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@ -15,11 +15,6 @@
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/* Define a virtual block time, one block per 10 minutes after Nov 14 2014, 0:55:36am */
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/* Define a virtual block time, one block per 10 minutes after Nov 14 2014, 0:55:36am */
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static int32_t TestTime(int nHeight) { return 1415926536 + 600 * nHeight; }
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static int32_t TestTime(int nHeight) { return 1415926536 + 600 * nHeight; }
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static int32_t ComputeBlockVersion(const CBlockIndex* pindexPrev, const Consensus::Params& params)
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{
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return g_versionbitscache.ComputeBlockVersion(pindexPrev, params);
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}
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static const std::string StateName(ThresholdState state)
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static const std::string StateName(ThresholdState state)
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{
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{
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switch (state) {
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switch (state) {
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@ -273,7 +268,7 @@ static void check_computeblockversion(const Consensus::Params& params, Consensus
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int min_activation_height = params.vDeployments[dep].min_activation_height;
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int min_activation_height = params.vDeployments[dep].min_activation_height;
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// should not be any signalling for first block
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// should not be any signalling for first block
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BOOST_CHECK_EQUAL(ComputeBlockVersion(nullptr, params), VERSIONBITS_TOP_BITS);
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BOOST_CHECK_EQUAL(g_versionbitscache.ComputeBlockVersion(nullptr, params), VERSIONBITS_TOP_BITS);
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// always/never active deployments shouldn't need to be tested further
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// always/never active deployments shouldn't need to be tested further
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if (nStartTime == Consensus::BIP9Deployment::ALWAYS_ACTIVE ||
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if (nStartTime == Consensus::BIP9Deployment::ALWAYS_ACTIVE ||
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@ -312,9 +307,9 @@ static void check_computeblockversion(const Consensus::Params& params, Consensus
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// earlier time, so will transition from DEFINED to STARTED at the
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// earlier time, so will transition from DEFINED to STARTED at the
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// end of the first period by mining blocks at nTime == 0
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// end of the first period by mining blocks at nTime == 0
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow - 1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow - 1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & (1<<bit), 0);
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BOOST_CHECK_EQUAL(g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit), 0);
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0);
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BOOST_CHECK((g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0);
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// then we'll keep mining at nStartTime...
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// then we'll keep mining at nStartTime...
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} else {
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} else {
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// use a time 1s earlier than start time to check we stay DEFINED
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// use a time 1s earlier than start time to check we stay DEFINED
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@ -322,28 +317,28 @@ static void check_computeblockversion(const Consensus::Params& params, Consensus
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// Start generating blocks before nStartTime
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// Start generating blocks before nStartTime
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & (1<<bit), 0);
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BOOST_CHECK_EQUAL(g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit), 0);
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// Mine more blocks (4 less than the adjustment period) at the old time, and check that CBV isn't setting the bit yet.
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// Mine more blocks (4 less than the adjustment period) at the old time, and check that CBV isn't setting the bit yet.
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for (uint32_t i = 1; i < params.nMinerConfirmationWindow - 4; i++) {
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for (uint32_t i = 1; i < params.nMinerConfirmationWindow - 4; i++) {
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow + i, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow + i, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & (1<<bit), 0);
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BOOST_CHECK_EQUAL(g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit), 0);
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}
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}
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// Now mine 5 more blocks at the start time -- MTP should not have passed yet, so
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// Now mine 5 more blocks at the start time -- MTP should not have passed yet, so
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// CBV should still not yet set the bit.
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// CBV should still not yet set the bit.
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nTime = nStartTime;
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nTime = nStartTime;
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for (uint32_t i = params.nMinerConfirmationWindow - 4; i <= params.nMinerConfirmationWindow; i++) {
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for (uint32_t i = params.nMinerConfirmationWindow - 4; i <= params.nMinerConfirmationWindow; i++) {
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow + i, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow + i, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & (1<<bit), 0);
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BOOST_CHECK_EQUAL(g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit), 0);
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}
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}
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// Next we will advance to the next period and transition to STARTED,
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// Next we will advance to the next period and transition to STARTED,
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}
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}
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow * 3, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = firstChain.Mine(params.nMinerConfirmationWindow * 3, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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// so ComputeBlockVersion should now set the bit,
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// so ComputeBlockVersion should now set the bit,
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BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0);
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BOOST_CHECK((g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0);
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// and should also be using the VERSIONBITS_TOP_BITS.
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// and should also be using the VERSIONBITS_TOP_BITS.
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BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & VERSIONBITS_TOP_MASK, VERSIONBITS_TOP_BITS);
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BOOST_CHECK_EQUAL(g_versionbitscache.ComputeBlockVersion(lastBlock, params) & VERSIONBITS_TOP_MASK, VERSIONBITS_TOP_BITS);
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// Check that ComputeBlockVersion will set the bit until nTimeout
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// Check that ComputeBlockVersion will set the bit until nTimeout
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nTime += 600;
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nTime += 600;
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@ -352,8 +347,8 @@ static void check_computeblockversion(const Consensus::Params& params, Consensus
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// These blocks are all before nTimeout is reached.
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// These blocks are all before nTimeout is reached.
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while (nTime < nTimeout && blocksToMine > 0) {
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while (nTime < nTimeout && blocksToMine > 0) {
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lastBlock = firstChain.Mine(nHeight+1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = firstChain.Mine(nHeight+1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0);
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BOOST_CHECK((g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0);
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BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & VERSIONBITS_TOP_MASK, VERSIONBITS_TOP_BITS);
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BOOST_CHECK_EQUAL(g_versionbitscache.ComputeBlockVersion(lastBlock, params) & VERSIONBITS_TOP_MASK, VERSIONBITS_TOP_BITS);
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blocksToMine--;
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blocksToMine--;
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nTime += 600;
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nTime += 600;
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nHeight += 1;
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nHeight += 1;
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@ -367,7 +362,7 @@ static void check_computeblockversion(const Consensus::Params& params, Consensus
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// finish the last period before we start timing out
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// finish the last period before we start timing out
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while (nHeight % params.nMinerConfirmationWindow != 0) {
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while (nHeight % params.nMinerConfirmationWindow != 0) {
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lastBlock = firstChain.Mine(nHeight+1, nTime - 1, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = firstChain.Mine(nHeight+1, nTime - 1, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0);
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BOOST_CHECK((g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0);
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nHeight += 1;
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nHeight += 1;
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}
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}
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@ -375,12 +370,12 @@ static void check_computeblockversion(const Consensus::Params& params, Consensus
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// the bit until the period transition.
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// the bit until the period transition.
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for (uint32_t i = 0; i < params.nMinerConfirmationWindow - 1; i++) {
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for (uint32_t i = 0; i < params.nMinerConfirmationWindow - 1; i++) {
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lastBlock = firstChain.Mine(nHeight+1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = firstChain.Mine(nHeight+1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0);
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BOOST_CHECK((g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0);
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nHeight += 1;
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nHeight += 1;
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}
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}
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// The next block should trigger no longer setting the bit.
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// The next block should trigger no longer setting the bit.
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lastBlock = firstChain.Mine(nHeight+1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = firstChain.Mine(nHeight+1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & (1<<bit), 0);
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BOOST_CHECK_EQUAL(g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit), 0);
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}
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}
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// On a new chain:
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// On a new chain:
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@ -391,30 +386,30 @@ static void check_computeblockversion(const Consensus::Params& params, Consensus
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// Mine one period worth of blocks, and check that the bit will be on for the
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// Mine one period worth of blocks, and check that the bit will be on for the
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// next period.
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// next period.
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lastBlock = secondChain.Mine(params.nMinerConfirmationWindow, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = secondChain.Mine(params.nMinerConfirmationWindow, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0);
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BOOST_CHECK((g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0);
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// Mine another period worth of blocks, signaling the new bit.
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// Mine another period worth of blocks, signaling the new bit.
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lastBlock = secondChain.Mine(params.nMinerConfirmationWindow * 2, nTime, VERSIONBITS_TOP_BITS | (1<<bit)).Tip();
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lastBlock = secondChain.Mine(params.nMinerConfirmationWindow * 2, nTime, VERSIONBITS_TOP_BITS | (1<<bit)).Tip();
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// After one period of setting the bit on each block, it should have locked in.
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// After one period of setting the bit on each block, it should have locked in.
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// We keep setting the bit for one more period though, until activation.
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// We keep setting the bit for one more period though, until activation.
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BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1<<bit)) != 0);
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BOOST_CHECK((g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0);
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// Now check that we keep mining the block until the end of this period, and
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// Now check that we keep mining the block until the end of this period, and
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// then stop at the beginning of the next period.
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// then stop at the beginning of the next period.
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lastBlock = secondChain.Mine((params.nMinerConfirmationWindow * 3) - 1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = secondChain.Mine((params.nMinerConfirmationWindow * 3) - 1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0);
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BOOST_CHECK((g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0);
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lastBlock = secondChain.Mine(params.nMinerConfirmationWindow * 3, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = secondChain.Mine(params.nMinerConfirmationWindow * 3, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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if (lastBlock->nHeight + 1 < min_activation_height) {
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if (lastBlock->nHeight + 1 < min_activation_height) {
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// check signalling continues while min_activation_height is not reached
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// check signalling continues while min_activation_height is not reached
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lastBlock = secondChain.Mine(min_activation_height - 1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = secondChain.Mine(min_activation_height - 1, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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BOOST_CHECK((ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0);
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BOOST_CHECK((g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit)) != 0);
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// then reach min_activation_height, which was already REQUIRE'd to start a new period
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// then reach min_activation_height, which was already REQUIRE'd to start a new period
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lastBlock = secondChain.Mine(min_activation_height, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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lastBlock = secondChain.Mine(min_activation_height, nTime, VERSIONBITS_LAST_OLD_BLOCK_VERSION).Tip();
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}
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}
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// Check that we don't signal after activation
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// Check that we don't signal after activation
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BOOST_CHECK_EQUAL(ComputeBlockVersion(lastBlock, params) & (1<<bit), 0);
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BOOST_CHECK_EQUAL(g_versionbitscache.ComputeBlockVersion(lastBlock, params) & (1 << bit), 0);
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}
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}
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BOOST_AUTO_TEST_CASE(versionbits_computeblockversion)
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BOOST_AUTO_TEST_CASE(versionbits_computeblockversion)
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