| // { dg-options "-std=gnu++0x" } |
| // { dg-require-cstdint "" } |
| // |
| // Copyright (C) 2011-2013 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| // |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| // |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| // 26.5.8.6.1 Class template discrete_distribution [rand.dist.samp.discrete] |
| |
| #include <random> |
| #include <functional> |
| #include <testsuite_random.h> |
| |
| void test01() |
| { |
| using namespace __gnu_test; |
| |
| std::mt19937 eng; |
| |
| std::discrete_distribution<> dd1({ }); |
| auto bdd1 = std::bind(dd1, eng); |
| testDiscreteDist(bdd1, [](int n) { return discrete_pdf(n, { }); } ); |
| |
| std::discrete_distribution<> dd2({ 1.0, 3.0, 2.0}); |
| auto bdd2 = std::bind(dd2, eng); |
| testDiscreteDist(bdd2, [](int n) |
| { return discrete_pdf(n, { 1.0, 3.0, 2.0}); } ); |
| |
| std::discrete_distribution<> dd3({ 2.0, 2.0, 1.0, 0.0, 4.0}); |
| auto bdd3 = std::bind(dd3, eng); |
| testDiscreteDist(bdd3, [](int n) |
| { return discrete_pdf(n, { 2.0, 2.0, 1.0, 0.0, 4.0}); } ); |
| } |
| |
| int main() |
| { |
| test01(); |
| return 0; |
| } |