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 // template <class charT, class traits, 15 // class Engine, size_t k> 16 // basic_ostream<charT, traits>& 17 // operator<<(basic_ostream<charT, traits>& os, 18 // const shuffle_order_engine<Engine, k>& x); 19 // 20 // template <class charT, class traits, 21 // class Engine, size_t k> 22 // basic_istream<charT, traits>& 23 // operator>>(basic_istream<charT, traits>& is, 24 // shuffle_order_engine<Engine, k>& x); 25 26 #include <random> 27 #include <sstream> 28 #include <cassert> 29 30 void 31 test1() 32 { 33 typedef std::knuth_b E; 34 E e1; 35 e1.discard(100); 36 std::ostringstream os; 37 os << e1; 38 std::istringstream is(os.str()); 39 E e2; 40 is >> e2; 41 assert(e1 == e2); 42 } 43 44 int main() 45 { 46 test1(); 47 } 48