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52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
// { dg-options "-std=gnu++0x" }
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// { dg-require-cstdint "" }
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// { dg-require-cmath "" }
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//
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// Copyright (C) 2011-2014 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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// 26.5.8.4.1 Class template poisson_distribution [rand.dist.pois.poisson]
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#include <random>
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#include <functional>
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#include <testsuite_random.h>
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void test01()
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{
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using namespace __gnu_test;
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std::mt19937 eng;
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std::poisson_distribution<> pd1(3.0);
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auto bpd1 = std::bind(pd1, eng);
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testDiscreteDist(bpd1, [](int n) { return poisson_pdf(n, 3.0); } );
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std::poisson_distribution<> pd2(15.0);
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auto bpd2 = std::bind(pd2, eng);
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testDiscreteDist(bpd2, [](int n) { return poisson_pdf(n, 15.0); } );
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std::poisson_distribution<> pd3(30.0);
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auto bpd3 = std::bind(pd3, eng);
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testDiscreteDist(bpd3, [](int n) { return poisson_pdf(n, 30.0); } );
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}
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int main()
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{
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test01();
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return 0;
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}
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