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-rw-r--r--src/test/validation_tests.cpp77
1 files changed, 77 insertions, 0 deletions
diff --git a/src/test/validation_tests.cpp b/src/test/validation_tests.cpp
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+// Copyright (c) 2014-2019 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <chainparams.h>
+#include <net.h>
+#include <validation.h>
+
+#include <test/test_bitcoin.h>
+
+#include <boost/signals2/signal.hpp>
+#include <boost/test/unit_test.hpp>
+
+BOOST_FIXTURE_TEST_SUITE(validation_tests, TestingSetup)
+
+static void TestBlockSubsidyHalvings(const Consensus::Params& consensusParams)
+{
+ int maxHalvings = 64;
+ CAmount nInitialSubsidy = 50 * COIN;
+
+ CAmount nPreviousSubsidy = nInitialSubsidy * 2; // for height == 0
+ BOOST_CHECK_EQUAL(nPreviousSubsidy, nInitialSubsidy * 2);
+ for (int nHalvings = 0; nHalvings < maxHalvings; nHalvings++) {
+ int nHeight = nHalvings * consensusParams.nSubsidyHalvingInterval;
+ CAmount nSubsidy = GetBlockSubsidy(nHeight, consensusParams);
+ BOOST_CHECK(nSubsidy <= nInitialSubsidy);
+ BOOST_CHECK_EQUAL(nSubsidy, nPreviousSubsidy / 2);
+ nPreviousSubsidy = nSubsidy;
+ }
+ BOOST_CHECK_EQUAL(GetBlockSubsidy(maxHalvings * consensusParams.nSubsidyHalvingInterval, consensusParams), 0);
+}
+
+static void TestBlockSubsidyHalvings(int nSubsidyHalvingInterval)
+{
+ Consensus::Params consensusParams;
+ consensusParams.nSubsidyHalvingInterval = nSubsidyHalvingInterval;
+ TestBlockSubsidyHalvings(consensusParams);
+}
+
+BOOST_AUTO_TEST_CASE(block_subsidy_test)
+{
+ const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
+ TestBlockSubsidyHalvings(chainParams->GetConsensus()); // As in main
+ TestBlockSubsidyHalvings(150); // As in regtest
+ TestBlockSubsidyHalvings(1000); // Just another interval
+}
+
+BOOST_AUTO_TEST_CASE(subsidy_limit_test)
+{
+ const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
+ CAmount nSum = 0;
+ for (int nHeight = 0; nHeight < 14000000; nHeight += 1000) {
+ CAmount nSubsidy = GetBlockSubsidy(nHeight, chainParams->GetConsensus());
+ BOOST_CHECK(nSubsidy <= 50 * COIN);
+ nSum += nSubsidy * 1000;
+ BOOST_CHECK(MoneyRange(nSum));
+ }
+ BOOST_CHECK_EQUAL(nSum, CAmount{2099999997690000});
+}
+
+static bool ReturnFalse() { return false; }
+static bool ReturnTrue() { return true; }
+
+BOOST_AUTO_TEST_CASE(test_combiner_all)
+{
+ boost::signals2::signal<bool (), CombinerAll> Test;
+ BOOST_CHECK(Test());
+ Test.connect(&ReturnFalse);
+ BOOST_CHECK(!Test());
+ Test.connect(&ReturnTrue);
+ BOOST_CHECK(!Test());
+ Test.disconnect(&ReturnFalse);
+ BOOST_CHECK(Test());
+ Test.disconnect(&ReturnTrue);
+ BOOST_CHECK(Test());
+}
+BOOST_AUTO_TEST_SUITE_END()