54 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C++
		
	
	
	
//===----------------------------------------------------------------------===//
 | 
						|
//
 | 
						|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 | 
						|
// See https://llvm.org/LICENSE.txt for license information.
 | 
						|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 | 
						|
//
 | 
						|
//===----------------------------------------------------------------------===//
 | 
						|
 | 
						|
// UNSUPPORTED: libcpp-has-no-localization
 | 
						|
 | 
						|
// <random>
 | 
						|
 | 
						|
// template<class Engine, size_t k>
 | 
						|
// class shuffle_order_engine
 | 
						|
 | 
						|
// template <class charT, class traits,
 | 
						|
//           class Engine, size_t k>
 | 
						|
// basic_ostream<charT, traits>&
 | 
						|
// operator<<(basic_ostream<charT, traits>& os,
 | 
						|
//            const shuffle_order_engine<Engine, k>& x);
 | 
						|
//
 | 
						|
// template <class charT, class traits,
 | 
						|
//           class Engine, size_t k>
 | 
						|
// basic_istream<charT, traits>&
 | 
						|
// operator>>(basic_istream<charT, traits>& is,
 | 
						|
//            shuffle_order_engine<Engine, k>& x);
 | 
						|
 | 
						|
#include <random>
 | 
						|
#include <sstream>
 | 
						|
#include <cassert>
 | 
						|
 | 
						|
#include "test_macros.h"
 | 
						|
 | 
						|
void
 | 
						|
test1()
 | 
						|
{
 | 
						|
    typedef std::knuth_b E;
 | 
						|
    E e1;
 | 
						|
    e1.discard(100);
 | 
						|
    std::ostringstream os;
 | 
						|
    os << e1;
 | 
						|
    std::istringstream is(os.str());
 | 
						|
    E e2;
 | 
						|
    is >> e2;
 | 
						|
    assert(e1 == e2);
 | 
						|
}
 | 
						|
 | 
						|
int main(int, char**)
 | 
						|
{
 | 
						|
    test1();
 | 
						|
 | 
						|
  return 0;
 | 
						|
}
 |