1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <random>
11
12// template<class Engine, size_t w, class UIntType>
13// class independent_bits_engine
14
15// template <class charT, class traits,
16//           class Engine, size_t w, class UIntType>
17// basic_ostream<charT, traits>&
18// operator<<(basic_ostream<charT, traits>& os,
19//            const independent_bits_engine<Engine, w, UIntType>& x);
20//
21// template <class charT, class traits,
22//           class Engine, size_t w, class UIntType>
23// basic_istream<charT, traits>&
24// operator>>(basic_istream<charT, traits>& is,
25//            independent_bits_engine<Engine, w, UIntType>& x);
26
27#include <random>
28#include <sstream>
29#include <cassert>
30
31void
32test1()
33{
34    typedef std::independent_bits_engine<std::ranlux24, 32, unsigned> E;
35    E e1;
36    e1.discard(100);
37    std::ostringstream os;
38    os << e1;
39    std::istringstream is(os.str());
40    E e2;
41    is >> e2;
42    assert(e1 == e2);
43}
44
45void
46test2()
47{
48    typedef std::independent_bits_engine<std::ranlux48, 64, unsigned long long> E;
49    E e1;
50    e1.discard(100);
51    std::ostringstream os;
52    os << e1;
53    std::istringstream is(os.str());
54    E e2;
55    is >> e2;
56    assert(e1 == e2);
57}
58
59int main()
60{
61    test1();
62    test2();
63}
64