70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <random>
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// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
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// UIntType a, size_t u, UIntType d, size_t s,
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// UIntType b, size_t t, UIntType c, size_t l, UIntType f>
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// class mersenne_twister_engine;
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// template <class charT, class traits,
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// class UIntType, size_t w, size_t n, size_t m, size_t r,
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// UIntType a, size_t u, UIntType d, size_t s,
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// UIntType b, size_t t, UIntType c, size_t l, UIntType f>
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// basic_ostream<charT, traits>&
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// operator<<(basic_ostream<charT, traits>& os,
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// const mersenne_twister_engine<UIntType, w, n, m, r, a, u, d, s, b, t, c, l, f>& x);
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//
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// template <class charT, class traits,
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// class UIntType, size_t w, size_t n, size_t m, size_t r,
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// UIntType a, size_t u, UIntType d, size_t s,
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// UIntType b, size_t t, UIntType c, size_t l, UIntType f>
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// basic_ostream<charT, traits>&
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// operator>>(basic_istream<charT, traits>& is,
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// mersenne_twister_engine<UIntType, w, n, m, r, a, u, d, s, b, t, c, l, f>& x);
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#include <random>
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#include <sstream>
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#include <cassert>
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void
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test1()
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{
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typedef std::mt19937 E;
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E e1;
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e1.discard(100);
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std::ostringstream os;
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os << e1;
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std::istringstream is(os.str());
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E e2;
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is >> e2;
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assert(e1 == e2);
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}
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void
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test2()
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{
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typedef std::mt19937_64 E;
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E e1;
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e1.discard(100);
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std::ostringstream os;
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os << e1;
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std::istringstream is(os.str());
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E e2;
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is >> e2;
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assert(e1 == e2);
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}
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int main()
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{
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test1();
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test2();
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}
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