Bitcoin Core 28.0.0
P2P Digital Currency
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interfaces_tests.cpp
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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
14using interfaces::FoundBlock;
15
16BOOST_FIXTURE_TEST_SUITE(interfaces_tests, TestChain100Setup)
17
18BOOST_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
63BOOST_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
76BOOST_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
87BOOST_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
98BOOST_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
128BOOST_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
165BOOST_AUTO_TEST_SUITE_END()
m_node
node::NodeContext m_node
Definition bitcoin-gui.cpp:37
Assert
#define Assert(val)
Identity function.
Definition check.h:77
CBlockHeader::GetHash
uint256 GetHash() const
Definition block.cpp:11
CBlock
Definition block.h:69
CBlockIndex::GetBlockHash
uint256 GetBlockHash() const
Definition chain.h:243
CBlockIndex::GetBlockTimeMax
int64_t GetBlockTimeMax() const
Definition chain.h:271
CChain
An in-memory indexed chain of blocks.
Definition chain.h:417
CChain::Tip
CBlockIndex * Tip() const
Returns the index entry for the tip of this chain, or nullptr if none.
Definition chain.h:433
CChain::Height
int Height() const
Return the maximal height in the chain.
Definition chain.h:462
interfaces::FoundBlock
Helper for findBlock to selectively return pieces of block data.
Definition chain.h:54
uint256
256-bit opaque blob.
Definition uint256.h:178
cs_main
RecursiveMutex cs_main
Mutex to guard access to validation specific variables, such as reading or changing the chainstate.
Definition cs_main.cpp:8
BOOST_AUTO_TEST_SUITE_END
BOOST_AUTO_TEST_SUITE_END()
BOOST_AUTO_TEST_CASE
BOOST_AUTO_TEST_CASE(findBlock)
Definition interfaces_tests.cpp:18
nHeight
unsigned int nHeight
Definition mempool_eviction.cpp:15
BOOST_CHECK_EQUAL
#define BOOST_CHECK_EQUAL(v1, v2)
Definition object.cpp:18
BOOST_CHECK
#define BOOST_CHECK(expr)
Definition object.cpp:17
setup_common.h
GetScriptForRawPubKey
CScript GetScriptForRawPubKey(const CPubKey &pubKey)
Generate a P2PK script for the given pubkey.
Definition solver.cpp:213
TestChain100Setup
Testing fixture that pre-creates a 100-block REGTEST-mode block chain.
Definition setup_common.h:115
node::NodeContext::chainman
std::unique_ptr< ChainstateManager > chainman
Definition context.h:69
node::NodeContext::chain
std::unique_ptr< interfaces::Chain > chain
Definition context.h:73
LOCK
#define LOCK(cs)
Definition sync.h:257
WITH_LOCK
#define WITH_LOCK(cs, code)
Run code while locking a mutex.
Definition sync.h:301
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