xref: /llvm-project/libcxx/test/std/numerics/rand/rand.adapt/rand.adapt.disc/eval.pass.cpp (revision 2df59c50688c122bbcae7467d3eaf862c3ea3088)
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 // result_type operator()();
15 
16 #include <random>
17 #include <cassert>
18 
19 void
20 test1()
21 {
22     std::ranlux24 e;
23     assert(e() == 15039276u);
24     assert(e() == 16323925u);
25     assert(e() == 14283486u);
26 }
27 
28 void
29 test2()
30 {
31     std::ranlux48 e;
32     assert(e() == 23459059301164ull);
33     assert(e() == 28639057539807ull);
34     assert(e() == 276846226770426ull);
35 }
36 
37 int main(int, char**)
38 {
39     test1();
40     test2();
41 
42   return 0;
43 }
44