diff options
Diffstat (limited to 'libstdc++-v3/testsuite/26_numerics/random/discrete_distribution')
9 files changed, 414 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/default.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/default.cc new file mode 100644 index 000000000..9d05b1982 --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/default.cc @@ -0,0 +1,44 @@ +// { 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/>. + +// 26.4.8.5.1 Class template discrete_distribution [rand.dist.samp.discrete] +// 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist] + +#include <random> +#include <testsuite_hooks.h> + +void +test01() +{ + bool test __attribute__((unused)) = true; + + std::discrete_distribution<> u; + std::vector<double> probablility = u.probabilities(); + VERIFY( probablility.size() == 1 ); + VERIFY( probablility[0] == 1.0 ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/initlist.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/initlist.cc new file mode 100644 index 000000000..3bcb7448e --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/initlist.cc @@ -0,0 +1,43 @@ +// { 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/>. + +// 26.4.8.5.1 Class template discrete_distribution [rand.dist.samp.discrete] +// 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist] + +#include <random> +#include <testsuite_hooks.h> + +void +test01() +{ + bool test __attribute__((unused)) = true; + + std::discrete_distribution<> u({0.0, 2.0, 4.0, 3.0, 4.0, 0.0}); + std::vector<double> probablility = u.probabilities(); + VERIFY( probablility.size() == 6 ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/num_xbound_fun.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/num_xbound_fun.cc new file mode 100644 index 000000000..12282f0f4 --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/num_xbound_fun.cc @@ -0,0 +1,70 @@ +// { 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/>. + +// 26.4.8.5.1 Class template discrete_distribution [rand.dist.samp.discrete] +// 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist] + +#include <random> +#include <cmath> +#include <testsuite_hooks.h> + +struct cosine_distribution +{ + cosine_distribution(double x0, double lambda) + : _M_x0(x0), _M_lambda(lambda) + { } + + double + operator()(double x) + { + if (x - _M_x0 < -_M_lambda / 4) + return 0.0; + else if (x - _M_x0 > _M_lambda / 4) + return 0.0; + else + { + const double pi = 3.14159265358979323846; + return std::cos(2 * pi * (x - _M_x0) / _M_lambda); + } + } + +private: + double _M_x0; + double _M_lambda; +}; + +void +test01() +{ + bool test __attribute__((unused)) = true; + + cosine_distribution cd(1.5, 3.0); + std::discrete_distribution<> u(21, -10.0, 10.0, cd); + std::vector<double> probablility = u.probabilities(); + VERIFY( probablility.size() == 21 ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/range.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/range.cc new file mode 100644 index 000000000..aa8d9567f --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/cons/range.cc @@ -0,0 +1,46 @@ +// { 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/>. + +// 26.4.8.5.1 Class template discrete_distribution [rand.dist.samp.discrete] +// 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> wt = {0.5, 1.0, 2.5, 1.5, 0.5}; + std::discrete_distribution<> u(wt.begin(), wt.end()); + std::vector<double> probablility = u.probabilities(); + VERIFY( probablility.size() == 5 ); + VERIFY( probablility[0] == 0.5 / 6.0 ); + VERIFY( probablility[2] == 2.5 / 6.0 ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/call-default.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/call-default.cc new file mode 100644 index 000000000..11e0d6879 --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/call-default.cc @@ -0,0 +1,41 @@ +// { dg-options "-std=c++0x" } +// { dg-require-cstdint "" } +// +// 2010-10-13 Paolo Carlini <paolo.carlini@oracle.com> +// +// Copyright (C) 2010 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/>. + +// 26.5.8.5.1 Class template discrete_distribution +// [rand.dist.samp.discrete] + +#include <random> + +void +test01() +{ + std::discrete_distribution<> u; + std::minstd_rand0 rng; + + u(rng); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/equal.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/equal.cc new file mode 100644 index 000000000..6ef26c9c6 --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/equal.cc @@ -0,0 +1,44 @@ +// { dg-options "-std=c++0x" } +// { dg-require-cstdint "" } +// +// 2010-03-16 Paolo Carlini <paolo.carlini@oracle.com> +// +// Copyright (C) 2010 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/>. + +// 26.5.8.5.1 Class template discrete_distribution [rand.dist.samp.discrete] + +#include <random> +#include <testsuite_hooks.h> + +void +test01() +{ + bool test __attribute__((unused)) = true; + + std::vector<double> wt = { 0.5, 1.0, 2.5, 1.5, 0.5 }; + std::discrete_distribution<int> u(wt.begin(), wt.end()), v, w; + + VERIFY( v == w ); + VERIFY( !(u == v) ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/inequal.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/inequal.cc new file mode 100644 index 000000000..2215a7008 --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/inequal.cc @@ -0,0 +1,44 @@ +// { dg-options "-std=c++0x" } +// { dg-require-cstdint "" } +// +// 2010-03-16 Paolo Carlini <paolo.carlini@oracle.com> +// +// Copyright (C) 2010 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/>. + +// 26.5.8.5.1 Class template discrete_distribution [rand.dist.samp.discrete] + +#include <random> +#include <testsuite_hooks.h> + +void +test01() +{ + bool test __attribute__((unused)) = true; + + std::vector<double> wt = { 0.5, 1.0, 2.5, 1.5, 0.5 }; + std::discrete_distribution<int> u(wt.begin(), wt.end()), v, w; + + VERIFY( u != v ); + VERIFY( !(v != w) ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/serialize.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/serialize.cc new file mode 100644 index 000000000..c2ba51a12 --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/operators/serialize.cc @@ -0,0 +1,47 @@ +// { dg-options "-std=c++0x" } +// { dg-require-cstdint "" } +// +// 2009-08-14 Edward M. Smith-Rowland <3dw4rd@verizon.net> +// +// Copyright (C) 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/>. + +// 26.4.8.5.1 Class template discrete_distribution [rand.dist.samp.discrete] +// 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist] + +#include <random> +#include <sstream> + +void +test01() +{ + std::stringstream str; + std::vector<double> wt = {0.5, 1.0, 2.5, 1.5, 0.5}; + std::discrete_distribution<int> u(wt.begin(), wt.end()), v; + std::minstd_rand0 rng; + + u(rng); // advance + str << u; + + str >> v; +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/requirements/typedefs.cc b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/requirements/typedefs.cc new file mode 100644 index 000000000..7c5977b38 --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/random/discrete_distribution/requirements/typedefs.cc @@ -0,0 +1,35 @@ +// { dg-do compile } +// { 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/>. + +// 26.4.8.5.1 Class template discrete_distribution [rand.dist.samp.discrete] +// 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist] + +#include <random> + +void +test01() +{ + typedef std::discrete_distribution<> test_type; + + typedef test_type::result_type result_type; +} |