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 p, size_t r> |
12 | // class discard_block_engine |
13 | |
14 | // void discard(unsigned long long z); |
15 | |
16 | #include <random> |
17 | #include <cassert> |
18 | |
19 | #include "test_macros.h" |
20 | |
21 | void |
22 | test1() |
23 | { |
24 | std::ranlux24 e1; |
25 | std::ranlux24 e2 = e1; |
26 | assert(e1 == e2); |
27 | e1.discard(z: 3); |
28 | assert(e1 != e2); |
29 | (void)e2(); |
30 | (void)e2(); |
31 | (void)e2(); |
32 | assert(e1 == e2); |
33 | } |
34 | |
35 | void |
36 | test2() |
37 | { |
38 | std::ranlux48 e1; |
39 | std::ranlux48 e2 = e1; |
40 | assert(e1 == e2); |
41 | e1.discard(z: 3); |
42 | assert(e1 != e2); |
43 | (void)e2(); |
44 | (void)e2(); |
45 | (void)e2(); |
46 | assert(e1 == e2); |
47 | } |
48 | |
49 | int main(int, char**) |
50 | { |
51 | test1(); |
52 | test2(); |
53 | |
54 | return 0; |
55 | } |
56 | |