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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libstdc++-v3/] [testsuite/] [26_numerics/] [random/] [piecewise_linear_distribution/] [cons/] [range.cc] - Rev 742
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// { dg-options "-std=c++0x" } // { dg-require-cstdint "" } // // 2008-12-03 Edward M. Smith-Rowland <3dw4rd@verizon.net> // // Copyright (C) 2008, 2009 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/>. // 26.4.8.5.3 Class template piecewise_linear_distribution [rand.dist.samp.plinear] // 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist] #include <random> #include <testsuite_hooks.h> void test01() { bool test __attribute__((unused)) = true; std::vector<double> x = {0.0, 1.0, 2.0, 3.0, 4.0, 5.0}; std::vector<double> wt = {0.0, 1.0, 2.5, 1.5, 3.5, 0.0}; std::piecewise_linear_distribution<> u(x.begin(), x.end(), wt.begin()); std::vector<double> interval = u.intervals(); std::vector<double> density = u.densities(); VERIFY( interval.size() == 6 ); VERIFY( interval[0] == 0.0 ); VERIFY( interval[5] == 5.0 ); VERIFY( density.size() == 6 ); VERIFY( density[0] == 0.0 ); VERIFY( density[4] == 3.5 / 8.5 ); } int main() { test01(); return 0; }