Function BOOST_AUTO_TEST_CASE

src/test/versionbits_tests.cpp:189–257

BOOST_FIXTURE_TEST_SUITE(versionbits_tests, BasicTestingSetup)

BOOST_AUTO_TEST_CASE(versionbits_test)
{
    for (int i = 0; i < 64; i++) {
        // DEFINED -> STARTED after timeout reached -> FAILED
        VersionBitsTester(m_rng, VERSIONBITS_TOP_BITS).TestDefined().TestStateSinceHeight(0)
                           .Mine(1, TestTime(1), 0x100).TestDefined().TestStateSinceHeight(0)
                           .Mine(11, TestTime(11), 0x100).TestDefined().TestStateSinceHeight(0)
                           .Mine(989, TestTime(989), 0x100).TestDefined().TestStateSinceHeight(0)
                           .Mine(999, TestTime(20000), 0x100).TestDefined().TestStateSinceHeight(0) // Timeout and start time reached simultaneously
                           .Mine(1000, TestTime(20000), 0).TestStarted().TestStateSinceHeight(1000) // Hit started, stop signalling
                           .Mine(1999, TestTime(30001), 0).TestStarted().TestStateSinceHeight(1000)
                           .Mine(2000, TestTime(30002), 0x100).TestFailed().TestStateSinceHeight(2000) // Hit failed, start signalling again
                           .Mine(2001, TestTime(30003), 0x100).TestFailed().TestStateSinceHeight(2000)
                           .Mine(2999, TestTime(30004), 0x100).TestFailed().TestStateSinceHeight(2000)
                           .Mine(3000, TestTime(30005), 0x100).TestFailed().TestStateSinceHeight(2000)
                           .Mine(4000, TestTime(30006), 0x100).TestFailed().TestStateSinceHeight(2000)

        // DEFINED -> STARTED -> FAILED
                           .Reset().TestDefined().TestStateSinceHeight(0)
                           .Mine(1, TestTime(1), 0).TestDefined().TestStateSinceHeight(0)
                           .Mine(1000, TestTime(10000) - 1, 0x100).TestDefined().TestStateSinceHeight(0) // One second more and it would be defined
                           .Mine(2000, TestTime(10000), 0x100).TestStarted().TestStateSinceHeight(2000) // So that's what happens the next period
                           .Mine(2051, TestTime(10010), 0).TestStarted().TestStateSinceHeight(2000) // 51 old blocks
                           .Mine(2950, TestTime(10020), 0x100).TestStarted().TestStateSinceHeight(2000) // 899 new blocks
                           .Mine(3000, TestTime(20000), 0).TestFailed().TestStateSinceHeight(3000) // 50 old blocks (so 899 out of the past 1000)
                           .Mine(4000, TestTime(20010), 0x100).TestFailed().TestStateSinceHeight(3000)

        // DEFINED -> STARTED -> LOCKEDIN after timeout reached -> ACTIVE
                           .Reset().TestDefined().TestStateSinceHeight(0)
                           .Mine(1, TestTime(1), 0).TestDefined().TestStateSinceHeight(0)
                           .Mine(1000, TestTime(10000) - 1, 0x101).TestDefined().TestStateSinceHeight(0) // One second more and it would be defined
                           .Mine(2000, TestTime(10000), 0x101).TestStarted().TestStateSinceHeight(2000) // So that's what happens the next period
                           .Mine(2999, TestTime(30000), 0x100).TestStarted().TestStateSinceHeight(2000) // 999 new blocks
                           .Mine(3000, TestTime(30000), 0x100).TestLockedIn().TestStateSinceHeight(3000) // 1 new block (so 1000 out of the past 1000 are new)
                           .Mine(3999, TestTime(30001), 0).TestLockedIn().TestStateSinceHeight(3000)
                           .Mine(4000, TestTime(30002), 0).TestActiveDelayed().TestStateSinceHeight(4000, 3000)
                           .Mine(14333, TestTime(30003), 0).TestActiveDelayed().TestStateSinceHeight(4000, 3000)
                           .Mine(24000, TestTime(40000), 0).TestActive().TestStateSinceHeight(4000, 15000)

        // DEFINED -> STARTED -> LOCKEDIN before timeout -> ACTIVE
                           .Reset().TestDefined()
                           .Mine(1, TestTime(1), 0).TestDefined().TestStateSinceHeight(0)
                           .Mine(1000, TestTime(10000) - 1, 0x101).TestDefined().TestStateSinceHeight(0) // One second more and it would be defined
                           .Mine(2000, TestTime(10000), 0x101).TestStarted().TestStateSinceHeight(2000) // So that's what happens the next period
                           .Mine(2050, TestTime(10010), 0x200).TestStarted().TestStateSinceHeight(2000) // 50 old blocks
                           .Mine(2950, TestTime(10020), 0x100).TestStarted().TestStateSinceHeight(2000) // 900 new blocks
                           .Mine(2999, TestTime(19999), 0x200).TestStarted().TestStateSinceHeight(2000) // 49 old blocks
                           .Mine(3000, TestTime(29999), 0x200).TestLockedIn().TestStateSinceHeight(3000) // 1 old block (so 900 out of the past 1000)
                           .Mine(3999, TestTime(30001), 0).TestLockedIn().TestStateSinceHeight(3000)
                           .Mine(4000, TestTime(30002), 0).TestActiveDelayed().TestStateSinceHeight(4000, 3000) // delayed will not become active until height=15000
                           .Mine(14333, TestTime(30003), 0).TestActiveDelayed().TestStateSinceHeight(4000, 3000)
                           .Mine(15000, TestTime(40000), 0).TestActive().TestStateSinceHeight(4000, 15000)
                           .Mine(24000, TestTime(40000), 0).TestActive().TestStateSinceHeight(4000, 15000)

        // DEFINED multiple periods -> STARTED multiple periods -> FAILED
                           .Reset().TestDefined().TestStateSinceHeight(0)
                           .Mine(999, TestTime(999), 0).TestDefined().TestStateSinceHeight(0)
                           .Mine(1000, TestTime(1000), 0).TestDefined().TestStateSinceHeight(0)