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-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | // <random> |
10 | |
11 | // template<class Engine, size_t k> |
12 | // class shuffle_order_engine |
13 | // { |
14 | // public: |
15 | // // types |
16 | // typedef typename Engine::result_type result_type; |
17 | // |
18 | // // engine characteristics |
19 | // static constexpr size_t table_size = k; |
20 | // static constexpr result_type min() { return Engine::min; } |
21 | // static constexpr result_type max() { return Engine::max; } |
22 | |
23 | #include <random> |
24 | #include <type_traits> |
25 | #include <cassert> |
26 | |
27 | #include "test_macros.h" |
28 | |
29 | template <class T> |
30 | void where(const T &) {} |
31 | |
32 | void |
33 | test1() |
34 | { |
35 | typedef std::knuth_b E; |
36 | static_assert(E::table_size == 256, "" ); |
37 | #if TEST_STD_VER >= 11 |
38 | static_assert((E::min() == 1), "" ); |
39 | static_assert((E::max() == 2147483646), "" ); |
40 | #else |
41 | assert((E::min() == 1)); |
42 | assert((E::max() == 2147483646)); |
43 | #endif |
44 | where(E::table_size); |
45 | } |
46 | |
47 | int main(int, char**) |
48 | { |
49 | test1(); |
50 | |
51 | return 0; |
52 | } |
53 | |