xoroshiro128plusplus_tests.cpp

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// Copyright (c) 2022 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 <test/util/setup_common.h>
#include <test/util/xoroshiro128plusplus.h>
 
#include <boost/test/unit_test.hpp>
 
BOOST_FIXTURE_TEST_SUITE(xoroshiro128plusplus_tests, BasicTestingSetup)
 
BOOST_AUTO_TEST_CASE(reference_values)
{
    // numbers generated from reference implementation
    XoRoShiRo128PlusPlus rng(0);
    BOOST_TEST(0x6f68e1e7e2646ee1 == rng());
    BOOST_TEST(0xbf971b7f454094ad == rng());
    BOOST_TEST(0x48f2de556f30de38 == rng());
    BOOST_TEST(0x6ea7c59f89bbfc75 == rng());
 
    // seed with a random number
    rng = XoRoShiRo128PlusPlus(0x1a26f3fa8546b47a);
    BOOST_TEST(0xc8dc5e08d844ac7d == rng());
    BOOST_TEST(0x5b5f1f6d499dad1b == rng());
    BOOST_TEST(0xbeb0031f93313d6f == rng());
    BOOST_TEST(0xbfbcf4f43a264497 == rng());
}
 
BOOST_AUTO_TEST_SUITE_END()