libstdc++-v3/testsuite/ext/random/von_mises_distribution/cons/default.cc

   1 // { dg-do run { target c++11 } }
   2 // { dg-require-cstdint "" }
   3 //
   4 // 2008-11-24  Edward M. Smith-Rowland <3dw4rd@verizon.net>
   5 // 2013-03-02  Ulrich Drepper <drepper@gmail.com>
   6 //
   7 // Copyright (C) 2013-2022 Free Software Foundation, Inc.
   8 //
   9 // This file is part of the GNU ISO C++ Library.  This library is free
  10 // software; you can redistribute it and/or modify it under the
  11 // terms of the GNU General Public License as published by the
  12 // Free Software Foundation; either version 3, or (at your option)
  13 // any later version.
  14 //
  15 // This library is distributed in the hope that it will be useful,
  16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 // GNU General Public License for more details.
  19 //
  20 // You should have received a copy of the GNU General Public License along
  21 // with this library; see the file COPYING3.  If not see
  22 // <http://www.gnu.org/licenses/>.
  23
  24 #include <ext/random>
  25 #include <testsuite_hooks.h>
  26 #include <testsuite_common_types.h>
  27
  28 void
  29 test01()
  30 {
  31   __gnu_cxx::von_mises_distribution<> u;
  32   VERIFY( u.mu() == 0.0 );
  33   VERIFY( u.kappa() == 1.0 );
  34   VERIFY( u.min() == -__gnu_cxx::__math_constants<double>::__pi );
  35   VERIFY( u.max() == __gnu_cxx::__math_constants<double>::__pi );
  36 }
  37
  38 void
  39 test02()
  40 {
  41   __gnu_test::implicitly_default_constructible test;
  42   test.operator()<__gnu_cxx::von_mises_distribution<>>();
  43   test.operator()<__gnu_cxx::von_mises_distribution<>::param_type>();
  44 }
  45
  46 int main()
  47 {
  48   test01();
  49   test02();
  50 }