| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // UNSUPPORTED: no-localization |
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| 10 | |
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| 11 | // <random> |
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| 12 | |
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| 13 | // template<class Engine, size_t k> |
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| 14 | // class shuffle_order_engine |
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| 15 | |
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| 16 | // template <class charT, class traits, |
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| 17 | // class Engine, size_t k> |
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| 18 | // basic_ostream<charT, traits>& |
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| 19 | // operator<<(basic_ostream<charT, traits>& os, |
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| 20 | // const shuffle_order_engine<Engine, k>& x); |
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| 21 | // |
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| 22 | // template <class charT, class traits, |
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| 23 | // class Engine, size_t k> |
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| 24 | // basic_istream<charT, traits>& |
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| 25 | // operator>>(basic_istream<charT, traits>& is, |
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| 26 | // shuffle_order_engine<Engine, k>& x); |
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| 27 | |
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| 28 | #include <random> |
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| 29 | #include <sstream> |
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| 30 | #include <cassert> |
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| 31 | |
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| 32 | #include "test_macros.h" |
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| 33 | |
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| 34 | void |
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| 35 | test1() |
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| 36 | { |
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| 37 | typedef std::knuth_b E; |
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| 38 | E e1; |
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| 39 | e1.discard(z: 100); |
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| 40 | std::ostringstream os; |
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| 41 | os << e1; |
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| 42 | std::istringstream is(os.str()); |
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| 43 | E e2; |
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| 44 | is >> e2; |
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| 45 | assert(e1 == e2); |
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| 46 | } |
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| 47 | |
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| 48 | int main(int, char**) |
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| 49 | { |
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| 50 | test1(); |
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| 51 | |
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| 52 | return 0; |
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| 53 | } |
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| 54 | |
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