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libcxx_old/test/std/numerics/rand/rand.adapt/rand.adapt.shuf/values.pass.cpp

53 lines
1.2 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 Engine, size_t k>
// class shuffle_order_engine
// {
// public:
// // types
// typedef typename Engine::result_type result_type;
//
// // engine characteristics
// static constexpr size_t table_size = k;
// static constexpr result_type min() { return Engine::min; }
// static constexpr result_type max() { return Engine::max; }
#include <random>
#include <type_traits>
#include <cassert>
#include "test_macros.h"
template <class T>
void where(const T &) {}
void
test1()
{
typedef std::knuth_b E;
static_assert(E::table_size == 256, "");
#if TEST_STD_VER >= 11
static_assert((E::min() == 1), "");
static_assert((E::max() == 2147483646), "");
#else
assert((E::min() == 1));
assert((E::max() == 2147483646));
#endif
where(E::table_size);
}
int main(int, char**)
{
test1();
return 0;
}