diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/test/versionbits_tests.cpp | 74 |
1 files changed, 39 insertions, 35 deletions
diff --git a/src/test/versionbits_tests.cpp b/src/test/versionbits_tests.cpp index 8841a540f2..b09827ffe5 100644 --- a/src/test/versionbits_tests.cpp +++ b/src/test/versionbits_tests.cpp @@ -242,17 +242,15 @@ BOOST_AUTO_TEST_CASE(versionbits_test) } } -BOOST_AUTO_TEST_CASE(versionbits_computeblockversion) +/** Check that ComputeBlockVersion will set the appropriate bit correctly */ +static void check_computeblockversion(const Consensus::Params& params, Consensus::DeploymentPos dep) { - // Check that ComputeBlockVersion will set the appropriate bit correctly - // on mainnet. - const auto chainParams = CreateChainParams(*m_node.args, CBaseChainParams::MAIN); - const Consensus::Params &mainnetParams = chainParams->GetConsensus(); + // This implicitly uses versionbitscache, so clear it every time + versionbitscache.Clear(); - // Use the TESTDUMMY deployment for testing purposes. - int64_t bit = mainnetParams.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit; - int64_t nStartTime = mainnetParams.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime; - int64_t nTimeout = mainnetParams.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout; + int64_t bit = params.vDeployments[dep].bit; + int64_t nStartTime = params.vDeployments[dep].nStartTime; + int64_t nTimeout = params.vDeployments[dep].nTimeout; assert(nStartTime < nTimeout); @@ -267,40 +265,40 @@ BOOST_AUTO_TEST_CASE(versionbits_computeblockversion) // Before MedianTimePast of the chain has crossed nStartTime, the bit // should not be set. CBlockIndex *lastBlock = nullptr; - lastBlock = firstChain.Mine(mainnetParams.nMinerConfirmationWindow, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); - BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, mainnetParams) & (1<<bit), 0); + lastBlock = firstChain.Mine(params.nMinerConfirmationWindow, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); + BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & (1<<bit), 0); // Mine more blocks (4 less than the adjustment period) at the old time, and check that CBV isn't setting the bit yet. - for (uint32_t i = 1; i < mainnetParams.nMinerConfirmationWindow - 4; i++) { - lastBlock = firstChain.Mine(mainnetParams.nMinerConfirmationWindow + i, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); + for (uint32_t i = 1; i < params.nMinerConfirmationWindow - 4; i++) { + lastBlock = firstChain.Mine(params.nMinerConfirmationWindow + i, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); // This works because VERSIONBITS_LAST_OLD_BLOCK_VERSION happens // to be 4, and the bit we're testing happens to be bit 28. - BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, mainnetParams) & (1<<bit), 0); + BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & (1<<bit), 0); } // Now mine 5 more blocks at the start time -- MTP should not have passed yet, so // CBV should still not yet set the bit. nTime = nStartTime; - for (uint32_t i = mainnetParams.nMinerConfirmationWindow - 4; i <= mainnetParams.nMinerConfirmationWindow; i++) { - lastBlock = firstChain.Mine(mainnetParams.nMinerConfirmationWindow + i, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); - BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, mainnetParams) & (1<<bit), 0); + for (uint32_t i = params.nMinerConfirmationWindow - 4; i <= params.nMinerConfirmationWindow; i++) { + lastBlock = firstChain.Mine(params.nMinerConfirmationWindow + i, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); + BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & (1<<bit), 0); } // Advance to the next period and transition to STARTED, - lastBlock = firstChain.Mine(mainnetParams.nMinerConfirmationWindow * 3, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); + lastBlock = firstChain.Mine(params.nMinerConfirmationWindow * 3, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); // so ComputeBlockVersion should now set the bit, - BOOST_CHECK((ComputeBlockVersion(lastBlock, mainnetParams) & (1<<bit)) != 0); + BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0); // and should also be using the VERSIONBITS_TOP_BITS. - BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, mainnetParams) & VERSIONBITS_TOP_MASK, VERSIONBITS_TOP_BITS); + BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & VERSIONBITS_TOP_MASK, VERSIONBITS_TOP_BITS); // Check that ComputeBlockVersion will set the bit until nTimeout nTime += 600; - uint32_t blocksToMine = mainnetParams.nMinerConfirmationWindow * 2; // test blocks for up to 2 time periods - uint32_t nHeight = mainnetParams.nMinerConfirmationWindow * 3; + uint32_t blocksToMine = params.nMinerConfirmationWindow * 2; // test blocks for up to 2 time periods + uint32_t nHeight = params.nMinerConfirmationWindow * 3; // These blocks are all before nTimeout is reached. while (nTime < nTimeout && blocksToMine > 0) { lastBlock = firstChain.Mine(nHeight+1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); - BOOST_CHECK((ComputeBlockVersion(lastBlock, mainnetParams) & (1<<bit)) != 0); - BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, mainnetParams) & VERSIONBITS_TOP_MASK, VERSIONBITS_TOP_BITS); + BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0); + BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & VERSIONBITS_TOP_MASK, VERSIONBITS_TOP_BITS); blocksToMine--; nTime += 600; nHeight += 1; @@ -309,14 +307,14 @@ BOOST_AUTO_TEST_CASE(versionbits_computeblockversion) nTime = nTimeout; // FAILED is only triggered at the end of a period, so CBV should be setting // the bit until the period transition. - for (uint32_t i = 0; i < mainnetParams.nMinerConfirmationWindow - 1; i++) { + for (uint32_t i = 0; i < params.nMinerConfirmationWindow - 1; i++) { lastBlock = firstChain.Mine(nHeight+1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); - BOOST_CHECK((ComputeBlockVersion(lastBlock, mainnetParams) & (1<<bit)) != 0); + BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0); nHeight += 1; } // The next block should trigger no longer setting the bit. lastBlock = firstChain.Mine(nHeight+1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); - BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, mainnetParams) & (1<<bit), 0); + BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & (1<<bit), 0); // On a new chain: // verify that the bit will be set after lock-in, and then stop being set @@ -325,26 +323,32 @@ BOOST_AUTO_TEST_CASE(versionbits_computeblockversion) // Mine one period worth of blocks, and check that the bit will be on for the // next period. - lastBlock = secondChain.Mine(mainnetParams.nMinerConfirmationWindow, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); - BOOST_CHECK((ComputeBlockVersion(lastBlock, mainnetParams) & (1<<bit)) != 0); + lastBlock = secondChain.Mine(params.nMinerConfirmationWindow, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); + BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0); // Mine another period worth of blocks, signaling the new bit. - lastBlock = secondChain.Mine(mainnetParams.nMinerConfirmationWindow * 2, nTime, VERSIONBITS_TOP_BITS | (1<<bit)).Tip(); + lastBlock = secondChain.Mine(params.nMinerConfirmationWindow * 2, nTime, VERSIONBITS_TOP_BITS | (1<<bit)).Tip(); // After one period of setting the bit on each block, it should have locked in. // We keep setting the bit for one more period though, until activation. - BOOST_CHECK((ComputeBlockVersion(lastBlock, mainnetParams) & (1<<bit)) != 0); + BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0); // Now check that we keep mining the block until the end of this period, and // then stop at the beginning of the next period. - lastBlock = secondChain.Mine((mainnetParams.nMinerConfirmationWindow * 3) - 1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); - BOOST_CHECK((ComputeBlockVersion(lastBlock, mainnetParams) & (1 << bit)) != 0); - lastBlock = secondChain.Mine(mainnetParams.nMinerConfirmationWindow * 3, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); - BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, mainnetParams) & (1<<bit), 0); + lastBlock = secondChain.Mine((params.nMinerConfirmationWindow * 3) - 1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); + BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0); + lastBlock = secondChain.Mine(params.nMinerConfirmationWindow * 3, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip(); + BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & (1<<bit), 0); // Finally, verify that after a soft fork has activated, CBV no longer uses // VERSIONBITS_LAST_OLD_BLOCK_VERSION. //BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, mainnetParams) & VERSIONBITS_TOP_MASK, VERSIONBITS_TOP_BITS); } +BOOST_AUTO_TEST_CASE(versionbits_computeblockversion) +{ + // Use the TESTDUMMY deployment for testing purposes. + const auto chainParams = CreateChainParams(*m_node.args, CBaseChainParams::MAIN); + check_computeblockversion(chainParams->GetConsensus(), Consensus::DEPLOYMENT_TESTDUMMY); +} BOOST_AUTO_TEST_SUITE_END() |