60 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// <random>10 11// template <class UIntType, size_t w, size_t n, size_t m, size_t r,12// UIntType a, size_t u, UIntType d, size_t s,13// UIntType b, size_t t, UIntType c, size_t l, UIntType f>14// class mersenne_twister_engine;15 16// mersenne_twister_engine(const mersenne_twister_engine&);17 18#include <random>19#include <cassert>20 21#include "test_macros.h"22 23void24test1()25{26 typedef std::mt19937 E;27 E e1;28 (void)e1();29 E e2 = e1;30 assert(e1 == e2);31 assert(e1() == e2());32 E::result_type k = e1();33 assert(e1 != e2);34 assert(e2() == k);35 assert(e1 == e2);36}37 38void39test2()40{41 typedef std::mt19937_64 E;42 E e1;43 (void)e1();44 E e2(e1);45 assert(e1 == e2);46 assert(e1() == e2());47 E::result_type k = e1();48 assert(e1 != e2);49 assert(e2() == k);50 assert(e1 == e2);51}52 53int main(int, char**)54{55 test1();56 test2();57 58 return 0;59}60