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 Engine, size_t p, size_t r>12// class discard_block_engine13 14// discard_block_engine& operator=(const discard_block_engine&);15 16#include <random>17#include <cassert>18 19#include "test_macros.h"20 21void22test1()23{24 typedef std::ranlux24 E;25 E e1(2);26 (void)e1();27 E e2(5);28 e2 = e1;29 assert(e1 == e2);30 assert(e1() == e2());31 E::result_type k = e1();32 assert(e1 != e2);33 assert(e2() == k);34 assert(e1 == e2);35}36 37void38test2()39{40 typedef std::ranlux48 E;41 E e1(3);42 (void)e1();43 E e2(5);44 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