sync_tests.cpp

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// Copyright (c) 2012-2020 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 "sync.h"
#include "test/test_pivx.h"
 
#include <boost/test/unit_test.hpp>
 
namespace {
template <typename MutexType>
void TestPotentialDeadLockDetected(MutexType& mutex1, MutexType& mutex2)
{
    {
        LOCK2(mutex1, mutex2);
    }
    bool error_thrown = false;
    try {
        LOCK2(mutex2, mutex1);
    } catch (const std::logic_error& e) {
        BOOST_CHECK_EQUAL(e.what(), "potential deadlock detected");
        error_thrown = true;
    }
    #ifdef DEBUG_LOCKORDER
    BOOST_CHECK(error_thrown);
    #else
    BOOST_CHECK(!error_thrown);
    #endif
}
} // namespace
 
BOOST_FIXTURE_TEST_SUITE(sync_tests, BasicTestingSetup)
 
BOOST_AUTO_TEST_CASE(potential_deadlock_detected)
{
    #ifdef DEBUG_LOCKORDER
    bool prev = g_debug_lockorder_abort;
    g_debug_lockorder_abort = false;
    #endif
 
    RecursiveMutex rmutex1, rmutex2;
    TestPotentialDeadLockDetected(rmutex1, rmutex2);
 
    Mutex mutex1, mutex2;
    TestPotentialDeadLockDetected(mutex1, mutex2);
 
    #ifdef DEBUG_LOCKORDER
    g_debug_lockorder_abort = prev;
    #endif
}
 
BOOST_AUTO_TEST_SUITE_END()