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-rw-r--r--src/test/versionbits_tests.cpp22
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/versionbits_tests.cpp b/src/test/versionbits_tests.cpp
index 63dc4726bc..1f86a06a3f 100644
--- a/src/test/versionbits_tests.cpp
+++ b/src/test/versionbits_tests.cpp
@@ -185,6 +185,28 @@ BOOST_AUTO_TEST_CASE(versionbits_test)
.Mine(14333, TestTime(30003), 0).TestActive()
.Mine(24000, TestTime(40000), 0).TestActive();
}
+
+ // Sanity checks of version bit deployments
+ const Consensus::Params &mainnetParams = Params(CBaseChainParams::MAIN).GetConsensus();
+ for (int i=0; i<(int) Consensus::MAX_VERSION_BITS_DEPLOYMENTS; i++) {
+ uint32_t bitmask = VersionBitsMask(mainnetParams, (Consensus::DeploymentPos)i);
+ // Make sure that no deployment tries to set an invalid bit.
+ BOOST_CHECK_EQUAL(bitmask & ~(uint32_t)VERSIONBITS_TOP_MASK, bitmask);
+
+ // Verify that the deployment windows of different deployment using the
+ // same bit are disjoint.
+ // This test may need modification at such time as a new deployment
+ // is proposed that reuses the bit of an activated soft fork, before the
+ // end time of that soft fork. (Alternatively, the end time of that
+ // activated soft fork could be later changed to be earlier to avoid
+ // overlap.)
+ for (int j=i+1; j<(int) Consensus::MAX_VERSION_BITS_DEPLOYMENTS; j++) {
+ if (VersionBitsMask(mainnetParams, (Consensus::DeploymentPos)j) == bitmask) {
+ BOOST_CHECK(mainnetParams.vDeployments[j].nStartTime > mainnetParams.vDeployments[i].nTimeout ||
+ mainnetParams.vDeployments[i].nStartTime > mainnetParams.vDeployments[j].nTimeout);
+ }
+ }
+ }
}
BOOST_AUTO_TEST_CASE(versionbits_computeblockversion)