1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <random>
// class bernoulli_distribution
// explicit bernoulli_distribution(double p = 0.5); // before C++20
// bernoulli_distribution() : bernoulli_distribution(0.5) {} // C++20
// explicit bernoulli_distribution(double p); // C++20
#include <random>
#include <cassert>
#include "test_macros.h"
#if TEST_STD_VER >= 11
#include "make_implicit.h"
#include "test_convertible.h"
#endif
int main(int, char**)
{
{
typedef std::bernoulli_distribution D;
D d;
assert(d.p() == 0.5);
}
{
typedef std::bernoulli_distribution D;
D d(0);
assert(d.p() == 0);
}
{
typedef std::bernoulli_distribution D;
D d(0.75);
assert(d.p() == 0.75);
}
#if TEST_STD_VER >= 11
{
typedef std::bernoulli_distribution D;
static_assert(test_convertible<D>(), "");
assert(D(0.5) == make_implicit<D>());
static_assert(!test_convertible<D, double>(), "");
}
#endif
return 0;
}
|
