aboutsummaryrefslogtreecommitdiff
path: root/test/functional/wallet_send.py
blob: 60ab2d457e846e2c1ddf7c93b890dba2b9497a98 (plain)
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
#!/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 the send RPC command."""

from decimal import Decimal, getcontext
from test_framework.authproxy import JSONRPCException
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
    assert_equal,
    assert_fee_amount,
    assert_greater_than,
    assert_raises_rpc_error
)

class WalletSendTest(BitcoinTestFramework):
    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,
                  conf_target=None, estimate_mode=None, add_to_wallet=None, psbt=None,
                  inputs=None, add_inputs=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):
        assert (amount is None) != (data is None)

        from_balance_before = from_wallet.getbalance()
        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 inputs is not None:
            options["inputs"] = inputs
        if add_inputs is not None:
            options["add_inputs"] = add_inputs
        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 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, 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, options=options)
            except AssertionError:
                # Provide debug info if the test fails
                self.log.error("Unexpected successful result:")
                self.log.error(options)
                res = from_wallet.send(outputs=outputs, conf_target=arg_conf_target, estimate_mode=arg_estimate_mode, 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

        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_wallet.getbalance(), amount)
                else:
                    assert_greater_than(from_balance_before - from_wallet.getbalance(), 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_wallet.getbalance())

        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")
        w2 = self.nodes[1].get_wallet_rpc("w2")
        # 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")
        for _ in range(3):
            a2_receive = w2.getnewaddress()
            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.nodes[0].generate(1)
        self.sync_blocks()

        # w4 has private keys enabled, but only contains watch-only keys (from w2)
        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.nodes[0].generate(1)
        self.sync_blocks()

        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
        self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_conf_target=1, arg_estimate_mode="economical",
                       conf_target=1, estimate_mode="economical", add_to_wallet=False, expect_error=(-8,"Use either conf_target and estimate_mode or the options dictionary to control fee rate"))

        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"]

        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("Set fee rate...")
        res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=2, estimate_mode="sat/b", add_to_wallet=False)
        fee = self.nodes[1].decodepsbt(res["psbt"])["fee"]
        assert_fee_amount(fee, Decimal(len(res["hex"]) / 2), Decimal("0.00002"))
        self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=-1, estimate_mode="sat/b",
                       expect_error=(-3, "Amount out of range"))
        # Fee rate of 0.1 satoshi per byte should throw an error
        # TODO: error should use sat/b
        self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=0.1, estimate_mode="sat/b",
                       expect_error=(-4, "Fee rate (0.00000100 BTC/kB) is lower than the minimum fee rate setting (0.00001000 BTC/kB)"))

        self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=0.000001, estimate_mode="BTC/KB",
                       expect_error=(-4, "Fee rate (0.00000100 BTC/kB) is lower than the minimum fee rate setting (0.00001000 BTC/kB)"))

        # 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)
        self.test_send(from_wallet=w0, to_wallet=w1, amount=51, inputs=[utxo1],
                       expect_error=(-4, "Insufficient funds"))
        self.test_send(from_wallet=w0, to_wallet=w1, amount=51, inputs=[utxo1], add_inputs=False,
                       expect_error=(-4, "Insufficient funds"))
        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"]["addresses"], [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"]["addresses"][0]
        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.nodes[0].generate(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.nodes[0].generate(1)
        assert_equal(self.nodes[0].gettransaction(txid)["confirmations"], 1)
        self.sync_all()

        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])


if __name__ == '__main__':
    WalletSendTest().main()