libcxx/test/std/numerics/rand/rand.dist/rand.dist.pois/rand.dist.pois.poisson/set_param.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // <random>
  10
  11 // template<class RealType = double>
  12 // class poisson_distribution;
  13
  14 // void param(const param_type& parm);
  15
  16 #include <random>
  17 #include <cassert>
  18
  19 #include "test_macros.h"
  20
  21 int main(int, char**)
  22 {
  23     {
  24         typedef std::poisson_distribution<> D;
  25         typedef D::param_type P;
  26         P p(0.25);
  27         D d(0.75);
  28         d.param(p);
  29         assert(d.param() == p);
  30     }
  31
  32   return 0;
  33 }