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 piecewise_linear_distribution
14
15// explicit piecewise_linear_distribution(const param_type& parm);
16
17#include <random>
18#include <cassert>
19
20int main()
21{
22    {
23        typedef std::piecewise_linear_distribution<> D;
24        typedef D::param_type P;
25        double b[] = {10, 14, 16, 17};
26        double p[] = {25, 62.5, 12.5, 0};
27        P pa(b, b+4, p);
28        D d(pa);
29        std::vector<double> iv = d.intervals();
30        assert(iv.size() == 4);
31        assert(iv[0] == 10);
32        assert(iv[1] == 14);
33        assert(iv[2] == 16);
34        assert(iv[3] == 17);
35        std::vector<double> dn = d.densities();
36        assert(dn.size() == 4);
37        assert(dn[0] == 25/256.25);
38        assert(dn[1] == 62.5/256.25);
39        assert(dn[2] == 12.5/256.25);
40        assert(dn[3] == 0);
41    }
42}
43