Branch data Line data Source code
1 : : // Copyright (c) 2021-2022 The Bitcoin Core developers
2 : : // Distributed under the MIT software license, see the accompanying
3 : : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 : :
5 : : #include <consensus/validation.h>
6 : : #include <key_io.h>
7 : : #include <policy/packages.h>
8 : : #include <policy/policy.h>
9 : : #include <policy/rbf.h>
10 : : #include <primitives/transaction.h>
11 : : #include <script/script.h>
12 : : #include <serialize.h>
13 : : #include <streams.h>
14 : : #include <test/util/random.h>
15 : : #include <test/util/script.h>
16 : : #include <test/util/setup_common.h>
17 : : #include <util/strencodings.h>
18 : : #include <test/util/txmempool.h>
19 : : #include <validation.h>
20 : :
21 : : #include <boost/test/unit_test.hpp>
22 : :
23 : : BOOST_AUTO_TEST_SUITE(txpackage_tests)
24 : : // A fee amount that is above 1sat/vB but below 5sat/vB for most transactions created within these
25 : : // unit tests.
26 : : static const CAmount low_fee_amt{200};
27 : :
28 : : // Create placeholder transactions that have no meaning.
29 : 29 : inline CTransactionRef create_placeholder_tx(size_t num_inputs, size_t num_outputs)
30 : : {
31 : 29 : CMutableTransaction mtx = CMutableTransaction();
32 [ + - ]: 29 : mtx.vin.resize(num_inputs);
33 [ + - ]: 29 : mtx.vout.resize(num_outputs);
34 [ + - + - ]: 58 : auto random_script = CScript() << ToByteVector(InsecureRand256()) << ToByteVector(InsecureRand256());
35 [ + + ]: 1205 : for (size_t i{0}; i < num_inputs; ++i) {
36 : 1176 : mtx.vin[i].prevout.hash = Txid::FromUint256(InsecureRand256());
37 : 1176 : mtx.vin[i].prevout.n = 0;
38 : 1176 : mtx.vin[i].scriptSig = random_script;
39 : : }
40 [ + + ]: 1205 : for (size_t o{0}; o < num_outputs; ++o) {
41 : 1176 : mtx.vout[o].nValue = 1 * CENT;
42 : 1176 : mtx.vout[o].scriptPubKey = random_script;
43 : : }
44 [ + - ]: 58 : return MakeTransactionRef(mtx);
45 : 58 : }
46 [ + - + - : 7 : BOOST_FIXTURE_TEST_CASE(package_hash_tests, TestChain100Setup)
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47 : : {
48 : : // Random real segwit transaction
49 : 1 : DataStream stream_1{
50 [ + - ]: 1 : ParseHex("02000000000101964b8aa63509579ca6086e6012eeaa4c2f4dd1e283da29b67c8eea38b3c6fd220000000000fdffffff0294c618000000000017a9145afbbb42f4e83312666d0697f9e66259912ecde38768fa2c0000000000160014897388a0889390fd0e153a22bb2cf9d8f019faf50247304402200547406380719f84d68cf4e96cc3e4a1688309ef475b150be2b471c70ea562aa02206d255f5acc40fd95981874d77201d2eb07883657ce1c796513f32b6079545cdf0121023ae77335cefcb5ab4c1dc1fb0d2acfece184e593727d7d5906c78e564c7c11d125cf0c00"),
51 [ + - ]: 1 : };
52 [ + - ]: 1 : CTransaction tx_1(deserialize, TX_WITH_WITNESS, stream_1);
53 [ + - ]: 1 : CTransactionRef ptx_1{MakeTransactionRef(tx_1)};
54 : :
55 : : // Random real nonsegwit transaction
56 [ + - ]: 1 : DataStream stream_2{
57 [ + - ]: 1 : ParseHex("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"),
58 [ + - ]: 1 : };
59 [ + - ]: 1 : CTransaction tx_2(deserialize, TX_WITH_WITNESS, stream_2);
60 [ + - ]: 1 : CTransactionRef ptx_2{MakeTransactionRef(tx_2)};
61 : :
62 : : // Random real segwit transaction
63 [ + - ]: 1 : DataStream stream_3{
64 [ + - ]: 1 : ParseHex("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"),
65 [ + - ]: 1 : };
66 [ + - ]: 1 : CTransaction tx_3(deserialize, TX_WITH_WITNESS, stream_3);
67 [ + - ]: 1 : CTransactionRef ptx_3{MakeTransactionRef(tx_3)};
68 : :
69 : : // It's easy to see that wtxids are sorted in lexicographical order:
70 [ + - ]: 1 : Wtxid wtxid_1{Wtxid::FromHex("85cd1a31eb38f74ed5742ec9cb546712ab5aaf747de28a9168b53e846cbda17f").value()};
71 [ + - ]: 1 : Wtxid wtxid_2{Wtxid::FromHex("b4749f017444b051c44dfd2720e88f314ff94f3dd6d56d40ef65854fcd7fff6b").value()};
72 [ + - ]: 1 : Wtxid wtxid_3{Wtxid::FromHex("e065bac15f62bb4e761d761db928ddee65a47296b2b776785abb912cdec474e3").value()};
73 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(tx_1.GetWitnessHash(), wtxid_1);
74 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(tx_2.GetWitnessHash(), wtxid_2);
75 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(tx_3.GetWitnessHash(), wtxid_3);
76 : :
77 [ + - + - : 2 : BOOST_CHECK(wtxid_1.GetHex() < wtxid_2.GetHex());
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- ]
78 [ + - + - : 2 : BOOST_CHECK(wtxid_2.GetHex() < wtxid_3.GetHex());
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- ]
79 : :
80 : : // The txids are not (we want to test that sorting and hashing use wtxid, not txid):
81 [ + - ]: 1 : Txid txid_1{Txid::FromHex("bd0f71c1d5e50589063e134fad22053cdae5ab2320db5bf5e540198b0b5a4e69").value()};
82 [ + - ]: 1 : Txid txid_2{Txid::FromHex("b4749f017444b051c44dfd2720e88f314ff94f3dd6d56d40ef65854fcd7fff6b").value()};
83 [ + - ]: 1 : Txid txid_3{Txid::FromHex("ee707be5201160e32c4fc715bec227d1aeea5940fb4295605e7373edce3b1a93").value()};
84 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(tx_1.GetHash(), txid_1);
85 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(tx_2.GetHash(), txid_2);
86 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(tx_3.GetHash(), txid_3);
87 : :
88 [ + - + - : 2 : BOOST_CHECK(txid_2.GetHex() < txid_1.GetHex());
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- ]
89 : :
90 [ + - + - : 2 : BOOST_CHECK(txid_1.ToUint256() != wtxid_1.ToUint256());
+ - ]
91 [ + - + - : 2 : BOOST_CHECK(txid_2.ToUint256() == wtxid_2.ToUint256());
+ - ]
92 [ + - + - : 2 : BOOST_CHECK(txid_3.ToUint256() != wtxid_3.ToUint256());
+ - ]
93 : :
94 : : // We are testing that both functions compare using GetHex() and not uint256.
95 : : // (in this pair of wtxids, hex string order != uint256 order)
96 [ + - + - : 2 : BOOST_CHECK(wtxid_2 < wtxid_1);
+ - ]
97 : : // (in this pair of wtxids, hex string order == uint256 order)
98 [ + - + - : 2 : BOOST_CHECK(wtxid_2 < wtxid_3);
+ - ]
99 : :
100 : : // All permutations of the package containing ptx_1, ptx_2, ptx_3 have the same package hash
101 [ + + + - : 4 : std::vector<CTransactionRef> package_123{ptx_1, ptx_2, ptx_3};
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102 [ + + + - : 4 : std::vector<CTransactionRef> package_132{ptx_1, ptx_3, ptx_2};
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103 [ + + + - : 4 : std::vector<CTransactionRef> package_231{ptx_2, ptx_3, ptx_1};
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104 [ + + + - : 4 : std::vector<CTransactionRef> package_213{ptx_2, ptx_1, ptx_3};
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105 [ + + + - : 4 : std::vector<CTransactionRef> package_312{ptx_3, ptx_1, ptx_2};
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106 [ + + + - : 4 : std::vector<CTransactionRef> package_321{ptx_3, ptx_2, ptx_1};
- - - - ]
107 : :
108 [ + - + - : 1 : uint256 calculated_hash_123 = (HashWriter() << wtxid_1 << wtxid_2 << wtxid_3).GetSHA256();
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- ]
109 : :
110 [ + - + - : 1 : uint256 hash_if_by_txid = (HashWriter() << wtxid_2 << wtxid_1 << wtxid_3).GetSHA256();
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- ]
111 [ + - + - : 2 : BOOST_CHECK(hash_if_by_txid != calculated_hash_123);
+ - ]
112 : :
113 [ + - + - : 1 : uint256 hash_if_use_txid = (HashWriter() << txid_2 << txid_1 << txid_3).GetSHA256();
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- ]
114 [ + - + - : 2 : BOOST_CHECK(hash_if_use_txid != calculated_hash_123);
+ - ]
115 : :
116 [ + - + - : 1 : uint256 hash_if_use_int_order = (HashWriter() << wtxid_2 << wtxid_1 << wtxid_3).GetSHA256();
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- ]
117 [ + - + - : 2 : BOOST_CHECK(hash_if_use_int_order != calculated_hash_123);
+ - ]
118 : :
119 [ + - + - : 1 : BOOST_CHECK_EQUAL(calculated_hash_123, GetPackageHash(package_123));
+ - ]
120 [ + - + - : 1 : BOOST_CHECK_EQUAL(calculated_hash_123, GetPackageHash(package_132));
+ - ]
121 [ + - + - : 1 : BOOST_CHECK_EQUAL(calculated_hash_123, GetPackageHash(package_231));
+ - ]
122 [ + - + - : 1 : BOOST_CHECK_EQUAL(calculated_hash_123, GetPackageHash(package_213));
+ - ]
123 [ + - + - : 1 : BOOST_CHECK_EQUAL(calculated_hash_123, GetPackageHash(package_312));
+ - ]
124 [ + - + - : 1 : BOOST_CHECK_EQUAL(calculated_hash_123, GetPackageHash(package_321));
+ - ]
125 [ + - + - : 31 : }
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126 : :
127 [ + - + - : 7 : BOOST_FIXTURE_TEST_CASE(package_sanitization_tests, TestChain100Setup)
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128 : : {
129 : : // Packages can't have more than 25 transactions.
130 : 1 : Package package_too_many;
131 [ + - ]: 1 : package_too_many.reserve(MAX_PACKAGE_COUNT + 1);
132 [ + + ]: 27 : for (size_t i{0}; i < MAX_PACKAGE_COUNT + 1; ++i) {
133 [ + - + - ]: 52 : package_too_many.emplace_back(create_placeholder_tx(1, 1));
134 : : }
135 [ + - ]: 1 : PackageValidationState state_too_many;
136 [ + - + - : 2 : BOOST_CHECK(!IsWellFormedPackage(package_too_many, state_too_many, /*require_sorted=*/true));
+ - + - ]
137 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(state_too_many.GetResult(), PackageValidationResult::PCKG_POLICY);
138 [ + - + - : 1 : BOOST_CHECK_EQUAL(state_too_many.GetRejectReason(), "package-too-many-transactions");
+ - ]
139 : :
140 : : // Packages can't have a total weight of more than 404'000WU.
141 [ + - ]: 1 : CTransactionRef large_ptx = create_placeholder_tx(150, 150);
142 : 1 : Package package_too_large;
143 : 1 : auto size_large = GetTransactionWeight(*large_ptx);
144 : 1 : size_t total_weight{0};
145 [ + + ]: 6 : while (total_weight <= MAX_PACKAGE_WEIGHT) {
146 [ + - ]: 4 : package_too_large.push_back(large_ptx);
147 : 4 : total_weight += size_large;
148 : : }
149 [ + - + - : 2 : BOOST_CHECK(package_too_large.size() <= MAX_PACKAGE_COUNT);
+ - ]
150 [ + - ]: 1 : PackageValidationState state_too_large;
151 [ + - + - : 2 : BOOST_CHECK(!IsWellFormedPackage(package_too_large, state_too_large, /*require_sorted=*/true));
+ - + - ]
152 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(state_too_large.GetResult(), PackageValidationResult::PCKG_POLICY);
153 [ + - + - : 1 : BOOST_CHECK_EQUAL(state_too_large.GetRejectReason(), "package-too-large");
+ - ]
154 : :
155 : : // Packages can't contain transactions with the same txid.
156 : 1 : Package package_duplicate_txids_empty;
157 [ + + ]: 4 : for (auto i{0}; i < 3; ++i) {
158 [ + - ]: 3 : CMutableTransaction empty_tx;
159 [ + - + - ]: 9 : package_duplicate_txids_empty.emplace_back(MakeTransactionRef(empty_tx));
160 : 3 : }
161 [ + - ]: 1 : PackageValidationState state_duplicates;
162 [ + - + - : 2 : BOOST_CHECK(!IsWellFormedPackage(package_duplicate_txids_empty, state_duplicates, /*require_sorted=*/true));
+ - + - ]
163 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(state_duplicates.GetResult(), PackageValidationResult::PCKG_POLICY);
164 [ + - + - : 1 : BOOST_CHECK_EQUAL(state_duplicates.GetRejectReason(), "package-contains-duplicates");
+ - ]
165 [ + - + - : 2 : BOOST_CHECK(!IsConsistentPackage(package_duplicate_txids_empty));
+ - + - ]
166 : :
167 : : // Packages can't have transactions spending the same prevout
168 [ + - ]: 1 : CMutableTransaction tx_zero_1;
169 [ + - ]: 1 : CMutableTransaction tx_zero_2;
170 [ + - ]: 1 : COutPoint same_prevout{Txid::FromUint256(InsecureRand256()), 0};
171 [ + - ]: 1 : tx_zero_1.vin.emplace_back(same_prevout);
172 [ + - ]: 1 : tx_zero_2.vin.emplace_back(same_prevout);
173 : : // Different vouts (not the same tx)
174 [ + - ]: 1 : tx_zero_1.vout.emplace_back(CENT, P2WSH_OP_TRUE);
175 [ + - ]: 1 : tx_zero_2.vout.emplace_back(2 * CENT, P2WSH_OP_TRUE);
176 [ + + + - : 3 : Package package_conflicts{MakeTransactionRef(tx_zero_1), MakeTransactionRef(tx_zero_2)};
- - - - ]
177 [ + - + - : 2 : BOOST_CHECK(!IsConsistentPackage(package_conflicts));
+ - + - ]
178 : : // Transactions are considered sorted when they have no dependencies.
179 [ + - + - : 2 : BOOST_CHECK(IsTopoSortedPackage(package_conflicts));
+ - + - ]
180 [ + - ]: 1 : PackageValidationState state_conflicts;
181 [ + - + - : 2 : BOOST_CHECK(!IsWellFormedPackage(package_conflicts, state_conflicts, /*require_sorted=*/true));
+ - + - ]
182 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(state_conflicts.GetResult(), PackageValidationResult::PCKG_POLICY);
183 [ + - + - : 1 : BOOST_CHECK_EQUAL(state_conflicts.GetRejectReason(), "conflict-in-package");
+ - ]
184 : :
185 : : // IsConsistentPackage only cares about conflicts between transactions, not about a transaction
186 : : // conflicting with itself (i.e. duplicate prevouts in vin).
187 [ + - ]: 1 : CMutableTransaction dup_tx;
188 [ + - ]: 1 : const COutPoint rand_prevout{Txid::FromUint256(InsecureRand256()), 0};
189 [ + - ]: 1 : dup_tx.vin.emplace_back(rand_prevout);
190 [ + - ]: 1 : dup_tx.vin.emplace_back(rand_prevout);
191 [ + + + - : 2 : Package package_with_dup_tx{MakeTransactionRef(dup_tx)};
- - - - ]
192 [ + - + - : 2 : BOOST_CHECK(IsConsistentPackage(package_with_dup_tx));
+ - + - ]
193 [ + - + - ]: 1 : package_with_dup_tx.emplace_back(create_placeholder_tx(1, 1));
194 [ + - + - : 2 : BOOST_CHECK(IsConsistentPackage(package_with_dup_tx));
+ - ]
195 [ + - + - : 14 : }
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- - ]
196 : :
197 [ + - + - : 7 : BOOST_FIXTURE_TEST_CASE(package_validation_tests, TestChain100Setup)
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198 : : {
199 : 1 : LOCK(cs_main);
200 [ + - ]: 1 : unsigned int initialPoolSize = m_node.mempool->size();
201 : :
202 : : // Parent and Child Package
203 : 1 : CKey parent_key = GenerateRandomKey();
204 [ + - + - : 1 : CScript parent_locking_script = GetScriptForDestination(PKHash(parent_key.GetPubKey()));
+ - ]
205 [ + - ]: 2 : auto mtx_parent = CreateValidMempoolTransaction(/*input_transaction=*/m_coinbase_txns[0], /*input_vout=*/0,
206 [ + - ]: 1 : /*input_height=*/0, /*input_signing_key=*/coinbaseKey,
207 : : /*output_destination=*/parent_locking_script,
208 [ + - ]: 2 : /*output_amount=*/CAmount(49 * COIN), /*submit=*/false);
209 [ + - ]: 1 : CTransactionRef tx_parent = MakeTransactionRef(mtx_parent);
210 : :
211 : 1 : CKey child_key = GenerateRandomKey();
212 [ + - + - : 1 : CScript child_locking_script = GetScriptForDestination(PKHash(child_key.GetPubKey()));
+ - ]
213 [ + - ]: 2 : auto mtx_child = CreateValidMempoolTransaction(/*input_transaction=*/tx_parent, /*input_vout=*/0,
214 : : /*input_height=*/101, /*input_signing_key=*/parent_key,
215 : : /*output_destination=*/child_locking_script,
216 [ + - ]: 2 : /*output_amount=*/CAmount(48 * COIN), /*submit=*/false);
217 [ + - ]: 1 : CTransactionRef tx_child = MakeTransactionRef(mtx_child);
218 [ + + + - : 3 : Package package_parent_child{tx_parent, tx_child};
- - - - ]
219 [ + - + - ]: 1 : const auto result_parent_child = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool, package_parent_child, /*test_accept=*/true, /*client_maxfeerate=*/{});
220 [ + - - + ]: 1 : if (auto err_parent_child{CheckPackageMempoolAcceptResult(package_parent_child, result_parent_child, /*expect_valid=*/true, nullptr)}) {
221 [ # # # # : 0 : BOOST_ERROR(err_parent_child.value());
# # ]
222 : : } else {
223 : 1 : auto it_parent = result_parent_child.m_tx_results.find(tx_parent->GetWitnessHash());
224 : 1 : auto it_child = result_parent_child.m_tx_results.find(tx_child->GetWitnessHash());
225 : :
226 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_effective_feerate.value().GetFee(GetVirtualTransactionSize(*tx_parent)) == COIN);
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- + - ]
227 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_parent->second.m_wtxids_fee_calculations.value().size(), 1);
+ - ]
228 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_parent->second.m_wtxids_fee_calculations.value().front(), tx_parent->GetWitnessHash());
+ - ]
229 : :
230 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_effective_feerate.value().GetFee(GetVirtualTransactionSize(*tx_child)) == COIN);
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- + - ]
231 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_child->second.m_wtxids_fee_calculations.value().size(), 1);
+ - ]
232 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_child->second.m_wtxids_fee_calculations.value().front(), tx_child->GetWitnessHash());
+ - ]
233 : 0 : }
234 : : // A single, giant transaction submitted through ProcessNewPackage fails on single tx policy.
235 [ + - ]: 1 : CTransactionRef giant_ptx = create_placeholder_tx(999, 999);
236 [ + - + - : 2 : BOOST_CHECK(GetVirtualTransactionSize(*giant_ptx) > DEFAULT_ANCESTOR_SIZE_LIMIT_KVB * 1000);
+ - + - ]
237 [ + + + - : 2 : Package package_single_giant{giant_ptx};
- - - - ]
238 [ + - + - ]: 1 : auto result_single_large = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool, package_single_giant, /*test_accept=*/true, /*client_maxfeerate=*/{});
239 [ + - - + ]: 1 : if (auto err_single_large{CheckPackageMempoolAcceptResult(package_single_giant, result_single_large, /*expect_valid=*/false, nullptr)}) {
240 [ # # # # : 0 : BOOST_ERROR(err_single_large.value());
# # ]
241 : : } else {
242 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(result_single_large.m_state.GetResult(), PackageValidationResult::PCKG_TX);
243 [ + - + - : 1 : BOOST_CHECK_EQUAL(result_single_large.m_state.GetRejectReason(), "transaction failed");
+ - ]
244 : 1 : auto it_giant_tx = result_single_large.m_tx_results.find(giant_ptx->GetWitnessHash());
245 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_giant_tx->second.m_state.GetRejectReason(), "tx-size");
+ - ]
246 : 0 : }
247 : :
248 : : // Check that mempool size hasn't changed.
249 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), initialPoolSize);
+ - ]
250 [ + - + - : 12 : }
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251 : :
252 [ + - + - : 7 : BOOST_FIXTURE_TEST_CASE(noncontextual_package_tests, TestChain100Setup)
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253 : : {
254 : : // The signatures won't be verified so we can just use a placeholder
255 : 1 : CKey placeholder_key = GenerateRandomKey();
256 [ + - + - : 1 : CScript spk = GetScriptForDestination(PKHash(placeholder_key.GetPubKey()));
+ - ]
257 : 1 : CKey placeholder_key_2 = GenerateRandomKey();
258 [ + - + - : 1 : CScript spk2 = GetScriptForDestination(PKHash(placeholder_key_2.GetPubKey()));
+ - ]
259 : :
260 : : // Parent and Child Package
261 : 1 : {
262 [ + - + - ]: 2 : auto mtx_parent = CreateValidMempoolTransaction(m_coinbase_txns[0], 0, 0, coinbaseKey, spk,
263 [ + - ]: 2 : CAmount(49 * COIN), /*submit=*/false);
264 [ + - ]: 1 : CTransactionRef tx_parent = MakeTransactionRef(mtx_parent);
265 : :
266 [ + - ]: 2 : auto mtx_child = CreateValidMempoolTransaction(tx_parent, 0, 101, placeholder_key, spk2,
267 [ + - ]: 2 : CAmount(48 * COIN), /*submit=*/false);
268 [ + - ]: 1 : CTransactionRef tx_child = MakeTransactionRef(mtx_child);
269 : :
270 [ + - ]: 1 : PackageValidationState state;
271 [ + - + - : 5 : BOOST_CHECK(IsWellFormedPackage({tx_parent, tx_child}, state, /*require_sorted=*/true));
+ - + - +
+ + - - -
- - ]
272 [ + - + - : 5 : BOOST_CHECK(!IsWellFormedPackage({tx_child, tx_parent}, state, /*require_sorted=*/true));
+ - + - +
+ + - - -
- - ]
273 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(state.GetResult(), PackageValidationResult::PCKG_POLICY);
274 [ + - + - : 1 : BOOST_CHECK_EQUAL(state.GetRejectReason(), "package-not-sorted");
+ - ]
275 [ + - + - : 5 : BOOST_CHECK(IsChildWithParents({tx_parent, tx_child}));
+ - + - +
+ + - - -
- - ]
276 [ + - + - : 5 : BOOST_CHECK(IsChildWithParentsTree({tx_parent, tx_child}));
+ - + - +
+ + - - -
- - ]
277 [ + - + - : 6 : BOOST_CHECK(GetPackageHash({tx_parent}) != GetPackageHash({tx_child}));
+ - + - +
- + + + -
+ + + - -
- - - - -
- - ]
278 [ + - + - : 7 : BOOST_CHECK(GetPackageHash({tx_child, tx_child}) != GetPackageHash({tx_child}));
+ - + - +
- + + + -
+ + + - -
- - - - -
- - ]
279 [ + - + - : 8 : BOOST_CHECK(GetPackageHash({tx_child, tx_parent}) != GetPackageHash({tx_child, tx_child}));
+ - + - +
- + + + -
+ + + - -
- - - - -
- - ]
280 [ + - + - ]: 4 : }
281 : :
282 : : // 24 Parents and 1 Child
283 : 1 : {
284 : 1 : Package package;
285 [ + - ]: 1 : CMutableTransaction child;
286 [ + + ]: 25 : for (int i{0}; i < 24; ++i) {
287 [ + - + - : 96 : auto parent = MakeTransactionRef(CreateValidMempoolTransaction(m_coinbase_txns[i + 1],
+ - + - ]
288 : 24 : 0, 0, coinbaseKey, spk, CAmount(48 * COIN), false));
289 [ + - ]: 24 : package.emplace_back(parent);
290 [ + - ]: 24 : child.vin.emplace_back(COutPoint(parent->GetHash(), 0));
291 : 24 : }
292 [ + - ]: 1 : child.vout.emplace_back(47 * COIN, spk2);
293 : :
294 : : // The child must be in the package.
295 [ + - + - : 2 : BOOST_CHECK(!IsChildWithParents(package));
+ - ]
296 : :
297 : : // The parents can be in any order.
298 : 1 : FastRandomContext rng;
299 : 1 : std::shuffle(package.begin(), package.end(), rng);
300 [ + - + - : 2 : package.push_back(MakeTransactionRef(child));
- + ]
301 : :
302 [ + - ]: 1 : PackageValidationState state;
303 [ + - + - : 2 : BOOST_CHECK(IsWellFormedPackage(package, state, /*require_sorted=*/true));
+ - + - ]
304 [ + - + - : 2 : BOOST_CHECK(IsChildWithParents(package));
+ - + - ]
305 [ + - + - : 2 : BOOST_CHECK(IsChildWithParentsTree(package));
+ - ]
306 : :
307 : 1 : package.erase(package.begin());
308 [ + - + - : 2 : BOOST_CHECK(IsChildWithParents(package));
+ - + - ]
309 : :
310 : : // The package cannot have unrelated transactions.
311 [ + - ]: 1 : package.insert(package.begin(), m_coinbase_txns[0]);
312 [ + - + - : 2 : BOOST_CHECK(!IsChildWithParents(package));
+ - ]
313 : 2 : }
314 : :
315 : : // 2 Parents and 1 Child where one parent depends on the other.
316 : 1 : {
317 [ + - ]: 1 : CMutableTransaction mtx_parent;
318 [ + - ]: 1 : mtx_parent.vin.emplace_back(COutPoint(m_coinbase_txns[0]->GetHash(), 0));
319 [ + - ]: 1 : mtx_parent.vout.emplace_back(20 * COIN, spk);
320 [ + - ]: 1 : mtx_parent.vout.emplace_back(20 * COIN, spk2);
321 [ + - ]: 1 : CTransactionRef tx_parent = MakeTransactionRef(mtx_parent);
322 : :
323 [ + - ]: 1 : CMutableTransaction mtx_parent_also_child;
324 [ + - ]: 1 : mtx_parent_also_child.vin.emplace_back(COutPoint(tx_parent->GetHash(), 0));
325 [ + - ]: 1 : mtx_parent_also_child.vout.emplace_back(20 * COIN, spk);
326 [ + - ]: 1 : CTransactionRef tx_parent_also_child = MakeTransactionRef(mtx_parent_also_child);
327 : :
328 [ + - ]: 1 : CMutableTransaction mtx_child;
329 [ + - ]: 1 : mtx_child.vin.emplace_back(COutPoint(tx_parent->GetHash(), 1));
330 [ + - ]: 1 : mtx_child.vin.emplace_back(COutPoint(tx_parent_also_child->GetHash(), 0));
331 [ + - ]: 1 : mtx_child.vout.emplace_back(39 * COIN, spk);
332 [ + - ]: 1 : CTransactionRef tx_child = MakeTransactionRef(mtx_child);
333 : :
334 [ + - ]: 1 : PackageValidationState state;
335 [ + - + - : 5 : BOOST_CHECK(IsChildWithParents({tx_parent, tx_parent_also_child}));
+ - + - +
+ + - - -
- - ]
336 [ + - + - : 5 : BOOST_CHECK(IsChildWithParents({tx_parent, tx_child}));
+ - + - +
+ + - - -
- - ]
337 [ + - + - : 6 : BOOST_CHECK(IsChildWithParents({tx_parent, tx_parent_also_child, tx_child}));
+ - + - +
+ + - - -
- - ]
338 [ + - + - : 6 : BOOST_CHECK(!IsChildWithParentsTree({tx_parent, tx_parent_also_child, tx_child}));
+ - + - +
+ + - - -
- - ]
339 : : // IsChildWithParents does not detect unsorted parents.
340 [ + - + - : 6 : BOOST_CHECK(IsChildWithParents({tx_parent_also_child, tx_parent, tx_child}));
+ - + - +
+ + - - -
- - ]
341 [ + - + - : 6 : BOOST_CHECK(IsWellFormedPackage({tx_parent, tx_parent_also_child, tx_child}, state, /*require_sorted=*/true));
+ - + - +
+ + - - -
- - ]
342 [ + - + - : 6 : BOOST_CHECK(!IsWellFormedPackage({tx_parent_also_child, tx_parent, tx_child}, state, /*require_sorted=*/true));
+ - + - +
+ + - - -
- - ]
343 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(state.GetResult(), PackageValidationResult::PCKG_POLICY);
344 [ + - + - : 1 : BOOST_CHECK_EQUAL(state.GetRejectReason(), "package-not-sorted");
+ - ]
345 [ + - + - : 7 : }
+ - ]
346 [ + - + - : 54 : }
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - ]
347 : :
348 [ + - + - : 7 : BOOST_FIXTURE_TEST_CASE(package_submission_tests, TestChain100Setup)
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- ]
349 : : {
350 : 1 : LOCK(cs_main);
351 [ + - ]: 1 : unsigned int expected_pool_size = m_node.mempool->size();
352 : 1 : CKey parent_key = GenerateRandomKey();
353 [ + - + - : 1 : CScript parent_locking_script = GetScriptForDestination(PKHash(parent_key.GetPubKey()));
+ - ]
354 : :
355 : : // Unrelated transactions are not allowed in package submission.
356 : 1 : Package package_unrelated;
357 [ + + ]: 11 : for (size_t i{0}; i < 10; ++i) {
358 [ + - ]: 20 : auto mtx = CreateValidMempoolTransaction(/*input_transaction=*/m_coinbase_txns[i + 25], /*input_vout=*/0,
359 [ + - ]: 10 : /*input_height=*/0, /*input_signing_key=*/coinbaseKey,
360 : : /*output_destination=*/parent_locking_script,
361 [ + - ]: 20 : /*output_amount=*/CAmount(49 * COIN), /*submit=*/false);
362 [ + - + - ]: 30 : package_unrelated.emplace_back(MakeTransactionRef(mtx));
363 : 10 : }
364 [ + - ]: 1 : auto result_unrelated_submit = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
365 [ + - + - ]: 1 : package_unrelated, /*test_accept=*/false, /*client_maxfeerate=*/{});
366 : : // We don't expect m_tx_results for each transaction when basic sanity checks haven't passed.
367 [ + - + - : 2 : BOOST_CHECK(result_unrelated_submit.m_state.IsInvalid());
+ - ]
368 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(result_unrelated_submit.m_state.GetResult(), PackageValidationResult::PCKG_POLICY);
369 [ + - + - : 1 : BOOST_CHECK_EQUAL(result_unrelated_submit.m_state.GetRejectReason(), "package-not-child-with-parents");
+ - ]
370 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
371 : :
372 : : // Parent and Child (and Grandchild) Package
373 : 1 : Package package_parent_child;
374 : 1 : Package package_3gen;
375 [ + - ]: 2 : auto mtx_parent = CreateValidMempoolTransaction(/*input_transaction=*/m_coinbase_txns[0], /*input_vout=*/0,
376 [ + - ]: 1 : /*input_height=*/0, /*input_signing_key=*/coinbaseKey,
377 : : /*output_destination=*/parent_locking_script,
378 [ + - ]: 2 : /*output_amount=*/CAmount(49 * COIN), /*submit=*/false);
379 [ + - ]: 1 : CTransactionRef tx_parent = MakeTransactionRef(mtx_parent);
380 [ + - ]: 1 : package_parent_child.push_back(tx_parent);
381 [ + - ]: 1 : package_3gen.push_back(tx_parent);
382 : :
383 : 1 : CKey child_key = GenerateRandomKey();
384 [ + - + - : 1 : CScript child_locking_script = GetScriptForDestination(PKHash(child_key.GetPubKey()));
+ - ]
385 [ + - ]: 2 : auto mtx_child = CreateValidMempoolTransaction(/*input_transaction=*/tx_parent, /*input_vout=*/0,
386 : : /*input_height=*/101, /*input_signing_key=*/parent_key,
387 : : /*output_destination=*/child_locking_script,
388 [ + - ]: 2 : /*output_amount=*/CAmount(48 * COIN), /*submit=*/false);
389 [ + - ]: 1 : CTransactionRef tx_child = MakeTransactionRef(mtx_child);
390 [ + - ]: 1 : package_parent_child.push_back(tx_child);
391 [ + - ]: 1 : package_3gen.push_back(tx_child);
392 : :
393 : 1 : CKey grandchild_key = GenerateRandomKey();
394 [ + - + - : 1 : CScript grandchild_locking_script = GetScriptForDestination(PKHash(grandchild_key.GetPubKey()));
+ - ]
395 [ + - ]: 2 : auto mtx_grandchild = CreateValidMempoolTransaction(/*input_transaction=*/tx_child, /*input_vout=*/0,
396 : : /*input_height=*/101, /*input_signing_key=*/child_key,
397 : : /*output_destination=*/grandchild_locking_script,
398 [ + - ]: 2 : /*output_amount=*/CAmount(47 * COIN), /*submit=*/false);
399 [ + - ]: 1 : CTransactionRef tx_grandchild = MakeTransactionRef(mtx_grandchild);
400 [ + - ]: 1 : package_3gen.push_back(tx_grandchild);
401 : :
402 : : // 3 Generations is not allowed.
403 : 1 : {
404 [ + - ]: 1 : auto result_3gen_submit = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
405 [ + - + - ]: 1 : package_3gen, /*test_accept=*/false, /*client_maxfeerate=*/{});
406 [ + - + - : 2 : BOOST_CHECK(result_3gen_submit.m_state.IsInvalid());
+ - ]
407 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(result_3gen_submit.m_state.GetResult(), PackageValidationResult::PCKG_POLICY);
408 [ + - + - : 1 : BOOST_CHECK_EQUAL(result_3gen_submit.m_state.GetRejectReason(), "package-not-child-with-parents");
+ - ]
409 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
410 : 1 : }
411 : :
412 : : // Parent and child package where transactions are invalid for reasons other than fee and
413 : : // missing inputs, so the package validation isn't expected to happen.
414 : 1 : {
415 : 1 : CScriptWitness bad_witness;
416 [ + - ]: 1 : bad_witness.stack.emplace_back(1);
417 [ + - ]: 1 : CMutableTransaction mtx_parent_invalid{mtx_parent};
418 [ + - ]: 1 : mtx_parent_invalid.vin[0].scriptWitness = bad_witness;
419 [ + - ]: 1 : CTransactionRef tx_parent_invalid = MakeTransactionRef(mtx_parent_invalid);
420 [ + + + - : 3 : Package package_invalid_parent{tx_parent_invalid, tx_child};
- - - - ]
421 [ + - ]: 1 : auto result_quit_early = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
422 [ + - + - ]: 1 : package_invalid_parent, /*test_accept=*/ false, /*client_maxfeerate=*/{});
423 [ + - - + ]: 1 : if (auto err_parent_invalid{CheckPackageMempoolAcceptResult(package_invalid_parent, result_quit_early, /*expect_valid=*/false, m_node.mempool.get())}) {
424 [ # # # # : 0 : BOOST_ERROR(err_parent_invalid.value());
# # ]
425 : : } else {
426 : 1 : auto it_parent = result_quit_early.m_tx_results.find(tx_parent_invalid->GetWitnessHash());
427 : 1 : auto it_child = result_quit_early.m_tx_results.find(tx_child->GetWitnessHash());
428 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_parent->second.m_state.GetResult(), TxValidationResult::TX_WITNESS_MUTATED);
429 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_parent->second.m_state.GetRejectReason(), "bad-witness-nonstandard");
+ - ]
430 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_child->second.m_state.GetResult(), TxValidationResult::TX_MISSING_INPUTS);
431 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_child->second.m_state.GetRejectReason(), "bad-txns-inputs-missingorspent");
+ - ]
432 : 0 : }
433 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(result_quit_early.m_state.GetResult(), PackageValidationResult::PCKG_TX);
434 [ + - ]: 3 : }
435 : :
436 : : // Child with missing parent.
437 [ + - ]: 1 : mtx_child.vin.emplace_back(COutPoint(package_unrelated[0]->GetHash(), 0));
438 : 1 : Package package_missing_parent;
439 [ + - ]: 1 : package_missing_parent.push_back(tx_parent);
440 [ + - + - : 2 : package_missing_parent.push_back(MakeTransactionRef(mtx_child));
- + ]
441 : 1 : {
442 [ + - ]: 1 : const auto result_missing_parent = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
443 [ + - + - ]: 1 : package_missing_parent, /*test_accept=*/false, /*client_maxfeerate=*/{});
444 [ + - + - : 2 : BOOST_CHECK(result_missing_parent.m_state.IsInvalid());
+ - ]
445 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(result_missing_parent.m_state.GetResult(), PackageValidationResult::PCKG_POLICY);
446 [ + - + - : 1 : BOOST_CHECK_EQUAL(result_missing_parent.m_state.GetRejectReason(), "package-not-child-with-unconfirmed-parents");
+ - ]
447 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
448 : 1 : }
449 : :
450 : : // Submit package with parent + child.
451 : 1 : {
452 [ + - ]: 1 : const auto submit_parent_child = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
453 [ + - + - ]: 1 : package_parent_child, /*test_accept=*/false, /*client_maxfeerate=*/{});
454 : 1 : expected_pool_size += 2;
455 [ + - + - : 2 : BOOST_CHECK_MESSAGE(submit_parent_child.m_state.IsValid(),
+ - + - ]
456 : : "Package validation unexpectedly failed: " << submit_parent_child.m_state.GetRejectReason());
457 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(submit_parent_child.m_tx_results.size(), package_parent_child.size());
458 : 1 : auto it_parent = submit_parent_child.m_tx_results.find(tx_parent->GetWitnessHash());
459 : 1 : auto it_child = submit_parent_child.m_tx_results.find(tx_child->GetWitnessHash());
460 [ + - + - : 2 : BOOST_CHECK(it_parent != submit_parent_child.m_tx_results.end());
+ - ]
461 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_state.IsValid());
+ - ]
462 [ + - + - : 3 : BOOST_CHECK(it_parent->second.m_effective_feerate == CFeeRate(1 * COIN, GetVirtualTransactionSize(*tx_parent)));
+ - + - +
- + - ]
463 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_parent->second.m_wtxids_fee_calculations.value().size(), 1);
+ - ]
464 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_parent->second.m_wtxids_fee_calculations.value().front(), tx_parent->GetWitnessHash());
+ - ]
465 [ + - + - : 3 : BOOST_CHECK(it_child->second.m_effective_feerate == CFeeRate(1 * COIN, GetVirtualTransactionSize(*tx_child)));
+ - + - +
- + - ]
466 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_child->second.m_wtxids_fee_calculations.value().size(), 1);
+ - ]
467 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_child->second.m_wtxids_fee_calculations.value().front(), tx_child->GetWitnessHash());
+ - ]
468 : :
469 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
470 : 1 : }
471 : :
472 : : // Already-in-mempool transactions should be detected and de-duplicated.
473 : 1 : {
474 [ + - ]: 1 : const auto submit_deduped = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
475 [ + - + - ]: 1 : package_parent_child, /*test_accept=*/false, /*client_maxfeerate=*/{});
476 [ + - - + ]: 1 : if (auto err_deduped{CheckPackageMempoolAcceptResult(package_parent_child, submit_deduped, /*expect_valid=*/true, m_node.mempool.get())}) {
477 [ # # # # : 0 : BOOST_ERROR(err_deduped.value());
# # ]
478 : : } else {
479 : 1 : auto it_parent_deduped = submit_deduped.m_tx_results.find(tx_parent->GetWitnessHash());
480 : 1 : auto it_child_deduped = submit_deduped.m_tx_results.find(tx_child->GetWitnessHash());
481 [ + - + - : 2 : BOOST_CHECK(it_parent_deduped->second.m_result_type == MempoolAcceptResult::ResultType::MEMPOOL_ENTRY);
+ - ]
482 [ + - + - ]: 2 : BOOST_CHECK(it_child_deduped->second.m_result_type == MempoolAcceptResult::ResultType::MEMPOOL_ENTRY);
483 : 0 : }
484 : :
485 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
486 : 1 : }
487 [ + - + - : 11 : }
- + + - +
- + - +
- ]
488 : :
489 : : // Tests for packages containing transactions that have same-txid-different-witness equivalents in
490 : : // the mempool.
491 [ + - + - : 7 : BOOST_FIXTURE_TEST_CASE(package_witness_swap_tests, TestChain100Setup)
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- ]
492 : : {
493 : : // Mine blocks to mature coinbases.
494 : 1 : mineBlocks(5);
495 : 1 : MockMempoolMinFee(CFeeRate(5000));
496 : 1 : LOCK(cs_main);
497 : :
498 : : // Transactions with a same-txid-different-witness transaction in the mempool should be ignored,
499 : : // and the mempool entry's wtxid returned.
500 [ + - + - ]: 1 : CScript witnessScript = CScript() << OP_DROP << OP_TRUE;
501 [ + - + - ]: 1 : CScript scriptPubKey = GetScriptForDestination(WitnessV0ScriptHash(witnessScript));
502 [ + - ]: 2 : auto mtx_parent = CreateValidMempoolTransaction(/*input_transaction=*/m_coinbase_txns[0], /*input_vout=*/0,
503 [ + - ]: 1 : /*input_height=*/0, /*input_signing_key=*/coinbaseKey,
504 : : /*output_destination=*/scriptPubKey,
505 [ + - ]: 2 : /*output_amount=*/CAmount(49 * COIN), /*submit=*/false);
506 [ + - ]: 1 : CTransactionRef ptx_parent = MakeTransactionRef(mtx_parent);
507 : :
508 : : // Make two children with the same txid but different witnesses.
509 : 1 : CScriptWitness witness1;
510 [ + - ]: 1 : witness1.stack.emplace_back(1);
511 [ - + + - ]: 1 : witness1.stack.emplace_back(witnessScript.begin(), witnessScript.end());
512 : :
513 [ + - ]: 1 : CScriptWitness witness2(witness1);
514 [ + - ]: 1 : witness2.stack.emplace_back(2);
515 [ - + + - ]: 1 : witness2.stack.emplace_back(witnessScript.begin(), witnessScript.end());
516 : :
517 : 1 : CKey child_key = GenerateRandomKey();
518 [ + - + - : 1 : CScript child_locking_script = GetScriptForDestination(WitnessV0KeyHash(child_key.GetPubKey()));
+ - ]
519 [ + - ]: 1 : CMutableTransaction mtx_child1;
520 : 1 : mtx_child1.version = 1;
521 [ + - ]: 1 : mtx_child1.vin.resize(1);
522 : 1 : mtx_child1.vin[0].prevout.hash = ptx_parent->GetHash();
523 : 1 : mtx_child1.vin[0].prevout.n = 0;
524 : 1 : mtx_child1.vin[0].scriptSig = CScript();
525 [ + - ]: 1 : mtx_child1.vin[0].scriptWitness = witness1;
526 [ + - ]: 1 : mtx_child1.vout.resize(1);
527 : 1 : mtx_child1.vout[0].nValue = CAmount(48 * COIN);
528 : 1 : mtx_child1.vout[0].scriptPubKey = child_locking_script;
529 : :
530 [ + - ]: 1 : CMutableTransaction mtx_child2{mtx_child1};
531 [ + - ]: 1 : mtx_child2.vin[0].scriptWitness = witness2;
532 : :
533 [ + - ]: 1 : CTransactionRef ptx_child1 = MakeTransactionRef(mtx_child1);
534 [ + - ]: 1 : CTransactionRef ptx_child2 = MakeTransactionRef(mtx_child2);
535 : :
536 : : // child1 and child2 have the same txid
537 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(ptx_child1->GetHash(), ptx_child2->GetHash());
538 : : // child1 and child2 have different wtxids
539 [ + - + - : 2 : BOOST_CHECK(ptx_child1->GetWitnessHash() != ptx_child2->GetWitnessHash());
+ - ]
540 : : // Check that they have different package hashes
541 [ + - + - : 8 : BOOST_CHECK(GetPackageHash({ptx_parent, ptx_child1}) != GetPackageHash({ptx_parent, ptx_child2}));
+ - + - +
- + + + -
+ + + - -
- - - - -
- - ]
542 : :
543 : : // Try submitting Package1{parent, child1} and Package2{parent, child2} where the children are
544 : : // same-txid-different-witness.
545 : 1 : {
546 [ + + + - : 3 : Package package_parent_child1{ptx_parent, ptx_child1};
- - - - ]
547 [ + - ]: 1 : const auto submit_witness1 = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
548 [ + - + - ]: 1 : package_parent_child1, /*test_accept=*/false, /*client_maxfeerate=*/{});
549 [ + - - + ]: 1 : if (auto err_witness1{CheckPackageMempoolAcceptResult(package_parent_child1, submit_witness1, /*expect_valid=*/true, m_node.mempool.get())}) {
550 [ # # # # : 0 : BOOST_ERROR(err_witness1.value());
# # ]
551 : 0 : }
552 : :
553 : : // Child2 would have been validated individually.
554 [ + + + - : 3 : Package package_parent_child2{ptx_parent, ptx_child2};
- - - - ]
555 [ + - ]: 1 : const auto submit_witness2 = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
556 [ + - + - ]: 1 : package_parent_child2, /*test_accept=*/false, /*client_maxfeerate=*/{});
557 [ + - - + ]: 1 : if (auto err_witness2{CheckPackageMempoolAcceptResult(package_parent_child2, submit_witness2, /*expect_valid=*/true, m_node.mempool.get())}) {
558 [ # # # # : 0 : BOOST_ERROR(err_witness2.value());
# # ]
559 : : } else {
560 : 1 : auto it_parent2_deduped = submit_witness2.m_tx_results.find(ptx_parent->GetWitnessHash());
561 : 1 : auto it_child2 = submit_witness2.m_tx_results.find(ptx_child2->GetWitnessHash());
562 [ + - + - : 2 : BOOST_CHECK(it_parent2_deduped->second.m_result_type == MempoolAcceptResult::ResultType::MEMPOOL_ENTRY);
+ - ]
563 [ + - + - : 2 : BOOST_CHECK(it_child2->second.m_result_type == MempoolAcceptResult::ResultType::DIFFERENT_WITNESS);
+ - ]
564 [ + - + - : 1 : BOOST_CHECK_EQUAL(ptx_child1->GetWitnessHash(), it_child2->second.m_other_wtxid.value());
+ - ]
565 : 0 : }
566 : :
567 : : // Deduplication should work when wtxid != txid. Submit package with the already-in-mempool
568 : : // transactions again, which should not fail.
569 [ + - ]: 1 : const auto submit_segwit_dedup = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
570 [ + - + - ]: 1 : package_parent_child1, /*test_accept=*/false, /*client_maxfeerate=*/{});
571 [ + - - + ]: 1 : if (auto err_segwit_dedup{CheckPackageMempoolAcceptResult(package_parent_child1, submit_segwit_dedup, /*expect_valid=*/true, m_node.mempool.get())}) {
572 [ # # # # : 0 : BOOST_ERROR(err_segwit_dedup.value());
# # ]
573 : : } else {
574 : 1 : auto it_parent_dup = submit_segwit_dedup.m_tx_results.find(ptx_parent->GetWitnessHash());
575 : 1 : auto it_child_dup = submit_segwit_dedup.m_tx_results.find(ptx_child1->GetWitnessHash());
576 [ + - + - : 2 : BOOST_CHECK(it_parent_dup->second.m_result_type == MempoolAcceptResult::ResultType::MEMPOOL_ENTRY);
+ - ]
577 [ + - + - ]: 2 : BOOST_CHECK(it_child_dup->second.m_result_type == MempoolAcceptResult::ResultType::MEMPOOL_ENTRY);
578 : 0 : }
579 : 1 : }
580 : :
581 : : // Try submitting Package1{child2, grandchild} where child2 is same-txid-different-witness as
582 : : // the in-mempool transaction, child1. Since child1 exists in the mempool and its outputs are
583 : : // available, child2 should be ignored and grandchild should be accepted.
584 : : //
585 : : // This tests a potential censorship vector in which an attacker broadcasts a competing package
586 : : // where a parent's witness is mutated. The honest package should be accepted despite the fact
587 : : // that we don't allow witness replacement.
588 : 1 : CKey grandchild_key = GenerateRandomKey();
589 [ + - + - : 1 : CScript grandchild_locking_script = GetScriptForDestination(WitnessV0KeyHash(grandchild_key.GetPubKey()));
+ - ]
590 [ + - ]: 2 : auto mtx_grandchild = CreateValidMempoolTransaction(/*input_transaction=*/ptx_child2, /*input_vout=*/0,
591 : : /*input_height=*/0, /*input_signing_key=*/child_key,
592 : : /*output_destination=*/grandchild_locking_script,
593 [ + - ]: 2 : /*output_amount=*/CAmount(47 * COIN), /*submit=*/false);
594 [ + - ]: 1 : CTransactionRef ptx_grandchild = MakeTransactionRef(mtx_grandchild);
595 : : // Check that they have different package hashes
596 [ + - + - : 8 : BOOST_CHECK(GetPackageHash({ptx_child1, ptx_grandchild}) != GetPackageHash({ptx_child2, ptx_grandchild}));
+ - + - +
- + + + -
+ + + - -
- - - - -
- - ]
597 : : // We already submitted child1 above.
598 : 1 : {
599 [ + + + - : 3 : Package package_child2_grandchild{ptx_child2, ptx_grandchild};
- - - - ]
600 [ + - ]: 1 : const auto submit_spend_ignored = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
601 [ + - + - ]: 1 : package_child2_grandchild, /*test_accept=*/false, /*client_maxfeerate=*/{});
602 [ + - - + ]: 1 : if (auto err_spend_ignored{CheckPackageMempoolAcceptResult(package_child2_grandchild, submit_spend_ignored, /*expect_valid=*/true, m_node.mempool.get())}) {
603 [ # # # # : 0 : BOOST_ERROR(err_spend_ignored.value());
# # ]
604 : : } else {
605 : 1 : auto it_child2_ignored = submit_spend_ignored.m_tx_results.find(ptx_child2->GetWitnessHash());
606 : 1 : auto it_grandchild = submit_spend_ignored.m_tx_results.find(ptx_grandchild->GetWitnessHash());
607 [ + - + - : 2 : BOOST_CHECK(it_child2_ignored->second.m_result_type == MempoolAcceptResult::ResultType::DIFFERENT_WITNESS);
+ - ]
608 [ + - + - ]: 2 : BOOST_CHECK(it_grandchild->second.m_result_type == MempoolAcceptResult::ResultType::VALID);
609 : 0 : }
610 : 1 : }
611 : :
612 : : // A package Package{parent1, parent2, parent3, child} where the parents are a mixture of
613 : : // identical-tx-in-mempool, same-txid-different-witness-in-mempool, and new transactions.
614 : 1 : Package package_mixed;
615 : :
616 : : // Give all the parents anyone-can-spend scripts so we don't have to deal with signing the child.
617 [ + - ]: 1 : CScript acs_script = CScript() << OP_TRUE;
618 [ + - + - ]: 1 : CScript acs_spk = GetScriptForDestination(WitnessV0ScriptHash(acs_script));
619 : 1 : CScriptWitness acs_witness;
620 [ - + + - ]: 1 : acs_witness.stack.emplace_back(acs_script.begin(), acs_script.end());
621 : :
622 : : // parent1 will already be in the mempool
623 [ + - + - ]: 2 : auto mtx_parent1 = CreateValidMempoolTransaction(/*input_transaction=*/m_coinbase_txns[1], /*input_vout=*/0,
624 : : /*input_height=*/0, /*input_signing_key=*/coinbaseKey,
625 : : /*output_destination=*/acs_spk,
626 [ + - ]: 2 : /*output_amount=*/CAmount(49 * COIN), /*submit=*/true);
627 [ + - ]: 1 : CTransactionRef ptx_parent1 = MakeTransactionRef(mtx_parent1);
628 [ + - ]: 1 : package_mixed.push_back(ptx_parent1);
629 : :
630 : : // parent2 will have a same-txid-different-witness tx already in the mempool
631 [ + - + - ]: 1 : CScript grandparent2_script = CScript() << OP_DROP << OP_TRUE;
632 [ + - + - ]: 1 : CScript grandparent2_spk = GetScriptForDestination(WitnessV0ScriptHash(grandparent2_script));
633 : 1 : CScriptWitness parent2_witness1;
634 [ + - ]: 1 : parent2_witness1.stack.emplace_back(1);
635 [ - + + - ]: 1 : parent2_witness1.stack.emplace_back(grandparent2_script.begin(), grandparent2_script.end());
636 : 1 : CScriptWitness parent2_witness2;
637 [ + - ]: 1 : parent2_witness2.stack.emplace_back(2);
638 [ - + + - ]: 1 : parent2_witness2.stack.emplace_back(grandparent2_script.begin(), grandparent2_script.end());
639 : :
640 : : // Create grandparent2 creating an output with multiple spending paths. Submit to mempool.
641 [ + - + - ]: 2 : auto mtx_grandparent2 = CreateValidMempoolTransaction(/*input_transaction=*/m_coinbase_txns[2], /*input_vout=*/0,
642 : : /*input_height=*/0, /*input_signing_key=*/coinbaseKey,
643 : : /*output_destination=*/grandparent2_spk,
644 [ + - ]: 2 : /*output_amount=*/CAmount(49 * COIN), /*submit=*/true);
645 [ + - ]: 1 : CTransactionRef ptx_grandparent2 = MakeTransactionRef(mtx_grandparent2);
646 : :
647 [ + - ]: 1 : CMutableTransaction mtx_parent2_v1;
648 : 1 : mtx_parent2_v1.version = 1;
649 [ + - ]: 1 : mtx_parent2_v1.vin.resize(1);
650 : 1 : mtx_parent2_v1.vin[0].prevout.hash = ptx_grandparent2->GetHash();
651 : 1 : mtx_parent2_v1.vin[0].prevout.n = 0;
652 : 1 : mtx_parent2_v1.vin[0].scriptSig = CScript();
653 [ + - ]: 1 : mtx_parent2_v1.vin[0].scriptWitness = parent2_witness1;
654 [ + - ]: 1 : mtx_parent2_v1.vout.resize(1);
655 : 1 : mtx_parent2_v1.vout[0].nValue = CAmount(48 * COIN);
656 : 1 : mtx_parent2_v1.vout[0].scriptPubKey = acs_spk;
657 : :
658 [ + - ]: 1 : CMutableTransaction mtx_parent2_v2{mtx_parent2_v1};
659 [ + - ]: 1 : mtx_parent2_v2.vin[0].scriptWitness = parent2_witness2;
660 : :
661 [ + - ]: 1 : CTransactionRef ptx_parent2_v1 = MakeTransactionRef(mtx_parent2_v1);
662 [ + - ]: 1 : CTransactionRef ptx_parent2_v2 = MakeTransactionRef(mtx_parent2_v2);
663 : : // Put parent2_v1 in the package, submit parent2_v2 to the mempool.
664 [ + - ]: 1 : const MempoolAcceptResult parent2_v2_result = m_node.chainman->ProcessTransaction(ptx_parent2_v2);
665 [ + - + - : 2 : BOOST_CHECK(parent2_v2_result.m_result_type == MempoolAcceptResult::ResultType::VALID);
+ - ]
666 [ + - ]: 1 : package_mixed.push_back(ptx_parent2_v1);
667 : :
668 : : // parent3 will be a new transaction. Put a low feerate to make it invalid on its own.
669 [ + - + - ]: 2 : auto mtx_parent3 = CreateValidMempoolTransaction(/*input_transaction=*/m_coinbase_txns[3], /*input_vout=*/0,
670 : : /*input_height=*/0, /*input_signing_key=*/coinbaseKey,
671 : : /*output_destination=*/acs_spk,
672 [ + - ]: 2 : /*output_amount=*/CAmount(50 * COIN - low_fee_amt), /*submit=*/false);
673 [ + - ]: 1 : CTransactionRef ptx_parent3 = MakeTransactionRef(mtx_parent3);
674 [ + - ]: 1 : package_mixed.push_back(ptx_parent3);
675 [ + - + - : 2 : BOOST_CHECK(m_node.mempool->GetMinFee().GetFee(GetVirtualTransactionSize(*ptx_parent3)) > low_fee_amt);
+ - + - +
- + - ]
676 [ + - + - : 2 : BOOST_CHECK(m_node.mempool->m_opts.min_relay_feerate.GetFee(GetVirtualTransactionSize(*ptx_parent3)) <= low_fee_amt);
+ - + - ]
677 : :
678 : : // child spends parent1, parent2, and parent3
679 : 1 : CKey mixed_grandchild_key = GenerateRandomKey();
680 [ + - + - : 1 : CScript mixed_child_spk = GetScriptForDestination(WitnessV0KeyHash(mixed_grandchild_key.GetPubKey()));
+ - ]
681 : :
682 [ + - ]: 1 : CMutableTransaction mtx_mixed_child;
683 [ + - ]: 1 : mtx_mixed_child.vin.emplace_back(COutPoint(ptx_parent1->GetHash(), 0));
684 [ + - ]: 1 : mtx_mixed_child.vin.emplace_back(COutPoint(ptx_parent2_v1->GetHash(), 0));
685 [ + - ]: 1 : mtx_mixed_child.vin.emplace_back(COutPoint(ptx_parent3->GetHash(), 0));
686 [ + - ]: 1 : mtx_mixed_child.vin[0].scriptWitness = acs_witness;
687 [ + - ]: 1 : mtx_mixed_child.vin[1].scriptWitness = acs_witness;
688 [ + - ]: 1 : mtx_mixed_child.vin[2].scriptWitness = acs_witness;
689 [ + - ]: 1 : mtx_mixed_child.vout.emplace_back((48 + 49 + 50 - 1) * COIN, mixed_child_spk);
690 [ + - ]: 1 : CTransactionRef ptx_mixed_child = MakeTransactionRef(mtx_mixed_child);
691 [ + - ]: 1 : package_mixed.push_back(ptx_mixed_child);
692 : :
693 : : // Submit package:
694 : : // parent1 should be ignored
695 : : // parent2_v1 should be ignored (and v2 wtxid returned)
696 : : // parent3 should be accepted
697 : : // child should be accepted
698 : 1 : {
699 [ + - + - ]: 1 : const auto mixed_result = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool, package_mixed, false, /*client_maxfeerate=*/{});
700 [ + - - + ]: 1 : if (auto err_mixed{CheckPackageMempoolAcceptResult(package_mixed, mixed_result, /*expect_valid=*/true, m_node.mempool.get())}) {
701 [ # # # # : 0 : BOOST_ERROR(err_mixed.value());
# # ]
702 : : } else {
703 : 1 : auto it_parent1 = mixed_result.m_tx_results.find(ptx_parent1->GetWitnessHash());
704 : 1 : auto it_parent2 = mixed_result.m_tx_results.find(ptx_parent2_v1->GetWitnessHash());
705 : 1 : auto it_parent3 = mixed_result.m_tx_results.find(ptx_parent3->GetWitnessHash());
706 : 1 : auto it_child = mixed_result.m_tx_results.find(ptx_mixed_child->GetWitnessHash());
707 : :
708 [ + - + - : 2 : BOOST_CHECK(it_parent1->second.m_result_type == MempoolAcceptResult::ResultType::MEMPOOL_ENTRY);
+ - ]
709 [ + - + - : 2 : BOOST_CHECK(it_parent2->second.m_result_type == MempoolAcceptResult::ResultType::DIFFERENT_WITNESS);
+ - ]
710 [ + - + - : 2 : BOOST_CHECK(it_parent3->second.m_result_type == MempoolAcceptResult::ResultType::VALID);
+ - ]
711 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_result_type == MempoolAcceptResult::ResultType::VALID);
+ - ]
712 [ + - + - : 1 : BOOST_CHECK_EQUAL(ptx_parent2_v2->GetWitnessHash(), it_parent2->second.m_other_wtxid.value());
+ - ]
713 : :
714 : : // package feerate should include parent3 and child. It should not include parent1 or parent2_v1.
715 [ + - + - : 1 : const CFeeRate expected_feerate(1 * COIN, GetVirtualTransactionSize(*ptx_parent3) + GetVirtualTransactionSize(*ptx_mixed_child));
+ - ]
716 [ + - + - : 2 : BOOST_CHECK(it_parent3->second.m_effective_feerate.value() == expected_feerate);
+ - + - ]
717 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_effective_feerate.value() == expected_feerate);
+ - + - ]
718 [ + - ]: 1 : std::vector<Wtxid> expected_wtxids({ptx_parent3->GetWitnessHash(), ptx_mixed_child->GetWitnessHash()});
719 [ + - + - : 2 : BOOST_CHECK(it_parent3->second.m_wtxids_fee_calculations.value() == expected_wtxids);
+ - + - ]
720 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_wtxids_fee_calculations.value() == expected_wtxids);
+ - ]
721 : 1 : }
722 [ + - ]: 1 : }
723 [ + - + - : 42 : }
+ - + - +
- + - + -
+ - - + +
- + - - +
+ - + - +
- + - + -
+ - + - +
- - + + -
+ - + - +
- + - + -
+ - + - +
- + - ]
724 : :
725 [ + - + - : 7 : BOOST_FIXTURE_TEST_CASE(package_cpfp_tests, TestChain100Setup)
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- ]
726 : : {
727 : 1 : mineBlocks(5);
728 : 1 : MockMempoolMinFee(CFeeRate(5000));
729 : 1 : LOCK(::cs_main);
730 [ + - ]: 1 : size_t expected_pool_size = m_node.mempool->size();
731 : 1 : CKey child_key = GenerateRandomKey();
732 [ + - + - : 1 : CScript parent_spk = GetScriptForDestination(WitnessV0KeyHash(child_key.GetPubKey()));
+ - ]
733 : 1 : CKey grandchild_key = GenerateRandomKey();
734 [ + - + - : 1 : CScript child_spk = GetScriptForDestination(WitnessV0KeyHash(grandchild_key.GetPubKey()));
+ - ]
735 : :
736 : : // low-fee parent and high-fee child package
737 : 1 : const CAmount coinbase_value{50 * COIN};
738 : 1 : const CAmount parent_value{coinbase_value - low_fee_amt};
739 : 1 : const CAmount child_value{parent_value - COIN};
740 : :
741 : 1 : Package package_cpfp;
742 [ + - ]: 2 : auto mtx_parent = CreateValidMempoolTransaction(/*input_transaction=*/m_coinbase_txns[0], /*input_vout=*/0,
743 [ + - ]: 1 : /*input_height=*/0, /*input_signing_key=*/coinbaseKey,
744 : : /*output_destination=*/parent_spk,
745 [ + - ]: 2 : /*output_amount=*/parent_value, /*submit=*/false);
746 [ + - ]: 1 : CTransactionRef tx_parent = MakeTransactionRef(mtx_parent);
747 [ + - ]: 1 : package_cpfp.push_back(tx_parent);
748 : :
749 [ + - ]: 2 : auto mtx_child = CreateValidMempoolTransaction(/*input_transaction=*/tx_parent, /*input_vout=*/0,
750 : : /*input_height=*/101, /*input_signing_key=*/child_key,
751 : : /*output_destination=*/child_spk,
752 [ + - ]: 2 : /*output_amount=*/child_value, /*submit=*/false);
753 [ + - ]: 1 : CTransactionRef tx_child = MakeTransactionRef(mtx_child);
754 [ + - ]: 1 : package_cpfp.push_back(tx_child);
755 : :
756 : : // Package feerate is calculated using modified fees, and prioritisetransaction accepts negative
757 : : // fee deltas. This should be taken into account. De-prioritise the parent transaction
758 : : // to bring the package feerate to 0.
759 [ + - ]: 1 : m_node.mempool->PrioritiseTransaction(tx_parent->GetHash(), child_value - coinbase_value);
760 : 1 : {
761 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
762 [ + - ]: 1 : const auto submit_cpfp_deprio = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
763 [ + - + - ]: 1 : package_cpfp, /*test_accept=*/ false, /*client_maxfeerate=*/{});
764 [ + - - + ]: 1 : if (auto err_cpfp_deprio{CheckPackageMempoolAcceptResult(package_cpfp, submit_cpfp_deprio, /*expect_valid=*/false, m_node.mempool.get())}) {
765 [ # # # # : 0 : BOOST_ERROR(err_cpfp_deprio.value());
# # ]
766 : : } else {
767 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(submit_cpfp_deprio.m_state.GetResult(), PackageValidationResult::PCKG_TX);
768 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(submit_cpfp_deprio.m_tx_results.find(tx_parent->GetWitnessHash())->second.m_state.GetResult(),
769 : : TxValidationResult::TX_MEMPOOL_POLICY);
770 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(submit_cpfp_deprio.m_tx_results.find(tx_child->GetWitnessHash())->second.m_state.GetResult(),
771 : : TxValidationResult::TX_MISSING_INPUTS);
772 [ + - + - : 2 : BOOST_CHECK(submit_cpfp_deprio.m_tx_results.find(tx_parent->GetWitnessHash())->second.m_state.GetRejectReason() == "min relay fee not met");
+ - + - ]
773 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
774 : 0 : }
775 : 1 : }
776 : :
777 : : // Clear the prioritisation of the parent transaction.
778 [ + - ]: 3 : WITH_LOCK(m_node.mempool->cs, m_node.mempool->ClearPrioritisation(tx_parent->GetHash()));
779 : :
780 : : // Package CPFP: Even though the parent's feerate is below the mempool minimum feerate, the
781 : : // child pays enough for the package feerate to meet the threshold.
782 : 1 : {
783 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
784 [ + - ]: 1 : const auto submit_cpfp = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
785 [ + - + - ]: 1 : package_cpfp, /*test_accept=*/ false, /*client_maxfeerate=*/{});
786 [ + - - + ]: 1 : if (auto err_cpfp{CheckPackageMempoolAcceptResult(package_cpfp, submit_cpfp, /*expect_valid=*/true, m_node.mempool.get())}) {
787 [ # # # # : 0 : BOOST_ERROR(err_cpfp.value());
# # ]
788 : : } else {
789 : 1 : auto it_parent = submit_cpfp.m_tx_results.find(tx_parent->GetWitnessHash());
790 : 1 : auto it_child = submit_cpfp.m_tx_results.find(tx_child->GetWitnessHash());
791 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_result_type == MempoolAcceptResult::ResultType::VALID);
+ - ]
792 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_base_fees.value() == coinbase_value - parent_value);
+ - + - ]
793 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_result_type == MempoolAcceptResult::ResultType::VALID);
+ - ]
794 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_base_fees.value() == COIN);
+ - + - ]
795 : :
796 [ + - ]: 1 : const CFeeRate expected_feerate(coinbase_value - child_value,
797 [ + - + - : 1 : GetVirtualTransactionSize(*tx_parent) + GetVirtualTransactionSize(*tx_child));
+ - ]
798 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_effective_feerate.value() == expected_feerate);
+ - + - ]
799 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_effective_feerate.value() == expected_feerate);
+ - + - ]
800 [ + - ]: 1 : std::vector<Wtxid> expected_wtxids({tx_parent->GetWitnessHash(), tx_child->GetWitnessHash()});
801 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_wtxids_fee_calculations.value() == expected_wtxids);
+ - + - ]
802 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_wtxids_fee_calculations.value() == expected_wtxids);
+ - + - ]
803 [ + - + - ]: 2 : BOOST_CHECK(expected_feerate.GetFeePerK() > 1000);
804 : 1 : }
805 : 1 : expected_pool_size += 2;
806 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
807 : 1 : }
808 : :
809 : : // Just because we allow low-fee parents doesn't mean we allow low-feerate packages.
810 : : // The mempool minimum feerate is 5sat/vB, but this package just pays 800 satoshis total.
811 : : // The child fees would be able to pay for itself, but isn't enough for the entire package.
812 : 1 : Package package_still_too_low;
813 : 1 : const CAmount parent_fee{200};
814 : 1 : const CAmount child_fee{600};
815 [ + - + - ]: 2 : auto mtx_parent_cheap = CreateValidMempoolTransaction(/*input_transaction=*/m_coinbase_txns[1], /*input_vout=*/0,
816 : : /*input_height=*/0, /*input_signing_key=*/coinbaseKey,
817 : : /*output_destination=*/parent_spk,
818 [ + - ]: 2 : /*output_amount=*/coinbase_value - parent_fee, /*submit=*/false);
819 [ + - ]: 1 : CTransactionRef tx_parent_cheap = MakeTransactionRef(mtx_parent_cheap);
820 [ + - ]: 1 : package_still_too_low.push_back(tx_parent_cheap);
821 [ + - + - : 2 : BOOST_CHECK(m_node.mempool->GetMinFee().GetFee(GetVirtualTransactionSize(*tx_parent_cheap)) > parent_fee);
+ - + - +
- + - ]
822 [ + - + - : 2 : BOOST_CHECK(m_node.mempool->m_opts.min_relay_feerate.GetFee(GetVirtualTransactionSize(*tx_parent_cheap)) <= parent_fee);
+ - + - ]
823 : :
824 [ + - ]: 2 : auto mtx_child_cheap = CreateValidMempoolTransaction(/*input_transaction=*/tx_parent_cheap, /*input_vout=*/0,
825 : : /*input_height=*/101, /*input_signing_key=*/child_key,
826 : : /*output_destination=*/child_spk,
827 [ + - ]: 2 : /*output_amount=*/coinbase_value - parent_fee - child_fee, /*submit=*/false);
828 [ + - ]: 1 : CTransactionRef tx_child_cheap = MakeTransactionRef(mtx_child_cheap);
829 [ + - ]: 1 : package_still_too_low.push_back(tx_child_cheap);
830 [ + - + - : 2 : BOOST_CHECK(m_node.mempool->GetMinFee().GetFee(GetVirtualTransactionSize(*tx_child_cheap)) <= child_fee);
+ - + - +
- + - ]
831 [ + - + - : 2 : BOOST_CHECK(m_node.mempool->GetMinFee().GetFee(GetVirtualTransactionSize(*tx_parent_cheap) + GetVirtualTransactionSize(*tx_child_cheap)) > parent_fee + child_fee);
+ - + - +
- + - +
- ]
832 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
833 : :
834 : : // Cheap package should fail for being too low fee.
835 : 1 : {
836 [ + - ]: 1 : const auto submit_package_too_low = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
837 [ + - + - ]: 1 : package_still_too_low, /*test_accept=*/false, /*client_maxfeerate=*/{});
838 [ + - - + ]: 1 : if (auto err_package_too_low{CheckPackageMempoolAcceptResult(package_still_too_low, submit_package_too_low, /*expect_valid=*/false, m_node.mempool.get())}) {
839 [ # # # # : 0 : BOOST_ERROR(err_package_too_low.value());
# # ]
840 : : } else {
841 : : // Individual feerate of parent is too low.
842 [ + - + - : 1 : BOOST_CHECK_EQUAL(submit_package_too_low.m_tx_results.at(tx_parent_cheap->GetWitnessHash()).m_state.GetResult(),
+ - ]
843 : : TxValidationResult::TX_RECONSIDERABLE);
844 [ + - + - : 2 : BOOST_CHECK(submit_package_too_low.m_tx_results.at(tx_parent_cheap->GetWitnessHash()).m_effective_feerate.value() ==
+ - + - +
- + - +
- ]
845 : : CFeeRate(parent_fee, GetVirtualTransactionSize(*tx_parent_cheap)));
846 : : // Package feerate of parent + child is too low.
847 [ + - + - : 1 : BOOST_CHECK_EQUAL(submit_package_too_low.m_tx_results.at(tx_child_cheap->GetWitnessHash()).m_state.GetResult(),
+ - ]
848 : : TxValidationResult::TX_RECONSIDERABLE);
849 [ + - + - : 2 : BOOST_CHECK(submit_package_too_low.m_tx_results.at(tx_child_cheap->GetWitnessHash()).m_effective_feerate.value() ==
+ - + - +
- + - +
- ]
850 : : CFeeRate(parent_fee + child_fee, GetVirtualTransactionSize(*tx_parent_cheap) + GetVirtualTransactionSize(*tx_child_cheap)));
851 : 0 : }
852 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(submit_package_too_low.m_state.GetResult(), PackageValidationResult::PCKG_TX);
853 [ + - + - : 1 : BOOST_CHECK_EQUAL(submit_package_too_low.m_state.GetRejectReason(), "transaction failed");
+ - ]
854 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
855 : 1 : }
856 : :
857 : : // Package feerate includes the modified fees of the transactions.
858 : : // This means a child with its fee delta from prioritisetransaction can pay for a parent.
859 [ + - ]: 1 : m_node.mempool->PrioritiseTransaction(tx_child_cheap->GetHash(), 1 * COIN);
860 : : // Now that the child's fees have "increased" by 1 BTC, the cheap package should succeed.
861 : 1 : {
862 [ + - ]: 1 : const auto submit_prioritised_package = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
863 [ + - + - ]: 1 : package_still_too_low, /*test_accept=*/false, /*client_maxfeerate=*/{});
864 [ + - - + ]: 1 : if (auto err_prioritised{CheckPackageMempoolAcceptResult(package_still_too_low, submit_prioritised_package, /*expect_valid=*/true, m_node.mempool.get())}) {
865 [ # # # # : 0 : BOOST_ERROR(err_prioritised.value());
# # ]
866 : : } else {
867 [ + - ]: 1 : const CFeeRate expected_feerate(1 * COIN + parent_fee + child_fee,
868 [ + - + - : 1 : GetVirtualTransactionSize(*tx_parent_cheap) + GetVirtualTransactionSize(*tx_child_cheap));
+ - ]
869 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(submit_prioritised_package.m_tx_results.size(), package_still_too_low.size());
870 : 1 : auto it_parent = submit_prioritised_package.m_tx_results.find(tx_parent_cheap->GetWitnessHash());
871 : 1 : auto it_child = submit_prioritised_package.m_tx_results.find(tx_child_cheap->GetWitnessHash());
872 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_result_type == MempoolAcceptResult::ResultType::VALID);
+ - ]
873 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_base_fees.value() == parent_fee);
+ - + - ]
874 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_effective_feerate.value() == expected_feerate);
+ - + - ]
875 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_result_type == MempoolAcceptResult::ResultType::VALID);
+ - ]
876 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_base_fees.value() == child_fee);
+ - + - ]
877 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_effective_feerate.value() == expected_feerate);
+ - + - ]
878 [ + - ]: 1 : std::vector<Wtxid> expected_wtxids({tx_parent_cheap->GetWitnessHash(), tx_child_cheap->GetWitnessHash()});
879 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_wtxids_fee_calculations.value() == expected_wtxids);
+ - + - ]
880 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_wtxids_fee_calculations.value() == expected_wtxids);
+ - ]
881 : 1 : }
882 : 1 : expected_pool_size += 2;
883 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
884 : 1 : }
885 : :
886 : : // Package feerate is calculated without topology in mind; it's just aggregating fees and sizes.
887 : : // However, this should not allow parents to pay for children. Each transaction should be
888 : : // validated individually first, eliminating sufficient-feerate parents before they are unfairly
889 : : // included in the package feerate. It's also important that the low-fee child doesn't prevent
890 : : // the parent from being accepted.
891 : 1 : Package package_rich_parent;
892 : 1 : const CAmount high_parent_fee{1 * COIN};
893 [ + - + - ]: 2 : auto mtx_parent_rich = CreateValidMempoolTransaction(/*input_transaction=*/m_coinbase_txns[2], /*input_vout=*/0,
894 : : /*input_height=*/0, /*input_signing_key=*/coinbaseKey,
895 : : /*output_destination=*/parent_spk,
896 [ + - ]: 2 : /*output_amount=*/coinbase_value - high_parent_fee, /*submit=*/false);
897 [ + - ]: 1 : CTransactionRef tx_parent_rich = MakeTransactionRef(mtx_parent_rich);
898 [ + - ]: 1 : package_rich_parent.push_back(tx_parent_rich);
899 : :
900 [ + - ]: 2 : auto mtx_child_poor = CreateValidMempoolTransaction(/*input_transaction=*/tx_parent_rich, /*input_vout=*/0,
901 : : /*input_height=*/101, /*input_signing_key=*/child_key,
902 : : /*output_destination=*/child_spk,
903 [ + - ]: 2 : /*output_amount=*/coinbase_value - high_parent_fee, /*submit=*/false);
904 [ + - ]: 1 : CTransactionRef tx_child_poor = MakeTransactionRef(mtx_child_poor);
905 [ + - ]: 1 : package_rich_parent.push_back(tx_child_poor);
906 : :
907 : : // Parent pays 1 BTC and child pays none. The parent should be accepted without the child.
908 : 1 : {
909 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
910 [ + - ]: 1 : const auto submit_rich_parent = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool,
911 [ + - + - ]: 1 : package_rich_parent, /*test_accept=*/false, /*client_maxfeerate=*/{});
912 [ + - - + ]: 1 : if (auto err_rich_parent{CheckPackageMempoolAcceptResult(package_rich_parent, submit_rich_parent, /*expect_valid=*/false, m_node.mempool.get())}) {
913 [ # # # # : 0 : BOOST_ERROR(err_rich_parent.value());
# # ]
914 : : } else {
915 : : // The child would have been validated on its own and failed.
916 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(submit_rich_parent.m_state.GetResult(), PackageValidationResult::PCKG_TX);
917 [ + - + - : 1 : BOOST_CHECK_EQUAL(submit_rich_parent.m_state.GetRejectReason(), "transaction failed");
+ - ]
918 : :
919 : 1 : auto it_parent = submit_rich_parent.m_tx_results.find(tx_parent_rich->GetWitnessHash());
920 : 1 : auto it_child = submit_rich_parent.m_tx_results.find(tx_child_poor->GetWitnessHash());
921 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_result_type == MempoolAcceptResult::ResultType::VALID);
+ - ]
922 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_result_type == MempoolAcceptResult::ResultType::INVALID);
+ - ]
923 [ + - + - : 2 : BOOST_CHECK(it_parent->second.m_state.GetRejectReason() == "");
+ - + - ]
924 [ + - + - : 2 : BOOST_CHECK_MESSAGE(it_parent->second.m_base_fees.value() == high_parent_fee,
+ - + - +
- ]
925 : : strprintf("rich parent: expected fee %s, got %s", high_parent_fee, it_parent->second.m_base_fees.value()));
926 [ + - + - : 3 : BOOST_CHECK(it_parent->second.m_effective_feerate == CFeeRate(high_parent_fee, GetVirtualTransactionSize(*tx_parent_rich)));
+ - + - +
- + - ]
927 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_child->second.m_result_type, MempoolAcceptResult::ResultType::INVALID);
928 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_child->second.m_state.GetResult(), TxValidationResult::TX_MEMPOOL_POLICY);
929 [ + - + - : 2 : BOOST_CHECK(it_child->second.m_state.GetRejectReason() == "min relay fee not met");
+ - ]
930 : 0 : }
931 : 1 : expected_pool_size += 1;
932 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
933 [ + - ]: 1 : }
934 [ + - + - : 13 : }
+ - + - +
- + - ]
935 : :
936 [ + - + - : 7 : BOOST_FIXTURE_TEST_CASE(package_rbf_tests, TestChain100Setup)
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- + - + -
+ - + - +
- ]
937 : : {
938 : 1 : mineBlocks(5);
939 : 1 : LOCK(::cs_main);
940 [ + - ]: 1 : size_t expected_pool_size = m_node.mempool->size();
941 : 1 : CKey child_key{GenerateRandomKey()};
942 [ + - + - : 1 : CScript parent_spk = GetScriptForDestination(WitnessV0KeyHash(child_key.GetPubKey()));
+ - ]
943 : 1 : CKey grandchild_key{GenerateRandomKey()};
944 [ + - + - : 1 : CScript child_spk = GetScriptForDestination(WitnessV0KeyHash(grandchild_key.GetPubKey()));
+ - ]
945 : :
946 : 1 : const CAmount coinbase_value{50 * COIN};
947 : : // Test that de-duplication works. This is not actually package rbf.
948 : 1 : {
949 : : // 1 parent paying 200sat, 1 child paying 300sat
950 : 1 : Package package1;
951 : : // 1 parent paying 200sat, 1 child paying 500sat
952 : 1 : Package package2;
953 : : // Package1 and package2 have the same parent. The children conflict.
954 [ + - ]: 2 : auto mtx_parent = CreateValidMempoolTransaction(/*input_transaction=*/m_coinbase_txns[0], /*input_vout=*/0,
955 [ + - ]: 1 : /*input_height=*/0, /*input_signing_key=*/coinbaseKey,
956 : : /*output_destination=*/parent_spk,
957 [ + - ]: 2 : /*output_amount=*/coinbase_value - low_fee_amt, /*submit=*/false);
958 [ + - ]: 1 : CTransactionRef tx_parent = MakeTransactionRef(mtx_parent);
959 [ + - ]: 1 : package1.push_back(tx_parent);
960 [ + - ]: 1 : package2.push_back(tx_parent);
961 : :
962 [ + - + - : 5 : CTransactionRef tx_child_1 = MakeTransactionRef(CreateValidMempoolTransaction(tx_parent, 0, 101, child_key, child_spk, coinbase_value - low_fee_amt - 300, false));
+ - ]
963 [ + - ]: 1 : package1.push_back(tx_child_1);
964 [ + - + - : 5 : CTransactionRef tx_child_2 = MakeTransactionRef(CreateValidMempoolTransaction(tx_parent, 0, 101, child_key, child_spk, coinbase_value - low_fee_amt - 500, false));
+ - ]
965 [ + - ]: 1 : package2.push_back(tx_child_2);
966 : :
967 [ + - ]: 1 : LOCK(m_node.mempool->cs);
968 [ + - + - ]: 1 : const auto submit1 = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool, package1, /*test_accept=*/false, std::nullopt);
969 [ + - - + ]: 1 : if (auto err_1{CheckPackageMempoolAcceptResult(package1, submit1, /*expect_valid=*/true, m_node.mempool.get())}) {
970 [ # # # # : 0 : BOOST_ERROR(err_1.value());
# # ]
971 : 0 : }
972 : :
973 : : // Check precise ResultTypes and mempool size. We know it_parent_1 and it_child_1 exist from above call
974 : 1 : auto it_parent_1 = submit1.m_tx_results.find(tx_parent->GetWitnessHash());
975 : 1 : auto it_child_1 = submit1.m_tx_results.find(tx_child_1->GetWitnessHash());
976 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_parent_1->second.m_result_type, MempoolAcceptResult::ResultType::VALID);
977 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_child_1->second.m_result_type, MempoolAcceptResult::ResultType::VALID);
978 : 1 : expected_pool_size += 2;
979 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
980 : :
981 [ + - + - ]: 1 : const auto submit2 = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool, package2, /*test_accept=*/false, std::nullopt);
982 [ + - - + ]: 1 : if (auto err_2{CheckPackageMempoolAcceptResult(package2, submit2, /*expect_valid=*/true, m_node.mempool.get())}) {
983 [ # # # # : 0 : BOOST_ERROR(err_2.value());
# # ]
984 : 0 : }
985 : :
986 : : // Check precise ResultTypes and mempool size. We know it_parent_2 and it_child_2 exist from above call
987 : 1 : auto it_parent_2 = submit2.m_tx_results.find(tx_parent->GetWitnessHash());
988 : 1 : auto it_child_2 = submit2.m_tx_results.find(tx_child_2->GetWitnessHash());
989 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_parent_2->second.m_result_type, MempoolAcceptResult::ResultType::MEMPOOL_ENTRY);
990 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_child_2->second.m_result_type, MempoolAcceptResult::ResultType::VALID);
991 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
992 : :
993 : : // child1 has been replaced
994 [ + - + - : 2 : BOOST_CHECK(!m_node.mempool->exists(GenTxid::Txid(tx_child_1->GetHash())));
+ - ]
995 [ + - + - : 6 : }
+ - + - ]
996 : :
997 : : // Test package rbf.
998 : 1 : {
999 [ + - + - : 4 : CTransactionRef tx_parent_1 = MakeTransactionRef(CreateValidMempoolTransaction(
+ - ]
1000 [ + - ]: 1 : m_coinbase_txns[1], /*input_vout=*/0, /*input_height=*/0,
1001 : 1 : coinbaseKey, parent_spk, coinbase_value - 200, /*submit=*/false));
1002 [ + - + - : 4 : CTransactionRef tx_child_1 = MakeTransactionRef(CreateValidMempoolTransaction(
+ - ]
1003 : : tx_parent_1, /*input_vout=*/0, /*input_height=*/101,
1004 : 1 : child_key, child_spk, coinbase_value - 400, /*submit=*/false));
1005 : :
1006 [ + - + - : 4 : CTransactionRef tx_parent_2 = MakeTransactionRef(CreateValidMempoolTransaction(
+ - ]
1007 [ + - ]: 1 : m_coinbase_txns[1], /*input_vout=*/0, /*input_height=*/0,
1008 : 1 : coinbaseKey, parent_spk, coinbase_value - 800, /*submit=*/false));
1009 [ + - + - : 4 : CTransactionRef tx_child_2 = MakeTransactionRef(CreateValidMempoolTransaction(
+ - ]
1010 : : tx_parent_2, /*input_vout=*/0, /*input_height=*/101,
1011 : 1 : child_key, child_spk, coinbase_value - 800 - 200, /*submit=*/false));
1012 : :
1013 [ + - + - : 4 : CTransactionRef tx_parent_3 = MakeTransactionRef(CreateValidMempoolTransaction(
+ - ]
1014 [ + - ]: 1 : m_coinbase_txns[1], /*input_vout=*/0, /*input_height=*/0,
1015 : 1 : coinbaseKey, parent_spk, coinbase_value - 199, /*submit=*/false));
1016 [ + - + - : 4 : CTransactionRef tx_child_3 = MakeTransactionRef(CreateValidMempoolTransaction(
+ - ]
1017 : : tx_parent_3, /*input_vout=*/0, /*input_height=*/101,
1018 : 1 : child_key, child_spk, coinbase_value - 199 - 1300, /*submit=*/false));
1019 : :
1020 : : // In all packages, the parents conflict with each other
1021 [ + - + - : 2 : BOOST_CHECK(tx_parent_1->GetHash() != tx_parent_2->GetHash() && tx_parent_2->GetHash() != tx_parent_3->GetHash());
- + + - +
- ]
1022 : :
1023 : : // 1 parent paying 200sat, 1 child paying 200sat.
1024 [ + + + - : 3 : Package package1{tx_parent_1, tx_child_1};
- - - - ]
1025 : : // 1 parent paying 800sat, 1 child paying 200sat.
1026 [ + + + - : 3 : Package package2{tx_parent_2, tx_child_2};
- - - - ]
1027 : : // 1 parent paying 199sat, 1 child paying 1300sat.
1028 [ + + + - : 3 : Package package3{tx_parent_3, tx_child_3};
- - - - ]
1029 : :
1030 [ + - + - ]: 1 : const auto submit1 = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool, package1, false, std::nullopt);
1031 [ + - - + ]: 1 : if (auto err_1{CheckPackageMempoolAcceptResult(package1, submit1, /*expect_valid=*/true, m_node.mempool.get())}) {
1032 [ # # # # : 0 : BOOST_ERROR(err_1.value());
# # ]
1033 : 0 : }
1034 : 1 : auto it_parent_1 = submit1.m_tx_results.find(tx_parent_1->GetWitnessHash());
1035 : 1 : auto it_child_1 = submit1.m_tx_results.find(tx_child_1->GetWitnessHash());
1036 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_parent_1->second.m_result_type, MempoolAcceptResult::ResultType::VALID);
1037 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_child_1->second.m_result_type, MempoolAcceptResult::ResultType::VALID);
1038 : 1 : expected_pool_size += 2;
1039 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
1040 : :
1041 : : // This replacement is actually not package rbf; the parent carries enough fees
1042 : : // to replace the entire package on its own.
1043 [ + - + - ]: 1 : const auto submit2 = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool, package2, false, std::nullopt);
1044 [ + - - + ]: 1 : if (auto err_2{CheckPackageMempoolAcceptResult(package2, submit2, /*expect_valid=*/true, m_node.mempool.get())}) {
1045 [ # # # # : 0 : BOOST_ERROR(err_2.value());
# # ]
1046 : 0 : }
1047 : 1 : auto it_parent_2 = submit2.m_tx_results.find(tx_parent_2->GetWitnessHash());
1048 : 1 : auto it_child_2 = submit2.m_tx_results.find(tx_child_2->GetWitnessHash());
1049 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_parent_2->second.m_result_type, MempoolAcceptResult::ResultType::VALID);
1050 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_child_2->second.m_result_type, MempoolAcceptResult::ResultType::VALID);
1051 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
1052 : :
1053 : : // Package RBF, in which the replacement transaction's child sponsors the fees to meet RBF feerate rules
1054 [ + - + - ]: 1 : const auto submit3 = ProcessNewPackage(m_node.chainman->ActiveChainstate(), *m_node.mempool, package3, false, std::nullopt);
1055 [ + - - + ]: 1 : if (auto err_3{CheckPackageMempoolAcceptResult(package3, submit3, /*expect_valid=*/true, m_node.mempool.get())}) {
1056 [ # # # # : 0 : BOOST_ERROR(err_3.value());
# # ]
1057 : 0 : }
1058 : 1 : auto it_parent_3 = submit3.m_tx_results.find(tx_parent_3->GetWitnessHash());
1059 : 1 : auto it_child_3 = submit3.m_tx_results.find(tx_child_3->GetWitnessHash());
1060 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_parent_3->second.m_result_type, MempoolAcceptResult::ResultType::VALID);
1061 [ + - + - ]: 1 : BOOST_CHECK_EQUAL(it_child_3->second.m_result_type, MempoolAcceptResult::ResultType::VALID);
1062 : :
1063 : : // package3 was considered as a package to replace both package2 transactions
1064 [ + - + - : 2 : BOOST_CHECK(it_parent_3->second.m_replaced_transactions.size() == 2);
+ - ]
1065 [ + - + - : 2 : BOOST_CHECK(it_child_3->second.m_replaced_transactions.empty());
+ - ]
1066 : :
1067 [ + - ]: 1 : std::vector<Wtxid> expected_package3_wtxids({tx_parent_3->GetWitnessHash(), tx_child_3->GetWitnessHash()});
1068 [ + - + - ]: 1 : const auto package3_total_vsize{GetVirtualTransactionSize(*tx_parent_3) + GetVirtualTransactionSize(*tx_child_3)};
1069 [ + - + - : 2 : BOOST_CHECK(it_parent_3->second.m_wtxids_fee_calculations.value() == expected_package3_wtxids);
+ - + - ]
1070 [ + - + - : 2 : BOOST_CHECK(it_child_3->second.m_wtxids_fee_calculations.value() == expected_package3_wtxids);
+ - + - ]
1071 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_parent_3->second.m_effective_feerate.value().GetFee(package3_total_vsize), 199 + 1300);
+ - + - ]
1072 [ + - + - : 1 : BOOST_CHECK_EQUAL(it_child_3->second.m_effective_feerate.value().GetFee(package3_total_vsize), 199 + 1300);
+ - + - ]
1073 : :
1074 [ + - + - : 1 : BOOST_CHECK_EQUAL(m_node.mempool->size(), expected_pool_size);
+ - ]
1075 [ + - + - : 7 : }
+ - + - +
- + - ]
1076 : :
1077 [ + - + - : 11 : }
- + + - +
- - + + -
+ - - + +
- ]
1078 : : BOOST_AUTO_TEST_SUITE_END()
|