libstdc++-v3/testsuite/26_numerics/random/negative_binomial_distribution/cons/default.cc

   1 // { dg-options "-std=c++0x" }
   2 //
   3 // 2008-11-24  Edward M. Smith-Rowland <3dw4rd@verizon.net>
   4 //
   5 // Copyright (C) 2008, 2009 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 3, 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 COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 // 26.4.8.2.4 Class template negative_binomial_distribution [rand.dist.bern.negbin]
  23 // 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist]
  24
  25 #include <random>
  26 #include <testsuite_hooks.h>
  27
  28 void
  29 test01()
  30 {
  31   bool test __attribute__((unused)) = true;
  32
  33   std::negative_binomial_distribution<> u;
  34   VERIFY( u.k() == 1 );
  35   VERIFY( u.p() == 0.5 );
  36   typedef std::negative_binomial_distribution<>::result_type result_type;
  37   VERIFY( u.min() == 0 );
  38   VERIFY( u.max() == std::numeric_limits<result_type>::max() );
  39 }
  40
  41 int main()
  42 {
  43   test01();
  44   return 0;
  45 }