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libcxx_old/test/std/numerics/rand/rand.eng/rand.eng.mers/eval.pass.cpp

49 lines
1.1 KiB
C++

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <random>
// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
// UIntType a, size_t u, UIntType d, size_t s,
// UIntType b, size_t t, UIntType c, size_t l, UIntType f>
// class mersenne_twister_engine;
// result_type operator()();
#include <random>
#include <sstream>
#include <cassert>
#include "test_macros.h"
void
test1()
{
std::mt19937 e;
assert(e() == 3499211612u);
assert(e() == 581869302u);
assert(e() == 3890346734u);
}
void
test2()
{
std::mt19937_64 e;
assert(e() == 14514284786278117030ull);
assert(e() == 4620546740167642908ull);
assert(e() == 13109570281517897720ull);
}
int main(int, char**)
{
test1();
test2();
return 0;
}