libstdc++-v3/testsuite/26_numerics/random/seed_seq/cons/range.cc

   1 // { dg-options "-std=c++0x" }
   2 //
   3 // 2008-12-05  Edward M. Smith-Rowland <3dw4rd@verizon.net>
   4 //
   5 // Copyright (C) 2008 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 2, or (at your option)
  11 // any later version.
  12 //
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING.  If not, write to the Free
  20 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  21 // USA.
  22
  23 // 26.4.7.1 Class seed_seq [rand.util.seedseq]
  24
  25 #include <random>
  26 #include <testsuite_hooks.h>
  27
  28 void
  29 test01()
  30 {
  31   unsigned in[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
  32   std::seed_seq seq(in, in + 10);
  33
  34   std::vector<unsigned> foo(10000);
  35   seq.generate(foo.begin(), foo.end());
  36
  37   VERIFY( seq.size() == 10 );
  38   //VERIFY();
  39 }
  40
  41 int
  42 main()
  43 {
  44   test01();
  45   return 0;
  46 }