1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <random>
11
12// template<class RealType = double>
13// class gamma_distribution
14
15// explicit gamma_distribution(result_type alpha = 0, result_type beta = 1);
16
17#include <random>
18#include <cassert>
19
20int main()
21{
22    {
23        typedef std::gamma_distribution<> D;
24        D d;
25        assert(d.alpha() == 1);
26        assert(d.beta() == 1);
27    }
28    {
29        typedef std::gamma_distribution<> D;
30        D d(14.5);
31        assert(d.alpha() == 14.5);
32        assert(d.beta() == 1);
33    }
34    {
35        typedef std::gamma_distribution<> D;
36        D d(14.5, 5.25);
37        assert(d.alpha() == 14.5);
38        assert(d.beta() == 5.25);
39    }
40}
41