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// UNSUPPORTED: no-localization
10
11// <random>
12
13// template<class IntType = int>
14// class geometric_distribution
15
16// template <class charT, class traits>
17// basic_ostream<charT, traits>&
18// operator<<(basic_ostream<charT, traits>& os,
19// const geometric_distribution& x);
20//
21// template <class charT, class traits>
22// basic_istream<charT, traits>&
23// operator>>(basic_istream<charT, traits>& is,
24// geometric_distribution& x);
25
26#include <random>
27#include <sstream>
28#include <cassert>
29
30#include "test_macros.h"
31
32int main(int, char**)
33{
34 {
35 typedef std::geometric_distribution<> D;
36 D d1(.25);
37 std::ostringstream os;
38 os << d1;
39 std::istringstream is(os.str());
40 D d2;
41 is >> d2;
42 assert(d1 == d2);
43 }
44
45 return 0;
46}
47

source code of libcxx/test/std/numerics/rand/rand.dist/rand.dist.bern/rand.dist.bern.geo/io.pass.cpp