/ src / test / interfaces_tests.cpp
interfaces_tests.cpp
  1  // Copyright (c) 2020-2022 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 <chainparams.h>
  6  #include <consensus/validation.h>
  7  #include <interfaces/chain.h>
  8  #include <test/util/setup_common.h>
  9  #include <script/solver.h>
 10  #include <validation.h>
 11  
 12  #include <boost/test/unit_test.hpp>
 13  
 14  using interfaces::FoundBlock;
 15  
 16  BOOST_FIXTURE_TEST_SUITE(interfaces_tests, TestChain100Setup)
 17  
 18  BOOST_AUTO_TEST_CASE(findBlock)
 19  {
 20      LOCK(Assert(m_node.chainman)->GetMutex());
 21      auto& chain = m_node.chain;
 22      const CChain& active = Assert(m_node.chainman)->ActiveChain();
 23  
 24      uint256 hash;
 25      BOOST_CHECK(chain->findBlock(active[10]->GetBlockHash(), FoundBlock().hash(hash)));
 26      BOOST_CHECK_EQUAL(hash, active[10]->GetBlockHash());
 27  
 28      int height = -1;
 29      BOOST_CHECK(chain->findBlock(active[20]->GetBlockHash(), FoundBlock().height(height)));
 30      BOOST_CHECK_EQUAL(height, active[20]->nHeight);
 31  
 32      CBlock data;
 33      BOOST_CHECK(chain->findBlock(active[30]->GetBlockHash(), FoundBlock().data(data)));
 34      BOOST_CHECK_EQUAL(data.GetHash(), active[30]->GetBlockHash());
 35  
 36      int64_t time = -1;
 37      BOOST_CHECK(chain->findBlock(active[40]->GetBlockHash(), FoundBlock().time(time)));
 38      BOOST_CHECK_EQUAL(time, active[40]->GetBlockTime());
 39  
 40      int64_t max_time = -1;
 41      BOOST_CHECK(chain->findBlock(active[50]->GetBlockHash(), FoundBlock().maxTime(max_time)));
 42      BOOST_CHECK_EQUAL(max_time, active[50]->GetBlockTimeMax());
 43  
 44      int64_t mtp_time = -1;
 45      BOOST_CHECK(chain->findBlock(active[60]->GetBlockHash(), FoundBlock().mtpTime(mtp_time)));
 46      BOOST_CHECK_EQUAL(mtp_time, active[60]->GetMedianTimePast());
 47  
 48      bool cur_active{false}, next_active{false};
 49      uint256 next_hash;
 50      BOOST_CHECK_EQUAL(active.Height(), 100);
 51      BOOST_CHECK(chain->findBlock(active[99]->GetBlockHash(), FoundBlock().inActiveChain(cur_active).nextBlock(FoundBlock().inActiveChain(next_active).hash(next_hash))));
 52      BOOST_CHECK(cur_active);
 53      BOOST_CHECK(next_active);
 54      BOOST_CHECK_EQUAL(next_hash, active[100]->GetBlockHash());
 55      cur_active = next_active = false;
 56      BOOST_CHECK(chain->findBlock(active[100]->GetBlockHash(), FoundBlock().inActiveChain(cur_active).nextBlock(FoundBlock().inActiveChain(next_active))));
 57      BOOST_CHECK(cur_active);
 58      BOOST_CHECK(!next_active);
 59  
 60      BOOST_CHECK(!chain->findBlock({}, FoundBlock()));
 61  }
 62  
 63  BOOST_AUTO_TEST_CASE(findFirstBlockWithTimeAndHeight)
 64  {
 65      LOCK(Assert(m_node.chainman)->GetMutex());
 66      auto& chain = m_node.chain;
 67      const CChain& active = Assert(m_node.chainman)->ActiveChain();
 68      uint256 hash;
 69      int height;
 70      BOOST_CHECK(chain->findFirstBlockWithTimeAndHeight(/* min_time= */ 0, /* min_height= */ 5, FoundBlock().hash(hash).height(height)));
 71      BOOST_CHECK_EQUAL(hash, active[5]->GetBlockHash());
 72      BOOST_CHECK_EQUAL(height, 5);
 73      BOOST_CHECK(!chain->findFirstBlockWithTimeAndHeight(/* min_time= */ active.Tip()->GetBlockTimeMax() + 1, /* min_height= */ 0));
 74  }
 75  
 76  BOOST_AUTO_TEST_CASE(findAncestorByHeight)
 77  {
 78      LOCK(Assert(m_node.chainman)->GetMutex());
 79      auto& chain = m_node.chain;
 80      const CChain& active = Assert(m_node.chainman)->ActiveChain();
 81      uint256 hash;
 82      BOOST_CHECK(chain->findAncestorByHeight(active[20]->GetBlockHash(), 10, FoundBlock().hash(hash)));
 83      BOOST_CHECK_EQUAL(hash, active[10]->GetBlockHash());
 84      BOOST_CHECK(!chain->findAncestorByHeight(active[10]->GetBlockHash(), 20));
 85  }
 86  
 87  BOOST_AUTO_TEST_CASE(findAncestorByHash)
 88  {
 89      LOCK(Assert(m_node.chainman)->GetMutex());
 90      auto& chain = m_node.chain;
 91      const CChain& active = Assert(m_node.chainman)->ActiveChain();
 92      int height = -1;
 93      BOOST_CHECK(chain->findAncestorByHash(active[20]->GetBlockHash(), active[10]->GetBlockHash(), FoundBlock().height(height)));
 94      BOOST_CHECK_EQUAL(height, 10);
 95      BOOST_CHECK(!chain->findAncestorByHash(active[10]->GetBlockHash(), active[20]->GetBlockHash()));
 96  }
 97  
 98  BOOST_AUTO_TEST_CASE(findCommonAncestor)
 99  {
100      auto& chain = m_node.chain;
101      const CChain& active{*WITH_LOCK(Assert(m_node.chainman)->GetMutex(), return &Assert(m_node.chainman)->ActiveChain())};
102      auto* orig_tip = active.Tip();
103      for (int i = 0; i < 10; ++i) {
104          BlockValidationState state;
105          m_node.chainman->ActiveChainstate().InvalidateBlock(state, active.Tip());
106      }
107      BOOST_CHECK_EQUAL(active.Height(), orig_tip->nHeight - 10);
108      coinbaseKey.MakeNewKey(true);
109      for (int i = 0; i < 20; ++i) {
110          CreateAndProcessBlock({}, GetScriptForRawPubKey(coinbaseKey.GetPubKey()));
111      }
112      BOOST_CHECK_EQUAL(active.Height(), orig_tip->nHeight + 10);
113      uint256 fork_hash;
114      int fork_height;
115      int orig_height;
116      BOOST_CHECK(chain->findCommonAncestor(orig_tip->GetBlockHash(), active.Tip()->GetBlockHash(), FoundBlock().height(fork_height).hash(fork_hash), FoundBlock().height(orig_height)));
117      BOOST_CHECK_EQUAL(orig_height, orig_tip->nHeight);
118      BOOST_CHECK_EQUAL(fork_height, orig_tip->nHeight - 10);
119      BOOST_CHECK_EQUAL(fork_hash, active[fork_height]->GetBlockHash());
120  
121      uint256 active_hash, orig_hash;
122      BOOST_CHECK(!chain->findCommonAncestor(active.Tip()->GetBlockHash(), {}, {}, FoundBlock().hash(active_hash), {}));
123      BOOST_CHECK(!chain->findCommonAncestor({}, orig_tip->GetBlockHash(), {}, {}, FoundBlock().hash(orig_hash)));
124      BOOST_CHECK_EQUAL(active_hash, active.Tip()->GetBlockHash());
125      BOOST_CHECK_EQUAL(orig_hash, orig_tip->GetBlockHash());
126  }
127  
128  BOOST_AUTO_TEST_CASE(hasBlocks)
129  {
130      LOCK(::cs_main);
131      auto& chain = m_node.chain;
132      const CChain& active = Assert(m_node.chainman)->ActiveChain();
133  
134      // Test ranges
135      BOOST_CHECK(chain->hasBlocks(active.Tip()->GetBlockHash(), 10, 90));
136      BOOST_CHECK(chain->hasBlocks(active.Tip()->GetBlockHash(), 10, {}));
137      BOOST_CHECK(chain->hasBlocks(active.Tip()->GetBlockHash(), 0, 90));
138      BOOST_CHECK(chain->hasBlocks(active.Tip()->GetBlockHash(), 0, {}));
139      BOOST_CHECK(chain->hasBlocks(active.Tip()->GetBlockHash(), -1000, 1000));
140      active[5]->nStatus &= ~BLOCK_HAVE_DATA;
141      BOOST_CHECK(chain->hasBlocks(active.Tip()->GetBlockHash(), 10, 90));
142      BOOST_CHECK(chain->hasBlocks(active.Tip()->GetBlockHash(), 10, {}));
143      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), 0, 90));
144      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), 0, {}));
145      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), -1000, 1000));
146      active[95]->nStatus &= ~BLOCK_HAVE_DATA;
147      BOOST_CHECK(chain->hasBlocks(active.Tip()->GetBlockHash(), 10, 90));
148      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), 10, {}));
149      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), 0, 90));
150      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), 0, {}));
151      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), -1000, 1000));
152      active[50]->nStatus &= ~BLOCK_HAVE_DATA;
153      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), 10, 90));
154      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), 10, {}));
155      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), 0, 90));
156      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), 0, {}));
157      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), -1000, 1000));
158  
159      // Test edge cases
160      BOOST_CHECK(chain->hasBlocks(active.Tip()->GetBlockHash(), 6, 49));
161      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), 5, 49));
162      BOOST_CHECK(!chain->hasBlocks(active.Tip()->GetBlockHash(), 6, 50));
163  }
164  
165  BOOST_AUTO_TEST_SUITE_END()