LCOV - code coverage report
Current view: top level - src/test - orphanage_tests.cpp (source / functions) Coverage Total Hit
Test: test_bitcoin_coverage.info Lines: 96.9 % 227 220
Test Date: 2024-11-04 04:45:35 Functions: 100.0 % 14 14
Branches: 50.1 % 996 499

             Branch data     Line data    Source code
       1                 :             : // Copyright (c) 2011-2022 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 <arith_uint256.h>
       6                 :             : #include <consensus/validation.h>
       7                 :             : #include <policy/policy.h>
       8                 :             : #include <primitives/transaction.h>
       9                 :             : #include <pubkey.h>
      10                 :             : #include <script/sign.h>
      11                 :             : #include <script/signingprovider.h>
      12                 :             : #include <test/util/random.h>
      13                 :             : #include <test/util/setup_common.h>
      14                 :             : #include <test/util/transaction_utils.h>
      15                 :             : #include <txorphanage.h>
      16                 :             : 
      17                 :             : #include <array>
      18                 :             : #include <cstdint>
      19                 :             : 
      20                 :             : #include <boost/test/unit_test.hpp>
      21                 :             : 
      22                 :             : BOOST_FIXTURE_TEST_SUITE(orphanage_tests, TestingSetup)
      23                 :             : 
      24                 :           0 : class TxOrphanageTest : public TxOrphanage
      25                 :             : {
      26                 :             : public:
      27                 :           2 :     TxOrphanageTest(FastRandomContext& rng) : m_rng{rng} {}
      28                 :             : 
      29                 :          14 :     inline size_t CountOrphans() const
      30                 :             :     {
      31         [ +  - ]:           3 :         return m_orphans.size();
      32                 :             :     }
      33                 :             : 
      34                 :          60 :     CTransactionRef RandomOrphan()
      35                 :             :     {
      36                 :          60 :         std::map<Wtxid, OrphanTx>::iterator it;
      37                 :          60 :         it = m_orphans.lower_bound(Wtxid::FromUint256(m_rng.rand256()));
      38         [ -  + ]:          60 :         if (it == m_orphans.end())
      39                 :           0 :             it = m_orphans.begin();
      40         [ +  - ]:          60 :         return it->second.tx;
      41                 :             :     }
      42                 :             : 
      43                 :             :     FastRandomContext& m_rng;
      44                 :             : };
      45                 :             : 
      46                 :          10 : static void MakeNewKeyWithFastRandomContext(CKey& key, FastRandomContext& rand_ctx)
      47                 :             : {
      48                 :          10 :     std::vector<unsigned char> keydata;
      49                 :          10 :     keydata = rand_ctx.randbytes(32);
      50         [ +  - ]:          10 :     key.Set(keydata.data(), keydata.data() + keydata.size(), /*fCompressedIn=*/true);
      51         [ -  + ]:          10 :     assert(key.IsValid());
      52                 :          10 : }
      53                 :             : 
      54                 :             : // Creates a transaction with 2 outputs. Spends all outpoints. If outpoints is empty, spends a random one.
      55                 :           9 : static CTransactionRef MakeTransactionSpending(const std::vector<COutPoint>& outpoints, FastRandomContext& det_rand)
      56                 :             : {
      57                 :           9 :     CKey key;
      58         [ +  - ]:           9 :     MakeNewKeyWithFastRandomContext(key, det_rand);
      59         [ +  - ]:           9 :     CMutableTransaction tx;
      60                 :             :     // If no outpoints are given, create a random one.
      61         [ +  + ]:           9 :     if (outpoints.empty()) {
      62         [ +  - ]:           4 :         tx.vin.emplace_back(Txid::FromUint256(det_rand.rand256()), 0);
      63                 :             :     } else {
      64         [ +  + ]:          12 :         for (const auto& outpoint : outpoints) {
      65         [ +  - ]:           7 :             tx.vin.emplace_back(outpoint);
      66                 :             :         }
      67                 :             :     }
      68                 :             :     // Ensure txid != wtxid
      69   [ +  -  +  - ]:          18 :     tx.vin[0].scriptWitness.stack.push_back({1});
      70         [ +  - ]:           9 :     tx.vout.resize(2);
      71         [ +  - ]:           9 :     tx.vout[0].nValue = CENT;
      72   [ +  -  +  -  :           9 :     tx.vout[0].scriptPubKey = GetScriptForDestination(PKHash(key.GetPubKey()));
                   +  - ]
      73         [ +  - ]:           9 :     tx.vout[1].nValue = 3 * CENT;
      74   [ +  -  +  -  :           9 :     tx.vout[1].scriptPubKey = GetScriptForDestination(WitnessV0KeyHash(key.GetPubKey()));
                   +  - ]
      75         [ +  - ]:          18 :     return MakeTransactionRef(tx);
      76                 :           9 : }
      77                 :             : 
      78                 :             : // Make another (not necessarily valid) tx with the same txid but different wtxid.
      79                 :           1 : static CTransactionRef MakeMutation(const CTransactionRef& ptx)
      80                 :             : {
      81                 :           1 :     CMutableTransaction tx(*ptx);
      82   [ +  -  +  - ]:           2 :     tx.vin[0].scriptWitness.stack.push_back({5});
      83         [ +  - ]:           1 :     auto mutated_tx = MakeTransactionRef(tx);
      84         [ -  + ]:           1 :     assert(ptx->GetHash() == mutated_tx->GetHash());
      85                 :           1 :     return mutated_tx;
      86                 :           1 : }
      87                 :             : 
      88                 :           7 : static bool EqualTxns(const std::set<CTransactionRef>& set_txns, const std::vector<CTransactionRef>& vec_txns)
      89                 :             : {
      90         [ +  - ]:           7 :     if (vec_txns.size() != set_txns.size()) return false;
      91         [ +  + ]:          19 :     for (const auto& tx : vec_txns) {
      92         [ +  - ]:          12 :         if (!set_txns.contains(tx)) return false;
      93                 :             :     }
      94                 :             :     return true;
      95                 :             : }
      96                 :           6 : static bool EqualTxns(const std::set<CTransactionRef>& set_txns,
      97                 :             :                       const std::vector<std::pair<CTransactionRef, NodeId>>& vec_txns)
      98                 :             : {
      99         [ +  - ]:           6 :     if (vec_txns.size() != set_txns.size()) return false;
     100         [ +  + ]:          16 :     for (const auto& [tx, nodeid] : vec_txns) {
     101         [ +  - ]:          10 :         if (!set_txns.contains(tx)) return false;
     102                 :             :     }
     103                 :             :     return true;
     104                 :             : }
     105                 :             : 
     106   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(DoS_mapOrphans)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
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          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     107                 :             : {
     108                 :             :     // This test had non-deterministic coverage due to
     109                 :             :     // randomly selected seeds.
     110                 :             :     // This seed is chosen so that all branches of the function
     111                 :             :     // ecdsa_signature_parse_der_lax are executed during this test.
     112                 :             :     // Specifically branches that run only when an ECDSA
     113                 :             :     // signature's R and S values have leading zeros.
     114                 :           1 :     m_rng.Reseed(uint256{33});
     115                 :             : 
     116                 :           1 :     TxOrphanageTest orphanage{m_rng};
     117                 :           1 :     CKey key;
     118         [ +  - ]:           1 :     MakeNewKeyWithFastRandomContext(key, m_rng);
     119                 :           1 :     FillableSigningProvider keystore;
     120   [ +  -  +  -  :           2 :     BOOST_CHECK(keystore.AddKey(key));
                   +  - ]
     121                 :             : 
     122                 :             :     // Freeze time for length of test
     123                 :           1 :     auto now{GetTime<std::chrono::seconds>()};
     124         [ +  - ]:           1 :     SetMockTime(now);
     125                 :             : 
     126                 :             :     // 50 orphan transactions:
     127         [ +  + ]:          51 :     for (int i = 0; i < 50; i++)
     128                 :             :     {
     129         [ +  - ]:          50 :         CMutableTransaction tx;
     130         [ +  - ]:          50 :         tx.vin.resize(1);
     131                 :          50 :         tx.vin[0].prevout.n = 0;
     132         [ +  - ]:          50 :         tx.vin[0].prevout.hash = Txid::FromUint256(m_rng.rand256());
     133         [ +  - ]:          50 :         tx.vin[0].scriptSig << OP_1;
     134         [ +  - ]:          50 :         tx.vout.resize(1);
     135         [ +  - ]:          50 :         tx.vout[0].nValue = 1*CENT;
     136   [ +  -  +  -  :          50 :         tx.vout[0].scriptPubKey = GetScriptForDestination(PKHash(key.GetPubKey()));
                   +  - ]
     137                 :             : 
     138   [ +  -  +  - ]:         150 :         orphanage.AddTx(MakeTransactionRef(tx), i);
     139                 :          50 :     }
     140                 :             : 
     141                 :             :     // ... and 50 that depend on other orphans:
     142         [ +  + ]:          51 :     for (int i = 0; i < 50; i++)
     143                 :             :     {
     144                 :          50 :         CTransactionRef txPrev = orphanage.RandomOrphan();
     145                 :             : 
     146         [ +  - ]:          50 :         CMutableTransaction tx;
     147         [ +  - ]:          50 :         tx.vin.resize(1);
     148         [ +  - ]:          50 :         tx.vin[0].prevout.n = 0;
     149         [ +  - ]:          50 :         tx.vin[0].prevout.hash = txPrev->GetHash();
     150         [ +  - ]:          50 :         tx.vout.resize(1);
     151         [ +  - ]:          50 :         tx.vout[0].nValue = 1*CENT;
     152   [ +  -  +  -  :          50 :         tx.vout[0].scriptPubKey = GetScriptForDestination(PKHash(key.GetPubKey()));
                   +  - ]
     153                 :          50 :         SignatureData empty;
     154   [ +  -  +  -  :         100 :         BOOST_CHECK(SignSignature(keystore, *txPrev, tx, 0, SIGHASH_ALL, empty));
             +  -  +  - ]
     155                 :             : 
     156   [ +  -  +  - ]:         100 :         orphanage.AddTx(MakeTransactionRef(tx), i);
     157         [ +  - ]:         150 :     }
     158                 :             : 
     159                 :             :     // This really-big orphan should be ignored:
     160         [ +  + ]:          11 :     for (int i = 0; i < 10; i++)
     161                 :             :     {
     162                 :          10 :         CTransactionRef txPrev = orphanage.RandomOrphan();
     163                 :             : 
     164         [ +  - ]:          10 :         CMutableTransaction tx;
     165         [ +  - ]:          10 :         tx.vout.resize(1);
     166         [ +  - ]:          10 :         tx.vout[0].nValue = 1*CENT;
     167   [ +  -  +  -  :          10 :         tx.vout[0].scriptPubKey = GetScriptForDestination(PKHash(key.GetPubKey()));
                   +  - ]
     168         [ +  - ]:          10 :         tx.vin.resize(2777);
     169         [ +  + ]:       27780 :         for (unsigned int j = 0; j < tx.vin.size(); j++)
     170                 :             :         {
     171                 :       27770 :             tx.vin[j].prevout.n = j;
     172                 :       27770 :             tx.vin[j].prevout.hash = txPrev->GetHash();
     173                 :             :         }
     174                 :          10 :         SignatureData empty;
     175   [ +  -  +  -  :          20 :         BOOST_CHECK(SignSignature(keystore, *txPrev, tx, 0, SIGHASH_ALL, empty));
                   +  - ]
     176                 :             :         // Reuse same signature for other inputs
     177                 :             :         // (they don't have to be valid for this test)
     178         [ +  + ]:       27770 :         for (unsigned int j = 1; j < tx.vin.size(); j++)
     179                 :       27760 :             tx.vin[j].scriptSig = tx.vin[0].scriptSig;
     180                 :             : 
     181   [ +  -  +  -  :          40 :         BOOST_CHECK(!orphanage.AddTx(MakeTransactionRef(tx), i));
          +  -  +  -  +  
                      - ]
     182         [ +  - ]:          30 :     }
     183                 :             : 
     184         [ +  - ]:           1 :     size_t expected_num_orphans = orphanage.CountOrphans();
     185                 :             : 
     186                 :             :     // Non-existent peer; nothing should be deleted
     187         [ +  - ]:           1 :     orphanage.EraseForPeer(/*peer=*/-1);
     188   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(orphanage.CountOrphans(), expected_num_orphans);
     189                 :             : 
     190                 :             :     // Each of first three peers stored
     191                 :             :     // two transactions each.
     192         [ +  + ]:           4 :     for (NodeId i = 0; i < 3; i++)
     193                 :             :     {
     194         [ +  - ]:           3 :         orphanage.EraseForPeer(i);
     195                 :           3 :         expected_num_orphans -= 2;
     196   [ +  -  +  - ]:           6 :         BOOST_CHECK(orphanage.CountOrphans() == expected_num_orphans);
     197                 :             :     }
     198                 :             : 
     199                 :             :     // Test LimitOrphanTxSize() function, nothing should timeout:
     200                 :           1 :     FastRandomContext rng{/*fDeterministic=*/true};
     201         [ +  - ]:           1 :     orphanage.LimitOrphans(/*max_orphans=*/expected_num_orphans, rng);
     202   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(orphanage.CountOrphans(), expected_num_orphans);
     203                 :           1 :     expected_num_orphans -= 1;
     204         [ +  - ]:           1 :     orphanage.LimitOrphans(/*max_orphans=*/expected_num_orphans, rng);
     205   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(orphanage.CountOrphans(), expected_num_orphans);
     206         [ -  + ]:           1 :     assert(expected_num_orphans > 40);
     207         [ +  - ]:           1 :     orphanage.LimitOrphans(40, rng);
     208   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(orphanage.CountOrphans(), 40);
     209         [ +  - ]:           1 :     orphanage.LimitOrphans(10, rng);
     210   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(orphanage.CountOrphans(), 10);
     211         [ +  - ]:           1 :     orphanage.LimitOrphans(0, rng);
     212   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(orphanage.CountOrphans(), 0);
     213                 :             : 
     214                 :             :     // Add one more orphan, check timeout logic
     215         [ +  - ]:           1 :     auto timeout_tx = MakeTransactionSpending(/*outpoints=*/{}, rng);
     216         [ +  - ]:           1 :     orphanage.AddTx(timeout_tx, 0);
     217         [ +  - ]:           1 :     orphanage.LimitOrphans(1, rng);
     218   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(orphanage.CountOrphans(), 1);
     219                 :             : 
     220                 :             :     // One second shy of expiration
     221         [ +  - ]:           1 :     SetMockTime(now + ORPHAN_TX_EXPIRE_TIME - 1s);
     222         [ +  - ]:           1 :     orphanage.LimitOrphans(1, rng);
     223   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(orphanage.CountOrphans(), 1);
     224                 :             : 
     225                 :             :     // Jump one more second, orphan should be timed out on limiting
     226         [ +  - ]:           1 :     SetMockTime(now + ORPHAN_TX_EXPIRE_TIME);
     227   [ +  -  +  - ]:           1 :     BOOST_CHECK_EQUAL(orphanage.CountOrphans(), 1);
     228         [ +  - ]:           1 :     orphanage.LimitOrphans(1, rng);
     229   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(orphanage.CountOrphans(), 0);
                   +  - ]
     230                 :           1 : }
     231                 :             : 
     232   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(same_txid_diff_witness)
          +  -  +  -  +  
          -  +  -  +  -  
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          +  -  +  -  +  
                      - ]
     233                 :             : {
     234                 :           1 :     FastRandomContext det_rand{true};
     235                 :           1 :     TxOrphanage orphanage;
     236                 :           1 :     NodeId peer{0};
     237                 :             : 
     238                 :           1 :     std::vector<COutPoint> empty_outpoints;
     239         [ +  - ]:           1 :     auto parent = MakeTransactionSpending(empty_outpoints, det_rand);
     240                 :             : 
     241                 :             :     // Create children to go into orphanage.
     242   [ +  -  +  -  :           2 :     auto child_normal = MakeTransactionSpending({{parent->GetHash(), 0}}, det_rand);
                   +  - ]
     243         [ +  - ]:           1 :     auto child_mutated = MakeMutation(child_normal);
     244                 :             : 
     245         [ +  - ]:           1 :     const auto& normal_wtxid = child_normal->GetWitnessHash();
     246                 :           1 :     const auto& mutated_wtxid = child_mutated->GetWitnessHash();
     247   [ +  -  +  -  :           2 :     BOOST_CHECK(normal_wtxid != mutated_wtxid);
                   +  - ]
     248                 :             : 
     249   [ +  -  +  -  :           2 :     BOOST_CHECK(orphanage.AddTx(child_normal, peer));
             +  -  +  - ]
     250                 :             :     // EraseTx fails as transaction by this wtxid doesn't exist.
     251   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(orphanage.EraseTx(mutated_wtxid), 0);
                   +  - ]
     252   [ +  -  +  -  :           2 :     BOOST_CHECK(orphanage.HaveTx(normal_wtxid));
             +  -  +  - ]
     253   [ +  -  +  -  :           2 :     BOOST_CHECK(!orphanage.HaveTx(mutated_wtxid));
             +  -  +  - ]
     254                 :             : 
     255                 :             :     // Must succeed. Both transactions should be present in orphanage.
     256   [ +  -  +  -  :           2 :     BOOST_CHECK(orphanage.AddTx(child_mutated, peer));
             +  -  +  - ]
     257   [ +  -  +  -  :           2 :     BOOST_CHECK(orphanage.HaveTx(normal_wtxid));
             +  -  +  - ]
     258   [ +  -  +  -  :           2 :     BOOST_CHECK(orphanage.HaveTx(mutated_wtxid));
             +  -  +  - ]
     259                 :             : 
     260                 :             :     // Outpoints map should track all entries: check that both are returned as children of the parent.
     261   [ +  +  +  -  :           3 :     std::set<CTransactionRef> expected_children{child_normal, child_mutated};
             -  -  -  - ]
     262   [ +  -  +  -  :           2 :     BOOST_CHECK(EqualTxns(expected_children, orphanage.GetChildrenFromSamePeer(parent, peer)));
             +  -  +  - ]
     263                 :             : 
     264                 :             :     // Erase by wtxid: mutated first
     265   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(orphanage.EraseTx(mutated_wtxid), 1);
                   +  - ]
     266   [ +  -  +  -  :           2 :     BOOST_CHECK(orphanage.HaveTx(normal_wtxid));
             +  -  +  - ]
     267   [ +  -  +  -  :           2 :     BOOST_CHECK(!orphanage.HaveTx(mutated_wtxid));
             +  -  +  - ]
     268                 :             : 
     269   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(orphanage.EraseTx(normal_wtxid), 1);
                   +  - ]
     270   [ +  -  +  -  :           2 :     BOOST_CHECK(!orphanage.HaveTx(normal_wtxid));
             +  -  +  - ]
     271   [ +  -  +  -  :           2 :     BOOST_CHECK(!orphanage.HaveTx(mutated_wtxid));
                   +  - ]
     272   [ +  -  +  -  :           7 : }
          -  +  +  -  +  
                -  +  - ]
     273                 :             : 
     274                 :             : 
     275   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(get_children)
          +  -  +  -  +  
          -  +  -  +  -  
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          -  +  -  +  -  
          +  -  +  -  +  
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          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     276                 :             : {
     277                 :           1 :     FastRandomContext det_rand{true};
     278                 :           1 :     std::vector<COutPoint> empty_outpoints;
     279                 :             : 
     280         [ +  - ]:           1 :     auto parent1 = MakeTransactionSpending(empty_outpoints, det_rand);
     281         [ +  - ]:           1 :     auto parent2 = MakeTransactionSpending(empty_outpoints, det_rand);
     282                 :             : 
     283                 :             :     // Make sure these parents have different txids otherwise this test won't make sense.
     284         [ -  + ]:           1 :     while (parent1->GetHash() == parent2->GetHash()) {
     285   [ #  #  #  # ]:           0 :         parent2 = MakeTransactionSpending(empty_outpoints, det_rand);
     286                 :             :     }
     287                 :             : 
     288                 :             :     // Create children to go into orphanage.
     289   [ +  -  +  -  :           2 :     auto child_p1n0 = MakeTransactionSpending({{parent1->GetHash(), 0}}, det_rand);
                   +  - ]
     290   [ +  -  +  -  :           2 :     auto child_p2n1 = MakeTransactionSpending({{parent2->GetHash(), 1}}, det_rand);
                   +  - ]
     291                 :             :     // Spends the same tx twice. Should not cause duplicates.
     292   [ +  -  +  -  :           2 :     auto child_p1n0_p1n1 = MakeTransactionSpending({{parent1->GetHash(), 0}, {parent1->GetHash(), 1}}, det_rand);
                   +  - ]
     293                 :             :     // Spends the same outpoint as previous tx. Should still be returned; don't assume outpoints are unique.
     294   [ +  -  +  - ]:           2 :     auto child_p1n0_p2n0 = MakeTransactionSpending({{parent1->GetHash(), 0}, {parent2->GetHash(), 0}}, det_rand);
     295                 :             : 
     296                 :           1 :     const NodeId node1{1};
     297                 :           1 :     const NodeId node2{2};
     298                 :             : 
     299                 :             :     // All orphans provided by node1
     300                 :           1 :     {
     301                 :           1 :         TxOrphanage orphanage;
     302   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.AddTx(child_p1n0, node1));
             +  -  +  - ]
     303   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.AddTx(child_p2n1, node1));
             +  -  +  - ]
     304   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.AddTx(child_p1n0_p1n1, node1));
             +  -  +  - ]
     305   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.AddTx(child_p1n0_p2n0, node1));
             +  -  +  - ]
     306                 :             : 
     307   [ +  +  +  -  :           4 :         std::set<CTransactionRef> expected_parent1_children{child_p1n0, child_p1n0_p2n0, child_p1n0_p1n1};
             -  -  -  - ]
     308   [ +  +  +  -  :           3 :         std::set<CTransactionRef> expected_parent2_children{child_p2n1, child_p1n0_p2n0};
             -  -  -  - ]
     309                 :             : 
     310   [ +  -  +  -  :           2 :         BOOST_CHECK(EqualTxns(expected_parent1_children, orphanage.GetChildrenFromSamePeer(parent1, node1)));
             +  -  +  - ]
     311   [ +  -  +  -  :           2 :         BOOST_CHECK(EqualTxns(expected_parent2_children, orphanage.GetChildrenFromSamePeer(parent2, node1)));
             +  -  +  - ]
     312                 :             : 
     313   [ +  -  +  -  :           2 :         BOOST_CHECK(EqualTxns(expected_parent1_children, orphanage.GetChildrenFromDifferentPeer(parent1, node2)));
             +  -  +  - ]
     314   [ +  -  +  -  :           2 :         BOOST_CHECK(EqualTxns(expected_parent2_children, orphanage.GetChildrenFromDifferentPeer(parent2, node2)));
             +  -  +  - ]
     315                 :             : 
     316                 :             :         // The peer must match
     317   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.GetChildrenFromSamePeer(parent1, node2).empty());
             +  -  +  - ]
     318   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.GetChildrenFromSamePeer(parent2, node2).empty());
             +  -  +  - ]
     319                 :             : 
     320                 :             :         // There shouldn't be any children of this tx in the orphanage
     321   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.GetChildrenFromSamePeer(child_p1n0_p2n0, node1).empty());
             +  -  +  - ]
     322   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.GetChildrenFromSamePeer(child_p1n0_p2n0, node2).empty());
             +  -  +  - ]
     323   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.GetChildrenFromDifferentPeer(child_p1n0_p2n0, node1).empty());
             +  -  +  - ]
     324   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.GetChildrenFromDifferentPeer(child_p1n0_p2n0, node2).empty());
                   +  - ]
     325                 :           1 :     }
     326                 :             : 
     327                 :             :     // Orphans provided by node1 and node2
     328                 :           1 :     {
     329                 :           1 :         TxOrphanage orphanage;
     330   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.AddTx(child_p1n0, node1));
             +  -  +  - ]
     331   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.AddTx(child_p2n1, node1));
             +  -  +  - ]
     332   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.AddTx(child_p1n0_p1n1, node2));
             +  -  +  - ]
     333   [ +  -  +  -  :           2 :         BOOST_CHECK(orphanage.AddTx(child_p1n0_p2n0, node2));
             +  -  +  - ]
     334                 :             : 
     335                 :             :         // +----------------+---------------+----------------------------------+
     336                 :             :         // |                | sender=node1  |           sender=node2           |
     337                 :             :         // +----------------+---------------+----------------------------------+
     338                 :             :         // | spends parent1 | child_p1n0    | child_p1n0_p1n1, child_p1n0_p2n0 |
     339                 :             :         // | spends parent2 | child_p2n1    | child_p1n0_p2n0                  |
     340                 :             :         // +----------------+---------------+----------------------------------+
     341                 :             : 
     342                 :             :         // Children of parent1 from node1:
     343                 :           1 :         {
     344   [ +  +  +  -  :           2 :             std::set<CTransactionRef> expected_parent1_node1{child_p1n0};
             -  -  -  - ]
     345                 :             : 
     346   [ +  -  +  -  :           2 :             BOOST_CHECK(EqualTxns(expected_parent1_node1, orphanage.GetChildrenFromSamePeer(parent1, node1)));
             +  -  +  - ]
     347   [ +  -  +  -  :           2 :             BOOST_CHECK(EqualTxns(expected_parent1_node1, orphanage.GetChildrenFromDifferentPeer(parent1, node2)));
                   +  - ]
     348                 :           0 :         }
     349                 :             : 
     350                 :             :         // Children of parent2 from node1:
     351                 :           1 :         {
     352   [ +  +  +  -  :           2 :             std::set<CTransactionRef> expected_parent2_node1{child_p2n1};
             -  -  -  - ]
     353                 :             : 
     354   [ +  -  +  -  :           2 :             BOOST_CHECK(EqualTxns(expected_parent2_node1, orphanage.GetChildrenFromSamePeer(parent2, node1)));
             +  -  +  - ]
     355   [ +  -  +  -  :           2 :             BOOST_CHECK(EqualTxns(expected_parent2_node1, orphanage.GetChildrenFromDifferentPeer(parent2, node2)));
                   +  - ]
     356                 :           0 :         }
     357                 :             : 
     358                 :             :         // Children of parent1 from node2:
     359                 :           1 :         {
     360   [ +  +  +  -  :           3 :             std::set<CTransactionRef> expected_parent1_node2{child_p1n0_p1n1, child_p1n0_p2n0};
             -  -  -  - ]
     361                 :             : 
     362   [ +  -  +  -  :           2 :             BOOST_CHECK(EqualTxns(expected_parent1_node2, orphanage.GetChildrenFromSamePeer(parent1, node2)));
             +  -  +  - ]
     363   [ +  -  +  -  :           2 :             BOOST_CHECK(EqualTxns(expected_parent1_node2, orphanage.GetChildrenFromDifferentPeer(parent1, node1)));
                   +  - ]
     364                 :           0 :         }
     365                 :             : 
     366                 :             :         // Children of parent2 from node2:
     367                 :           1 :         {
     368   [ +  +  +  -  :           2 :             std::set<CTransactionRef> expected_parent2_node2{child_p1n0_p2n0};
             -  -  -  - ]
     369                 :             : 
     370   [ +  -  +  -  :           2 :             BOOST_CHECK(EqualTxns(expected_parent2_node2, orphanage.GetChildrenFromSamePeer(parent2, node2)));
             +  -  +  - ]
     371   [ +  -  +  -  :           2 :             BOOST_CHECK(EqualTxns(expected_parent2_node2, orphanage.GetChildrenFromDifferentPeer(parent2, node1)));
                   +  - ]
     372                 :           0 :         }
     373         [ +  - ]:           1 :     }
     374   [ +  -  +  -  :          22 : }
          +  -  -  +  +  
          -  +  -  -  +  
          +  -  -  +  +  
          -  -  +  +  -  
          +  -  -  +  +  
          -  -  +  +  -  
          +  -  +  -  +  
                -  +  - ]
     375                 :             : 
     376   [ +  -  +  -  :           7 : BOOST_AUTO_TEST_CASE(too_large_orphan_tx)
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
          -  +  -  +  -  
          +  -  +  -  +  
                      - ]
     377                 :             : {
     378                 :           1 :     TxOrphanage orphanage;
     379         [ +  - ]:           1 :     CMutableTransaction tx;
     380         [ +  - ]:           1 :     tx.vin.resize(1);
     381                 :             : 
     382                 :             :     // check that txs larger than MAX_STANDARD_TX_WEIGHT are not added to the orphanage
     383         [ +  - ]:           1 :     BulkTransaction(tx, MAX_STANDARD_TX_WEIGHT + 4);
     384   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(GetTransactionWeight(CTransaction(tx)), MAX_STANDARD_TX_WEIGHT + 4);
                   +  - ]
     385   [ +  -  +  -  :           4 :     BOOST_CHECK(!orphanage.AddTx(MakeTransactionRef(tx), 0));
          +  -  +  -  +  
                      - ]
     386                 :             : 
     387                 :           1 :     tx.vout.clear();
     388         [ +  - ]:           1 :     BulkTransaction(tx, MAX_STANDARD_TX_WEIGHT);
     389   [ +  -  +  -  :           1 :     BOOST_CHECK_EQUAL(GetTransactionWeight(CTransaction(tx)), MAX_STANDARD_TX_WEIGHT);
                   +  - ]
     390   [ +  -  +  -  :           4 :     BOOST_CHECK(orphanage.AddTx(MakeTransactionRef(tx), 0));
          +  -  +  -  +  
                      - ]
     391                 :           1 : }
     392                 :             : 
     393                 :             : BOOST_AUTO_TEST_SUITE_END()
        

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