diff options
Diffstat (limited to 'src/test/validation_chainstatemanager_tests.cpp')
| -rw-r--r-- | src/test/validation_chainstatemanager_tests.cpp | 65 |
1 files changed, 59 insertions, 6 deletions
diff --git a/src/test/validation_chainstatemanager_tests.cpp b/src/test/validation_chainstatemanager_tests.cpp index 0d149285ad..f99191b08f 100644 --- a/src/test/validation_chainstatemanager_tests.cpp +++ b/src/test/validation_chainstatemanager_tests.cpp @@ -28,13 +28,11 @@ BOOST_AUTO_TEST_CASE(chainstatemanager) // Create a legacy (IBD) chainstate. // - ENTER_CRITICAL_SECTION(cs_main); - CChainState& c1 = manager.InitializeChainstate(); - LEAVE_CRITICAL_SECTION(cs_main); + CChainState& c1 = *WITH_LOCK(::cs_main, return &manager.InitializeChainstate()); chainstates.push_back(&c1); c1.InitCoinsDB( /* cache_size_bytes */ 1 << 23, /* in_memory */ true, /* should_wipe */ false); - WITH_LOCK(::cs_main, c1.InitCoinsCache()); + WITH_LOCK(::cs_main, c1.InitCoinsCache(1 << 23)); BOOST_CHECK(!manager.IsSnapshotActive()); BOOST_CHECK(!manager.IsSnapshotValidated()); @@ -57,12 +55,13 @@ BOOST_AUTO_TEST_CASE(chainstatemanager) // Create a snapshot-based chainstate. // ENTER_CRITICAL_SECTION(cs_main); - CChainState& c2 = manager.InitializeChainstate(GetRandHash()); + CChainState& c2 = *WITH_LOCK(::cs_main, + return &manager.InitializeChainstate(GetRandHash())); LEAVE_CRITICAL_SECTION(cs_main); chainstates.push_back(&c2); c2.InitCoinsDB( /* cache_size_bytes */ 1 << 23, /* in_memory */ true, /* should_wipe */ false); - WITH_LOCK(::cs_main, c2.InitCoinsCache()); + WITH_LOCK(::cs_main, c2.InitCoinsCache(1 << 23)); // Unlike c1, which doesn't have any blocks. Gets us different tip, height. c2.LoadGenesisBlock(chainparams); BlockValidationState _; @@ -104,4 +103,58 @@ BOOST_AUTO_TEST_CASE(chainstatemanager) WITH_LOCK(::cs_main, manager.Unload()); } +//! Test rebalancing the caches associated with each chainstate. +BOOST_AUTO_TEST_CASE(chainstatemanager_rebalance_caches) +{ + ChainstateManager manager; + size_t max_cache = 10000; + manager.m_total_coinsdb_cache = max_cache; + manager.m_total_coinstip_cache = max_cache; + + std::vector<CChainState*> chainstates; + + // Create a legacy (IBD) chainstate. + // + ENTER_CRITICAL_SECTION(cs_main); + CChainState& c1 = manager.InitializeChainstate(); + LEAVE_CRITICAL_SECTION(cs_main); + chainstates.push_back(&c1); + c1.InitCoinsDB( + /* cache_size_bytes */ 1 << 23, /* in_memory */ true, /* should_wipe */ false); + + { + LOCK(::cs_main); + c1.InitCoinsCache(1 << 23); + c1.CoinsTip().SetBestBlock(InsecureRand256()); + manager.MaybeRebalanceCaches(); + } + + BOOST_CHECK_EQUAL(c1.m_coinstip_cache_size_bytes, max_cache); + BOOST_CHECK_EQUAL(c1.m_coinsdb_cache_size_bytes, max_cache); + + // Create a snapshot-based chainstate. + // + ENTER_CRITICAL_SECTION(cs_main); + CChainState& c2 = manager.InitializeChainstate(GetRandHash()); + LEAVE_CRITICAL_SECTION(cs_main); + chainstates.push_back(&c2); + c2.InitCoinsDB( + /* cache_size_bytes */ 1 << 23, /* in_memory */ true, /* should_wipe */ false); + + { + LOCK(::cs_main); + c2.InitCoinsCache(1 << 23); + c2.CoinsTip().SetBestBlock(InsecureRand256()); + manager.MaybeRebalanceCaches(); + } + + // Since both chainstates are considered to be in initial block download, + // the snapshot chainstate should take priority. + BOOST_CHECK_CLOSE(c1.m_coinstip_cache_size_bytes, max_cache * 0.05, 1); + BOOST_CHECK_CLOSE(c1.m_coinsdb_cache_size_bytes, max_cache * 0.05, 1); + BOOST_CHECK_CLOSE(c2.m_coinstip_cache_size_bytes, max_cache * 0.95, 1); + BOOST_CHECK_CLOSE(c2.m_coinsdb_cache_size_bytes, max_cache * 0.95, 1); + +} + BOOST_AUTO_TEST_SUITE_END() |