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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libstdc++-v3/] [testsuite/] [26_numerics/] [random/] [shuffle_order_engine/] [operators/] [serialize.cc] - Rev 742
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// { dg-options "-std=c++0x" } // { dg-require-cstdint "" } // // 2008-11-24 Edward M. Smith-Rowland <3dw4rd@verizon.net> // // Copyright (C) 2008, 2009, 2010, 2011 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING3. If not see // <http://www.gnu.org/licenses/>. // 26.4.4.1 class template discard_block_engine [rand.adapt.disc] // 26.4.2.3 concept RandomNumberEngineAdaptor [rand.concept.adapt] #include <random> #include <sstream> #include <testsuite_hooks.h> void test01() { bool test __attribute__((unused)) = true; std::stringstream str; std::shuffle_order_engine < std::linear_congruential_engine<uint_fast32_t,16807UL, 0UL, 2147483647UL>, 256 > u, v; u(); // advance str << u; VERIFY( !(u == v) ); str >> v; VERIFY( u == v ); for (unsigned i = 0; i < 1000; ++i) VERIFY( u() == v() ); str.clear(); str << v; u(); u(); u(); str >> u; VERIFY( u == v ); for (unsigned i = 0; i < 1000; ++i) VERIFY( u() == v() ); } int main() { test01(); return 0; }