funds"))
res = self.test_send(from_wallet=w4, to_wallet=w1, amount=1, include_watching=True, add_to_wallet=False)
res = w2.walletprocesspsbt(res["psbt"])
assert res["complete"]
self.log.info("Create OP_RETURN...")
self.test_send(from_wallet=w0, to_wallet=w1, amount=1)
self.test_send(from_wallet=w0, data="Hello World", expect_error=(-8, "Data must be hexadecimal string (not 'Hello World')"))
self.test_send(from_wallet=w0, data="23")
res = self.test_send(from_wallet=w3, data="23")
res = w2.walletprocesspsbt(res["psbt"])
assert res["complete"]
self.log.info("Test setting explicit fee rate")
res1 = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate="1", add_to_wallet=False)
res2 = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate="1", add_to_wallet=False)
assert_equal(self.nodes[1].decodepsbt(res1["psbt"])["fee"], self.nodes[1].decodepsbt(res2["psbt"])["fee"])
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=7, add_to_wallet=False)
fee = self.nodes[1].decodepsbt(res["psbt"])["fee"]
assert_fee_amount(fee, count_bytes(res["hex"]), Decimal("0.00007"))
# "unset" and None are treated the same for estimate_mode
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=2, estimate_mode="unset", add_to_wallet=False)
fee = self.nodes[1].decodepsbt(res["psbt"])["fee"]
assert_fee_amount(fee, count_bytes(res["hex"]), Decimal("0.00002"))
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=4.531, add_to_wallet=False)
fee = self.nodes[1].decodepsbt(res["psbt"])["fee"]
assert_fee_amount(fee, count_bytes(res["hex"]), Decimal("0.00004531"))
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=3, add_to_wallet=False)
fee = self.nodes[1].decodepsbt(res["psbt"])["fee"]
assert_fee_amount(fee, count_bytes(res["hex"]), Decimal("0.00003"))
# Test that passing fee_rate as both an argument and an option raises.
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=1, fee_rate=1, add_to_wallet=False,
expect_error=(-8, "Pass the fee_rate either as an argument, or in the options object, but not both"))
assert_raises_rpc_error(-8, "Use fee_rate (sat/vB) instead of feeRate", w0.send, {w1.getnewaddress(): 1}, 6, "conservative", 1, {"feeRate": 0.01})
assert_raises_rpc_error(-3, "Unexpected key totalFee", w0.send, {w1.getnewaddress(): 1}, 6, "conservative", 1, {"totalFee": 0.01})
for target, mode in product([-1, 0, 1009], ["economical", "conservative"]):
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=target, estimate_mode=mode,
expect_error=(-8, "Invalid conf_target, must be between 1 and 1008")) # max value of 1008 per src/policy/fees.h
msg = 'Invalid estimate_mode parameter, must be one of: "unset", "economical", "conservative"'
for target, mode in product([-1, 0], ["btc/kb", "sat/b"]):
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=target, estimate_mode=mode, expect_error=(-8, msg))
for mode in ["", "foo", Decimal("3.141592")]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=0.1, estimate_mode=mode, expect_error=(-8, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_conf_target=0.1, arg_estimate_mode=mode, expect_error=(-8, msg))
assert_raises_rpc_error(-8, msg, w0.send, {w1.getnewaddress(): 1}, 0.1, mode)
for mode in ["economical", "conservative"]:
for k, v in {"string": "true", "bool": True, "object": {"foo": "bar"}}.items():
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=v, estimate_mode=mode,
expect_error=(-3, f"JSON value of type {k} for field conf_target is not of expected type number"))
# Test setting explicit fee rate just below the minimum of 1 sat/vB.
self.log.info("Explicit fee rate raises RPC error 'fee rate too low' if fee_rate of 0.99999999 is passed")
msg = "Fee rate (0.999 sat/vB) is lower than the minimum fee rate setting (1.000 sat/vB)"
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=0.999, expect_error=(-4, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=0.999, expect_error=(-4, msg))
self.log.info("Explicit fee rate raises if invalid fee_rate is passed")
# Test fee_rate with zero values.
msg = "Fee rate (0.000 sat/vB) is lower than the minimum fee rate setting (1.000 sat/vB)"
for zero_value in [0, 0.000, 0.00000000, "0", "0.000", "0.00000000"]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=zero_value, expect_error=(-4, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=zero_value, expect_error=(-4, msg))
msg = "Invalid amount"
# Test fee_rate values that don't pass fixed-point parsing checks.
for invalid_value in ["", 0.000000001, 1e-09, 1.111111111, 1111111111111111, "31.999999999999999999999"]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=invalid_value, expect_error=(-3, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=invalid_value, expect_error=(-3, msg))
# Test fee_rate values that cannot be represented in sat/vB.
for invalid_value in [0.0001, 0.00000001, 0.00099999, 31.99999999, "0.0001", "0.00000001", "0.00099999", "31.99999999"]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=invalid_value, expect_error=(-3, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=invalid_value, expect_error=(-3, msg))
# Test fee_rate out of range (negative number).
msg = "Amount out of range"
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=-1, expect_error=(-3, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=-1, expect_error=(-3, msg))
# Test type error.
msg = "Amount is not a number or string"
for invalid_value in [True, {"foo": "bar"}]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=invalid_value, expect_error=(-3, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=invalid_value, expect_error=(-3, msg))
# TODO: Return hex if fee rate is below -maxmempool
# res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=0.1, estimate_mode="sat/b", add_to_wallet=False)
# assert res["hex"]
# hex = res["hex"]
# res = self.nodes[0].testmempoolaccept([hex])
# assert not res[0]["allowed"]
# assert_equal(res[0]["reject-reason"], "...") # low fee
# assert_fee_amount(fee, Decimal(len(res["hex"]) / 2), Decimal("0.000001"))
self.log.info("If inputs are specified, do not automatically add more...")
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=51, inputs=[], add_to_wallet=False)
assert res["complete"]
utxo1 = w0.listunspent()[0]
assert_equal(utxo1["amount"], 50)
ERR_NOT_ENOUGH_PRESET_INPUTS = "The preselected coins total amount does not cover the transaction target. " \
"Please allow other inputs to be automatically selected or include more coins manually"
self.test_send(from_wallet=w0, to_wallet=w1, amount=51, inputs=[utxo1],
expect_error=(-4, ERR_NOT_ENOUGH_PRESET_INPUTS))
self.test_send(from_wallet=w0, to_wallet=w1, amount=51, inputs=[utxo1], add_inputs=False,
expect_error=(-4, ERR_NOT_ENOUGH_PRESET_INPUTS))
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=51, inputs=[utxo1], add_inputs=True, add_to_wallet=False)
assert res["complete"]
self.log.info("Manual change address and position...")
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, change_address="not an address",
expect_error=(-5, "Change address must be a valid bitcoin address"))
change_address = w0.getnewaddress()
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=False, change_address=change_address)
assert res["complete"]
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=False, change_address=change_address, change_position=0)
assert res["complete"]
assert_equal(self.nodes[0].decodepsbt(res["psbt"])["tx"]["vout"][0]["scriptPubKey"]["address"], change_address)
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=False, change_type="legacy", change_position=0)
assert res["complete"]
change_address = self.nodes[0].decodepsbt(res["psbt"])["tx"]["vout"][0]["scriptPubKey"]["address"]
assert change_address[0] == "m" or change_address[0] == "n"
self.log.info("Set lock time...")
height = self.nodes[0].getblockchaininfo()["blocks"]
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, locktime=height + 1)
assert res["complete"]
assert res["txid"]
txid = res["txid"]
# Although the wallet finishes the transaction, it can't be added to the mempool yet:
hex = self.nodes[0].gettransaction(res["txid"])["hex"]
res = self.nodes[0].testmempoolaccept([hex])
assert not res[0]["allowed"]
assert_equal(res[0]["reject-reason"], "non-final")
# It shouldn't be confirmed in the next block
self.generate(self.nodes[0], 1)
assert_equal(self.nodes[0].gettransaction(txid)["confirmations"], 0)
# The mempool should allow it now:
res = self.nodes[0].testmempoolaccept([hex])
assert res[0]["allowed"]
# Don't wait for wallet to add it to the mempool:
res = self.nodes[0].sendrawtransaction(hex)
self.generate(self.nodes[0], 1)
assert_equal(self.nodes[0].gettransaction(txid)["confirmations"], 1)
self.log.info("Lock unspents...")
utxo1 = w0.listunspent()[0]
assert_greater_than(utxo1["amount"], 1)
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, inputs=[utxo1], add_to_wallet=False, lock_unspents=True)
assert res["complete"]
locked_coins = w0.listlockunspent()
assert_equal(len(locked_coins), 1)
# Locked coins are automatically unlocked when manually selected
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, inputs=[utxo1], add_to_wallet=False)
assert res["complete"]
self.log.info("Replaceable...")
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=True, replaceable=True)
assert res["complete"]
assert_equal(self.nodes[0].gettransaction(res["txid"])["bip125-replaceable"], "yes")
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=True, replaceable=False)
assert res["complete"]
assert_equal(self.nodes[0].gettransaction(res["txid"])["bip125-replaceable"], "no")
self.log.info("Subtract fee from output")
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, subtract_fee_from_outputs=[0])
self.log.info("Include unsafe inputs")
self.nodes[1].createwallet(wallet_name="w5")
w5 = self.nodes[1].get_wallet_rpc("w5")
self.test_send(from_wallet=w0, to_wallet=w5, amount=2)
self.test_send(from_wallet=w5, to_wallet=w0, amount=1, expect_error=(-4, "Insufficient funds"))
res = self.test_send(from_wallet=w5, to_wallet=w0, amount=1, include_unsafe=True)
assert res["complete"]
self.log.info("External outputs")
eckey = ECKey()
eckey.generate()
privkey = bytes_to_wif(eckey.get_bytes())
self.nodes[1].createwallet("extsend")
ext_wallet = self.nodes[1].get_wallet_rpc("extsend")
self.nodes[1].createwallet("extfund")
ext_fund = self.nodes[1].get_wallet_rpc("extfund")
# Make a weird but signable script. sh(wsh(pkh())) descriptor accomplishes this
desc = descsum_create("sh(wsh(pkh({})))".format(privkey))
if self.options.descriptors:
res = ext_fund.importdescriptors([{"desc": desc, "timestamp": "now"}])
else:
res = ext_fund.importmulti([{"desc": desc, "timestamp": "now"}])
assert res[0]["success"]
addr = self.nodes[0].deriveaddresses(desc)[0]
addr_info = ext_fund.getaddressinfo(addr)
self.nodes[0].sendtoaddress(addr, 10)
self.nodes[0].sendtoaddress(ext_wallet.getnewaddress(), 10)
self.generate(self.nodes[0], 6)
ext_utxo = ext_fund.listunspent(addresses=[addr])[0]
# An external input without solving data should result in an error
self.test_send(from_wallet=ext_wallet, to_wallet=self.nodes[0], amount=15, inputs=[ext_utxo], add_inputs=True, psbt=True, include_watching=True, expect_error=(-4, "Not solvable pre-selected input COutPoint(%s, %s)" % (ext_utxo["txid"][0:10], ext_utxo["vout"])))
# But funding should work when the solving data is provided
res = self.test_send(from_wallet=ext_wallet, to_wallet=self.nodes[0], amount=15, inputs=[ext_utxo], add_inputs=True, psbt=True, include_watching=True, solving_data={"pubkeys": [addr_info['pubkey']], "scripts": [addr_info["embedded"]["scriptPubKey"], addr_info["embedded"]["embedded"]["scriptPubKey"]]})
signed = ext_wallet.walletprocesspsbt(res["psbt"])
signed = ext_fund.walletprocesspsbt(res["psbt"])
assert signed["complete"]
self.nodes[0].finalizepsbt(signed["psbt"])
res = self.test_send(from_wallet=ext_wallet, to_wallet=self.nodes[0], amount=15, inputs=[ext_utxo], add_inputs=True, psbt=True, include_watching=True, solving_data={"descriptors": [desc]})
signed = ext_wallet.walletprocesspsbt(res["psbt"])
signed = ext_fund.walletprocesspsbt(res["psbt"])
assert signed["complete"]
self.nodes[0].finalizepsbt(signed["psbt"])
dec = self.nodes[0].decodepsbt(signed["psbt"])
for i, txin in enumerate(dec["tx"]["vin"]):
if txin["txid"] == ext_utxo["txid"] and txin["vout"] == ext_utxo["vout"]:
input_idx = i
break
psbt_in = dec["inputs"][input_idx]
# Calculate the input weight
# (prevout + sequence + length of scriptSig + scriptsig + 1 byte buffer) * WITNESS_SCALE_FACTOR + num scriptWitness stack items + (length of stack item + stack item) * N stack items + 1 byte buffer
len_scriptsig = len(psbt_in["final_scriptSig"]["hex"]) // 2 if "final_scriptSig" in psbt_in else 0
len_scriptsig += len(ser_compact_size(len_scriptsig)) + 1
len_scriptwitness = (sum([(len(x) // 2) + len(ser_compact_size(len(x) // 2)) for x in psbt_in["final_scriptwitness"]]) + len(psbt_in["final_scriptwitness"]) + 1) if "final_scriptwitness" in psbt_in else 0
input_weight = ((40 + len_scriptsig) * WITNESS_SCALE_FACTOR) + len_scriptwitness
# Input weight error conditions
assert_raises_rpc_error(
-8,
"Input weights should be specified in inputs rather than in options.",
ext_wallet.send,
outputs={self.nodes[0].getnewaddress(): 15},
options={"inputs": [ext_utxo], "input_weights": [{"txid": ext_utxo["txid"], "vout": ext_utxo["vout"], "weight": 1000}]}
)
# Funding should also work when input weights are provided
res = self.test_send(
from_wallet=ext_wallet,
to_wallet=self.nodes[0],
amount=15,
inputs=[{"txid": ext_utxo["txid"], "vout": ext_utxo["vout"], "weight": input_weight}],
add_inputs=True,
psbt=True,
include_watching=True,
fee_rate=10
)
signed = ext_wallet.walletprocesspsbt(res["psbt"])
signed = ext_fund.walletprocesspsbt(res["psbt"])
assert signed["complete"]
tx = self.nodes[0].finalizepsbt(signed["psbt"])
testres = self.nodes[0].testmempoolaccept([tx["hex"]])[0]
assert_equal(testres["allowed"], True)
assert_fee_amount(testres["fees"]["base"], testres["vsize"], Decimal(0.0001))
if __name__ == '__main__':
WalletSendTest().main()
|